@blac/react - npm Package Compare versions

Comparing version 2.0.0-rc.6 to 2.0.0-rc.8

dist/index.d.ts.map

+{"version":3,"file":"index.d.ts","sourceRoot":"","sources":["../src/index.ts"],"names":[],"mappings":"AAAA;;;;;;GAMG;AAEH,OAAO,EAAE,OAAO,EAAE,MAAM,WAAW,CAAC;AACpC,OAAO,EAAE,cAAc,EAAE,MAAM,kBAAkB,CAAC;AAClD,YAAY,EAAE,cAAc,EAAE,aAAa,EAAE,MAAM,SAAS,CAAC;AAC7D,YAAY,EAAE,qBAAqB,EAAE,MAAM,kBAAkB,CAAC"}

dist/types.d.ts

+import type { ExtractState } from '@blac/core';
+import type { RefObject } from 'react';
+export interface UseBlocOptions<TBloc> {
+    staticProps?: any;
+    instanceId?: string | number;
+    dependencies?: (state: ExtractState<TBloc>, bloc: TBloc) => unknown[];
+    autoTrack?: boolean;
+    disableGetterCache?: boolean;
+    onMount?: (bloc: TBloc) => void;
+    onUnmount?: (bloc: TBloc) => void;
+}
+export interface UseBlocOptionsWithDependencies<TBloc> extends UseBlocOptions<TBloc> {
+    dependencies: (state: ExtractState<TBloc>, bloc: TBloc) => unknown[];
+    autoTrack?: never;
+}
+export type UseBlocReturn<TBloc> = [
+    ExtractState<TBloc>,
+    TBloc,
+    RefObject<ComponentRef>
+];
+export type ComponentRef = {
+    __blocInstanceId?: string;
+    __bridge?: any;
+};
+//# sourceMappingURL=types.d.ts.map

dist/types.d.ts.map

+{"version":3,"file":"types.d.ts","sourceRoot":"","sources":["../src/types.ts"],"names":[],"mappings":"AAAA,OAAO,KAAK,EAAE,YAAY,EAAE,MAAM,YAAY,CAAC;AAC/C,OAAO,KAAK,EAAE,SAAS,EAAE,MAAM,OAAO,CAAC;AAEvC,MAAM,WAAW,cAAc,CAAC,KAAK;IACnC,WAAW,CAAC,EAAE,GAAG,CAAC;IAClB,UAAU,CAAC,EAAE,MAAM,GAAG,MAAM,CAAC;IAC7B,YAAY,CAAC,EAAE,CAAC,KAAK,EAAE,YAAY,CAAC,KAAK,CAAC,EAAE,IAAI,EAAE,KAAK,KAAK,OAAO,EAAE,CAAC;IACtE,SAAS,CAAC,EAAE,OAAO,CAAC;IACpB,kBAAkB,CAAC,EAAE,OAAO,CAAC;IAC7B,OAAO,CAAC,EAAE,CAAC,IAAI,EAAE,KAAK,KAAK,IAAI,CAAC;IAChC,SAAS,CAAC,EAAE,CAAC,IAAI,EAAE,KAAK,KAAK,IAAI,CAAC;CACnC;AAED,MAAM,WAAW,8BAA8B,CAAC,KAAK,CACnD,SAAQ,cAAc,CAAC,KAAK,CAAC;IAC7B,YAAY,EAAE,CAAC,KAAK,EAAE,YAAY,CAAC,KAAK,CAAC,EAAE,IAAI,EAAE,KAAK,KAAK,OAAO,EAAE,CAAC;IACrE,SAAS,CAAC,EAAE,KAAK,CAAC;CACnB;AAED,MAAM,MAAM,aAAa,CAAC,KAAK,IAAI;IACjC,YAAY,CAAC,KAAK,CAAC;IACnB,KAAK;IACL,SAAS,CAAC,YAAY,CAAC;CACxB,CAAC;AAEF,MAAM,MAAM,YAAY,GAAG;IACzB,gBAAgB,CAAC,EAAE,MAAM,CAAC;IAC1B,QAAQ,CAAC,EAAE,GAAG,CAAC;CAChB,CAAC"}

dist/useBloc.d.ts

+import { type BlocConstructor, StateContainer } from '@blac/core';
+import type { UseBlocOptions, UseBlocReturn } from './types';
+/**
+ * Lifecycle: INITIAL MOUNT
+ * 1. useMemo runs once - creates bloc, subscribeFn, getSnapshotFn
+ * 2. useSyncExternalStore calls getSnapshotFn (1st time) - lazy creates tracker, starts tracking, returns proxy
+ * 3. Component renders - proxy tracks property accesses
+ * 4. useSyncExternalStore calls getSnapshotFn (2nd time) - captures tracked paths, starts new tracking, returns proxy
+ * 5. useSyncExternalStore calls subscribeFn - sets up state change listener
+ *
+ * Lifecycle: STATE CHANGE
+ * 1. Bloc state changes
+ * 2. subscribeFn callback checks hasChanges() - only re-renders if tracked paths changed
+ * 3. If re-render: getSnapshotFn captures previous paths, starts tracking, returns proxy
+ *
+ * Lifecycle: RE-RENDER (parent re-render)
+ * 1. useMemo returns cached values (same bloc, subscribeFn, getSnapshotFn)
+ * 2. useSyncExternalStore calls getSnapshotFn - captures paths, starts tracking, returns proxy
+ */
+export declare function useBloc<T extends new (...args: any[]) => StateContainer<any>>(BlocClass: T & BlocConstructor<InstanceType<T>>, options?: UseBlocOptions<InstanceType<T>>): UseBlocReturn<InstanceType<T>>;
+//# sourceMappingURL=useBloc.d.ts.map

dist/useBloc.d.ts.map

+{"version":3,"file":"useBloc.d.ts","sourceRoot":"","sources":["../src/useBloc.ts"],"names":[],"mappings":"AAOA,OAAO,EACL,KAAK,eAAe,EACpB,cAAc,EAef,MAAM,YAAY,CAAC;AACpB,OAAO,KAAK,EAAE,cAAc,EAAE,aAAa,EAAgB,MAAM,SAAS,CAAC;AAuB3E;;;;;;;;;;;;;;;;GAgBG;AACH,wBAAgB,OAAO,CAAC,CAAC,SAAS,KAAK,GAAG,IAAI,EAAE,GAAG,EAAE,KAAK,cAAc,CAAC,GAAG,CAAC,EAC3E,SAAS,EAAE,CAAC,GAAG,eAAe,CAAC,YAAY,CAAC,CAAC,CAAC,CAAC,EAC/C,OAAO,CAAC,EAAE,cAAc,CAAC,YAAY,CAAC,CAAC,CAAC,CAAC,GACxC,aAAa,CAAC,YAAY,CAAC,CAAC,CAAC,CAAC,CAmHhC"}

dist/useBlocActions.d.ts

+import { type BlocConstructor, StateContainer } from '@blac/core';
+export interface UseBlocActionsOptions<TBloc> {
+    staticProps?: any;
+    instanceId?: string | number;
+    onMount?: (bloc: TBloc) => void;
+    onUnmount?: (bloc: TBloc) => void;
+}
+export declare function useBlocActions<T extends new (...args: any[]) => StateContainer<any>>(BlocClass: T & BlocConstructor<InstanceType<T>>, options?: UseBlocActionsOptions<InstanceType<T>>): InstanceType<T>;
+//# sourceMappingURL=useBlocActions.d.ts.map

dist/useBlocActions.d.ts.map

+{"version":3,"file":"useBlocActions.d.ts","sourceRoot":"","sources":["../src/useBlocActions.ts"],"names":[],"mappings":"AACA,OAAO,EACL,KAAK,eAAe,EACpB,cAAc,EAEf,MAAM,YAAY,CAAC;AAUpB,MAAM,WAAW,qBAAqB,CAAC,KAAK;IAC1C,WAAW,CAAC,EAAE,GAAG,CAAC;IAClB,UAAU,CAAC,EAAE,MAAM,GAAG,MAAM,CAAC;IAC7B,OAAO,CAAC,EAAE,CAAC,IAAI,EAAE,KAAK,KAAK,IAAI,CAAC;IAChC,SAAS,CAAC,EAAE,CAAC,IAAI,EAAE,KAAK,KAAK,IAAI,CAAC;CACnC;AAED,wBAAgB,cAAc,CAC5B,CAAC,SAAS,KAAK,GAAG,IAAI,EAAE,GAAG,EAAE,KAAK,cAAc,CAAC,GAAG,CAAC,EAErD,SAAS,EAAE,CAAC,GAAG,eAAe,CAAC,YAAY,CAAC,CAAC,CAAC,CAAC,EAC/C,OAAO,CAAC,EAAE,qBAAqB,CAAC,YAAY,CAAC,CAAC,CAAC,CAAC,GAC/C,YAAY,CAAC,CAAC,CAAC,CAiDjB"}

dist/utils/instance-keys.d.ts

+/**
+ * Instance key generation utilities for React integration
+ */
+import type { ComponentRef } from '../types';
+/**
+ * Generate an instance key for a bloc
+ *
+ * Logic:
+ * - If user provides instanceId, use it (convert number to string)
+ * - If isolated, generate or reuse a unique key for this component
+ * - Otherwise, return undefined (use default key)
+ *
+ * @param componentRef - React component reference (persists across remounts)
+ * @param isIsolated - Whether the bloc is isolated
+ * @param providedId - User-provided instance ID (from options)
+ * @returns Instance key string or undefined for default
+ */
+export declare function generateInstanceKey(componentRef: ComponentRef, isIsolated: boolean, providedId?: string | number): string | undefined;
+//# sourceMappingURL=instance-keys.d.ts.map

dist/utils/instance-keys.d.ts.map

+{"version":3,"file":"instance-keys.d.ts","sourceRoot":"","sources":["../../src/utils/instance-keys.ts"],"names":[],"mappings":"AAAA;;GAEG;AAGH,OAAO,KAAK,EAAE,YAAY,EAAE,MAAM,UAAU,CAAC;AAE7C;;;;;;;;;;;;GAYG;AACH,wBAAgB,mBAAmB,CACjC,YAAY,EAAE,YAAY,EAC1B,UAAU,EAAE,OAAO,EACnB,UAAU,CAAC,EAAE,MAAM,GAAG,MAAM,GAC3B,MAAM,GAAG,SAAS,CAgBpB"}

dist/index.cjs

@@ -1,195 +0,31 @@
-//#region rolldown:runtime
-var __create = Object.create;
-var __defProp = Object.defineProperty;
-var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
-var __getOwnPropNames = Object.getOwnPropertyNames;
-var __getProtoOf = Object.getPrototypeOf;
-var __hasOwnProp = Object.prototype.hasOwnProperty;
-var __copyProps = (to, from, except, desc) => {
-	if (from && typeof from === "object" || typeof from === "function") for (var keys = __getOwnPropNames(from), i = 0, n = keys.length, key; i < n; i++) {
-		key = keys[i];
-		if (!__hasOwnProp.call(to, key) && key !== except) __defProp(to, key, {
-			get: ((k) => from[k]).bind(null, key),
-			enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable
-		});
-	}
-	return to;
-};
-var __toESM = (mod, isNodeMode, target) => (target = mod != null ? __create(__getProtoOf(mod)) : {}, __copyProps(isNodeMode || !mod || !mod.__esModule ? __defProp(target, "default", {
-	value: mod,
-	enumerable: true
-}) : target, mod));
-
-//#endregion
 let react = require("react");
-react = __toESM(react);
 let __blac_core = require("@blac/core");
-__blac_core = __toESM(__blac_core);
 
-//#region src/useBloc.ts
+//#region src/utils/instance-keys.ts
 /**
-* Cache for property descriptors to avoid repeated prototype chain walks
-* Maps from object constructor to a map of property name to descriptor
+* Instance key generation utilities for React integration
 */
-const descriptorCache = /* @__PURE__ */ new WeakMap();
 /**
-* Cache for proxied blocs to ensure same proxy is returned for same bloc instance
-* This is important for identity checks (e.g., bloc1 === bloc2) across components
-* using the same shared bloc instance.
-*/
-const blocProxyCache = /* @__PURE__ */ new WeakMap();
-/**
-* Map to store the currently active tracker during render.
-* This allows the cached proxy to know which component's tracker to use.
-* Set before render, cleared after render.
-*/
-const activeTrackerMap = /* @__PURE__ */ new WeakMap();
-/**
-* Get property descriptor for a given property, with caching
+* Generate an instance key for a bloc
 *
-* @remarks
-* Walks up the prototype chain once per class to find the descriptor,
-* then caches the result for performance. This is critical because
-* we need to distinguish getters from methods and properties.
+* Logic:
+* - If user provides instanceId, use it (convert number to string)
+* - If isolated, generate or reuse a unique key for this component
+* - Otherwise, return undefined (use default key)
 *
-* @param obj - The object to get the descriptor from
-* @param prop - The property name or symbol
-* @returns The property descriptor if found, undefined otherwise
+* @param componentRef - React component reference (persists across remounts)
+* @param isIsolated - Whether the bloc is isolated
+* @param providedId - User-provided instance ID (from options)
+* @returns Instance key string or undefined for default
 */
-function getDescriptor(obj, prop) {
-	const constructor = obj.constructor;
-	let constructorCache = descriptorCache.get(constructor);
-	if (constructorCache?.has(prop)) return constructorCache.get(prop);
-	let current = obj;
-	let descriptor;
-	while (current && current !== Object.prototype) {
-		descriptor = Object.getOwnPropertyDescriptor(current, prop);
-		if (descriptor) break;
-		current = Object.getPrototypeOf(current);
-	}
-	if (!constructorCache) {
-		constructorCache = /* @__PURE__ */ new Map();
-		descriptorCache.set(constructor, constructorCache);
-	}
-	constructorCache.set(prop, descriptor);
-	return descriptor;
-}
-/**
-* Check if a property is a getter (has a getter descriptor)
-*
-* @param obj - The object to check
-* @param prop - The property name or symbol
-* @returns True if the property is a getter, false otherwise
-*/
-function isGetter(obj, prop) {
-	return getDescriptor(obj, prop)?.get !== void 0;
-}
-/**
-* Create a new getter tracking state
-*
-* @returns A new GetterTrackingState initialized with empty collections
-*/
-function createGetterTracker() {
-	return {
-		trackedValues: /* @__PURE__ */ new Map(),
-		currentlyAccessing: /* @__PURE__ */ new Set(),
-		trackedGetters: /* @__PURE__ */ new Set(),
-		isTracking: false,
-		renderCache: /* @__PURE__ */ new Map(),
-		cacheValid: false
-	};
-}
-/**
-* Create a proxy that intercepts getter access on a bloc instance
-*
-* @remarks
-* This proxy wraps the bloc instance to track which getters are accessed
-* during component render. When tracking is enabled (during render phase),
-* it records accessed getters and stores their computed values for later
-* comparison.
-*
-* IMPORTANT: This function caches proxies per bloc instance. Multiple components
-* sharing the same bloc will get the same proxy instance. Each component sets
-* its tracker in activeTrackerMap before render, and the proxy looks it up.
-*
-* @param bloc - The bloc instance to wrap
-* @returns A proxied bloc that tracks getter access
-*/
-function createBlocProxy(bloc) {
-	const cached = blocProxyCache.get(bloc);
-	if (cached) return cached;
-	const proxy = new Proxy(bloc, { get(target, prop, receiver) {
-		const tracker = activeTrackerMap.get(target);
-		if (tracker?.isTracking && isGetter(target, prop)) {
-			tracker.currentlyAccessing.add(prop);
-			if (tracker.cacheValid && tracker.renderCache.has(prop)) {
-				const cachedValue = tracker.renderCache.get(prop);
-				tracker.trackedValues.set(prop, cachedValue);
-				return cachedValue;
-			}
-			const value = getDescriptor(target, prop).get.call(target);
-			tracker.trackedValues.set(prop, value);
-			return value;
-		}
-		return Reflect.get(target, prop, receiver);
-	} });
-	blocProxyCache.set(bloc, proxy);
-	return proxy;
-}
-/**
-* Check if any tracked getters have changed values
-*
-* @remarks
-* Re-computes all getters that were accessed during the last render and
-* compares their new values with stored values using Object.is() (reference
-* equality).
-*
-* OPTIMIZATION: Render cache population
-* - Computes ALL tracked getters (no early exit) to populate the render cache
-* - This ensures each getter is computed only once per render cycle
-* - If we're going to re-render, getters accessed during render will use cached values
-* - Cache is populated even if no changes detected (useful for parent-triggered re-renders)
-* - Trade-off: Give up early exit to ensure full cache population
-*
-* Error handling: If a getter throws during re-computation, we log a warning,
-* stop tracking that specific getter, and treat it as "changed" to trigger
-* a re-render. This prevents the tracking system from breaking while still
-* allowing React's error boundary to handle the error on the next render.
-*
-* @param bloc - The bloc instance
-* @param tracker - The getter tracking state
-* @returns True if any tracked getter value changed, false otherwise
-*/
-function hasGetterChanges(bloc, tracker) {
-	if (!tracker || tracker.trackedGetters.size === 0) return false;
-	tracker.renderCache.clear();
-	let hasAnyChange = false;
-	for (const prop of tracker.trackedGetters) try {
-		const descriptor = getDescriptor(bloc, prop);
-		if (!descriptor?.get) continue;
-		const newValue = descriptor.get.call(bloc);
-		const oldValue = tracker.trackedValues.get(prop);
-		tracker.renderCache.set(prop, newValue);
-		tracker.trackedValues.set(prop, newValue);
-		if (!Object.is(newValue, oldValue)) hasAnyChange = true;
-	} catch (error) {
-		console.warn(`[useBloc] Getter "${String(prop)}" threw error during change detection. Stopping tracking for this getter.`, error);
-		tracker.trackedGetters.delete(prop);
-		tracker.trackedValues.delete(prop);
-		tracker.cacheValid = false;
-		return true;
-	}
-	tracker.cacheValid = true;
-	return hasAnyChange;
-}
-/**
-* Generates instance ID for isolated blocs
-*/
-function generateInstanceId$1(componentRef, isIsolated, providedId) {
-	if (providedId) return providedId;
+function generateInstanceKey(componentRef, isIsolated, providedId) {
+	if (providedId !== void 0) return typeof providedId === "number" ? String(providedId) : providedId;
 	if (isIsolated) {
-		if (!componentRef.__blocInstanceId) componentRef.__blocInstanceId = `isolated-${Math.random().toString(36).slice(2, 11)}`;
+		if (!componentRef.__blocInstanceId) componentRef.__blocInstanceId = (0, __blac_core.generateIsolatedKey)();
 		return componentRef.__blocInstanceId;
 	}
 }
+
+//#endregion
+//#region src/useBloc.ts
 function determineTrackingMode(options) {
@@ -202,71 +38,2 @@ return {
 /**
-* Factory: Creates subscribe function for automatic proxy tracking mode
-*/
-function createAutoTrackSubscribe(instance, hookState) {
-	return (callback) => {
-		return instance.subscribe(() => {
-			const tracker = hookState.tracker || (hookState.tracker = (0, __blac_core.createTrackerState)());
-			let stateChanged = (0, __blac_core.hasChanges)(tracker, instance.state);
-			if (tracker.pathCache.size === 0 && hookState.getterTracker && hookState.getterTracker.trackedGetters.size > 0) stateChanged = false;
-			if (stateChanged) {
-				callback();
-				return;
-			}
-			if (hasGetterChanges(instance, hookState.getterTracker)) callback();
-		});
-	};
-}
-/**
-* Factory: Creates subscribe function for manual dependencies mode
-*/
-function createManualDepsSubscribe(instance, hookState, options) {
-	return (callback) => {
-		return instance.subscribe(() => {
-			const newDeps = options.dependencies(instance.state, instance);
-			if (!hookState.manualDepsCache || !(0, __blac_core.shallowEqual)(hookState.manualDepsCache, newDeps)) {
-				hookState.manualDepsCache = newDeps;
-				callback();
-			}
-		});
-	};
-}
-/**
-* Factory: Creates subscribe function for no-tracking mode
-*/
-function createNoTrackSubscribe(instance) {
-	return (callback) => instance.subscribe(callback);
-}
-/**
-* Factory: Creates getSnapshot function for automatic proxy tracking mode
-*/
-function createAutoTrackSnapshot(instance, hookState) {
-	return () => {
-		const tracker = hookState.tracker || (hookState.tracker = (0, __blac_core.createTrackerState)());
-		if ((0, __blac_core.hasTrackedData)(tracker)) (0, __blac_core.captureTrackedPaths)(tracker, instance.state);
-		if (hookState.getterTracker) {
-			if (hookState.getterTracker.currentlyAccessing.size > 0) hookState.getterTracker.trackedGetters = new Set(hookState.getterTracker.currentlyAccessing);
-			hookState.getterTracker.currentlyAccessing.clear();
-			hookState.getterTracker.isTracking = true;
-			activeTrackerMap.set(instance, hookState.getterTracker);
-		}
-		(0, __blac_core.startTracking)(tracker);
-		return (0, __blac_core.createProxy)(tracker, instance.state);
-	};
-}
-/**
-* Factory: Creates getSnapshot function for manual dependencies mode
-*/
-function createManualDepsSnapshot(instance, hookState, options) {
-	return () => {
-		hookState.manualDepsCache = options.dependencies(instance.state, instance);
-		return instance.state;
-	};
-}
-/**
-* Factory: Creates getSnapshot function for no-tracking mode
-*/
-function createNoTrackSnapshot(instance) {
-	return () => instance.state;
-}
-/**
 * Lifecycle: INITIAL MOUNT
@@ -290,46 +57,39 @@ * 1. useMemo runs once - creates bloc, subscribeFn, getSnapshotFn
 	const componentRef = (0, react.useRef)({});
-	const [bloc, subscribe, getSnapshot, instanceKey, hookState, rawInstance] = (0, react.useMemo)(() => {
-		const isIsolated = BlocClass.isolated === true;
-		const Constructor = BlocClass;
-		const instanceId = generateInstanceId$1(componentRef.current, isIsolated, options?.instanceId);
-		const instance = Constructor.getOrCreate(instanceId, options?.staticProps);
+	const Constructor = BlocClass;
+	const isIsolated = (0, __blac_core.isIsolatedClass)(BlocClass);
+	const [bloc, subscribe, getSnapshot, instanceKey, adapterState, rawInstance] = (0, react.useMemo)(() => {
+		const instanceKey$1 = generateInstanceKey(componentRef.current, isIsolated, options?.instanceId);
+		const instance = BlocClass.resolve(instanceKey$1, options?.staticProps);
 		const { useManualDeps, autoTrackEnabled } = determineTrackingMode(options);
-		const hookState$1 = {
-			tracker: null,
-			manualDepsCache: null,
-			getterTracker: null,
-			proxiedBloc: null
-		};
 		let subscribeFn;
 		let getSnapshotFn;
-		if (useManualDeps) {
-			subscribeFn = createManualDepsSubscribe(instance, hookState$1, options);
-			getSnapshotFn = createManualDepsSnapshot(instance, hookState$1, options);
-			hookState$1.proxiedBloc = instance;
+		let adapterState$1;
+		if (useManualDeps && options?.dependencies) {
+			adapterState$1 = (0, __blac_core.initManualDepsState)(instance);
+			subscribeFn = (0, __blac_core.createManualDepsSubscribe)(instance, adapterState$1, { dependencies: options.dependencies });
+			getSnapshotFn = (0, __blac_core.createManualDepsSnapshot)(instance, adapterState$1, { dependencies: options.dependencies });
 		} else if (!autoTrackEnabled) {
-			subscribeFn = createNoTrackSubscribe(instance);
-			getSnapshotFn = createNoTrackSnapshot(instance);
-			hookState$1.proxiedBloc = instance;
+			adapterState$1 = (0, __blac_core.initNoTrackState)(instance);
+			subscribeFn = (0, __blac_core.createNoTrackSubscribe)(instance);
+			getSnapshotFn = (0, __blac_core.createNoTrackSnapshot)(instance);
 		} else {
-			subscribeFn = createAutoTrackSubscribe(instance, hookState$1);
-			getSnapshotFn = createAutoTrackSnapshot(instance, hookState$1);
-			hookState$1.getterTracker = createGetterTracker();
-			hookState$1.proxiedBloc = createBlocProxy(instance);
+			adapterState$1 = (0, __blac_core.initAutoTrackState)(instance);
+			subscribeFn = (0, __blac_core.createAutoTrackSubscribe)(instance, adapterState$1);
+			getSnapshotFn = (0, __blac_core.createAutoTrackSnapshot)(instance, adapterState$1);
 		}
 		return [
-			hookState$1.proxiedBloc,
+			adapterState$1.proxiedBloc,
 			subscribeFn,
 			getSnapshotFn,
-			instanceId,
-			hookState$1,
+			instanceKey$1,
+			adapterState$1,
 			instance
 		];
-	}, [BlocClass]);
+	}, [BlocClass, options?.instanceId]);
 	const state = (0, react.useSyncExternalStore)(subscribe, getSnapshot);
+	const [, forceUpdate] = (0, react.useReducer)((x) => x + 1, 0);
+	const externalDepsManager = (0, react.useRef)(new __blac_core.ExternalDependencyManager());
 	(0, react.useEffect)(() => {
-		if (hookState.getterTracker) {
-			hookState.getterTracker.isTracking = false;
-			hookState.getterTracker.cacheValid = false;
-			activeTrackerMap.delete(rawInstance);
-		}
+		(0, __blac_core.disableGetterTracking)(adapterState, rawInstance);
+		externalDepsManager.current.updateSubscriptions(adapterState.getterTracker, rawInstance, forceUpdate);
 	});
@@ -339,5 +99,6 @@ (0, react.useEffect)(() => {
 		return () => {
+			externalDepsManager.current.cleanup();
 			if (options?.onUnmount) options.onUnmount(bloc);
-			BlocClass.release(instanceKey);
-			if (BlocClass.isolated === true && !rawInstance.isDisposed) rawInstance.dispose();
+			Constructor.release(instanceKey);
+			if (isIsolated && !rawInstance.isDisposed) rawInstance.dispose();
 		};
@@ -354,34 +115,9 @@ }, []);
 //#region src/useBlocActions.ts
-/**
-* Generates instance ID for isolated blocs
-*/
-function generateInstanceId(componentRef, isIsolated, providedId) {
-	if (providedId) return providedId;
-	if (isIsolated) {
-		if (!componentRef.__blocInstanceId) componentRef.__blocInstanceId = `isolated-${Math.random().toString(36).slice(2, 11)}`;
-		return componentRef.__blocInstanceId;
-	}
-}
-/**
-* React hook for accessing bloc instance without state subscription.
-* Use this when you only need to call bloc methods/actions without reading state.
-*
-* Benefits over useBloc:
-* - No state subscription overhead
-* - No proxy tracking
-* - Component never re-renders due to bloc state changes
-* - Lighter weight for action-only components
-*
-* @template TBloc - The StateContainer type
-* @param BlocClass - The bloc class constructor
-* @param options - Optional configuration
-* @returns The bloc instance
-*/
 function useBlocActions(BlocClass, options) {
 	const componentRef = (0, react.useRef)({});
 	const [bloc, instanceKey] = (0, react.useMemo)(() => {
-		const isIsolated = BlocClass.isolated === true;
+		const isIsolated = (0, __blac_core.isIsolatedClass)(BlocClass);
 		const Constructor = BlocClass;
-		const instanceId = generateInstanceId(componentRef.current, isIsolated, options?.instanceId);
-		return [Constructor.getOrCreate(instanceId, options?.staticProps), instanceId];
+		const instanceKey$1 = generateInstanceKey(componentRef.current, isIsolated, options?.instanceId);
+		return [options?.staticProps ? Constructor.resolve(instanceKey$1, options.staticProps) : Constructor.resolve(instanceKey$1), instanceKey$1];
 	}, [BlocClass]);
@@ -393,3 +129,3 @@ (0, react.useEffect)(() => {
 			BlocClass.release(instanceKey);
-			if (BlocClass.isolated === true && !bloc.isDisposed) bloc.dispose();
+			if ((0, __blac_core.isIsolatedClass)(BlocClass) && !bloc.isDisposed) bloc.dispose();
 		};
@@ -396,0 +132,0 @@ }, []);

dist/index.cjs.map

@@ -1,1 +0,1 @@
-{"version":3,"file":"index.cjs","names":["descriptor: PropertyDescriptor | undefined","generateInstanceId","hookState: HookState<TBloc>","subscribeFn: (callback: () => void) => () => void","getSnapshotFn: () => ExtractState<TBloc>","hookState"],"sources":["../src/useBloc.ts","../src/useBlocActions.ts"],"sourcesContent":["/**\n * useBloc - hook for BlaC state management in React with automatic proxy tracking\n *\n * @example\n * ```tsx\n * // Basic usage - automatic tracking of accessed properties\n * function Counter() {\n *   const [state, bloc] = useBloc(CounterBloc);\n *   return (\n *     <div>\n *       <p>Count: {state.count}</p>  // Only re-renders when count changes\n *       <button onClick={bloc.increment}>+</button>\n *     </div>\n *   );\n * }\n * ```\n */\n\nimport { useMemo, useSyncExternalStore, useEffect, useRef } from 'react';\nimport {\n  type AnyObject,\n  type BlocConstructor,\n  StateContainer,\n  type ExtractState,\n  // Import tracking utilities from core\n  type TrackerState,\n  createTrackerState,\n  startTracking,\n  createProxy,\n  captureTrackedPaths,\n  hasChanges,\n  hasTrackedData,\n  shallowEqual,\n} from '@blac/core';\nimport type { UseBlocOptions, UseBlocReturn, ComponentRef } from './types';\n\n/**\n * StateContainer constructor with required static methods\n */\ntype StateContainerConstructor<TBloc extends StateContainer<any>> =\n  BlocConstructor<TBloc> & {\n    getOrCreate(instanceKey?: string, ...args: any[]): TBloc;\n    release(instanceKey?: string): void;\n  };\n\n/**\n * State for tracking getter access and values during render\n *\n * @remarks\n * This tracks which getters are accessed during component render and stores\n * their computed values for comparison on subsequent state changes.\n * Only getters (properties with a getter descriptor) are tracked automatically.\n *\n * Similar to state tracking, we use two sets:\n * - `currentlyAccessing`: Temporary set for getters accessed during current render\n * - `trackedGetters`: Committed set of getters from last completed render\n *\n * PERFORMANCE: Render cache optimization\n * - When checking if we should re-render (hasGetterChanges), we compute all getters\n * - Store these computed values in `renderCache` for the upcoming render\n * - During render, if we access a cached getter, use the cached value instead of recomputing\n * - This ensures each getter is computed at most once per render cycle\n * - Cache is invalidated after render completes or when state changes again\n */\ninterface GetterTrackingState {\n  /** Map of getter names to their last computed values (for comparison) */\n  trackedValues: Map<string | symbol, unknown>;\n  /** Temporary set of getters being accessed during current render */\n  currentlyAccessing: Set<string | symbol>;\n  /** Committed set of getters from last completed render (used for change detection) */\n  trackedGetters: Set<string | symbol>;\n  /** Flag to enable/disable tracking (only enabled during render phase) */\n  isTracking: boolean;\n  /** Cache of getter values computed during hasGetterChanges (valid for current render cycle) */\n  renderCache: Map<string | symbol, unknown>;\n  /** Flag indicating render cache is valid and can be used */\n  cacheValid: boolean;\n}\n\n/**\n * Cache for property descriptors to avoid repeated prototype chain walks\n * Maps from object constructor to a map of property name to descriptor\n */\nconst descriptorCache = new WeakMap<\n  Function,\n  Map<string | symbol, PropertyDescriptor | undefined>\n>();\n\n/**\n * Cache for proxied blocs to ensure same proxy is returned for same bloc instance\n * This is important for identity checks (e.g., bloc1 === bloc2) across components\n * using the same shared bloc instance.\n */\nconst blocProxyCache = new WeakMap<StateContainer<any>, any>();\n\n/**\n * Map to store the currently active tracker during render.\n * This allows the cached proxy to know which component's tracker to use.\n * Set before render, cleared after render.\n */\nconst activeTrackerMap = new WeakMap<\n  StateContainer<any>,\n  GetterTrackingState\n>();\n\n/**\n * Get property descriptor for a given property, with caching\n *\n * @remarks\n * Walks up the prototype chain once per class to find the descriptor,\n * then caches the result for performance. This is critical because\n * we need to distinguish getters from methods and properties.\n *\n * @param obj - The object to get the descriptor from\n * @param prop - The property name or symbol\n * @returns The property descriptor if found, undefined otherwise\n */\nfunction getDescriptor(\n  obj: any,\n  prop: string | symbol,\n): PropertyDescriptor | undefined {\n  const constructor = obj.constructor;\n\n  // Try to get from cache\n  let constructorCache = descriptorCache.get(constructor);\n  if (constructorCache?.has(prop)) {\n    return constructorCache.get(prop);\n  }\n\n  // Walk prototype chain to find descriptor\n  let current = obj;\n  let descriptor: PropertyDescriptor | undefined;\n\n  while (current && current !== Object.prototype) {\n    descriptor = Object.getOwnPropertyDescriptor(current, prop);\n    if (descriptor) {\n      break;\n    }\n    current = Object.getPrototypeOf(current);\n  }\n\n  // Cache the result\n  if (!constructorCache) {\n    constructorCache = new Map();\n    descriptorCache.set(constructor, constructorCache);\n  }\n  constructorCache.set(prop, descriptor);\n\n  return descriptor;\n}\n\n/**\n * Check if a property is a getter (has a getter descriptor)\n *\n * @param obj - The object to check\n * @param prop - The property name or symbol\n * @returns True if the property is a getter, false otherwise\n */\nfunction isGetter(obj: any, prop: string | symbol): boolean {\n  const descriptor = getDescriptor(obj, prop);\n  return descriptor?.get !== undefined;\n}\n\n/**\n * Create a new getter tracking state\n *\n * @returns A new GetterTrackingState initialized with empty collections\n */\nfunction createGetterTracker(): GetterTrackingState {\n  return {\n    trackedValues: new Map(),\n    currentlyAccessing: new Set(),\n    trackedGetters: new Set(),\n    isTracking: false,\n    renderCache: new Map(),\n    cacheValid: false,\n  };\n}\n\n/**\n * Create a proxy that intercepts getter access on a bloc instance\n *\n * @remarks\n * This proxy wraps the bloc instance to track which getters are accessed\n * during component render. When tracking is enabled (during render phase),\n * it records accessed getters and stores their computed values for later\n * comparison.\n *\n * IMPORTANT: This function caches proxies per bloc instance. Multiple components\n * sharing the same bloc will get the same proxy instance. Each component sets\n * its tracker in activeTrackerMap before render, and the proxy looks it up.\n *\n * @param bloc - The bloc instance to wrap\n * @returns A proxied bloc that tracks getter access\n */\nfunction createBlocProxy<TBloc extends StateContainer<AnyObject>>(\n  bloc: TBloc,\n): TBloc {\n  // Check cache first - return existing proxy if available\n  const cached = blocProxyCache.get(bloc);\n  if (cached) {\n    return cached;\n  }\n\n  const proxy = new Proxy(bloc, {\n    get(target, prop, receiver) {\n      // Get the active tracker for this bloc (set by getSnapshot)\n      const tracker = activeTrackerMap.get(target);\n\n      // Only track during render phase (when tracker is active and tracking enabled)\n      if (tracker?.isTracking && isGetter(target, prop)) {\n        // Record that this getter was accessed during current render\n        tracker.currentlyAccessing.add(prop);\n\n        // Use cached value if available from previous change detection\n        if (tracker.cacheValid && tracker.renderCache.has(prop)) {\n          const cachedValue = tracker.renderCache.get(prop);\n          // Also store in trackedValues for consistency\n          tracker.trackedValues.set(prop, cachedValue);\n          return cachedValue;\n        }\n\n        // Compute getter if no cache available (first access or cache invalidated)\n        const descriptor = getDescriptor(target, prop);\n        const value = descriptor!.get!.call(target);\n        tracker.trackedValues.set(prop, value);\n        return value;\n      }\n\n      // Default behavior for non-getters or when tracking disabled\n      return Reflect.get(target, prop, receiver);\n    },\n  });\n\n  blocProxyCache.set(bloc, proxy);\n  return proxy;\n}\n\n/**\n * Check if any tracked getters have changed values\n *\n * @remarks\n * Re-computes all getters that were accessed during the last render and\n * compares their new values with stored values using Object.is() (reference\n * equality).\n *\n * OPTIMIZATION: Render cache population\n * - Computes ALL tracked getters (no early exit) to populate the render cache\n * - This ensures each getter is computed only once per render cycle\n * - If we're going to re-render, getters accessed during render will use cached values\n * - Cache is populated even if no changes detected (useful for parent-triggered re-renders)\n * - Trade-off: Give up early exit to ensure full cache population\n *\n * Error handling: If a getter throws during re-computation, we log a warning,\n * stop tracking that specific getter, and treat it as \"changed\" to trigger\n * a re-render. This prevents the tracking system from breaking while still\n * allowing React's error boundary to handle the error on the next render.\n *\n * @param bloc - The bloc instance\n * @param tracker - The getter tracking state\n * @returns True if any tracked getter value changed, false otherwise\n */\nfunction hasGetterChanges<TBloc extends StateContainer<AnyObject>>(\n  bloc: TBloc,\n  tracker: GetterTrackingState | null,\n): boolean {\n  // Early return if no tracker or no getters tracked\n  if (!tracker || tracker.trackedGetters.size === 0) {\n    return false;\n  }\n\n  // Clear previous render cache\n  tracker.renderCache.clear();\n\n  let hasAnyChange = false;\n\n  // Compute all getters to populate render cache (no early exit)\n  for (const prop of tracker.trackedGetters) {\n    try {\n      const descriptor = getDescriptor(bloc, prop);\n      if (!descriptor?.get) {\n        // Getter no longer exists (shouldn't happen, but be defensive)\n        continue;\n      }\n\n      const newValue = descriptor.get.call(bloc);\n      const oldValue = tracker.trackedValues.get(prop);\n\n      // Store in render cache for upcoming render (even if unchanged)\n      tracker.renderCache.set(prop, newValue);\n\n      // Update tracked values for next comparison\n      tracker.trackedValues.set(prop, newValue);\n\n      // Use Object.is for reference equality comparison\n      if (!Object.is(newValue, oldValue)) {\n        hasAnyChange = true;\n        // Don't return early - continue computing and caching remaining getters\n      }\n    } catch (error) {\n      // Getter threw an error during comparison\n      console.warn(\n        `[useBloc] Getter \"${String(prop)}\" threw error during change detection. Stopping tracking for this getter.`,\n        error,\n      );\n\n      // Stop tracking this getter\n      tracker.trackedGetters.delete(prop);\n      tracker.trackedValues.delete(prop);\n\n      // Treat as \"changed\" to trigger re-render\n      // Still return early on error to avoid cascading failures\n      tracker.cacheValid = false; // Invalidate cache due to error\n      return true;\n    }\n  }\n\n  // Mark cache as valid for the upcoming render\n  tracker.cacheValid = true;\n\n  return hasAnyChange;\n}\n\n/**\n * Generates instance ID for isolated blocs\n */\nfunction generateInstanceId(\n  componentRef: ComponentRef,\n  isIsolated: boolean,\n  providedId?: string,\n): string | undefined {\n  if (providedId) return providedId;\n\n  if (isIsolated) {\n    if (!componentRef.__blocInstanceId) {\n      componentRef.__blocInstanceId = `isolated-${Math.random().toString(36).slice(2, 11)}`;\n    }\n    return componentRef.__blocInstanceId;\n  }\n\n  return undefined;\n}\n\n/**\n * Determines tracking mode from options\n */\ninterface TrackingMode {\n  useManualDeps: boolean;\n  autoTrackEnabled: boolean;\n}\n\nfunction determineTrackingMode<TBloc extends StateContainer<AnyObject>>(\n  options?: UseBlocOptions<TBloc>,\n): TrackingMode {\n  return {\n    useManualDeps: options?.dependencies !== undefined,\n    autoTrackEnabled: options?.autoTrack !== false,\n  };\n}\n\n/**\n * Internal state for subscription and snapshot functions\n */\ninterface HookState<TBloc extends StateContainer<AnyObject>> {\n  /** State property tracker (existing) */\n  tracker: TrackerState<ExtractState<TBloc>> | null;\n  /** Manual dependencies cache (existing) */\n  manualDepsCache: unknown[] | null;\n  /** Getter tracking state (new) */\n  getterTracker: GetterTrackingState | null;\n  /** Cached proxied bloc instance (new) */\n  proxiedBloc: TBloc | null;\n}\n\n/**\n * Factory: Creates subscribe function for automatic proxy tracking mode\n */\nfunction createAutoTrackSubscribe<TBloc extends StateContainer<AnyObject>>(\n  instance: TBloc,\n  hookState: HookState<TBloc>,\n): (callback: () => void) => () => void {\n  return (callback: () => void) => {\n    return instance.subscribe(() => {\n      const tracker =\n        hookState.tracker ||\n        (hookState.tracker = createTrackerState<ExtractState<TBloc>>());\n\n      let stateChanged = hasChanges(tracker, instance.state);\n\n      // Special case: if NO state properties were tracked (pathCache.size === 0)\n      // but getters WERE tracked, then don't treat \"no state tracking\" as \"track everything\".\n      // Only rely on getter changes in this case.\n      if (\n        tracker.pathCache.size === 0 &&\n        hookState.getterTracker &&\n        hookState.getterTracker.trackedGetters.size > 0\n      ) {\n        stateChanged = false; // Override - only getters are relevant\n      }\n\n      // EARLY EXIT: If state already changed, skip getter checks entirely\n      if (stateChanged) {\n        callback();\n        return;\n      }\n\n      // Only check getters if state didn't change\n      const getterChanged = hasGetterChanges(instance, hookState.getterTracker);\n\n      if (getterChanged) {\n        callback();\n      }\n    });\n  };\n}\n\n/**\n * Factory: Creates subscribe function for manual dependencies mode\n */\nfunction createManualDepsSubscribe<TBloc extends StateContainer<AnyObject>>(\n  instance: TBloc,\n  hookState: HookState<TBloc>,\n  options: UseBlocOptions<TBloc>,\n): (callback: () => void) => () => void {\n  return (callback: () => void) => {\n    return instance.subscribe(() => {\n      const newDeps = options.dependencies!(instance.state, instance);\n      if (\n        !hookState.manualDepsCache ||\n        !shallowEqual(hookState.manualDepsCache, newDeps)\n      ) {\n        hookState.manualDepsCache = newDeps;\n        callback();\n      }\n    });\n  };\n}\n\n/**\n * Factory: Creates subscribe function for no-tracking mode\n */\nfunction createNoTrackSubscribe<TBloc extends StateContainer<AnyObject>>(\n  instance: TBloc,\n): (callback: () => void) => () => void {\n  return (callback: () => void) => instance.subscribe(callback);\n}\n\n/**\n * Factory: Creates getSnapshot function for automatic proxy tracking mode\n */\nfunction createAutoTrackSnapshot<TBloc extends StateContainer<AnyObject>>(\n  instance: TBloc,\n  hookState: HookState<TBloc>,\n): () => ExtractState<TBloc> {\n  return () => {\n    const tracker =\n      hookState.tracker ||\n      (hookState.tracker = createTrackerState<ExtractState<TBloc>>());\n\n    if (hasTrackedData(tracker)) {\n      captureTrackedPaths(tracker, instance.state);\n    }\n\n    // Enable getter tracking during render and set as active tracker\n    if (hookState.getterTracker) {\n      // Capture getters from previous render (commit currentlyAccessing to trackedGetters)\n      if (hookState.getterTracker.currentlyAccessing.size > 0) {\n        hookState.getterTracker.trackedGetters = new Set(\n          hookState.getterTracker.currentlyAccessing,\n        );\n      }\n\n      // Clear and enable tracking for this render\n      hookState.getterTracker.currentlyAccessing.clear();\n      hookState.getterTracker.isTracking = true;\n\n      // Set this component's tracker as the active one for this bloc\n      activeTrackerMap.set(instance, hookState.getterTracker);\n    }\n\n    startTracking(tracker);\n    return createProxy(tracker, instance.state);\n  };\n}\n\n/**\n * Factory: Creates getSnapshot function for manual dependencies mode\n */\nfunction createManualDepsSnapshot<TBloc extends StateContainer<AnyObject>>(\n  instance: TBloc,\n  hookState: HookState<TBloc>,\n  options: UseBlocOptions<TBloc>,\n): () => ExtractState<TBloc> {\n  return () => {\n    hookState.manualDepsCache = options.dependencies!(instance.state, instance);\n    return instance.state;\n  };\n}\n\n/**\n * Factory: Creates getSnapshot function for no-tracking mode\n */\nfunction createNoTrackSnapshot<TBloc extends StateContainer<AnyObject>>(\n  instance: TBloc,\n): () => ExtractState<TBloc> {\n  return () => instance.state;\n}\n\n/**\n * Lifecycle: INITIAL MOUNT\n * 1. useMemo runs once - creates bloc, subscribeFn, getSnapshotFn\n * 2. useSyncExternalStore calls getSnapshotFn (1st time) - lazy creates tracker, starts tracking, returns proxy\n * 3. Component renders - proxy tracks property accesses\n * 4. useSyncExternalStore calls getSnapshotFn (2nd time) - captures tracked paths, starts new tracking, returns proxy\n * 5. useSyncExternalStore calls subscribeFn - sets up state change listener\n *\n * Lifecycle: STATE CHANGE\n * 1. Bloc state changes\n * 2. subscribeFn callback checks hasChanges() - only re-renders if tracked paths changed\n * 3. If re-render: getSnapshotFn captures previous paths, starts tracking, returns proxy\n *\n * Lifecycle: RE-RENDER (parent re-render)\n * 1. useMemo returns cached values (same bloc, subscribeFn, getSnapshotFn)\n * 2. useSyncExternalStore calls getSnapshotFn - captures paths, starts tracking, returns proxy\n */\nexport function useBloc<TBloc extends StateContainer<AnyObject>>(\n  BlocClass: BlocConstructor<TBloc>,\n  options?: UseBlocOptions<TBloc>,\n): UseBlocReturn<TBloc> {\n  // Component reference that persists across React Strict Mode remounts\n  const componentRef = useRef<ComponentRef>({});\n\n  const [bloc, subscribe, getSnapshot, instanceKey, hookState, rawInstance] =\n    useMemo(() => {\n      const isIsolated =\n        (BlocClass as { isolated?: boolean }).isolated === true;\n      const Constructor = BlocClass as StateContainerConstructor<TBloc>;\n\n      // Generate instance key\n      const instanceId = generateInstanceId(\n        componentRef.current,\n        isIsolated,\n        options?.instanceId,\n      );\n\n      // Get or create bloc instance\n      const instance = Constructor.getOrCreate(\n        instanceId,\n        options?.staticProps,\n      );\n\n      // Determine tracking mode\n      const { useManualDeps, autoTrackEnabled } =\n        determineTrackingMode(options);\n\n      // Mutable state shared between subscribe and getSnapshot\n      const hookState: HookState<TBloc> = {\n        tracker: null,\n        manualDepsCache: null,\n        getterTracker: null,\n        proxiedBloc: null,\n      };\n\n      // Create subscribe and getSnapshot functions based on tracking mode\n      let subscribeFn: (callback: () => void) => () => void;\n      let getSnapshotFn: () => ExtractState<TBloc>;\n\n      if (useManualDeps) {\n        // Manual dependencies mode - no automatic tracking\n        subscribeFn = createManualDepsSubscribe(instance, hookState, options!);\n        getSnapshotFn = createManualDepsSnapshot(instance, hookState, options!);\n        hookState.proxiedBloc = instance; // Use raw instance\n      } else if (!autoTrackEnabled) {\n        // No tracking mode\n        subscribeFn = createNoTrackSubscribe(instance);\n        getSnapshotFn = createNoTrackSnapshot(instance);\n        hookState.proxiedBloc = instance; // Use raw instance\n      } else {\n        // Auto-tracking mode - enable both state and getter tracking\n        subscribeFn = createAutoTrackSubscribe(instance, hookState);\n        getSnapshotFn = createAutoTrackSnapshot(instance, hookState);\n\n        // Initialize getter tracker and create proxied bloc\n        hookState.getterTracker = createGetterTracker();\n        hookState.proxiedBloc = createBlocProxy(instance);\n      }\n\n      return [\n        hookState.proxiedBloc!,\n        subscribeFn,\n        getSnapshotFn,\n        instanceId,\n        hookState,\n        instance,\n      ] as const;\n    }, [BlocClass]);\n\n  const state = useSyncExternalStore(subscribe, getSnapshot);\n\n  // Disable getter tracking after each render and clear active tracker\n  // Also invalidate render cache since this render cycle is complete\n  useEffect(() => {\n    if (hookState.getterTracker) {\n      hookState.getterTracker.isTracking = false;\n      hookState.getterTracker.cacheValid = false; // Invalidate cache after render\n      activeTrackerMap.delete(rawInstance);\n    }\n  });\n\n  // Mount/unmount lifecycle\n  useEffect(() => {\n    // Call onMount callback if provided\n    if (options?.onMount) {\n      options.onMount(bloc);\n    }\n\n    return () => {\n      // Call onUnmount callback if provided\n      if (options?.onUnmount) {\n        options.onUnmount(bloc);\n      }\n\n      // Release bloc reference\n      const Constructor = BlocClass as StateContainerConstructor<TBloc>;\n      Constructor.release(instanceKey);\n\n      // For isolated instances, dispose manually since registry doesn't track them\n      const isIsolated =\n        (BlocClass as { isolated?: boolean }).isolated === true;\n      if (isIsolated && !rawInstance.isDisposed) {\n        rawInstance.dispose();\n      }\n    };\n  }, []);\n\n  return [state, bloc, componentRef] as UseBlocReturn<TBloc>;\n}\n","/**\n * useBlocActions - hook for accessing bloc instance without state subscription\n *\n * @example\n * ```tsx\n * // Use when you only need to call actions, not read state\n * function ActionsOnly() {\n *   const bloc = useBlocActions(CounterBloc);\n *   return (\n *     <div>\n *       <button onClick={bloc.increment}>+</button>\n *       <button onClick={bloc.decrement}>-</button>\n *     </div>\n *   );\n * }\n * ```\n */\n\nimport { useMemo, useEffect, useRef } from 'react';\nimport type { AnyObject, BlocConstructor, StateContainer } from '@blac/core';\nimport type { ComponentRef } from './types';\n\n/**\n * StateContainer constructor with required static methods\n */\ntype StateContainerConstructor<TBloc extends StateContainer<any>> =\n  BlocConstructor<TBloc> & {\n    getOrCreate(instanceKey?: string, ...args: any[]): TBloc;\n    release(instanceKey?: string): void;\n  };\n\n/**\n * Configuration options for the useBlocActions hook\n *\n * @template TBloc - The StateContainer type\n */\nexport interface UseBlocActionsOptions<\n  TBloc extends StateContainer<AnyObject>,\n> {\n  /**\n   * Static props to pass to the Bloc constructor\n   * Type should match the constructor's first parameter\n   */\n  staticProps?: AnyObject;\n\n  /**\n   * Custom instance ID for shared blocs\n   * - For isolated blocs, each useBlocActions call gets its own instance\n   * - For shared blocs, the same instanceId will share the same bloc instance\n   */\n  instanceId?: string;\n\n  /**\n   * Callback invoked when the component mounts\n   *\n   * @param bloc - The bloc instance\n   */\n  onMount?: (bloc: TBloc) => void;\n\n  /**\n   * Callback invoked when the component unmounts\n   *\n   * @param bloc - The bloc instance\n   */\n  onUnmount?: (bloc: TBloc) => void;\n}\n\n/**\n * Generates instance ID for isolated blocs\n */\nfunction generateInstanceId(\n  componentRef: ComponentRef,\n  isIsolated: boolean,\n  providedId?: string,\n): string | undefined {\n  if (providedId) return providedId;\n\n  if (isIsolated) {\n    if (!componentRef.__blocInstanceId) {\n      componentRef.__blocInstanceId = `isolated-${Math.random().toString(36).slice(2, 11)}`;\n    }\n    return componentRef.__blocInstanceId;\n  }\n\n  return undefined;\n}\n\n/**\n * React hook for accessing bloc instance without state subscription.\n * Use this when you only need to call bloc methods/actions without reading state.\n *\n * Benefits over useBloc:\n * - No state subscription overhead\n * - No proxy tracking\n * - Component never re-renders due to bloc state changes\n * - Lighter weight for action-only components\n *\n * @template TBloc - The StateContainer type\n * @param BlocClass - The bloc class constructor\n * @param options - Optional configuration\n * @returns The bloc instance\n */\nexport function useBlocActions<TBloc extends StateContainer<AnyObject>>(\n  BlocClass: BlocConstructor<TBloc>,\n  options?: UseBlocActionsOptions<TBloc>,\n): TBloc {\n  // Component reference that persists across React Strict Mode remounts\n  const componentRef = useRef<ComponentRef>({});\n\n  const [bloc, instanceKey] = useMemo(() => {\n    const isIsolated = (BlocClass as { isolated?: boolean }).isolated === true;\n    const Constructor = BlocClass as StateContainerConstructor<TBloc>;\n\n    // Generate instance key\n    const instanceId = generateInstanceId(\n      componentRef.current,\n      isIsolated,\n      options?.instanceId,\n    );\n\n    // Get or create bloc instance\n    const instance = Constructor.getOrCreate(instanceId, options?.staticProps);\n\n    return [instance, instanceId] as const;\n  }, [BlocClass]);\n\n  // Mount/unmount lifecycle\n  useEffect(() => {\n    // Call onMount callback if provided\n    if (options?.onMount) {\n      options.onMount(bloc);\n    }\n\n    return () => {\n      // Call onUnmount callback if provided\n      if (options?.onUnmount) {\n        options.onUnmount(bloc);\n      }\n\n      // Release bloc reference\n      const Constructor = BlocClass as StateContainerConstructor<TBloc>;\n      Constructor.release(instanceKey);\n\n      // For isolated instances, dispose manually since registry doesn't track them\n      const isIsolated =\n        (BlocClass as { isolated?: boolean }).isolated === true;\n      if (isIsolated && !bloc.isDisposed) {\n        bloc.dispose();\n      }\n    };\n  }, []);\n\n  return 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+{"version":3,"file":"index.cjs","names":["instanceKey","subscribeFn: (callback: () => void) => () => void","getSnapshotFn: () => ExtractState<TBloc>","adapterState: AdapterState<TBloc>","adapterState","ExternalDependencyManager","instanceKey"],"sources":["../src/utils/instance-keys.ts","../src/useBloc.ts","../src/useBlocActions.ts"],"sourcesContent":["/**\n * Instance key generation utilities for React integration\n */\n\nimport { generateIsolatedKey } from '@blac/core';\nimport type { ComponentRef } from '../types';\n\n/**\n * Generate an instance key for a bloc\n *\n * Logic:\n * - If user provides instanceId, use it (convert number to string)\n * - If isolated, generate or reuse a unique key for this component\n * - Otherwise, return undefined (use default key)\n *\n * @param componentRef - React component reference (persists across remounts)\n * @param isIsolated - Whether the bloc is isolated\n * @param providedId - User-provided instance ID (from options)\n * @returns Instance key string or undefined for default\n */\nexport function generateInstanceKey(\n  componentRef: ComponentRef,\n  isIsolated: boolean,\n  providedId?: string | number,\n): string | undefined {\n  // User explicitly provided an ID - use it\n  if (providedId !== undefined) {\n    return typeof providedId === 'number' ? String(providedId) : providedId;\n  }\n\n  // Isolated bloc - generate unique key per component\n  if (isIsolated) {\n    if (!componentRef.__blocInstanceId) {\n      componentRef.__blocInstanceId = generateIsolatedKey();\n    }\n    return componentRef.__blocInstanceId;\n  }\n\n  // Shared bloc - use default key (undefined)\n  return undefined;\n}\n","import {\n  useMemo,\n  useSyncExternalStore,\n  useEffect,\n  useRef,\n  useReducer,\n} from 'react';\nimport {\n  type BlocConstructor,\n  StateContainer,\n  type ExtractState,\n  type AdapterState,\n  ExternalDependencyManager,\n  createAutoTrackSubscribe,\n  createManualDepsSubscribe,\n  createNoTrackSubscribe,\n  createAutoTrackSnapshot,\n  createManualDepsSnapshot,\n  createNoTrackSnapshot,\n  initAutoTrackState,\n  initManualDepsState,\n  initNoTrackState,\n  disableGetterTracking,\n  isIsolatedClass,\n} from '@blac/core';\nimport type { UseBlocOptions, UseBlocReturn, ComponentRef } from './types';\nimport { generateInstanceKey } from './utils/instance-keys';\n\ntype StateContainerConstructor<TBloc extends StateContainer<any>> =\n  BlocConstructor<TBloc> & {\n    resolve(instanceKey?: string, ...args: any[]): TBloc;\n    release(instanceKey?: string): void;\n  };\n\ninterface TrackingMode {\n  useManualDeps: boolean;\n  autoTrackEnabled: boolean;\n}\n\nfunction determineTrackingMode<TBloc extends StateContainer<any>>(\n  options?: UseBlocOptions<TBloc>,\n): TrackingMode {\n  return {\n    useManualDeps: options?.dependencies !== undefined,\n    autoTrackEnabled: options?.autoTrack !== false,\n  };\n}\n\n/**\n * Lifecycle: INITIAL MOUNT\n * 1. useMemo runs once - creates bloc, subscribeFn, getSnapshotFn\n * 2. useSyncExternalStore calls getSnapshotFn (1st time) - lazy creates tracker, starts tracking, returns proxy\n * 3. Component renders - proxy tracks property accesses\n * 4. useSyncExternalStore calls getSnapshotFn (2nd time) - captures tracked paths, starts new tracking, returns proxy\n * 5. useSyncExternalStore calls subscribeFn - sets up state change listener\n *\n * Lifecycle: STATE CHANGE\n * 1. Bloc state changes\n * 2. subscribeFn callback checks hasChanges() - only re-renders if tracked paths changed\n * 3. If re-render: getSnapshotFn captures previous paths, starts tracking, returns proxy\n *\n * Lifecycle: RE-RENDER (parent re-render)\n * 1. useMemo returns cached values (same bloc, subscribeFn, getSnapshotFn)\n * 2. useSyncExternalStore calls getSnapshotFn - captures paths, starts tracking, returns proxy\n */\nexport function useBloc<T extends new (...args: any[]) => StateContainer<any>>(\n  BlocClass: T & BlocConstructor<InstanceType<T>>,\n  options?: UseBlocOptions<InstanceType<T>>,\n): UseBlocReturn<InstanceType<T>> {\n  // Component reference that persists across React Strict Mode remounts\n  type TBloc = InstanceType<T>;\n  const componentRef = useRef<ComponentRef>({});\n  const Constructor = BlocClass as StateContainerConstructor<TBloc>;\n  const isIsolated = isIsolatedClass(BlocClass);\n\n  const [bloc, subscribe, getSnapshot, instanceKey, adapterState, rawInstance] =\n    useMemo<\n      readonly [\n        TBloc,\n        (callback: () => void) => () => void,\n        () => ExtractState<TBloc>,\n        string | undefined,\n        AdapterState<TBloc>,\n        TBloc,\n      ]\n    >(() => {\n      // Generate instance key\n      const instanceKey = generateInstanceKey(\n        componentRef.current,\n        isIsolated,\n        options?.instanceId,\n      );\n\n      // Get or create bloc instance with ownership (increments ref count)\n      const instance = BlocClass.resolve(instanceKey, options?.staticProps);\n\n      // Determine tracking mode\n      const { useManualDeps, autoTrackEnabled } =\n        determineTrackingMode(options);\n\n      // Create subscribe and getSnapshot functions based on tracking mode\n      let subscribeFn: (callback: () => void) => () => void;\n      let getSnapshotFn: () => ExtractState<TBloc>;\n      let adapterState: AdapterState<TBloc>;\n\n      if (useManualDeps && options?.dependencies) {\n        // Manual dependencies mode - no automatic tracking\n        adapterState = initManualDepsState(instance);\n        subscribeFn = createManualDepsSubscribe(instance, adapterState, {\n          dependencies: options.dependencies,\n        });\n        getSnapshotFn = createManualDepsSnapshot(instance, adapterState, {\n          dependencies: options.dependencies,\n        });\n      } else if (!autoTrackEnabled) {\n        // No tracking mode\n        adapterState = initNoTrackState(instance);\n        subscribeFn = createNoTrackSubscribe(instance);\n        getSnapshotFn = createNoTrackSnapshot(instance);\n      } else {\n        // Auto-tracking mode - enable both state and getter tracking\n        adapterState = initAutoTrackState(instance);\n        subscribeFn = createAutoTrackSubscribe(instance, adapterState);\n        getSnapshotFn = createAutoTrackSnapshot(instance, adapterState);\n      }\n\n      return [\n        adapterState.proxiedBloc!,\n        subscribeFn,\n        getSnapshotFn,\n        instanceKey,\n        adapterState,\n        instance,\n      ];\n    }, [BlocClass, options?.instanceId]);\n\n  const state = useSyncExternalStore(subscribe, getSnapshot);\n\n  // Force re-render mechanism for external bloc changes\n  const [, forceUpdate] = useReducer((x: number) => x + 1, 0);\n\n  // External dependency manager (persists across renders)\n  const externalDepsManager = useRef(new ExternalDependencyManager());\n\n  // Disable getter tracking and manage external bloc subscriptions after each render\n  useEffect(() => {\n    disableGetterTracking(adapterState, rawInstance);\n    externalDepsManager.current.updateSubscriptions(\n      adapterState.getterTracker,\n      rawInstance,\n      forceUpdate,\n    );\n  }); // Run on every render to pick up new dependencies and disable tracking\n\n  // Mount/unmount lifecycle\n  useEffect(() => {\n    // Call onMount callback if provided\n    if (options?.onMount) {\n      options.onMount(bloc);\n    }\n\n    return () => {\n      // Cleanup in proper order: subscriptions -> callbacks -> disposal\n\n      // 1. Clean up external subscriptions FIRST (before bloc is disposed)\n      externalDepsManager.current.cleanup();\n\n      // 2. Call onUnmount callback if provided\n      if (options?.onUnmount) {\n        options.onUnmount(bloc);\n      }\n\n      // 3. Release bloc reference\n      Constructor.release(instanceKey);\n\n      // 4. For isolated instances, dispose manually since registry doesn't track them\n      if (isIsolated && !rawInstance.isDisposed) {\n        rawInstance.dispose();\n      }\n    };\n  }, []);\n\n  return [state, bloc, componentRef] as UseBlocReturn<TBloc>;\n}\n","import { useMemo, useEffect, useRef } from 'react';\nimport {\n  type BlocConstructor,\n  StateContainer,\n  isIsolatedClass,\n} from '@blac/core';\nimport type { ComponentRef } from './types';\nimport { generateInstanceKey } from './utils/instance-keys';\n\ntype StateContainerConstructor<TBloc extends StateContainer<any>> =\n  BlocConstructor<TBloc> & {\n    resolve(instanceKey?: string, ...args: any[]): TBloc;\n    release(instanceKey?: string): void;\n  };\n\nexport interface UseBlocActionsOptions<TBloc> {\n  staticProps?: any;\n  instanceId?: string | number;\n  onMount?: (bloc: TBloc) => void;\n  onUnmount?: (bloc: TBloc) => void;\n}\n\nexport function useBlocActions<\n  T extends new (...args: any[]) => StateContainer<any>,\n>(\n  BlocClass: T & BlocConstructor<InstanceType<T>>,\n  options?: UseBlocActionsOptions<InstanceType<T>>,\n): InstanceType<T> {\n  // Component reference that persists across React Strict Mode remounts\n  type TBloc = InstanceType<T>;\n  const componentRef = useRef<ComponentRef>({});\n\n  const [bloc, instanceKey] = useMemo(() => {\n    const isIsolated = isIsolatedClass(BlocClass);\n    const Constructor = BlocClass as StateContainerConstructor<TBloc>;\n\n    // Generate instance key\n    const instanceKey = generateInstanceKey(\n      componentRef.current,\n      isIsolated,\n      options?.instanceId,\n    );\n\n    // Get or create bloc instance with ownership (increments ref count)\n    const instance = options?.staticProps\n      ? Constructor.resolve(instanceKey, options.staticProps)\n      : Constructor.resolve(instanceKey);\n\n    return [instance, instanceKey] as const;\n  }, [BlocClass]);\n\n  // Mount/unmount lifecycle\n  useEffect(() => {\n    // Call onMount callback if provided\n    if (options?.onMount) {\n      options.onMount(bloc);\n    }\n\n    return () => {\n      // Call onUnmount callback if provided\n      if (options?.onUnmount) {\n        options.onUnmount(bloc);\n      }\n\n      // Release bloc reference\n      const Constructor = BlocClass as StateContainerConstructor<TBloc>;\n      Constructor.release(instanceKey);\n\n      // For isolated instances, dispose manually since registry doesn't track them\n      if (isIsolatedClass(BlocClass) && !bloc.isDisposed) {\n        bloc.dispose();\n      }\n    };\n  }, []);\n\n  return bloc;\n}\n"],"mappings":";;;;;;;;;;;;;;;;;;;;AAoBA,SAAgB,oBACd,cACA,YACA,YACoB;AAEpB,KAAI,eAAe,OACjB,QAAO,OAAO,eAAe,WAAW,OAAO,WAAW,GAAG;AAI/D,KAAI,YAAY;AACd,MAAI,CAAC,aAAa,iBAChB,cAAa,yDAAwC;AAEvD,SAAO,aAAa;;;;;;ACIxB,SAAS,sBACP,SACc;AACd,QAAO;EACL,eAAe,SAAS,iBAAiB;EACzC,kBAAkB,SAAS,cAAc;EAC1C;;;;;;;;;;;;;;;;;;;AAoBH,SAAgB,QACd,WACA,SACgC;CAGhC,MAAM,iCAAoC,EAAE,CAAC;CAC7C,MAAM,cAAc;CACpB,MAAM,8CAA6B,UAAU;CAE7C,MAAM,CAAC,MAAM,WAAW,aAAa,aAAa,cAAc,wCAUtD;EAEN,MAAMA,gBAAc,oBAClB,aAAa,SACb,YACA,SAAS,WACV;EAGD,MAAM,WAAW,UAAU,QAAQA,eAAa,SAAS,YAAY;EAGrE,MAAM,EAAE,eAAe,qBACrB,sBAAsB,QAAQ;EAGhC,IAAIC;EACJ,IAAIC;EACJ,IAAIC;AAEJ,MAAI,iBAAiB,SAAS,cAAc;AAE1C,yDAAmC,SAAS;AAC5C,4DAAwC,UAAUC,gBAAc,EAC9D,cAAc,QAAQ,cACvB,CAAC;AACF,6DAAyC,UAAUA,gBAAc,EAC/D,cAAc,QAAQ,cACvB,CAAC;aACO,CAAC,kBAAkB;AAE5B,sDAAgC,SAAS;AACzC,yDAAqC,SAAS;AAC9C,0DAAsC,SAAS;SAC1C;AAEL,wDAAkC,SAAS;AAC3C,2DAAuC,UAAUA,eAAa;AAC9D,4DAAwC,UAAUA,eAAa;;AAGjE,SAAO;GACLA,eAAa;GACb;GACA;GACAJ;GACAI;GACA;GACD;IACA,CAAC,WAAW,SAAS,WAAW,CAAC;CAEtC,MAAM,wCAA6B,WAAW,YAAY;CAG1D,MAAM,GAAG,sCAA2B,MAAc,IAAI,GAAG,EAAE;CAG3D,MAAM,wCAA6B,IAAIC,uCAA2B,CAAC;AAGnE,4BAAgB;AACd,yCAAsB,cAAc,YAAY;AAChD,sBAAoB,QAAQ,oBAC1B,aAAa,eACb,aACA,YACD;GACD;AAGF,4BAAgB;AAEd,MAAI,SAAS,QACX,SAAQ,QAAQ,KAAK;AAGvB,eAAa;AAIX,uBAAoB,QAAQ,SAAS;AAGrC,OAAI,SAAS,UACX,SAAQ,UAAU,KAAK;AAIzB,eAAY,QAAQ,YAAY;AAGhC,OAAI,cAAc,CAAC,YAAY,WAC7B,aAAY,SAAS;;IAGxB,EAAE,CAAC;AAEN,QAAO;EAAC;EAAO;EAAM;EAAa;;;;;AChKpC,SAAgB,eAGd,WACA,SACiB;CAGjB,MAAM,iCAAoC,EAAE,CAAC;CAE7C,MAAM,CAAC,MAAM,wCAA6B;EACxC,MAAM,8CAA6B,UAAU;EAC7C,MAAM,cAAc;EAGpB,MAAMC,gBAAc,oBAClB,aAAa,SACb,YACA,SAAS,WACV;AAOD,SAAO,CAJU,SAAS,cACtB,YAAY,QAAQA,eAAa,QAAQ,YAAY,GACrD,YAAY,QAAQA,cAAY,EAElBA,cAAY;IAC7B,CAAC,UAAU,CAAC;AAGf,4BAAgB;AAEd,MAAI,SAAS,QACX,SAAQ,QAAQ,KAAK;AAGvB,eAAa;AAEX,OAAI,SAAS,UACX,SAAQ,UAAU,KAAK;AAKzB,GADoB,UACR,QAAQ,YAAY;AAGhC,wCAAoB,UAAU,IAAI,CAAC,KAAK,WACtC,MAAK,SAAS;;IAGjB,EAAE,CAAC;AAEN,QAAO"}

dist/index.d.cts

@@ -1,154 +0,12 @@
-import { AnyObject, BlocConstructor, ExtractState, StateContainer } from "@blac/core";
-import { RefObject } from "react";
-
-//#region src/types.d.ts
-
 /**
- * Configuration options for the useBloc hook
+ * React Integration
  *
- * @template TBloc - The StateContainer type
- *
- * @example
- * ```tsx
- * const [state, bloc] = useBloc(CounterBloc, {
- *   staticProps: { initialCount: 0 },
- *   dependencies: (state) => [state.count],
- *   onMount: (bloc) => console.log('Mounted'),
- * });
- * ```
+ * Clean integration between React and StateContainer architecture.
+ * Constructor-based API with automatic type inference.
+ * Supports concurrent (useSyncExternalStore) mode for optimal performance.
  */
-interface UseBlocOptions<TBloc extends StateContainer<AnyObject>> {
-  /**
-   * Static props to pass to the Bloc constructor
-   * Type should match the constructor's first parameter
-   */
-  staticProps?: AnyObject;
-  /**
-   * Custom instance ID for shared blocs
-   * - For isolated blocs, each useBloc call gets its own instance
-   * - For shared blocs, the same instanceId will share the same bloc instance
-   */
-  instanceId?: string;
-  /**
-   * Manual dependency tracking function
-   * - When provided, automatic proxy tracking is disabled
-   * - Component only re-renders when the returned values change (shallow equality)
-   *
-   * @param state - Current state of the bloc
-   * @param bloc - The bloc instance
-   * @returns Array of values to track
-   */
-  dependencies?: (state: ExtractState<TBloc>, bloc: TBloc) => unknown[];
-  /**
-   * Control automatic dependency tracking (default: true)
-   * - true: Automatically track accessed properties via Proxy
-   * - false: Disable tracking, all state changes trigger re-render
-   * - Ignored when `dependencies` option is provided
-   *
-   * @default true
-   */
-  autoTrack?: boolean;
-  /**
-   * Callback invoked when the component mounts
-   *
-   * @param bloc - The bloc instance
-   */
-  onMount?: (bloc: TBloc) => void;
-  /**
-   * Callback invoked when the component unmounts
-   *
-   * @param bloc - The bloc instance
-   */
-  onUnmount?: (bloc: TBloc) => void;
-}
-/**
- * Return type of the useBloc hook
- *
- * @template TBloc - The StateContainer type
- *
- * @returns A tuple containing:
- * - [0]: The current state (may be a Proxy for tracking)
- * - [1]: The bloc instance with methods
- * - [2]: Component ref (internal use only)
- */
-type UseBlocReturn<TBloc extends StateContainer<AnyObject>> = [ExtractState<TBloc>, TBloc, RefObject<ComponentRef>];
-/**
- * @internal
- * Component reference object for internal tracking
- * Used to persist instance IDs across React Strict Mode remounts
- */
-type ComponentRef = {
-  __blocInstanceId?: string;
-  __bridge?: any;
-};
-//#endregion
-//#region src/useBloc.d.ts
-/**
- * Lifecycle: INITIAL MOUNT
- * 1. useMemo runs once - creates bloc, subscribeFn, getSnapshotFn
- * 2. useSyncExternalStore calls getSnapshotFn (1st time) - lazy creates tracker, starts tracking, returns proxy
- * 3. Component renders - proxy tracks property accesses
- * 4. useSyncExternalStore calls getSnapshotFn (2nd time) - captures tracked paths, starts new tracking, returns proxy
- * 5. useSyncExternalStore calls subscribeFn - sets up state change listener
- *
- * Lifecycle: STATE CHANGE
- * 1. Bloc state changes
- * 2. subscribeFn callback checks hasChanges() - only re-renders if tracked paths changed
- * 3. If re-render: getSnapshotFn captures previous paths, starts tracking, returns proxy
- *
- * Lifecycle: RE-RENDER (parent re-render)
- * 1. useMemo returns cached values (same bloc, subscribeFn, getSnapshotFn)
- * 2. useSyncExternalStore calls getSnapshotFn - captures paths, starts tracking, returns proxy
- */
-declare function useBloc<TBloc extends StateContainer<AnyObject>>(BlocClass: BlocConstructor<TBloc>, options?: UseBlocOptions<TBloc>): UseBlocReturn<TBloc>;
-//#endregion
-//#region src/useBlocActions.d.ts
-/**
- * Configuration options for the useBlocActions hook
- *
- * @template TBloc - The StateContainer type
- */
-interface UseBlocActionsOptions<TBloc extends StateContainer<AnyObject>> {
-  /**
-   * Static props to pass to the Bloc constructor
-   * Type should match the constructor's first parameter
-   */
-  staticProps?: AnyObject;
-  /**
-   * Custom instance ID for shared blocs
-   * - For isolated blocs, each useBlocActions call gets its own instance
-   * - For shared blocs, the same instanceId will share the same bloc instance
-   */
-  instanceId?: string;
-  /**
-   * Callback invoked when the component mounts
-   *
-   * @param bloc - The bloc instance
-   */
-  onMount?: (bloc: TBloc) => void;
-  /**
-   * Callback invoked when the component unmounts
-   *
-   * @param bloc - The bloc instance
-   */
-  onUnmount?: (bloc: TBloc) => void;
-}
-/**
- * React hook for accessing bloc instance without state subscription.
- * Use this when you only need to call bloc methods/actions without reading state.
- *
- * Benefits over useBloc:
- * - No state subscription overhead
- * - No proxy tracking
- * - Component never re-renders due to bloc state changes
- * - Lighter weight for action-only components
- *
- * @template TBloc - The StateContainer type
- * @param BlocClass - The bloc class constructor
- * @param options - Optional configuration
- * @returns The bloc instance
- */
-declare function useBlocActions<TBloc extends StateContainer<AnyObject>>(BlocClass: BlocConstructor<TBloc>, options?: UseBlocActionsOptions<TBloc>): TBloc;
-//#endregion
-export { type UseBlocActionsOptions, type UseBlocOptions, type UseBlocReturn, useBloc, useBlocActions };
-//# sourceMappingURL=index.d.cts.map
+export { useBloc } from './useBloc';
+export { useBlocActions } from './useBlocActions';
+export type { UseBlocOptions, UseBlocReturn } from './types';
+export type { UseBlocActionsOptions } from './useBlocActions';
+//# sourceMappingURL=index.d.ts.map

dist/index.d.ts

@@ -1,154 +0,12 @@
-import { RefObject } from "react";
-import { AnyObject, BlocConstructor, ExtractState, StateContainer } from "@blac/core";
-
-//#region src/types.d.ts
-
 /**
- * Configuration options for the useBloc hook
+ * React Integration
  *
- * @template TBloc - The StateContainer type
- *
- * @example
- * ```tsx
- * const [state, bloc] = useBloc(CounterBloc, {
- *   staticProps: { initialCount: 0 },
- *   dependencies: (state) => [state.count],
- *   onMount: (bloc) => console.log('Mounted'),
- * });
- * ```
+ * Clean integration between React and StateContainer architecture.
+ * Constructor-based API with automatic type inference.
+ * Supports concurrent (useSyncExternalStore) mode for optimal performance.
  */
-interface UseBlocOptions<TBloc extends StateContainer<AnyObject>> {
-  /**
-   * Static props to pass to the Bloc constructor
-   * Type should match the constructor's first parameter
-   */
-  staticProps?: AnyObject;
-  /**
-   * Custom instance ID for shared blocs
-   * - For isolated blocs, each useBloc call gets its own instance
-   * - For shared blocs, the same instanceId will share the same bloc instance
-   */
-  instanceId?: string;
-  /**
-   * Manual dependency tracking function
-   * - When provided, automatic proxy tracking is disabled
-   * - Component only re-renders when the returned values change (shallow equality)
-   *
-   * @param state - Current state of the bloc
-   * @param bloc - The bloc instance
-   * @returns Array of values to track
-   */
-  dependencies?: (state: ExtractState<TBloc>, bloc: TBloc) => unknown[];
-  /**
-   * Control automatic dependency tracking (default: true)
-   * - true: Automatically track accessed properties via Proxy
-   * - false: Disable tracking, all state changes trigger re-render
-   * - Ignored when `dependencies` option is provided
-   *
-   * @default true
-   */
-  autoTrack?: boolean;
-  /**
-   * Callback invoked when the component mounts
-   *
-   * @param bloc - The bloc instance
-   */
-  onMount?: (bloc: TBloc) => void;
-  /**
-   * Callback invoked when the component unmounts
-   *
-   * @param bloc - The bloc instance
-   */
-  onUnmount?: (bloc: TBloc) => void;
-}
-/**
- * Return type of the useBloc hook
- *
- * @template TBloc - The StateContainer type
- *
- * @returns A tuple containing:
- * - [0]: The current state (may be a Proxy for tracking)
- * - [1]: The bloc instance with methods
- * - [2]: Component ref (internal use only)
- */
-type UseBlocReturn<TBloc extends StateContainer<AnyObject>> = [ExtractState<TBloc>, TBloc, RefObject<ComponentRef>];
-/**
- * @internal
- * Component reference object for internal tracking
- * Used to persist instance IDs across React Strict Mode remounts
- */
-type ComponentRef = {
-  __blocInstanceId?: string;
-  __bridge?: any;
-};
-//#endregion
-//#region src/useBloc.d.ts
-/**
- * Lifecycle: INITIAL MOUNT
- * 1. useMemo runs once - creates bloc, subscribeFn, getSnapshotFn
- * 2. useSyncExternalStore calls getSnapshotFn (1st time) - lazy creates tracker, starts tracking, returns proxy
- * 3. Component renders - proxy tracks property accesses
- * 4. useSyncExternalStore calls getSnapshotFn (2nd time) - captures tracked paths, starts new tracking, returns proxy
- * 5. useSyncExternalStore calls subscribeFn - sets up state change listener
- *
- * Lifecycle: STATE CHANGE
- * 1. Bloc state changes
- * 2. subscribeFn callback checks hasChanges() - only re-renders if tracked paths changed
- * 3. If re-render: getSnapshotFn captures previous paths, starts tracking, returns proxy
- *
- * Lifecycle: RE-RENDER (parent re-render)
- * 1. useMemo returns cached values (same bloc, subscribeFn, getSnapshotFn)
- * 2. useSyncExternalStore calls getSnapshotFn - captures paths, starts tracking, returns proxy
- */
-declare function useBloc<TBloc extends StateContainer<AnyObject>>(BlocClass: BlocConstructor<TBloc>, options?: UseBlocOptions<TBloc>): UseBlocReturn<TBloc>;
-//#endregion
-//#region src/useBlocActions.d.ts
-/**
- * Configuration options for the useBlocActions hook
- *
- * @template TBloc - The StateContainer type
- */
-interface UseBlocActionsOptions<TBloc extends StateContainer<AnyObject>> {
-  /**
-   * Static props to pass to the Bloc constructor
-   * Type should match the constructor's first parameter
-   */
-  staticProps?: AnyObject;
-  /**
-   * Custom instance ID for shared blocs
-   * - For isolated blocs, each useBlocActions call gets its own instance
-   * - For shared blocs, the same instanceId will share the same bloc instance
-   */
-  instanceId?: string;
-  /**
-   * Callback invoked when the component mounts
-   *
-   * @param bloc - The bloc instance
-   */
-  onMount?: (bloc: TBloc) => void;
-  /**
-   * Callback invoked when the component unmounts
-   *
-   * @param bloc - The bloc instance
-   */
-  onUnmount?: (bloc: TBloc) => void;
-}
-/**
- * React hook for accessing bloc instance without state subscription.
- * Use this when you only need to call bloc methods/actions without reading state.
- *
- * Benefits over useBloc:
- * - No state subscription overhead
- * - No proxy tracking
- * - Component never re-renders due to bloc state changes
- * - Lighter weight for action-only components
- *
- * @template TBloc - The StateContainer type
- * @param BlocClass - The bloc class constructor
- * @param options - Optional configuration
- * @returns The bloc instance
- */
-declare function useBlocActions<TBloc extends StateContainer<AnyObject>>(BlocClass: BlocConstructor<TBloc>, options?: UseBlocActionsOptions<TBloc>): TBloc;
-//#endregion
-export { type UseBlocActionsOptions, type UseBlocOptions, type UseBlocReturn, useBloc, useBlocActions };
+export { useBloc } from './useBloc';
+export { useBlocActions } from './useBlocActions';
+export type { UseBlocOptions, UseBlocReturn } from './types';
+export type { UseBlocActionsOptions } from './useBlocActions';
 //# sourceMappingURL=index.d.ts.map

dist/index.js

@@ -1,170 +0,31 @@
-import { useEffect, useMemo, useRef, useSyncExternalStore } from "react";
-import { captureTrackedPaths, createProxy, createTrackerState, hasChanges, hasTrackedData, shallowEqual, startTracking } from "@blac/core";
+import { useEffect, useMemo, useReducer, useRef, useSyncExternalStore } from "react";
+import { ExternalDependencyManager, createAutoTrackSnapshot, createAutoTrackSubscribe, createManualDepsSnapshot, createManualDepsSubscribe, createNoTrackSnapshot, createNoTrackSubscribe, disableGetterTracking, generateIsolatedKey, initAutoTrackState, initManualDepsState, initNoTrackState, isIsolatedClass } from "@blac/core";
 
-//#region src/useBloc.ts
+//#region src/utils/instance-keys.ts
 /**
-* Cache for property descriptors to avoid repeated prototype chain walks
-* Maps from object constructor to a map of property name to descriptor
+* Instance key generation utilities for React integration
 */
-const descriptorCache = /* @__PURE__ */ new WeakMap();
 /**
-* Cache for proxied blocs to ensure same proxy is returned for same bloc instance
-* This is important for identity checks (e.g., bloc1 === bloc2) across components
-* using the same shared bloc instance.
-*/
-const blocProxyCache = /* @__PURE__ */ new WeakMap();
-/**
-* Map to store the currently active tracker during render.
-* This allows the cached proxy to know which component's tracker to use.
-* Set before render, cleared after render.
-*/
-const activeTrackerMap = /* @__PURE__ */ new WeakMap();
-/**
-* Get property descriptor for a given property, with caching
+* Generate an instance key for a bloc
 *
-* @remarks
-* Walks up the prototype chain once per class to find the descriptor,
-* then caches the result for performance. This is critical because
-* we need to distinguish getters from methods and properties.
+* Logic:
+* - If user provides instanceId, use it (convert number to string)
+* - If isolated, generate or reuse a unique key for this component
+* - Otherwise, return undefined (use default key)
 *
-* @param obj - The object to get the descriptor from
-* @param prop - The property name or symbol
-* @returns The property descriptor if found, undefined otherwise
+* @param componentRef - React component reference (persists across remounts)
+* @param isIsolated - Whether the bloc is isolated
+* @param providedId - User-provided instance ID (from options)
+* @returns Instance key string or undefined for default
 */
-function getDescriptor(obj, prop) {
-	const constructor = obj.constructor;
-	let constructorCache = descriptorCache.get(constructor);
-	if (constructorCache?.has(prop)) return constructorCache.get(prop);
-	let current = obj;
-	let descriptor;
-	while (current && current !== Object.prototype) {
-		descriptor = Object.getOwnPropertyDescriptor(current, prop);
-		if (descriptor) break;
-		current = Object.getPrototypeOf(current);
-	}
-	if (!constructorCache) {
-		constructorCache = /* @__PURE__ */ new Map();
-		descriptorCache.set(constructor, constructorCache);
-	}
-	constructorCache.set(prop, descriptor);
-	return descriptor;
-}
-/**
-* Check if a property is a getter (has a getter descriptor)
-*
-* @param obj - The object to check
-* @param prop - The property name or symbol
-* @returns True if the property is a getter, false otherwise
-*/
-function isGetter(obj, prop) {
-	return getDescriptor(obj, prop)?.get !== void 0;
-}
-/**
-* Create a new getter tracking state
-*
-* @returns A new GetterTrackingState initialized with empty collections
-*/
-function createGetterTracker() {
-	return {
-		trackedValues: /* @__PURE__ */ new Map(),
-		currentlyAccessing: /* @__PURE__ */ new Set(),
-		trackedGetters: /* @__PURE__ */ new Set(),
-		isTracking: false,
-		renderCache: /* @__PURE__ */ new Map(),
-		cacheValid: false
-	};
-}
-/**
-* Create a proxy that intercepts getter access on a bloc instance
-*
-* @remarks
-* This proxy wraps the bloc instance to track which getters are accessed
-* during component render. When tracking is enabled (during render phase),
-* it records accessed getters and stores their computed values for later
-* comparison.
-*
-* IMPORTANT: This function caches proxies per bloc instance. Multiple components
-* sharing the same bloc will get the same proxy instance. Each component sets
-* its tracker in activeTrackerMap before render, and the proxy looks it up.
-*
-* @param bloc - The bloc instance to wrap
-* @returns A proxied bloc that tracks getter access
-*/
-function createBlocProxy(bloc) {
-	const cached = blocProxyCache.get(bloc);
-	if (cached) return cached;
-	const proxy = new Proxy(bloc, { get(target, prop, receiver) {
-		const tracker = activeTrackerMap.get(target);
-		if (tracker?.isTracking && isGetter(target, prop)) {
-			tracker.currentlyAccessing.add(prop);
-			if (tracker.cacheValid && tracker.renderCache.has(prop)) {
-				const cachedValue = tracker.renderCache.get(prop);
-				tracker.trackedValues.set(prop, cachedValue);
-				return cachedValue;
-			}
-			const value = getDescriptor(target, prop).get.call(target);
-			tracker.trackedValues.set(prop, value);
-			return value;
-		}
-		return Reflect.get(target, prop, receiver);
-	} });
-	blocProxyCache.set(bloc, proxy);
-	return proxy;
-}
-/**
-* Check if any tracked getters have changed values
-*
-* @remarks
-* Re-computes all getters that were accessed during the last render and
-* compares their new values with stored values using Object.is() (reference
-* equality).
-*
-* OPTIMIZATION: Render cache population
-* - Computes ALL tracked getters (no early exit) to populate the render cache
-* - This ensures each getter is computed only once per render cycle
-* - If we're going to re-render, getters accessed during render will use cached values
-* - Cache is populated even if no changes detected (useful for parent-triggered re-renders)
-* - Trade-off: Give up early exit to ensure full cache population
-*
-* Error handling: If a getter throws during re-computation, we log a warning,
-* stop tracking that specific getter, and treat it as "changed" to trigger
-* a re-render. This prevents the tracking system from breaking while still
-* allowing React's error boundary to handle the error on the next render.
-*
-* @param bloc - The bloc instance
-* @param tracker - The getter tracking state
-* @returns True if any tracked getter value changed, false otherwise
-*/
-function hasGetterChanges(bloc, tracker) {
-	if (!tracker || tracker.trackedGetters.size === 0) return false;
-	tracker.renderCache.clear();
-	let hasAnyChange = false;
-	for (const prop of tracker.trackedGetters) try {
-		const descriptor = getDescriptor(bloc, prop);
-		if (!descriptor?.get) continue;
-		const newValue = descriptor.get.call(bloc);
-		const oldValue = tracker.trackedValues.get(prop);
-		tracker.renderCache.set(prop, newValue);
-		tracker.trackedValues.set(prop, newValue);
-		if (!Object.is(newValue, oldValue)) hasAnyChange = true;
-	} catch (error) {
-		console.warn(`[useBloc] Getter "${String(prop)}" threw error during change detection. Stopping tracking for this getter.`, error);
-		tracker.trackedGetters.delete(prop);
-		tracker.trackedValues.delete(prop);
-		tracker.cacheValid = false;
-		return true;
-	}
-	tracker.cacheValid = true;
-	return hasAnyChange;
-}
-/**
-* Generates instance ID for isolated blocs
-*/
-function generateInstanceId$1(componentRef, isIsolated, providedId) {
-	if (providedId) return providedId;
+function generateInstanceKey(componentRef, isIsolated, providedId) {
+	if (providedId !== void 0) return typeof providedId === "number" ? String(providedId) : providedId;
 	if (isIsolated) {
-		if (!componentRef.__blocInstanceId) componentRef.__blocInstanceId = `isolated-${Math.random().toString(36).slice(2, 11)}`;
+		if (!componentRef.__blocInstanceId) componentRef.__blocInstanceId = generateIsolatedKey();
 		return componentRef.__blocInstanceId;
 	}
 }
+
+//#endregion
+//#region src/useBloc.ts
 function determineTrackingMode(options) {
@@ -177,71 +38,2 @@ return {
 /**
-* Factory: Creates subscribe function for automatic proxy tracking mode
-*/
-function createAutoTrackSubscribe(instance, hookState) {
-	return (callback) => {
-		return instance.subscribe(() => {
-			const tracker = hookState.tracker || (hookState.tracker = createTrackerState());
-			let stateChanged = hasChanges(tracker, instance.state);
-			if (tracker.pathCache.size === 0 && hookState.getterTracker && hookState.getterTracker.trackedGetters.size > 0) stateChanged = false;
-			if (stateChanged) {
-				callback();
-				return;
-			}
-			if (hasGetterChanges(instance, hookState.getterTracker)) callback();
-		});
-	};
-}
-/**
-* Factory: Creates subscribe function for manual dependencies mode
-*/
-function createManualDepsSubscribe(instance, hookState, options) {
-	return (callback) => {
-		return instance.subscribe(() => {
-			const newDeps = options.dependencies(instance.state, instance);
-			if (!hookState.manualDepsCache || !shallowEqual(hookState.manualDepsCache, newDeps)) {
-				hookState.manualDepsCache = newDeps;
-				callback();
-			}
-		});
-	};
-}
-/**
-* Factory: Creates subscribe function for no-tracking mode
-*/
-function createNoTrackSubscribe(instance) {
-	return (callback) => instance.subscribe(callback);
-}
-/**
-* Factory: Creates getSnapshot function for automatic proxy tracking mode
-*/
-function createAutoTrackSnapshot(instance, hookState) {
-	return () => {
-		const tracker = hookState.tracker || (hookState.tracker = createTrackerState());
-		if (hasTrackedData(tracker)) captureTrackedPaths(tracker, instance.state);
-		if (hookState.getterTracker) {
-			if (hookState.getterTracker.currentlyAccessing.size > 0) hookState.getterTracker.trackedGetters = new Set(hookState.getterTracker.currentlyAccessing);
-			hookState.getterTracker.currentlyAccessing.clear();
-			hookState.getterTracker.isTracking = true;
-			activeTrackerMap.set(instance, hookState.getterTracker);
-		}
-		startTracking(tracker);
-		return createProxy(tracker, instance.state);
-	};
-}
-/**
-* Factory: Creates getSnapshot function for manual dependencies mode
-*/
-function createManualDepsSnapshot(instance, hookState, options) {
-	return () => {
-		hookState.manualDepsCache = options.dependencies(instance.state, instance);
-		return instance.state;
-	};
-}
-/**
-* Factory: Creates getSnapshot function for no-tracking mode
-*/
-function createNoTrackSnapshot(instance) {
-	return () => instance.state;
-}
-/**
 * Lifecycle: INITIAL MOUNT
@@ -265,46 +57,39 @@ * 1. useMemo runs once - creates bloc, subscribeFn, getSnapshotFn
 	const componentRef = useRef({});
-	const [bloc, subscribe, getSnapshot, instanceKey, hookState, rawInstance] = useMemo(() => {
-		const isIsolated = BlocClass.isolated === true;
-		const Constructor = BlocClass;
-		const instanceId = generateInstanceId$1(componentRef.current, isIsolated, options?.instanceId);
-		const instance = Constructor.getOrCreate(instanceId, options?.staticProps);
+	const Constructor = BlocClass;
+	const isIsolated = isIsolatedClass(BlocClass);
+	const [bloc, subscribe, getSnapshot, instanceKey, adapterState, rawInstance] = useMemo(() => {
+		const instanceKey$1 = generateInstanceKey(componentRef.current, isIsolated, options?.instanceId);
+		const instance = BlocClass.resolve(instanceKey$1, options?.staticProps);
 		const { useManualDeps, autoTrackEnabled } = determineTrackingMode(options);
-		const hookState$1 = {
-			tracker: null,
-			manualDepsCache: null,
-			getterTracker: null,
-			proxiedBloc: null
-		};
 		let subscribeFn;
 		let getSnapshotFn;
-		if (useManualDeps) {
-			subscribeFn = createManualDepsSubscribe(instance, hookState$1, options);
-			getSnapshotFn = createManualDepsSnapshot(instance, hookState$1, options);
-			hookState$1.proxiedBloc = instance;
+		let adapterState$1;
+		if (useManualDeps && options?.dependencies) {
+			adapterState$1 = initManualDepsState(instance);
+			subscribeFn = createManualDepsSubscribe(instance, adapterState$1, { dependencies: options.dependencies });
+			getSnapshotFn = createManualDepsSnapshot(instance, adapterState$1, { dependencies: options.dependencies });
 		} else if (!autoTrackEnabled) {
+			adapterState$1 = initNoTrackState(instance);
 			subscribeFn = createNoTrackSubscribe(instance);
 			getSnapshotFn = createNoTrackSnapshot(instance);
-			hookState$1.proxiedBloc = instance;
 		} else {
-			subscribeFn = createAutoTrackSubscribe(instance, hookState$1);
-			getSnapshotFn = createAutoTrackSnapshot(instance, hookState$1);
-			hookState$1.getterTracker = createGetterTracker();
-			hookState$1.proxiedBloc = createBlocProxy(instance);
+			adapterState$1 = initAutoTrackState(instance);
+			subscribeFn = createAutoTrackSubscribe(instance, adapterState$1);
+			getSnapshotFn = createAutoTrackSnapshot(instance, adapterState$1);
 		}
 		return [
-			hookState$1.proxiedBloc,
+			adapterState$1.proxiedBloc,
 			subscribeFn,
 			getSnapshotFn,
-			instanceId,
-			hookState$1,
+			instanceKey$1,
+			adapterState$1,
 			instance
 		];
-	}, [BlocClass]);
+	}, [BlocClass, options?.instanceId]);
 	const state = useSyncExternalStore(subscribe, getSnapshot);
+	const [, forceUpdate] = useReducer((x) => x + 1, 0);
+	const externalDepsManager = useRef(new ExternalDependencyManager());
 	useEffect(() => {
-		if (hookState.getterTracker) {
-			hookState.getterTracker.isTracking = false;
-			hookState.getterTracker.cacheValid = false;
-			activeTrackerMap.delete(rawInstance);
-		}
+		disableGetterTracking(adapterState, rawInstance);
+		externalDepsManager.current.updateSubscriptions(adapterState.getterTracker, rawInstance, forceUpdate);
 	});
@@ -314,5 +99,6 @@ useEffect(() => {
 		return () => {
+			externalDepsManager.current.cleanup();
 			if (options?.onUnmount) options.onUnmount(bloc);
-			BlocClass.release(instanceKey);
-			if (BlocClass.isolated === true && !rawInstance.isDisposed) rawInstance.dispose();
+			Constructor.release(instanceKey);
+			if (isIsolated && !rawInstance.isDisposed) rawInstance.dispose();
 		};
@@ -329,34 +115,9 @@ }, []);
 //#region src/useBlocActions.ts
-/**
-* Generates instance ID for isolated blocs
-*/
-function generateInstanceId(componentRef, isIsolated, providedId) {
-	if (providedId) return providedId;
-	if (isIsolated) {
-		if (!componentRef.__blocInstanceId) componentRef.__blocInstanceId = `isolated-${Math.random().toString(36).slice(2, 11)}`;
-		return componentRef.__blocInstanceId;
-	}
-}
-/**
-* React hook for accessing bloc instance without state subscription.
-* Use this when you only need to call bloc methods/actions without reading state.
-*
-* Benefits over useBloc:
-* - No state subscription overhead
-* - No proxy tracking
-* - Component never re-renders due to bloc state changes
-* - Lighter weight for action-only components
-*
-* @template TBloc - The StateContainer type
-* @param BlocClass - The bloc class constructor
-* @param options - Optional configuration
-* @returns The bloc instance
-*/
 function useBlocActions(BlocClass, options) {
 	const componentRef = useRef({});
 	const [bloc, instanceKey] = useMemo(() => {
-		const isIsolated = BlocClass.isolated === true;
+		const isIsolated = isIsolatedClass(BlocClass);
 		const Constructor = BlocClass;
-		const instanceId = generateInstanceId(componentRef.current, isIsolated, options?.instanceId);
-		return [Constructor.getOrCreate(instanceId, options?.staticProps), instanceId];
+		const instanceKey$1 = generateInstanceKey(componentRef.current, isIsolated, options?.instanceId);
+		return [options?.staticProps ? Constructor.resolve(instanceKey$1, options.staticProps) : Constructor.resolve(instanceKey$1), instanceKey$1];
 	}, [BlocClass]);
@@ -368,3 +129,3 @@ useEffect(() => {
 			BlocClass.release(instanceKey);
-			if (BlocClass.isolated === true && !bloc.isDisposed) bloc.dispose();
+			if (isIsolatedClass(BlocClass) && !bloc.isDisposed) bloc.dispose();
 		};
@@ -371,0 +132,0 @@ }, []);

dist/index.js.map

@@ -1,1 +0,1 @@
-{"version":3,"file":"index.js","names":["descriptor: PropertyDescriptor | undefined","generateInstanceId","hookState: HookState<TBloc>","subscribeFn: (callback: () => void) => () => void","getSnapshotFn: () => ExtractState<TBloc>","hookState"],"sources":["../src/useBloc.ts","../src/useBlocActions.ts"],"sourcesContent":["/**\n * useBloc - hook for BlaC state management in React with automatic proxy tracking\n *\n * @example\n * ```tsx\n * // Basic usage - automatic tracking of accessed properties\n * function Counter() {\n *   const [state, bloc] = useBloc(CounterBloc);\n *   return (\n *     <div>\n *       <p>Count: {state.count}</p>  // Only re-renders when count changes\n *       <button onClick={bloc.increment}>+</button>\n *     </div>\n *   );\n * }\n * ```\n */\n\nimport { useMemo, useSyncExternalStore, useEffect, useRef } from 'react';\nimport {\n  type AnyObject,\n  type BlocConstructor,\n  StateContainer,\n  type ExtractState,\n  // Import tracking utilities from core\n  type TrackerState,\n  createTrackerState,\n  startTracking,\n  createProxy,\n  captureTrackedPaths,\n  hasChanges,\n  hasTrackedData,\n  shallowEqual,\n} from '@blac/core';\nimport type { UseBlocOptions, UseBlocReturn, ComponentRef } from './types';\n\n/**\n * StateContainer constructor with required static methods\n */\ntype StateContainerConstructor<TBloc extends StateContainer<any>> =\n  BlocConstructor<TBloc> & {\n    getOrCreate(instanceKey?: string, ...args: any[]): TBloc;\n    release(instanceKey?: string): void;\n  };\n\n/**\n * State for tracking getter access and values during render\n *\n * @remarks\n * This tracks which getters are accessed during component render and stores\n * their computed values for comparison on subsequent state changes.\n * Only getters (properties with a getter descriptor) are tracked automatically.\n *\n * Similar to state tracking, we use two sets:\n * - `currentlyAccessing`: Temporary set for getters accessed during current render\n * - `trackedGetters`: Committed set of getters from last completed render\n *\n * PERFORMANCE: Render cache optimization\n * - When checking if we should re-render (hasGetterChanges), we compute all getters\n * - Store these computed values in `renderCache` for the upcoming render\n * - During render, if we access a cached getter, use the cached value instead of recomputing\n * - This ensures each getter is computed at most once per render cycle\n * - Cache is invalidated after render completes or when state changes again\n */\ninterface GetterTrackingState {\n  /** Map of getter names to their last computed values (for comparison) */\n  trackedValues: Map<string | symbol, unknown>;\n  /** Temporary set of getters being accessed during current render */\n  currentlyAccessing: Set<string | symbol>;\n  /** Committed set of getters from last completed render (used for change detection) */\n  trackedGetters: Set<string | symbol>;\n  /** Flag to enable/disable tracking (only enabled during render phase) */\n  isTracking: boolean;\n  /** Cache of getter values computed during hasGetterChanges (valid for current render cycle) */\n  renderCache: Map<string | symbol, unknown>;\n  /** Flag indicating render cache is valid and can be used */\n  cacheValid: boolean;\n}\n\n/**\n * Cache for property descriptors to avoid repeated prototype chain walks\n * Maps from object constructor to a map of property name to descriptor\n */\nconst descriptorCache = new WeakMap<\n  Function,\n  Map<string | symbol, PropertyDescriptor | undefined>\n>();\n\n/**\n * Cache for proxied blocs to ensure same proxy is returned for same bloc instance\n * This is important for identity checks (e.g., bloc1 === bloc2) across components\n * using the same shared bloc instance.\n */\nconst blocProxyCache = new WeakMap<StateContainer<any>, any>();\n\n/**\n * Map to store the currently active tracker during render.\n * This allows the cached proxy to know which component's tracker to use.\n * Set before render, cleared after render.\n */\nconst activeTrackerMap = new WeakMap<\n  StateContainer<any>,\n  GetterTrackingState\n>();\n\n/**\n * Get property descriptor for a given property, with caching\n *\n * @remarks\n * Walks up the prototype chain once per class to find the descriptor,\n * then caches the result for performance. This is critical because\n * we need to distinguish getters from methods and properties.\n *\n * @param obj - The object to get the descriptor from\n * @param prop - The property name or symbol\n * @returns The property descriptor if found, undefined otherwise\n */\nfunction getDescriptor(\n  obj: any,\n  prop: string | symbol,\n): PropertyDescriptor | undefined {\n  const constructor = obj.constructor;\n\n  // Try to get from cache\n  let constructorCache = descriptorCache.get(constructor);\n  if (constructorCache?.has(prop)) {\n    return constructorCache.get(prop);\n  }\n\n  // Walk prototype chain to find descriptor\n  let current = obj;\n  let descriptor: PropertyDescriptor | undefined;\n\n  while (current && current !== Object.prototype) {\n    descriptor = Object.getOwnPropertyDescriptor(current, prop);\n    if (descriptor) {\n      break;\n    }\n    current = Object.getPrototypeOf(current);\n  }\n\n  // Cache the result\n  if (!constructorCache) {\n    constructorCache = new Map();\n    descriptorCache.set(constructor, constructorCache);\n  }\n  constructorCache.set(prop, descriptor);\n\n  return descriptor;\n}\n\n/**\n * Check if a property is a getter (has a getter descriptor)\n *\n * @param obj - The object to check\n * @param prop - The property name or symbol\n * @returns True if the property is a getter, false otherwise\n */\nfunction isGetter(obj: any, prop: string | symbol): boolean {\n  const descriptor = getDescriptor(obj, prop);\n  return descriptor?.get !== undefined;\n}\n\n/**\n * Create a new getter tracking state\n *\n * @returns A new GetterTrackingState initialized with empty collections\n */\nfunction createGetterTracker(): GetterTrackingState {\n  return {\n    trackedValues: new Map(),\n    currentlyAccessing: new Set(),\n    trackedGetters: new Set(),\n    isTracking: false,\n    renderCache: new Map(),\n    cacheValid: false,\n  };\n}\n\n/**\n * Create a proxy that intercepts getter access on a bloc instance\n *\n * @remarks\n * This proxy wraps the bloc instance to track which getters are accessed\n * during component render. When tracking is enabled (during render phase),\n * it records accessed getters and stores their computed values for later\n * comparison.\n *\n * IMPORTANT: This function caches proxies per bloc instance. Multiple components\n * sharing the same bloc will get the same proxy instance. Each component sets\n * its tracker in activeTrackerMap before render, and the proxy looks it up.\n *\n * @param bloc - The bloc instance to wrap\n * @returns A proxied bloc that tracks getter access\n */\nfunction createBlocProxy<TBloc extends StateContainer<AnyObject>>(\n  bloc: TBloc,\n): TBloc {\n  // Check cache first - return existing proxy if available\n  const cached = blocProxyCache.get(bloc);\n  if (cached) {\n    return cached;\n  }\n\n  const proxy = new Proxy(bloc, {\n    get(target, prop, receiver) {\n      // Get the active tracker for this bloc (set by getSnapshot)\n      const tracker = activeTrackerMap.get(target);\n\n      // Only track during render phase (when tracker is active and tracking enabled)\n      if (tracker?.isTracking && isGetter(target, prop)) {\n        // Record that this getter was accessed during current render\n        tracker.currentlyAccessing.add(prop);\n\n        // Use cached value if available from previous change detection\n        if (tracker.cacheValid && tracker.renderCache.has(prop)) {\n          const cachedValue = tracker.renderCache.get(prop);\n          // Also store in trackedValues for consistency\n          tracker.trackedValues.set(prop, cachedValue);\n          return cachedValue;\n        }\n\n        // Compute getter if no cache available (first access or cache invalidated)\n        const descriptor = getDescriptor(target, prop);\n        const value = descriptor!.get!.call(target);\n        tracker.trackedValues.set(prop, value);\n        return value;\n      }\n\n      // Default behavior for non-getters or when tracking disabled\n      return Reflect.get(target, prop, receiver);\n    },\n  });\n\n  blocProxyCache.set(bloc, proxy);\n  return proxy;\n}\n\n/**\n * Check if any tracked getters have changed values\n *\n * @remarks\n * Re-computes all getters that were accessed during the last render and\n * compares their new values with stored values using Object.is() (reference\n * equality).\n *\n * OPTIMIZATION: Render cache population\n * - Computes ALL tracked getters (no early exit) to populate the render cache\n * - This ensures each getter is computed only once per render cycle\n * - If we're going to re-render, getters accessed during render will use cached values\n * - Cache is populated even if no changes detected (useful for parent-triggered re-renders)\n * - Trade-off: Give up early exit to ensure full cache population\n *\n * Error handling: If a getter throws during re-computation, we log a warning,\n * stop tracking that specific getter, and treat it as \"changed\" to trigger\n * a re-render. This prevents the tracking system from breaking while still\n * allowing React's error boundary to handle the error on the next render.\n *\n * @param bloc - The bloc instance\n * @param tracker - The getter tracking state\n * @returns True if any tracked getter value changed, false otherwise\n */\nfunction hasGetterChanges<TBloc extends StateContainer<AnyObject>>(\n  bloc: TBloc,\n  tracker: GetterTrackingState | null,\n): boolean {\n  // Early return if no tracker or no getters tracked\n  if (!tracker || tracker.trackedGetters.size === 0) {\n    return false;\n  }\n\n  // Clear previous render cache\n  tracker.renderCache.clear();\n\n  let hasAnyChange = false;\n\n  // Compute all getters to populate render cache (no early exit)\n  for (const prop of tracker.trackedGetters) {\n    try {\n      const descriptor = getDescriptor(bloc, prop);\n      if (!descriptor?.get) {\n        // Getter no longer exists (shouldn't happen, but be defensive)\n        continue;\n      }\n\n      const newValue = descriptor.get.call(bloc);\n      const oldValue = tracker.trackedValues.get(prop);\n\n      // Store in render cache for upcoming render (even if unchanged)\n      tracker.renderCache.set(prop, newValue);\n\n      // Update tracked values for next comparison\n      tracker.trackedValues.set(prop, newValue);\n\n      // Use Object.is for reference equality comparison\n      if (!Object.is(newValue, oldValue)) {\n        hasAnyChange = true;\n        // Don't return early - continue computing and caching remaining getters\n      }\n    } catch (error) {\n      // Getter threw an error during comparison\n      console.warn(\n        `[useBloc] Getter \"${String(prop)}\" threw error during change detection. Stopping tracking for this getter.`,\n        error,\n      );\n\n      // Stop tracking this getter\n      tracker.trackedGetters.delete(prop);\n      tracker.trackedValues.delete(prop);\n\n      // Treat as \"changed\" to trigger re-render\n      // Still return early on error to avoid cascading failures\n      tracker.cacheValid = false; // Invalidate cache due to error\n      return true;\n    }\n  }\n\n  // Mark cache as valid for the upcoming render\n  tracker.cacheValid = true;\n\n  return hasAnyChange;\n}\n\n/**\n * Generates instance ID for isolated blocs\n */\nfunction generateInstanceId(\n  componentRef: ComponentRef,\n  isIsolated: boolean,\n  providedId?: string,\n): string | undefined {\n  if (providedId) return providedId;\n\n  if (isIsolated) {\n    if (!componentRef.__blocInstanceId) {\n      componentRef.__blocInstanceId = `isolated-${Math.random().toString(36).slice(2, 11)}`;\n    }\n    return componentRef.__blocInstanceId;\n  }\n\n  return undefined;\n}\n\n/**\n * Determines tracking mode from options\n */\ninterface TrackingMode {\n  useManualDeps: boolean;\n  autoTrackEnabled: boolean;\n}\n\nfunction determineTrackingMode<TBloc extends StateContainer<AnyObject>>(\n  options?: UseBlocOptions<TBloc>,\n): TrackingMode {\n  return {\n    useManualDeps: options?.dependencies !== undefined,\n    autoTrackEnabled: options?.autoTrack !== false,\n  };\n}\n\n/**\n * Internal state for subscription and snapshot functions\n */\ninterface HookState<TBloc extends StateContainer<AnyObject>> {\n  /** State property tracker (existing) */\n  tracker: TrackerState<ExtractState<TBloc>> | null;\n  /** Manual dependencies cache (existing) */\n  manualDepsCache: unknown[] | null;\n  /** Getter tracking state (new) */\n  getterTracker: GetterTrackingState | null;\n  /** Cached proxied bloc instance (new) */\n  proxiedBloc: TBloc | null;\n}\n\n/**\n * Factory: Creates subscribe function for automatic proxy tracking mode\n */\nfunction createAutoTrackSubscribe<TBloc extends StateContainer<AnyObject>>(\n  instance: TBloc,\n  hookState: HookState<TBloc>,\n): (callback: () => void) => () => void {\n  return (callback: () => void) => {\n    return instance.subscribe(() => {\n      const tracker =\n        hookState.tracker ||\n        (hookState.tracker = createTrackerState<ExtractState<TBloc>>());\n\n      let stateChanged = hasChanges(tracker, instance.state);\n\n      // Special case: if NO state properties were tracked (pathCache.size === 0)\n      // but getters WERE tracked, then don't treat \"no state tracking\" as \"track everything\".\n      // Only rely on getter changes in this case.\n      if (\n        tracker.pathCache.size === 0 &&\n        hookState.getterTracker &&\n        hookState.getterTracker.trackedGetters.size > 0\n      ) {\n        stateChanged = false; // Override - only getters are relevant\n      }\n\n      // EARLY EXIT: If state already changed, skip getter checks entirely\n      if (stateChanged) {\n        callback();\n        return;\n      }\n\n      // Only check getters if state didn't change\n      const getterChanged = hasGetterChanges(instance, hookState.getterTracker);\n\n      if (getterChanged) {\n        callback();\n      }\n    });\n  };\n}\n\n/**\n * Factory: Creates subscribe function for manual dependencies mode\n */\nfunction createManualDepsSubscribe<TBloc extends StateContainer<AnyObject>>(\n  instance: TBloc,\n  hookState: HookState<TBloc>,\n  options: UseBlocOptions<TBloc>,\n): (callback: () => void) => () => void {\n  return (callback: () => void) => {\n    return instance.subscribe(() => {\n      const newDeps = options.dependencies!(instance.state, instance);\n      if (\n        !hookState.manualDepsCache ||\n        !shallowEqual(hookState.manualDepsCache, newDeps)\n      ) {\n        hookState.manualDepsCache = newDeps;\n        callback();\n      }\n    });\n  };\n}\n\n/**\n * Factory: Creates subscribe function for no-tracking mode\n */\nfunction createNoTrackSubscribe<TBloc extends StateContainer<AnyObject>>(\n  instance: TBloc,\n): (callback: () => void) => () => void {\n  return (callback: () => void) => instance.subscribe(callback);\n}\n\n/**\n * Factory: Creates getSnapshot function for automatic proxy tracking mode\n */\nfunction createAutoTrackSnapshot<TBloc extends StateContainer<AnyObject>>(\n  instance: TBloc,\n  hookState: HookState<TBloc>,\n): () => ExtractState<TBloc> {\n  return () => {\n    const tracker =\n      hookState.tracker ||\n      (hookState.tracker = createTrackerState<ExtractState<TBloc>>());\n\n    if (hasTrackedData(tracker)) {\n      captureTrackedPaths(tracker, instance.state);\n    }\n\n    // Enable getter tracking during render and set as active tracker\n    if (hookState.getterTracker) {\n      // Capture getters from previous render (commit currentlyAccessing to trackedGetters)\n      if (hookState.getterTracker.currentlyAccessing.size > 0) {\n        hookState.getterTracker.trackedGetters = new Set(\n          hookState.getterTracker.currentlyAccessing,\n        );\n      }\n\n      // Clear and enable tracking for this render\n      hookState.getterTracker.currentlyAccessing.clear();\n      hookState.getterTracker.isTracking = true;\n\n      // Set this component's tracker as the active one for this bloc\n      activeTrackerMap.set(instance, hookState.getterTracker);\n    }\n\n    startTracking(tracker);\n    return createProxy(tracker, instance.state);\n  };\n}\n\n/**\n * Factory: Creates getSnapshot function for manual dependencies mode\n */\nfunction createManualDepsSnapshot<TBloc extends StateContainer<AnyObject>>(\n  instance: TBloc,\n  hookState: HookState<TBloc>,\n  options: UseBlocOptions<TBloc>,\n): () => ExtractState<TBloc> {\n  return () => {\n    hookState.manualDepsCache = options.dependencies!(instance.state, instance);\n    return instance.state;\n  };\n}\n\n/**\n * Factory: Creates getSnapshot function for no-tracking mode\n */\nfunction createNoTrackSnapshot<TBloc extends StateContainer<AnyObject>>(\n  instance: TBloc,\n): () => ExtractState<TBloc> {\n  return () => instance.state;\n}\n\n/**\n * Lifecycle: INITIAL MOUNT\n * 1. useMemo runs once - creates bloc, subscribeFn, getSnapshotFn\n * 2. useSyncExternalStore calls getSnapshotFn (1st time) - lazy creates tracker, starts tracking, returns proxy\n * 3. Component renders - proxy tracks property accesses\n * 4. useSyncExternalStore calls getSnapshotFn (2nd time) - captures tracked paths, starts new tracking, returns proxy\n * 5. useSyncExternalStore calls subscribeFn - sets up state change listener\n *\n * Lifecycle: STATE CHANGE\n * 1. Bloc state changes\n * 2. subscribeFn callback checks hasChanges() - only re-renders if tracked paths changed\n * 3. If re-render: getSnapshotFn captures previous paths, starts tracking, returns proxy\n *\n * Lifecycle: RE-RENDER (parent re-render)\n * 1. useMemo returns cached values (same bloc, subscribeFn, getSnapshotFn)\n * 2. useSyncExternalStore calls getSnapshotFn - captures paths, starts tracking, returns proxy\n */\nexport function useBloc<TBloc extends StateContainer<AnyObject>>(\n  BlocClass: BlocConstructor<TBloc>,\n  options?: UseBlocOptions<TBloc>,\n): UseBlocReturn<TBloc> {\n  // Component reference that persists across React Strict Mode remounts\n  const componentRef = useRef<ComponentRef>({});\n\n  const [bloc, subscribe, getSnapshot, instanceKey, hookState, rawInstance] =\n    useMemo(() => {\n      const isIsolated =\n        (BlocClass as { isolated?: boolean }).isolated === true;\n      const Constructor = BlocClass as StateContainerConstructor<TBloc>;\n\n      // Generate instance key\n      const instanceId = generateInstanceId(\n        componentRef.current,\n        isIsolated,\n        options?.instanceId,\n      );\n\n      // Get or create bloc instance\n      const instance = Constructor.getOrCreate(\n        instanceId,\n        options?.staticProps,\n      );\n\n      // Determine tracking mode\n      const { useManualDeps, autoTrackEnabled } =\n        determineTrackingMode(options);\n\n      // Mutable state shared between subscribe and getSnapshot\n      const hookState: HookState<TBloc> = {\n        tracker: null,\n        manualDepsCache: null,\n        getterTracker: null,\n        proxiedBloc: null,\n      };\n\n      // Create subscribe and getSnapshot functions based on tracking mode\n      let subscribeFn: (callback: () => void) => () => void;\n      let getSnapshotFn: () => ExtractState<TBloc>;\n\n      if (useManualDeps) {\n        // Manual dependencies mode - no automatic tracking\n        subscribeFn = createManualDepsSubscribe(instance, hookState, options!);\n        getSnapshotFn = createManualDepsSnapshot(instance, hookState, options!);\n        hookState.proxiedBloc = instance; // Use raw instance\n      } else if (!autoTrackEnabled) {\n        // No tracking mode\n        subscribeFn = createNoTrackSubscribe(instance);\n        getSnapshotFn = createNoTrackSnapshot(instance);\n        hookState.proxiedBloc = instance; // Use raw instance\n      } else {\n        // Auto-tracking mode - enable both state and getter tracking\n        subscribeFn = createAutoTrackSubscribe(instance, hookState);\n        getSnapshotFn = createAutoTrackSnapshot(instance, hookState);\n\n        // Initialize getter tracker and create proxied bloc\n        hookState.getterTracker = createGetterTracker();\n        hookState.proxiedBloc = createBlocProxy(instance);\n      }\n\n      return [\n        hookState.proxiedBloc!,\n        subscribeFn,\n        getSnapshotFn,\n        instanceId,\n        hookState,\n        instance,\n      ] as const;\n    }, [BlocClass]);\n\n  const state = useSyncExternalStore(subscribe, getSnapshot);\n\n  // Disable getter tracking after each render and clear active tracker\n  // Also invalidate render cache since this render cycle is complete\n  useEffect(() => {\n    if (hookState.getterTracker) {\n      hookState.getterTracker.isTracking = false;\n      hookState.getterTracker.cacheValid = false; // Invalidate cache after render\n      activeTrackerMap.delete(rawInstance);\n    }\n  });\n\n  // Mount/unmount lifecycle\n  useEffect(() => {\n    // Call onMount callback if provided\n    if (options?.onMount) {\n      options.onMount(bloc);\n    }\n\n    return () => {\n      // Call onUnmount callback if provided\n      if (options?.onUnmount) {\n        options.onUnmount(bloc);\n      }\n\n      // Release bloc reference\n      const Constructor = BlocClass as StateContainerConstructor<TBloc>;\n      Constructor.release(instanceKey);\n\n      // For isolated instances, dispose manually since registry doesn't track them\n      const isIsolated =\n        (BlocClass as { isolated?: boolean }).isolated === true;\n      if (isIsolated && !rawInstance.isDisposed) {\n        rawInstance.dispose();\n      }\n    };\n  }, []);\n\n  return [state, bloc, componentRef] as UseBlocReturn<TBloc>;\n}\n","/**\n * useBlocActions - hook for accessing bloc instance without state subscription\n *\n * @example\n * ```tsx\n * // Use when you only need to call actions, not read state\n * function ActionsOnly() {\n *   const bloc = useBlocActions(CounterBloc);\n *   return (\n *     <div>\n *       <button onClick={bloc.increment}>+</button>\n *       <button onClick={bloc.decrement}>-</button>\n *     </div>\n *   );\n * }\n * ```\n */\n\nimport { useMemo, useEffect, useRef } from 'react';\nimport type { AnyObject, BlocConstructor, StateContainer } from '@blac/core';\nimport type { ComponentRef } from './types';\n\n/**\n * StateContainer constructor with required static methods\n */\ntype StateContainerConstructor<TBloc extends StateContainer<any>> =\n  BlocConstructor<TBloc> & {\n    getOrCreate(instanceKey?: string, ...args: any[]): TBloc;\n    release(instanceKey?: string): void;\n  };\n\n/**\n * Configuration options for the useBlocActions hook\n *\n * @template TBloc - The StateContainer type\n */\nexport interface UseBlocActionsOptions<\n  TBloc extends StateContainer<AnyObject>,\n> {\n  /**\n   * Static props to pass to the Bloc constructor\n   * Type should match the constructor's first parameter\n   */\n  staticProps?: AnyObject;\n\n  /**\n   * Custom instance ID for shared blocs\n   * - For isolated blocs, each useBlocActions call gets its own instance\n   * - For shared blocs, the same instanceId will share the same bloc instance\n   */\n  instanceId?: string;\n\n  /**\n   * Callback invoked when the component mounts\n   *\n   * @param bloc - The bloc instance\n   */\n  onMount?: (bloc: TBloc) => void;\n\n  /**\n   * Callback invoked when the component unmounts\n   *\n   * @param bloc - The bloc instance\n   */\n  onUnmount?: (bloc: TBloc) => void;\n}\n\n/**\n * Generates instance ID for isolated blocs\n */\nfunction generateInstanceId(\n  componentRef: ComponentRef,\n  isIsolated: boolean,\n  providedId?: string,\n): string | undefined {\n  if (providedId) return providedId;\n\n  if (isIsolated) {\n    if (!componentRef.__blocInstanceId) {\n      componentRef.__blocInstanceId = `isolated-${Math.random().toString(36).slice(2, 11)}`;\n    }\n    return componentRef.__blocInstanceId;\n  }\n\n  return undefined;\n}\n\n/**\n * React hook for accessing bloc instance without state subscription.\n * Use this when you only need to call bloc methods/actions without reading state.\n *\n * Benefits over useBloc:\n * - No state subscription overhead\n * - No proxy tracking\n * - Component never re-renders due to bloc state changes\n * - Lighter weight for action-only components\n *\n * @template TBloc - The StateContainer type\n * @param BlocClass - The bloc class constructor\n * @param options - Optional configuration\n * @returns The bloc instance\n */\nexport function useBlocActions<TBloc extends StateContainer<AnyObject>>(\n  BlocClass: BlocConstructor<TBloc>,\n  options?: UseBlocActionsOptions<TBloc>,\n): TBloc {\n  // Component reference that persists across React Strict Mode remounts\n  const componentRef = useRef<ComponentRef>({});\n\n  const [bloc, instanceKey] = useMemo(() => {\n    const isIsolated = (BlocClass as { isolated?: boolean }).isolated === true;\n    const Constructor = BlocClass as StateContainerConstructor<TBloc>;\n\n    // Generate instance key\n    const instanceId = generateInstanceId(\n      componentRef.current,\n      isIsolated,\n      options?.instanceId,\n    );\n\n    // Get or create bloc instance\n    const instance = Constructor.getOrCreate(instanceId, options?.staticProps);\n\n    return [instance, instanceId] as const;\n  }, [BlocClass]);\n\n  // Mount/unmount lifecycle\n  useEffect(() => {\n    // Call onMount callback if provided\n    if (options?.onMount) {\n      options.onMount(bloc);\n    }\n\n    return () => {\n      // Call onUnmount callback if provided\n      if (options?.onUnmount) {\n        options.onUnmount(bloc);\n      }\n\n      // Release bloc reference\n      const Constructor = BlocClass as StateContainerConstructor<TBloc>;\n      Constructor.release(instanceKey);\n\n      // For isolated instances, dispose manually since registry doesn't track them\n      const isIsolated =\n        (BlocClass as { isolated?: boolean }).isolated === true;\n      if (isIsolated && !bloc.isDisposed) {\n        bloc.dispose();\n      }\n    };\n  }, []);\n\n  return 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+{"version":3,"file":"index.js","names":["instanceKey","subscribeFn: (callback: () => void) => () => void","getSnapshotFn: () => ExtractState<TBloc>","adapterState: AdapterState<TBloc>","adapterState","instanceKey"],"sources":["../src/utils/instance-keys.ts","../src/useBloc.ts","../src/useBlocActions.ts"],"sourcesContent":["/**\n * Instance key generation utilities for React integration\n */\n\nimport { generateIsolatedKey } from '@blac/core';\nimport type { ComponentRef } from '../types';\n\n/**\n * Generate an instance key for a bloc\n *\n * Logic:\n * - If user provides instanceId, use it (convert number to string)\n * - If isolated, generate or reuse a unique key for this component\n * - Otherwise, return undefined (use default key)\n *\n * @param componentRef - React component reference (persists across remounts)\n * @param isIsolated - Whether the bloc is isolated\n * @param providedId - User-provided instance ID (from options)\n * @returns Instance key string or undefined for default\n */\nexport function generateInstanceKey(\n  componentRef: ComponentRef,\n  isIsolated: boolean,\n  providedId?: string | number,\n): string | undefined {\n  // User explicitly provided an ID - use it\n  if (providedId !== undefined) {\n    return typeof providedId === 'number' ? String(providedId) : providedId;\n  }\n\n  // Isolated bloc - generate unique key per component\n  if (isIsolated) {\n    if (!componentRef.__blocInstanceId) {\n      componentRef.__blocInstanceId = generateIsolatedKey();\n    }\n    return componentRef.__blocInstanceId;\n  }\n\n  // Shared bloc - use default key (undefined)\n  return undefined;\n}\n","import {\n  useMemo,\n  useSyncExternalStore,\n  useEffect,\n  useRef,\n  useReducer,\n} from 'react';\nimport {\n  type BlocConstructor,\n  StateContainer,\n  type ExtractState,\n  type AdapterState,\n  ExternalDependencyManager,\n  createAutoTrackSubscribe,\n  createManualDepsSubscribe,\n  createNoTrackSubscribe,\n  createAutoTrackSnapshot,\n  createManualDepsSnapshot,\n  createNoTrackSnapshot,\n  initAutoTrackState,\n  initManualDepsState,\n  initNoTrackState,\n  disableGetterTracking,\n  isIsolatedClass,\n} from '@blac/core';\nimport type { UseBlocOptions, UseBlocReturn, ComponentRef } from './types';\nimport { generateInstanceKey } from './utils/instance-keys';\n\ntype StateContainerConstructor<TBloc extends StateContainer<any>> =\n  BlocConstructor<TBloc> & {\n    resolve(instanceKey?: string, ...args: any[]): TBloc;\n    release(instanceKey?: string): void;\n  };\n\ninterface TrackingMode {\n  useManualDeps: boolean;\n  autoTrackEnabled: boolean;\n}\n\nfunction determineTrackingMode<TBloc extends StateContainer<any>>(\n  options?: UseBlocOptions<TBloc>,\n): TrackingMode {\n  return {\n    useManualDeps: options?.dependencies !== undefined,\n    autoTrackEnabled: options?.autoTrack !== false,\n  };\n}\n\n/**\n * Lifecycle: INITIAL MOUNT\n * 1. useMemo runs once - creates bloc, subscribeFn, getSnapshotFn\n * 2. useSyncExternalStore calls getSnapshotFn (1st time) - lazy creates tracker, starts tracking, returns proxy\n * 3. Component renders - proxy tracks property accesses\n * 4. useSyncExternalStore calls getSnapshotFn (2nd time) - captures tracked paths, starts new tracking, returns proxy\n * 5. useSyncExternalStore calls subscribeFn - sets up state change listener\n *\n * Lifecycle: STATE CHANGE\n * 1. Bloc state changes\n * 2. subscribeFn callback checks hasChanges() - only re-renders if tracked paths changed\n * 3. If re-render: getSnapshotFn captures previous paths, starts tracking, returns proxy\n *\n * Lifecycle: RE-RENDER (parent re-render)\n * 1. useMemo returns cached values (same bloc, subscribeFn, getSnapshotFn)\n * 2. useSyncExternalStore calls getSnapshotFn - captures paths, starts tracking, returns proxy\n */\nexport function useBloc<T extends new (...args: any[]) => StateContainer<any>>(\n  BlocClass: T & BlocConstructor<InstanceType<T>>,\n  options?: UseBlocOptions<InstanceType<T>>,\n): UseBlocReturn<InstanceType<T>> {\n  // Component reference that persists across React Strict Mode remounts\n  type TBloc = InstanceType<T>;\n  const componentRef = useRef<ComponentRef>({});\n  const Constructor = BlocClass as StateContainerConstructor<TBloc>;\n  const isIsolated = isIsolatedClass(BlocClass);\n\n  const [bloc, subscribe, getSnapshot, instanceKey, adapterState, rawInstance] =\n    useMemo<\n      readonly [\n        TBloc,\n        (callback: () => void) => () => void,\n        () => ExtractState<TBloc>,\n        string | undefined,\n        AdapterState<TBloc>,\n        TBloc,\n      ]\n    >(() => {\n      // Generate instance key\n      const instanceKey = generateInstanceKey(\n        componentRef.current,\n        isIsolated,\n        options?.instanceId,\n      );\n\n      // Get or create bloc instance with ownership (increments ref count)\n      const instance = BlocClass.resolve(instanceKey, options?.staticProps);\n\n      // Determine tracking mode\n      const { useManualDeps, autoTrackEnabled } =\n        determineTrackingMode(options);\n\n      // Create subscribe and getSnapshot functions based on tracking mode\n      let subscribeFn: (callback: () => void) => () => void;\n      let getSnapshotFn: () => ExtractState<TBloc>;\n      let adapterState: AdapterState<TBloc>;\n\n      if (useManualDeps && options?.dependencies) {\n        // Manual dependencies mode - no automatic tracking\n        adapterState = initManualDepsState(instance);\n        subscribeFn = createManualDepsSubscribe(instance, adapterState, {\n          dependencies: options.dependencies,\n        });\n        getSnapshotFn = createManualDepsSnapshot(instance, adapterState, {\n          dependencies: options.dependencies,\n        });\n      } else if (!autoTrackEnabled) {\n        // No tracking mode\n        adapterState = initNoTrackState(instance);\n        subscribeFn = createNoTrackSubscribe(instance);\n        getSnapshotFn = createNoTrackSnapshot(instance);\n      } else {\n        // Auto-tracking mode - enable both state and getter tracking\n        adapterState = initAutoTrackState(instance);\n        subscribeFn = createAutoTrackSubscribe(instance, adapterState);\n        getSnapshotFn = createAutoTrackSnapshot(instance, adapterState);\n      }\n\n      return [\n        adapterState.proxiedBloc!,\n        subscribeFn,\n        getSnapshotFn,\n        instanceKey,\n        adapterState,\n        instance,\n      ];\n    }, [BlocClass, options?.instanceId]);\n\n  const state = useSyncExternalStore(subscribe, getSnapshot);\n\n  // Force re-render mechanism for external bloc changes\n  const [, forceUpdate] = useReducer((x: number) => x + 1, 0);\n\n  // External dependency manager (persists across renders)\n  const externalDepsManager = useRef(new ExternalDependencyManager());\n\n  // Disable getter tracking and manage external bloc subscriptions after each render\n  useEffect(() => {\n    disableGetterTracking(adapterState, rawInstance);\n    externalDepsManager.current.updateSubscriptions(\n      adapterState.getterTracker,\n      rawInstance,\n      forceUpdate,\n    );\n  }); // Run on every render to pick up new dependencies and disable tracking\n\n  // Mount/unmount lifecycle\n  useEffect(() => {\n    // Call onMount callback if provided\n    if (options?.onMount) {\n      options.onMount(bloc);\n    }\n\n    return () => {\n      // Cleanup in proper order: subscriptions -> callbacks -> disposal\n\n      // 1. 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package.json

 {
   "name": "@blac/react",
-  "version": "2.0.0-rc.6",
+  "version": "2.0.0-rc.8",
   "license": "MIT",
   "author": "Brendan Mullins <[e-mail]>",
-  "main": "./dist/index.js",
+  "repository": {
+    "type": "git",
+    "url": "git+https://github.com/jsnanigans/blac.git",
+    "directory": "packages/blac-react"
+  },
+  "homepage": "https://github.com/jsnanigans/blac#readme",
+  "bugs": {
+    "url": "https://github.com/jsnanigans/blac/issues"
+  },
+  "main": "./dist/index.cjs",
   "module": "./dist/index.js",
@@ -22,3 +31,7 @@ "types": "./dist/index.d.ts",
   "files": [
-    "dist",
+    "dist/**/*.js",
+    "dist/**/*.cjs",
+    "dist/**/*.d.ts",
+    "dist/**/*.d.cts",
+    "dist/**/*.map",
     "README.md",
@@ -40,3 +53,3 @@ "LICENSE"
     "react": "^18.0.0 || ^19.0.0",
-    "@blac/core": "2.0.0-rc.6"
+    "@blac/core": "2.0.0-rc.8"
   },
@@ -70,7 +83,7 @@ "peerDependenciesMeta": {
     "vitest": "^3.2.4",
-    "@blac/core": "2.0.0-rc.6"
+    "@blac/core": "2.0.0-rc.8"
   },
   "scripts": {
     "dev": "tsdown --watch",
-    "build": "tsdown",
+    "build": "tsdown && tsc -p tsconfig.build.json && cp dist/index.d.ts dist/index.d.cts",
     "clean": "rm -rf dist",
@@ -77,0 +90,0 @@ "format": "prettier --write \".\"",

New alerts

Major refactor

Supply chain risk

Package has recently undergone a major refactor. It may be unstable or indicate significant internal changes. Use caution when updating to versions that include significant changes.

Found 1 instance in 1 package

Fixed alerts

Long strings

Supply chain risk

Contains long string literals, which may be a sign of obfuscated or packed code.

Found 1 instance in 1 package

No bug tracker

Maintenance

Package does not have a linked bug tracker in package.json.

Found 1 instance in 1 package

No repository

Supply chain risk

Package does not have a linked source code repository. Without this field, a package will have no reference to the location of the source code use to generate the package.

Found 1 instance in 1 package

No website

Quality

Package does not have a website.

Found 1 instance in 1 package

Improved metrics

Number of package files

17

88.89%

Number of low maintenance alerts

0

-100%

Number of low quality alerts

1

-50%

Number of low supply chain risk alerts

0

-100%

Worsened metrics

Total package byte prevSize

46806

-78.34%

Lines of code

339

-62.83%

Number of medium supply chain risk alerts

1

Infinity%

No dependency changes