@aria-ui/collection - npm Package Compare versions

Comparing version 0.0.2 to 0.0.3

dist/index.d.ts

 declare class Collection {
     readonly loop: boolean;
-    private _map;
-    private _head;
-    private _tail;
+    private _items;
+    private _indexes;
     constructor(items: Iterable<HTMLElement>, loop?: boolean);
+    size(): number;
+    private _find;
+    /**
+     * Returns the first enabled value.
+     */
     first(): string | null;
+    /**
+     * Returns the last enabled value.
+     */
     last(): string | null;
-    size(): number;
+    /**
+     * Returns the next enabled value.
+     */
     next(value: string | null): string | null;
+    /**
+     * Returns the previous enabled value.
+     */
     prev(value: string | null): string | null;
+    /**
+     * Finds an element from its value.
+     */
     getElement(value: string): HTMLElement | null;
+    /**
+     * Returns all values.
+     */
     getValues(): string[];
@@ -14,0 +32,0 @@ }

dist/index.js

 // src/index.ts
-var Node = class {
-  constructor(element, prev = null, next = null) {
-    this.element = element;
-    this.prev = prev;
-    this.next = next;
-  }
-  get value() {
-    return this.element.value || this.element.textContent || this.element.innerText || this.element.innerHTML;
-  }
-  get disabled() {
-    return this.element.disabled || this.element.getAttribute("aria-disabled") === "true" || this.element.getAttribute("aria-hidden") === "true";
-  }
-};
+function getValue(element) {
+  return element.value || element.textContent || element.innerText || element.innerHTML;
+}
+function isDisabled(element) {
+  return element.disabled || element.getAttribute("aria-disabled") === "true" || element.getAttribute("aria-hidden") === "true";
+}
 var Collection = class {
   constructor(items, loop = true) {
     this.loop = loop;
-    this._map = /* @__PURE__ */ new Map();
-    this._head = null;
-    this._tail = null;
-    let prev;
+    this._items = [];
+    this._indexes = /* @__PURE__ */ new Map();
     for (const item of items) {
-      const node = new Node(item);
-      const value = node.value;
-      if (!value || this._map.has(value)) {
+      const value = getValue(item);
+      if (!value || this._indexes.has(value)) {
         continue;
       }
-      this._map.set(value, node);
-      if (!this._head) {
-        this._head = node;
+      this._indexes.set(value, this._items.length);
+      this._items.push(item);
+    }
+  }
+  size() {
+    return this._items.length;
+  }
+  _find(startIndex, dir) {
+    let index = startIndex;
+    const n = this._items.length;
+    for (let i = 0; i < n; i++) {
+      if (index < 0 || index >= n) {
+        if (this.loop) {
+          index = (index + n) % n;
+        } else {
+          break;
+        }
       }
-      this._tail = node;
-      if (prev) {
-        node.prev = prev;
-        prev.next = node;
+      const item = this._items[index];
+      if (item && !isDisabled(item)) {
+        return getValue(item);
       }
-      prev = node;
+      index += dir;
     }
-    if (this.loop && this._head && this._tail) {
-      this._tail.next = this._head;
-      this._head.prev = this._tail;
-    }
+    return null;
   }
+  /**
+   * Returns the first enabled value.
+   */
   first() {
-    var _a;
-    return ((_a = this._head) == null ? void 0 : _a.value) || null;
+    return this._find(0, 1);
   }
+  /**
+   * Returns the last enabled value.
+   */
   last() {
-    var _a;
-    return ((_a = this._tail) == null ? void 0 : _a.value) || null;
+    return this._find(this.size() - 1, -1);
   }
-  size() {
-    return this._map.size;
-  }
+  /**
+   * Returns the next enabled value.
+   */
   next(value) {
-    var _a, _b;
-    const curr = value == null ? null : this._map.get(value);
-    let next = (_a = curr == null ? void 0 : curr.next) != null ? _a : this._head;
-    const size = this.size();
-    for (let i = 0; i < size; i++) {
-      if (next && !next.disabled)
-        return next.value;
-      next = (_b = next == null ? void 0 : next.next) != null ? _b : null;
+    if (value == null) {
+      return this.first();
     }
-    return null;
+    const index = this._indexes.get(value);
+    if (index == null) {
+      return this.first();
+    }
+    return this._find(index + 1, 1);
   }
+  /**
+   * Returns the previous enabled value.
+   */
   prev(value) {
-    var _a, _b;
-    const curr = value == null ? null : this._map.get(value);
-    let prev = (_a = curr == null ? void 0 : curr.prev) != null ? _a : this._tail;
-    const size = this.size();
-    for (let i = 0; i < size; i++) {
-      if (prev && !prev.disabled)
-        return prev.value;
-      prev = (_b = prev == null ? void 0 : prev.prev) != null ? _b : null;
+    if (value == null) {
+      return this.last();
     }
-    return null;
+    const index = this._indexes.get(value);
+    if (index == null) {
+      return this.last();
+    }
+    return this._find(index - 1, -1);
   }
+  /**
+   * Finds an element from its value.
+   */
   getElement(value) {
-    var _a, _b;
-    return (_b = (_a = this._map.get(value)) == null ? void 0 : _a.element) != null ? _b : null;
+    var _a;
+    const index = this._indexes.get(value);
+    if (index == null)
+      return null;
+    return (_a = this._items[index]) != null ? _a : null;
   }
+  /**
+   * Returns all values.
+   */
   getValues() {
-    const values = [];
-    const head = this._head;
-    let node = head;
-    while (node) {
-      values.push(node.value);
-      node = node.next;
-      if (node === head) {
-        node = null;
-      }
-    }
-    return values;
+    return this._items.map(getValue);
   }
@@ -96,0 +98,0 @@ };

package.json

 {
   "name": "@aria-ui/collection",
   "type": "module",
-  "version": "0.0.2",
+  "version": "0.0.3",
   "private": false,
@@ -6,0 +6,0 @@ "sideEffects": false,

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152

increased by15.15%

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Total package byte prevSize

6033

decreased by-0.77%

No dependency changes