sam-ecs - npm Package Compare versions

Comparing version 3.1.1 to 3.2.0

dist/Manager.js

@@ -113,2 +113,5 @@ 'use strict';
     this._user = undefined;
+
+    this._stateCounter = 0;
+    this._stateQueue = [];
   }
@@ -495,34 +498,104 @@
     key: 'dispatch',
-    value: function dispatch(action) {
+    value: function dispatch(action, unrolling) {
       if (action.type === undefined) {
         throw "Action must have an action type!";
       }
+      if (!unrolling) {
+        action.stateCounter = ++this._stateCounter;
+      }
 
-      if (this._dispatchFun) this._dispatchFun(action);
-
       /* don't throw an error because somethings might spew out actions
        * that don't necessarily mean an console.error
        */
-      if (!this._reducers[action.type]) return;
-      var _iteratorNormalCompletion4 = true;
-      var _didIteratorError4 = false;
-      var _iteratorError4 = undefined;
+      if (this._reducers[action.type]) {
+        var _iteratorNormalCompletion4 = true;
+        var _didIteratorError4 = false;
+        var _iteratorError4 = undefined;
 
+        try {
+          for (var _iterator4 = this._reducers[action.type][Symbol.iterator](), _step4; !(_iteratorNormalCompletion4 = (_step4 = _iterator4.next()).done); _iteratorNormalCompletion4 = true) {
+            var fun = _step4.value;
+
+            fun(action, this);
+          }
+        } catch (err) {
+          _didIteratorError4 = true;
+          _iteratorError4 = err;
+        } finally {
+          try {
+            if (!_iteratorNormalCompletion4 && _iterator4.return) {
+              _iterator4.return();
+            }
+          } finally {
+            if (_didIteratorError4) {
+              throw _iteratorError4;
+            }
+          }
+        }
+      }
+
+      if (this._dispatchFun) this._dispatchFun(action, unrolling);
+
+      if (!unrolling) this._stateQueue.push({
+        'number': this._stateCounter,
+        // 'state': currentState,
+        'action': action
+      });
+    }
+
+    /**
+     * @description - Rolls the state of the manager back. Throws away any state
+     * staler than the 'number'
+     * @param {Number} number - number indicating how stale the state is
+     * @param {Object} state - the state object to rollback to
+     */
+
+  }, {
+    key: 'rollback',
+    value: function rollback(number, state) {
+      if (number > this._stateCounter) {
+        this._stateCounter = number;
+      }
+
+      var currentNumber = Number.MIN_SAFE_VALUE;
+      var index = 0;
+      while (currentNumber < number && index < this._stateQueue.length) {
+        currentNumber = this._stateQueue[index++].number;
+      }
+
+      this._stateQueue.splice(0, index + 1);
+
+      this.clear();
+      this.fromJSON(state);
+    }
+
+    /**
+     * @description - Takes the entire state queue and re applies all of the states
+     * This typically would happen after a rollback
+     */
+
+  }, {
+    key: 'unroll',
+    value: function unroll() {
+      var _iteratorNormalCompletion5 = true;
+      var _didIteratorError5 = false;
+      var _iteratorError5 = undefined;
+
       try {
-        for (var _iterator4 = this._reducers[action.type][Symbol.iterator](), _step4; !(_iteratorNormalCompletion4 = (_step4 = _iterator4.next()).done); _iteratorNormalCompletion4 = true) {
-          var fun = _step4.value;
+        for (var _iterator5 = this._stateQueue[Symbol.iterator](), _step5; !(_iteratorNormalCompletion5 = (_step5 = _iterator5.next()).done); _iteratorNormalCompletion5 = true) {
+          var action = _step5.value;
 
-          fun(action, this);
+          this.dispatch(action.action, true);
         }
       } catch (err) {
-        _didIteratorError4 = true;
-        _iteratorError4 = err;
+        _didIteratorError5 = true;
+        _iteratorError5 = err;
       } finally {
         try {
-          if (!_iteratorNormalCompletion4 && _iterator4.return) {
-            _iterator4.return();
+          if (!_iteratorNormalCompletion5 && _iterator5.return) {
+            _iterator5.return();
           }
         } finally {
-          if (_didIteratorError4) {
-            throw _iteratorError4;
+          if (_didIteratorError5) {
+            throw _iteratorError5;
           }
@@ -598,9 +671,9 @@ }
       });
-      var _iteratorNormalCompletion5 = true;
-      var _didIteratorError5 = false;
-      var _iteratorError5 = undefined;
+      var _iteratorNormalCompletion6 = true;
+      var _didIteratorError6 = false;
+      var _iteratorError6 = undefined;
 
       try {
-        for (var _iterator5 = processorNameList[Symbol.iterator](), _step5; !(_iteratorNormalCompletion5 = (_step5 = _iterator5.next()).done); _iteratorNormalCompletion5 = true) {
-          var processorName = _step5.value;
+        for (var _iterator6 = processorNameList[Symbol.iterator](), _step6; !(_iteratorNormalCompletion6 = (_step6 = _iterator6.next()).done); _iteratorNormalCompletion6 = true) {
+          var processorName = _step6.value;
 
@@ -617,12 +690,12 @@ var processor = this._processors[processorName];
       } catch (err) {
-        _didIteratorError5 = true;
-        _iteratorError5 = err;
+        _didIteratorError6 = true;
+        _iteratorError6 = err;
       } finally {
         try {
-          if (!_iteratorNormalCompletion5 && _iterator5.return) {
-            _iterator5.return();
+          if (!_iteratorNormalCompletion6 && _iterator6.return) {
+            _iterator6.return();
           }
         } finally {
-          if (_didIteratorError5) {
-            throw _iteratorError5;
+          if (_didIteratorError6) {
+            throw _iteratorError6;
           }
@@ -717,9 +790,9 @@ }
       var set = cachedListObject.isSorted ? new SortedSet(Object.keys(this._entitiesByHash), cachedListObject.equal, cachedListObject.compare) : new FastSet(Object.keys(this._entitiesByHash));
-      var _iteratorNormalCompletion6 = true;
-      var _didIteratorError6 = false;
-      var _iteratorError6 = undefined;
+      var _iteratorNormalCompletion7 = true;
+      var _didIteratorError7 = false;
+      var _iteratorError7 = undefined;
 
       try {
-        for (var _iterator6 = family.getHaves().toArray()[Symbol.iterator](), _step6; !(_iteratorNormalCompletion6 = (_step6 = _iterator6.next()).done); _iteratorNormalCompletion6 = true) {
-          var component = _step6.value;
+        for (var _iterator7 = family.getHaves().toArray()[Symbol.iterator](), _step7; !(_iteratorNormalCompletion7 = (_step7 = _iterator7.next()).done); _iteratorNormalCompletion7 = true) {
+          var component = _step7.value;
 
@@ -736,12 +809,12 @@ /* none of the entities in the manager have a required component of the
       } catch (err) {
-        _didIteratorError6 = true;
-        _iteratorError6 = err;
+        _didIteratorError7 = true;
+        _iteratorError7 = err;
       } finally {
         try {
-          if (!_iteratorNormalCompletion6 && _iterator6.return) {
-            _iterator6.return();
+          if (!_iteratorNormalCompletion7 && _iterator7.return) {
+            _iterator7.return();
           }
         } finally {
-          if (_didIteratorError6) {
-            throw _iteratorError6;
+          if (_didIteratorError7) {
+            throw _iteratorError7;
           }
@@ -751,9 +824,9 @@ }
 
-      var _iteratorNormalCompletion7 = true;
-      var _didIteratorError7 = false;
-      var _iteratorError7 = undefined;
+      var _iteratorNormalCompletion8 = true;
+      var _didIteratorError8 = false;
+      var _iteratorError8 = undefined;
 
       try {
-        for (var _iterator7 = family.getCannotHaves().toArray()[Symbol.iterator](), _step7; !(_iteratorNormalCompletion7 = (_step7 = _iterator7.next()).done); _iteratorNormalCompletion7 = true) {
-          var component = _step7.value;
+        for (var _iterator8 = family.getCannotHaves().toArray()[Symbol.iterator](), _step8; !(_iteratorNormalCompletion8 = (_step8 = _iterator8.next()).done); _iteratorNormalCompletion8 = true) {
+          var component = _step8.value;
 
@@ -764,12 +837,12 @@ set = set.difference(this.getEntitiesByComponent(component));
       } catch (err) {
-        _didIteratorError7 = true;
-        _iteratorError7 = err;
+        _didIteratorError8 = true;
+        _iteratorError8 = err;
       } finally {
         try {
-          if (!_iteratorNormalCompletion7 && _iterator7.return) {
-            _iterator7.return();
+          if (!_iteratorNormalCompletion8 && _iterator8.return) {
+            _iterator8.return();
           }
         } finally {
-          if (_didIteratorError7) {
-            throw _iteratorError7;
+          if (_didIteratorError8) {
+            throw _iteratorError8;
           }
@@ -855,9 +928,9 @@ }
     value: function fromJSON(obj) {
-      var _iteratorNormalCompletion8 = true;
-      var _didIteratorError8 = false;
-      var _iteratorError8 = undefined;
+      var _iteratorNormalCompletion9 = true;
+      var _didIteratorError9 = false;
+      var _iteratorError9 = undefined;
 
       try {
-        for (var _iterator8 = obj.entities[Symbol.iterator](), _step8; !(_iteratorNormalCompletion8 = (_step8 = _iterator8.next()).done); _iteratorNormalCompletion8 = true) {
-          var entityObj = _step8.value;
+        for (var _iterator9 = obj.entities[Symbol.iterator](), _step9; !(_iteratorNormalCompletion9 = (_step9 = _iterator9.next()).done); _iteratorNormalCompletion9 = true) {
+          var entityObj = _step9.value;
 
@@ -878,12 +951,12 @@ var hashValue = entityObj.hash;
       } catch (err) {
-        _didIteratorError8 = true;
-        _iteratorError8 = err;
+        _didIteratorError9 = true;
+        _iteratorError9 = err;
       } finally {
         try {
-          if (!_iteratorNormalCompletion8 && _iterator8.return) {
-            _iterator8.return();
+          if (!_iteratorNormalCompletion9 && _iterator9.return) {
+            _iterator9.return();
           }
         } finally {
-          if (_didIteratorError8) {
-            throw _iteratorError8;
+          if (_didIteratorError9) {
+            throw _iteratorError9;
           }
@@ -943,9 +1016,9 @@ }
       entity._setHash(hash);
-      var _iteratorNormalCompletion9 = true;
-      var _didIteratorError9 = false;
-      var _iteratorError9 = undefined;
+      var _iteratorNormalCompletion10 = true;
+      var _didIteratorError10 = false;
+      var _iteratorError10 = undefined;
 
       try {
-        for (var _iterator9 = componentList[Symbol.iterator](), _step9; !(_iteratorNormalCompletion9 = (_step9 = _iterator9.next()).done); _iteratorNormalCompletion9 = true) {
-          var componentObject = _step9.value;
+        for (var _iterator10 = componentList[Symbol.iterator](), _step10; !(_iteratorNormalCompletion10 = (_step10 = _iterator10.next()).done); _iteratorNormalCompletion10 = true) {
+          var componentObject = _step10.value;
 
@@ -963,12 +1036,12 @@ if (componentObject.name in this._componentLibrary) {
       } catch (err) {
-        _didIteratorError9 = true;
-        _iteratorError9 = err;
+        _didIteratorError10 = true;
+        _iteratorError10 = err;
       } finally {
         try {
-          if (!_iteratorNormalCompletion9 && _iterator9.return) {
-            _iterator9.return();
+          if (!_iteratorNormalCompletion10 && _iterator10.return) {
+            _iterator10.return();
           }
         } finally {
-          if (_didIteratorError9) {
-            throw _iteratorError9;
+          if (_didIteratorError10) {
+            throw _iteratorError10;
           }
@@ -975,0 +1048,0 @@ }

package.json

 {
   "name": "sam-ecs",
-  "version": "3.1.1",
+  "version": "3.2.0",
   "description": "A specialized entity component system",
@@ -5,0 +5,0 @@ "main": "./dist/index.js",

New alerts

License Policy Violation

License

This package is not allowed per your license policy. Review the package's license to ensure compliance.

Found 1 instance in 1 package

Fixed alerts

License Policy Violation

License

This package is not allowed per your license policy. Review the package's license to ensure compliance.

Found 1 instance in 1 package

Improved metrics

Total package byte prevSize

50987

increased by4.28%

Lines of code

1275

increased by5.11%

No dependency changes