Add type hints to signals

src/js/core/signal.js

@@ -8,7 +8,7 @@ export class Signal {
 
     /**
      * Adds a new signal listener
-     * @param {object} receiver
+     * @param {function} receiver
      * @param {object} scope
      */
     add(receiver, scope = null) {
@@ -40,7 +40,7 @@ export class Signal {
 
     /**
      * Removes a receiver
-     * @param {object} receiver
+     * @param {function} receiver
      */
     remove(receiver) {
         let index = null;

src/js/game/hud/base_hud_part.js

@@ -90,18 +90,6 @@ export class BaseHUDPart {
 
     // Helpers
 
-    /**
-     * Calls closeMethod if an overlay is opened
-     * @param {function=} closeMethod
-     */
-    closeOnOverlayOpen(closeMethod = null) {
-        this.root.hud.signals.overlayOpened.add(overlay => {
-            if (overlay !== this) {
-                (closeMethod || this.close).call(this);
-            }
-        }, this);
-    }
-
     /**
      * Helper method to construct a new click detector
      * @param {Element} element The element to listen on

src/js/game/hud/hud.js

@@ -16,6 +16,7 @@ import { IS_MOBILE } from "../../core/config";
 import { HUDMassSelector } from "./parts/mass_selector";
 import { HUDVignetteOverlay } from "./parts/vignette_overlay";
 import { HUDStatistics } from "./parts/statistics";
+import { MetaBuilding } from "../meta_building";
 
 export class GameHUD {
     /**
@@ -29,10 +30,6 @@ export class GameHUD {
      * Initializes the hud parts
      */
     initialize() {
-        this.signals = {
-            overlayOpened: new Signal(/* overlay */),
-        };
-
         this.parts = {
             processingOverlay: new HUDProcessingOverlay(this.root),
 
@@ -54,7 +51,7 @@ export class GameHUD {
         };
 
         this.signals = {
-            selectedPlacementBuildingChanged: new Signal(/* metaBuilding|null */),
+            selectedPlacementBuildingChanged: /** @type {TypedSignal<[MetaBuilding|null]>} */ (new Signal()),
         };
 
         if (!IS_MOBILE) {

src/js/game/production_analytics.js

@@ -1,6 +1,8 @@
 import { GameRoot } from "./root";
 import { ShapeDefinition } from "./shape_definition";
 import { globalConfig } from "../core/config";
+import { BaseItem } from "./base_item";
+import { ShapeItem } from "./items/shape_item";
 
 /** @enum {string} */
 export const enumAnalyticsDataSource = {
@@ -27,7 +29,7 @@ export class ProductionAnalytics {
         }
 
         this.root.signals.shapeDelivered.add(this.onShapeDelivered, this);
-        this.root.signals.shapeProduced.add(this.onShapeProduced, this);
+        this.root.signals.itemProduced.add(this.onItemProduced, this);
 
         this.lastAnalyticsSlice = 0;
     }
@@ -42,12 +44,15 @@ export class ProductionAnalytics {
     }
 
     /**
-     * @param {ShapeDefinition} definition
+     * @param {BaseItem} item
      */
-    onShapeProduced(definition) {
-        const key = definition.getHash();
-        const entry = this.history[enumAnalyticsDataSource.produced];
-        entry[entry.length - 1][key] = (entry[entry.length - 1][key] || 0) + 1;
+    onItemProduced(item) {
+        if (item instanceof ShapeItem) {
+            const definition = item.definition;
+            const key = definition.getHash();
+            const entry = this.history[enumAnalyticsDataSource.produced];
+            entry[entry.length - 1][key] = (entry[entry.length - 1][key] || 0) + 1;
+        }
     }
 
     /**

src/js/game/root.js

@@ -28,6 +28,9 @@ import { PerlinNoise } from "../core/perlin_noise";
 import { HubGoals } from "./hub_goals";
 import { BufferMaintainer } from "../core/buffer_maintainer";
 import { ProductionAnalytics } from "./production_analytics";
+import { Entity } from "./entity";
+import { ShapeDefinition } from "./shape_definition";
+import { BaseItem } from "./base_item";
 /* typehints:end */
 
 const logger = createLogger("game/root");
@@ -131,32 +134,32 @@ export class GameRoot {
 
         this.signals = {
             // Entities
-            entityAdded: new Signal(/* entity */),
-            entityGotNewComponent: new Signal(/* entity */),
-            entityQueuedForDestroy: new Signal(/* entity */),
-            entityDestroyed: new Signal(/* entity */),
+            entityAdded: /** @type {TypedSignal<[Entity]>} */ (new Signal()),
+            entityGotNewComponent: /** @type {TypedSignal<[Entity]>} */ (new Signal()),
+            entityQueuedForDestroy: /** @type {TypedSignal<[Entity]>} */ (new Signal()),
+            entityDestroyed: /** @type {TypedSignal<[Entity]>} */ (new Signal()),
 
             // Global
-            resized: new Signal(/* w, h */), // Game got resized,
-            readyToRender: new Signal(),
-            aboutToDestruct: new Signal(),
+            resized: /** @type {TypedSignal<[number, number]>} */ (new Signal()),
+            readyToRender: /** @type {TypedSignal<[]>} */ (new Signal()),
+            aboutToDestruct: /** @type {TypedSignal<[]>} */ new Signal(),
 
             // Game Hooks
-            gameSaved: new Signal(), // Game got saved
-            gameRestored: new Signal(), // Game got restored
-            gameOver: new Signal(), // Game over
+            gameSaved: /** @type {TypedSignal<[]>} */ (new Signal()), // Game got saved
+            gameRestored: /** @type {TypedSignal<[]>} */ (new Signal()), // Game got restored
+            gameOver: /** @type {TypedSignal<[]>} */ (new Signal()), // Game over
 
-            storyGoalCompleted: new Signal(/* level, reward */),
-            upgradePurchased: new Signal(),
+            storyGoalCompleted: /** @type {TypedSignal<[number, string]>} */ (new Signal()),
+            upgradePurchased: /** @type {TypedSignal<[string]>} */ (new Signal()),
 
             // Called right after game is initialized
-            postLoadHook: new Signal(),
+            postLoadHook: /** @type {TypedSignal<[]>} */ (new Signal()),
 
             // Can be used to trigger an async task
-            performAsync: new Signal(),
+            performAsync: /** @type {TypedSignal<[function]>} */ (new Signal()),
 
-            shapeDelivered: new Signal(/* definition */),
-            shapeProduced: new Signal(/* definition */),
+            shapeDelivered: /** @type {TypedSignal<[ShapeDefinition]>} */ (new Signal()),
+            itemProduced: /** @type {TypedSignal<[BaseItem]>} */ (new Signal()),
         };
 
         // RNG's

src/js/game/systems/item_processor.js

@@ -157,11 +157,9 @@ export class ItemProcessorSystem extends GameSystemWithFilter {
                         item: new ShapeItem(cutDefinition1),
                         requiredSlot: 0,
                     });
-                    this.root.signals.shapeProduced.dispatch(cutDefinition1);
                 }
 
                 if (!cutDefinition2.isEntirelyEmpty()) {
-                    this.root.signals.shapeProduced.dispatch(cutDefinition2);
                     outItems.push({
                         item: new ShapeItem(cutDefinition2),
                         requiredSlot: 1,
@@ -178,7 +176,6 @@ export class ItemProcessorSystem extends GameSystemWithFilter {
                 const inputDefinition = inputItem.definition;
 
                 const rotatedDefinition = this.root.shapeDefinitionMgr.shapeActionRotateCW(inputDefinition);
-                this.root.signals.shapeProduced.dispatch(rotatedDefinition);
                 outItems.push({
                     item: new ShapeItem(rotatedDefinition),
                 });
@@ -200,7 +197,6 @@ export class ItemProcessorSystem extends GameSystemWithFilter {
                     lowerItem.definition,
                     upperItem.definition
                 );
-                this.root.signals.shapeProduced.dispatch(stackedDefinition);
                 outItems.push({
                     item: new ShapeItem(stackedDefinition),
                 });
@@ -253,7 +249,6 @@ export class ItemProcessorSystem extends GameSystemWithFilter {
                     colorItem.color
                 );
 
-                this.root.signals.shapeProduced.dispatch(colorizedDefinition);
                 outItems.push({
                     item: new ShapeItem(colorizedDefinition),
                 });
@@ -277,6 +272,11 @@ export class ItemProcessorSystem extends GameSystemWithFilter {
                 assertAlways(false, "Unkown item processor type: " + processorComp.type);
         }
 
+        // Track produced items
+        for (let i = 0; i < outItems.length; ++i) {
+            this.root.signals.itemProduced.dispatch(outItems[i].item);
+        }
+
         processorComp.itemsToEject = outItems;
     }
 

src/js/game/systems/miner.js

@@ -38,9 +38,7 @@ export class MinerSystem extends GameSystemWithFilter {
                 }
 
                 // Analytics hook
-                if (lowerLayerItem instanceof ShapeItem) {
-                    this.root.signals.shapeProduced.dispatch(lowerLayerItem.definition);
-                }
+                this.root.signals.itemProduced.dispatch(lowerLayerItem);
 
                 // Try actually ejecting
                 if (!ejectComp.tryEject(0, lowerLayerItem)) {

src/js/globals.d.ts

@@ -193,3 +193,14 @@ declare class TypedTrackedState<T> {
     setSilent(value: any): void;
     get(): T;
 }
+
+declare const STOP_PROPAGATION = "stop_propagation";
+
+declare interface TypedSignal<T extends Array<any>> {
+    add(receiver: (...args: T) => typeof STOP_PROPAGATION | void, scope?: object);
+    remove(receiver: (...args: T) => typeof STOP_PROPAGATION | void);
+
+    dispatch(...args: T): typeof STOP_PROPAGATION | void;
+
+    removeAll();
+}

src/js/states/ingame.js

@@ -92,7 +92,7 @@ export class InGameState extends GameState {
 
     getThemeMusic() {
         // set later
-        return MUSIC.gameBg;
+        return MUSIC.mainMenu;
     }
 
     onBeforeExit() {
@@ -115,7 +115,7 @@ export class InGameState extends GameState {
     }
 
     getPauseOnFocusLost() {
-        return !this.isMultiplayer();
+        return false;
     }
 
     getHasUnloadConfirmation() {
@@ -407,7 +407,6 @@ export class InGameState extends GameState {
         return;
 
         if (!this.savegame || !this.savegame.isSaveable()) {
-            // Can not save in multiplayer
             return Promise.resolve();
         }