game_start_event and console_log_action

src/blockly/actions/consoleLog.ts

@@ -0,0 +1,23 @@
+import * as Blockly from "blockly";
+import { javascriptGenerator, Order } from "blockly/javascript";
+
+Blockly.Blocks['console_log_action'] = {
+    init(this: Blockly.Block) {
+        this.appendValueInput('VALUE')
+            .setAlign(Blockly.inputs.Align.RIGHT)
+            .appendField('print');
+        this.setInputsInline(false)
+        this.setPreviousStatement(true, null);
+        this.setNextStatement(true, null);
+        this.setTooltip('Print value to console');
+        this.setHelpUrl('');
+        this.setColour(150);
+    }
+};
+
+javascriptGenerator.forBlock['console_log_action'] = function (block, generator) {
+    const valueValue = generator.valueToCode(block, 'VALUE', Order.ATOMIC);
+    return `console.log(${valueValue});\n`;
+};
+
+export { };

src/blockly/actions/index.ts

@@ -0,0 +1 @@
+export * from './consoleLog';

src/blockly/index.ts

@@ -1,4 +1,5 @@
 export * from './events';
 export * from './values';
+export * from './actions';
 export * from './theme';
 export * from './generateCode';

src/blockly/values/currentObject.ts

@@ -4,11 +4,10 @@ import { javascriptGenerator, Order } from "blockly/javascript";
 Blockly.Blocks['current_object_value'] = {
     init(this: Blockly.Block) {
         this.appendEndRowInput('NAME')
-            .appendField('current object');
+            .appendField('Current object');
         this.setInputsInline(false)
         this.setOutput(true, 'String');
-        this.setTooltip('asd');
-        this.setHelpUrl('asd');
+        this.setTooltip('Returns id of current object instance');
         this.setColour(315);
     }
 };

src/blockly/values/currentObjectType.ts

@@ -0,0 +1,19 @@
+import * as Blockly from "blockly";
+import { javascriptGenerator, Order } from "blockly/javascript";
+
+Blockly.Blocks['current_object_type_value'] = {
+    init(this: Blockly.Block) {
+        this.appendEndRowInput('NAME')
+            .appendField('Current object type');
+        this.setInputsInline(false)
+        this.setOutput(true, 'String');
+        this.setTooltip('Returns id of current object type');
+        this.setColour(315);
+    }
+};
+
+javascriptGenerator.forBlock['current_object_type_value'] = function (_block, _generator) {
+    return ['objectType.id', Order.NONE];
+};
+
+export { };

src/blockly/values/index.ts

@@ -1 +1,2 @@
 export * from './currentObject';
+export * from './currentObjectType';

src/components/scriptEditor/ScriptEditorView.tsx

@@ -9,15 +9,44 @@ import '../../blockly';
 import { gameTheme, generateCode } from '../../blockly';
 
 const TOOLBOX: Blockly.utils.toolbox.ToolboxDefinition = {
-    kind: 'flyoutToolbox',
+    kind: 'categoryToolbox',
+    contents: [
+        {
+            kind: 'category',
+            name: 'Events',
+            colour: '180',
             contents: [
-        { kind: 'block', type: 'text' },
-        { kind: 'block', type: 'text_print' },
                 { kind: 'block', type: 'game_start_event' },
                 { kind: 'block', type: 'object_touch_start_event' },
                 { kind: 'block', type: 'player_touch_start_event' },
+            ],
+        },
+        {
+            kind: 'category',
+            name: 'Values',
+            colour: '260',
+            contents: [
                 { kind: 'block', type: 'current_object_value' },
-
+                { kind: 'block', type: 'current_object_type_value' },
+            ],
+        },
+        {
+            kind: 'category',
+            name: 'Actions',
+            colour: '20',
+            contents: [
+                { kind: 'block', type: 'console_log_action' },
+                { kind: 'block', type: 'text_print' },
+            ],
+        },
+        {
+            kind: 'category',
+            name: 'Text',
+            colour: '160',
+            contents: [
+                { kind: 'block', type: 'text' },
+            ],
+        },
     ],
 };
 

src/model/gameFactory.ts

@@ -1,14 +1,11 @@
-import type { Game, ObjectType, RuntimeGameScene, RuntimeObjectInstance, RuntimeScene, World } from "../types";
-import type { GameEventHandler, GameEventContext } from "../types/runtime/gameBus";
+import type { Game, RuntimeGameScene, RuntimeScene, World } from "../types";
+import type { GameEventHandler, GameEventContext, InternalGameEventBus } from "../types/runtime/gameBus";
 import { clone } from "../utils";
 import { populateRuntimeScene } from "../utils/runtime";
-
-type OwnedGameEventHandler = {
-    handler: GameEventHandler;
-}
+import { ObjectApi } from "../utils/runtime/objectApi";
 
 export class GameEventBus {
-    private handlers = new Map<string, OwnedGameEventHandler[]>();
+    private handlers = new Map<string, GameEventHandler[]>();
 
     on(event: string, handler: GameEventHandler): void {
         console.log('subscribing to ' + event, handler);
@@ -17,8 +14,8 @@ export class GameEventBus {
             set = [];
             this.handlers.set(event, set);
         }
-        if (!set.some((h) => h.handler === handler))
-            set.push({ handler });
+        if (!set.includes(handler))
+            set.push(handler);
     }
 
     off(event: string, handler: GameEventHandler): void {
@@ -27,14 +24,14 @@ export class GameEventBus {
         if (!handlers)
             return;
 
-        this.handlers.set(event, handlers.filter((h) => h.handler !== handler));
+        this.handlers.set(event, handlers.filter((h) => h !== handler));
     }
 
     emit(event: string, context: GameEventContext): void {
         console.log('emitting ' + event);
         console.log(Array.from(this.handlers.entries()));
         this.handlers.get(event)
-            ?.forEach((h) => h.handler(context));
+            ?.forEach((handler) => handler(context));
     }
 }
 
@@ -70,9 +67,10 @@ export class GameFactory {
         world: World,
         scene: RuntimeGameScene,
         eventBus: GameEventBus,
+
     ): void {
 
-        const internalBus = {
+        const internalBus: InternalGameEventBus = {
             onGameEvent: eventBus.on.bind(eventBus),
             offGameEvent: eventBus.off.bind(eventBus),
         };
@@ -81,12 +79,13 @@ export class GameFactory {
             Object.values(world.objectTypes)
                 .filter((ot) => ot.javascript)
                 .forEach((ot) => {
-                    const otCode = eval(`(function gameScript({onGameEvent, offGameEvent}, object, objectType) {${ot.javascript}})`);
+                    const otCode = eval(`(function gameScript({onGameEvent, offGameEvent }, {api, object, objectType}) {${ot.javascript}})`);
+                    const api = new ObjectApi(o, ot, world, scene);
 
                     Object.values(scene.objects)
                         .filter((o) => o.typeId == ot.id)
                         .forEach((o) => {
-                            otCode(internalBus, o, ot);
+                            otCode(internalBus, { api, o, ot });
                         })
                 });
         }

src/state/gameState.ts

@@ -3,13 +3,13 @@ import type { WorldState } from "./worldState";
 import type { Game, Pos3, V3, R3, RuntimeGameScene } from "../types";
 import type { CameraProps } from "@react-three/fiber";
 import { GameEventBus, GameFactory } from "../model/gameFactory";
-import type { GameEventContext } from "../types/runtime/gameBus";
 
 export class GameState {
     private readonly world: WorldState;
 
     public isPaused: boolean = false;
     public time: number = 0;
+    public isFirstTick: boolean;
     public scene: RuntimeGameScene;
 
     private eventBus: GameEventBus;
@@ -40,14 +40,13 @@ export class GameState {
         const game = GameFactory.create(rawWorld);
         this.isPaused = game.paused;
         this.time = game.time;
+        this.isFirstTick = true;
         this.scene = game.scene;
 
         const eventBus = new GameEventBus();
         this.eventBus = eventBus;
         GameFactory.evalGameScripts(rawWorld, game.scene, eventBus);
 
-        this.emitEvent('game_start');
-
         this._stopAutoSave = this.startAutoSave();
         makeAutoObservable(
             this,
@@ -145,5 +144,10 @@ export class GameState {
             return;
 
         this.time += deltaTime;
+
+        if (this.isFirstTick) {
+            this.isFirstTick = false;
+            this.emitEvent('game_start');
+        }
     }
 }

src/types/model/runtime.ts

@@ -1,3 +1,4 @@
+import type { V3 } from "../3d";
 import type { VoxelGroup } from "../runtime";
 import type { ObjectInstance } from "./object";
 
@@ -6,6 +7,9 @@ export type ObjectInstanceRuntimeData = {
         voxelGroups: VoxelGroup[];
         colliderMesh: [Float32Array, Uint32Array] | null;
     };
+    pendingActions: {
+        impulse: { direction: V3, amplitude: number };
+    }
 }
 
 export type Runtime<T extends ObjectInstance> = T & ObjectInstanceRuntimeData;

src/types/runtime/gameBus.ts

@@ -1,16 +1,19 @@
-import type { Scene, World } from "../model";
+import type { ObjectType, RuntimeGameObjectInstance, Scene, World } from "../model";
 
 export type GameEventContext = {
     world: World;
     scene: Scene;
 }
 
-export type GameEventHandler = (context: GameEventContext) => void;
+// export type GameObjectEventContext = GameEventContext & {
+//     object: RuntimeGameObjectInstance;
+//     objectType: ObjectType;
+// }
 
-export type GameBus = {
-    onGameEvent: (
-        event: string,
-        params: Record<string, unknown>,
-        callback: GameEventHandler,
-    ) => void;
+export type GameEventHandler = (context: GameEventContext) => void;
+// export type GameObjectEventHandler = (context: GameObjectEventContext) => void;
+
+export type InternalGameEventBus = {
+    onGameEvent: (event: string, handler: GameEventHandler) => void;
+    offGameEvent: (event: string, handler: GameEventHandler) => void;
 }

src/utils/runtime/objectApi.ts

@@ -0,0 +1,24 @@
+import type { ObjectType, RuntimeGameObjectInstance, RuntimeGameScene, V3, World } from "../../types";
+
+export class ObjectApi {
+    private object: RuntimeGameObjectInstance;
+    private obectType: ObjectType;
+    private world: World;
+    private scene: RuntimeGameScene;
+
+    constructor(
+        object: RuntimeGameObjectInstance,
+        obectType: ObjectType,
+        world: World,
+        scene: RuntimeGameScene,
+    ) {
+        this.object = object;
+        this.obectType = obectType;
+        this.world = world;
+        this.scene = scene;
+    }
+
+    public applyImpulse(direction: V3, amplitude: number) {
+        this.object.pendingActions.impulse = { direction, amplitude };
+    }
+}