Rough out AI

.gitignore

@@ -26,3 +26,4 @@ node_modules/
 # Ruby
 /.bundle
 .DS_Store
+build/

client/app.ts

@@ -1,14 +1,14 @@
-import { sendAction, requestLogin } from "./server.js";
-import { chatData, initializeChatListener } from "./chat.js";
-import { printMessage, EventType } from './eventBox.js';
-import { vector, Vector } from "./vectors.js"
-import * as Vec from "./vectors.js"
-import { RenderContext, World, Ability, Action } from "./domain.js";
-import { drawRect, drawGrid, drawTile } from "./draw.js";
-import { getTileset } from "./tileset.js";
-import { setHealth, setUsername } from "./stats.js";
-import { sanitize } from "./sanitizer.js";
-import { initializeInputListeners } from "./inputs.js";
+import { vector, Vector } from "./common/vectors.js";
+import * as Vec from "./common/vectors.js";
+import { sendAction, requestLogin } from "./common/server.js";
+import { RenderContext, World, Ability, Action } from "./common/domain.js";
+import { chatData, initializeChatListener } from "./player/chat.js";
+import { printMessage, EventType } from './player/eventBox.js';
+import { drawRect, drawGrid, drawTile } from "./player/draw.js";
+import { getTileset } from "./player/tileset.js";
+import { setHealth, setUsername } from "./player/stats.js";
+import { sanitize } from "./player/sanitizer.js";
+import { initializeInputListeners } from "./player/inputs.js";
 
 declare var io: any;
 

client/bot/base.ts

@@ -0,0 +1,40 @@
+import { World, Action } from "../common/domain.js";
+import { sendAction, requestLogin } from "../common/server.js"
+import * as io from "socket.io-client";
+
+// hack -- to connect to the game, use this:
+var socket = io("http://xp-game.codeselfstudy.com");
+//var socket = io("http://localhost:5000");
+
+interface AiConfig {
+    name: string,
+    respawnTime: number
+}
+
+export interface AiContext {
+    act(action: Action): void;
+    world: World;
+}
+
+/**
+ * Connect to the socket server, and spawn an ai entity.  The ai entity is
+ * controlled via the `update` function, which is called each tick with the
+ * most recent game state, `World`.
+ */
+export function initialize(cfg: AiConfig,
+                           update: (ctx: AiContext) => void) {
+    function respawn() {
+        requestLogin(socket, cfg.name);
+    }
+    function act(action: Action){
+        sendAction(socket, action);
+    }
+
+    socket.on('connect', () => respawn());
+    socket.on('despawn', () => {
+        setTimeout(respawn, cfg.respawnTime);
+    });
+    socket.on('world', (world: World) => {
+        update({act, world});
+    });
+}

client/bot/example.ts

@@ -0,0 +1,24 @@
+import { Direction } from "../common/vectors.js";
+import { ActionKind } from "../common/domain.js";
+import { initialize, AiContext } from "./base.js";
+
+/**
+ * This is a super simple ai implementation that moves randomly
+ * every so often.
+ */
+
+function direction(): Direction{
+    let index = Math.floor(Math.random() * 4);
+    let direction: Direction[] = ["North", "East", "West", "South"];
+    return direction[index];
+}
+
+function update(context: AiContext){
+    var rand = Math.random();
+    var kind: ActionKind = Math.random() >= 0.5 ? "Move" : "Attack";
+    if(rand > 0.90){
+        context.act({kind: kind, direction: direction()});
+    }
+}
+
+initialize({name: "Dopey the Dwarf", respawnTime: 5000}, update);

client/chat.ts → client/player/chat.ts

@@ -3,7 +3,7 @@
  *
  * Updating the DOM is handled in the eventBox module.
  */
-import { sendChatMessage } from "./server.js";
+import { sendChatMessage } from "../common/server.js";
 import { printMessage, EventType } from './eventBox.js';
 
 // Represents a chat message

client/draw.ts → client/player/draw.ts

@@ -1,6 +1,6 @@
-import { RenderContext } from "./domain.js";
-import { Vector, vector } from "./vectors.js";
-import * as Vec from "./vectors.js";
+import { RenderContext } from "../common/domain.js";
+import { Vector, vector } from "../common/vectors.js";
+import * as Vec from "../common/vectors.js";
 
 
 export function drawGrid(c: RenderContext, viewOffset: Vector, width: number, height: number){

client/inputs.ts → client/player/inputs.ts

@@ -1,7 +1,7 @@
 /**
  * This module handles key presses.
  */
-import { Action, ActionKind } from "./domain.js";
+import { Action, ActionKind } from "../common/domain.js";
 
 let KeyBindings = new Map<string, ActionKind>([
     ["a", "Attack"],

client/tileset.ts → client/player/tileset.ts

@@ -1,4 +1,4 @@
-import { Tileset } from "./domain";
+import { Tileset } from "../common/domain";
 
 
 export async function getTileset(): Promise<Tileset> {

package.json

@@ -0,0 +1,11 @@
+{
+    "dependencies": {
+        "socket.io-client": "^2.2.0"
+    },
+    "devDependencies": {
+        "@types/node": "^12.7.3"
+    },
+    "scripts": {
+        "test": "echo \"Error: no test specified\" && exit 1"
+    }
+}

tsconfig-node.json

@@ -0,0 +1,14 @@
+{
+  "compilerOptions": {
+    "sourceMap": true,
+    "target": "es6",
+    "module": "commonjs",
+    "outDir": "./build/"
+  },
+  "include": [
+     "./client/**/*"
+  ],
+  "exclude":[
+    "node_modules"
+  ]
+}

tsconfig.json

@@ -6,6 +6,12 @@
     "outDir": "./server/static/dist/"
   },
   "include": [
-     "./client/**/*"
+     "./client/*",
+     "./client/player/*",
+     "./client/common/*"
+  ],
+  "exclude":[
+   "./client/bots/*",
+    "node_modules"
   ]
 }