Add waiting arcade MVP

packages/tui/src/arcade/registry.ts

@@ -0,0 +1,75 @@
+import type { WaitingGame } from "./types.js";
+import { AgentSwarmGame } from "./games/agent-swarm.js";
+import { HangmanGame } from "./games/hangman.js";
+import { MinefieldGame } from "./games/minefield.js";
+import { MoonRunnerGame } from "./games/moon-runner.js";
+import { SnakeGame } from "./games/snake.js";
+
+export type GameFactory = () => WaitingGame;
+
+export class ArcadeRegistry {
+  private readonly games = new Map<string, GameFactory>();
+
+  add(factory: GameFactory) {
+    const game = factory();
+    if (this.games.has(game.id)) {
+      throw new Error(`Arcade game already registered: ${game.id}`);
+    }
+    this.games.set(game.id, factory);
+  }
+
+  create(id: string) {
+    const factory = this.games.get(id);
+    if (!factory) {
+      throw new Error(`Unknown arcade game "${id}". Run "logicsrc arcade list" to see available games.`);
+    }
+    return factory();
+  }
+
+  list() {
+    return Array.from(this.games.values()).map((factory) => {
+      const game = factory();
+      return {
+        id: game.id,
+        title: game.title,
+        description: game.description,
+        controls: game.controls
+      };
+    });
+  }
+
+  choose(id: string | undefined, random = Math.random) {
+    if (!id || id === "default") {
+      return "hangman";
+    }
+    if (id !== "random") {
+      return id;
+    }
+    const games = this.list();
+    return games[Math.floor(random() * games.length)]?.id ?? "hangman";
+  }
+}
+
+export function createDefaultArcadeRegistry() {
+  const registry = new ArcadeRegistry();
+  registry.add(() => new HangmanGame());
+  registry.add(() => new SnakeGame());
+  registry.add(() => new MoonRunnerGame());
+  registry.add(() => new MinefieldGame());
+  registry.add(() => new AgentSwarmGame());
+  return registry;
+}
+
+export function renderArcadeList(registry = createDefaultArcadeRegistry()) {
+  const rows = registry.list();
+  const idWidth = Math.max(...rows.map((row) => row.id.length), 2);
+  const titleWidth = Math.max(...rows.map((row) => row.title.length), 5);
+
+  return [
+    "Waiting Arcade games",
+    "",
+    `${"id".padEnd(idWidth)}  ${"title".padEnd(titleWidth)}  description`,
+    `${"-".repeat(idWidth)}  ${"-".repeat(titleWidth)}  ${"-".repeat(40)}`,
+    ...rows.map((row) => `${row.id.padEnd(idWidth)}  ${row.title.padEnd(titleWidth)}  ${row.description}`)
+  ].join("\n");
+}