import { vi } from "vitest";

// Mock ws module - ESM interop issue with WebSocket named export
vi.mock("ws", () => {
  class MockWebSocketServer {
    clients = new Set();
    on() {}
    close(cb) { cb?.(); }
  }

  const WebSocket = {
    OPEN: 1,
    CONNECTING: 0,
    CLOSING: 2,
    CLOSED: 3,
  };

  return {
    WebSocketServer: MockWebSocketServer,
    WebSocket,
  };
});

// Mock three module - WebGL not available in jsdom
vi.mock("three", () => {
  class MockWebGLRenderer {
    domElement = document.createElement("canvas");
    setSize() {}
    setPixelRatio() {}
    setClearColor() {}
    render() {}
    dispose() {}
  }

  class MockScene {
    add() {}
  }

  class MockPerspectiveCamera {
    position = { z: 0 };
    updateProjectionMatrix() {}
  }

  class MockPlaneGeometry {
    attributes = { position: { count: 1 } };
    computeVertexNormals() {}
    dispose() {}
    setAttribute() {}
  }

  class MockBufferAttribute {
    constructor() {}
  }

  class MockShaderMaterial {
    dispose() {}
  }

  class MockMesh {
    rotation = { set() {} };
    scale = { set() {}, multiplyScalar() {} };
    position = { y: 0 };
  }

  class MockVector3 {
    constructor() {}
  }

  class MockVector4 {
    constructor() {}
  }

  class MockTimer {
    update() {}
    getDelta() { return 0.016; }
    getElapsed() { return 0; }
  }

  return {
    WebGLRenderer: MockWebGLRenderer,
    Scene: MockScene,
    PerspectiveCamera: MockPerspectiveCamera,
    PlaneGeometry: MockPlaneGeometry,
    BufferAttribute: MockBufferAttribute,
    ShaderMaterial: MockShaderMaterial,
    Mesh: MockMesh,
    Vector3: MockVector3,
    Vector4: MockVector4,
    Timer: MockTimer,
    DoubleSide: 2,
  };
});