import type { BoopState } from '@/game';
import { GameHostScene } from 'boardgame-phaser';
import { prompts } from '@/game';
import { BoardRenderer } from './BoardRenderer';
import { createPieceSpawner } from './PieceSpawner';
import { SupplyUI } from './SupplyUI';
import { PieceTypeSelector } from './PieceTypeSelector';
import { WinnerOverlay } from './WinnerOverlay';
import { ErrorOverlay } from './ErrorOverlay';

export class GameScene extends GameHostScene<BoopState> {
  private boardRenderer!: BoardRenderer;
  private supplyUI!: SupplyUI;
  private pieceTypeSelector!: PieceTypeSelector;
  private winnerOverlay!: WinnerOverlay;
  private errorOverlay!: ErrorOverlay;

  constructor() {
    super('GameScene');
  }

  create(): void {
    super.create();

    // 初始化 UI 组件
    this.boardRenderer = new BoardRenderer(this);
    this.supplyUI = new SupplyUI(this);
    this.pieceTypeSelector = new PieceTypeSelector(this);
    this.winnerOverlay = new WinnerOverlay(this, () => this.gameHost.start());
    this.errorOverlay = new ErrorOverlay(this);

    // 设置棋子生成器
    this.disposables.add(createPieceSpawner(this));

    // 设置输入处理（空单元格和已有棋子统一处理）
    this.boardRenderer.setupInput(
      () => this.state,
      (row, col) => this.handleCellClick(row, col),
      (row, col) => this.handlePieceClick(row, col),
      () => this.gameHost.status.value !== 'running' || !!this.state.winner
    );

    // 监听胜负状态
    this.addEffect(() => {
      const winner = this.state.winner;
      if (winner) {
        this.winnerOverlay.show(winner);
      } else {
        this.winnerOverlay.hide();
      }
    });

    this.addEffect(() => {
      const currentPlayer = this.state.currentPlayer;
      this.boardRenderer.updateTurnText(currentPlayer, this.state);
      this.supplyUI.update(this.state);
      this.pieceTypeSelector.update(this.state);
    });

    // 启动游戏
    this.gameHost.start();
  }

  private handleCellClick(row: number, col: number): void {
    const selectedType = this.pieceTypeSelector.getSelectedType();
    const error = this.gameHost.tryAnswerPrompt(prompts.play, this.state.currentPlayer, row, col, selectedType);
    if (error) {
      this.errorOverlay.show(error);
    }
  }

  private handlePieceClick(row: number, col: number): void {
    // 棋盘满时，点击棋子触发升级
    const error = this.gameHost.tryAnswerPrompt(prompts.choose, this.state.currentPlayer, row, col);
    if (error) {
      this.errorOverlay.show(error);
    }
  }

  /** 跳转到菜单场景 */
  private async goToMenu(): Promise<void> {
    await this.sceneController.launch('MenuScene');
  }
}