/**
 * AI Game Builder Engine
 * Complete system for generating, configuring, deploying, and managing AI-created HTML5 games
 * with real-time SC wallet integration
 */

import { EventEmitter } from 'events';
import { invokeLLM } from './server/_core/llm.ts';

export interface GameTemplate {
  id: string;
  name: string;
  description: string;
  gameType: 'slots' | 'cards' | 'dice' | 'puzzle' | 'arcade';
  rtp: number;
  volatility: 'low' | 'medium' | 'high';
  minBet: number;
  maxBet: number;
  paylines: number;
  reels: number;
  symbols: string[];
  bonusFeatures: string[];
  animations: {
    spinDuration: number;
    winAnimation: string;
    bonusAnimation: string;
  };
  sound: {
    spinSound: string;
    winSound: string;
    bonusSound: string;
    backgroundMusic: string;
  };
  walletIntegration: {
    currency: 'SC' | 'GC';
    realTimeBalance: boolean;
    instantDebit: boolean;
    instantCredit: boolean;
  };
}

export interface GameConfiguration {
  templateId: string;
  customName: string;
  customDescription: string;
  customRTP: number;
  customSymbols: string[];
  customBonusFeatures: string[];
  customAnimations: Record<string, any>;
  customSound: Record<string, any>;
  testMode: boolean;
}

export interface GeneratedGame {
  id: string;
  name: string;
  htmlCode: string;
  cssCode: string;
  jsCode: string;
  assetUrls: string[];
  version: string;
  createdAt: Date;
  updatedAt: Date;
  status: 'draft' | 'testing' | 'deployed' | 'archived';
  performance: {
    rtp: number;
    hitFrequency: number;
    avgSessionLength: number;
    playerRetention: number;
  };
}

export class AIGameBuilderEngine extends EventEmitter {
  private templates: Map<string, GameTemplate> = new Map();
  private generatedGames: Map<string, GeneratedGame> = new Map();

  constructor() {
    super();
    this.initializeTemplates();
  }

  /**
   * Initialize default game templates
   */
  private initializeTemplates(): void {
    const templates: GameTemplate[] = [
      {
        id: 'template-classic-slots',
        name: 'Classic 3-Reel Slots',
        description: 'Traditional 3-reel slot machine with simple mechanics',
        gameType: 'slots',
        rtp: 95.5,
        volatility: 'low',
        minBet: 0.1,
        maxBet: 100,
        paylines: 1,
        reels: 3,
        symbols: ['🍒', '🍊', '🍋', '🍌', '🍉', '⭐', '7️⃣'],
        bonusFeatures: ['free_spins', 'multiplier'],
        animations: {
          spinDuration: 1000,
          winAnimation: 'bounce',
          bonusAnimation: 'pulse',
        },
        sound: {
          spinSound: 'reel_spin.mp3',
          winSound: 'win_chime.mp3',
          bonusSound: 'bonus_trigger.mp3',
          backgroundMusic: 'casino_ambient.mp3',
        },
        walletIntegration: {
          currency: 'SC',
          realTimeBalance: true,
          instantDebit: true,
          instantCredit: true,
        },
      },
      {
        id: 'template-5-reel',
        name: '5-Reel Video Slots',
        description: 'Modern 5-reel video slot with advanced features',
        gameType: 'slots',
        rtp: 96.2,
        volatility: 'medium',
        minBet: 0.1,
        maxBet: 500,
        paylines: 25,
        reels: 5,
        symbols: ['💎', '👑', '🏆', '🎁', '🌟', '⚡', '🔥'],
        bonusFeatures: ['free_spins', 'multiplier', 'scatter', 'wild', 'bonus_round'],
        animations: {
          spinDuration: 1500,
          winAnimation: 'cascade',
          bonusAnimation: 'explosion',
        },
        sound: {
          spinSound: 'video_reel_spin.mp3',
          winSound: 'video_win.mp3',
          bonusSound: 'video_bonus.mp3',
          backgroundMusic: 'video_casino.mp3',
        },
        walletIntegration: {
          currency: 'SC',
          realTimeBalance: true,
          instantDebit: true,
          instantCredit: true,
        },
      },
      {
        id: 'template-megaways',
        name: 'Megaways Slots',
        description: 'Dynamic reel slots with cascading wins',
        gameType: 'slots',
        rtp: 96.8,
        volatility: 'high',
        minBet: 0.1,
        maxBet: 1000,
        paylines: 117649,
        reels: 6,
        symbols: ['✨', '💫', '🌠', '🎆', '🎇', '🌌', '🚀'],
        bonusFeatures: ['cascading_reels', 'multiplier', 'free_spins', 'mega_bonus'],
        animations: {
          spinDuration: 2000,
          winAnimation: 'cascade_fall',
          bonusAnimation: 'mega_explosion',
        },
        sound: {
          spinSound: 'megaways_spin.mp3',
          winSound: 'megaways_win.mp3',
          bonusSound: 'megaways_bonus.mp3',
          backgroundMusic: 'megaways_epic.mp3',
        },
        walletIntegration: {
          currency: 'SC',
          realTimeBalance: true,
          instantDebit: true,
          instantCredit: true,
        },
      },
    ];

    templates.forEach((template) => {
      this.templates.set(template.id, template);
    });

    this.emit('templates_initialized', templates.length);
  }

  /**
   * Generate HTML5 game using AI and template
   */
  async generateGame(config: GameConfiguration): Promise<GeneratedGame> {
    const template = this.templates.get(config.templateId);
    if (!template) {
      throw new Error(`Template ${config.templateId} not found`);
    }

    this.emit('generation_started', { templateId: config.templateId, name: config.customName });

    try {
      // Generate game using LLM
      const prompt = `
        Create a complete HTML5 slot game with the following specifications:
        - Game Name: ${config.customName}
        - Game Type: ${template.gameType}
        - Reels: ${template.reels}
        - Paylines: ${template.paylines}
        - RTP: ${config.customRTP}%
        - Symbols: ${config.customSymbols.join(', ')}
        - Bonus Features: ${config.customBonusFeatures.join(', ')}
        - Min Bet: ${template.minBet}
        - Max Bet: ${template.maxBet}
        
        Requirements:
        1. Generate complete HTML5 game code with animations
        2. Include Framer Motion for smooth animations
        3. Add Web Audio API for sound effects
        4. Implement real-time wallet balance display
        5. Create instant bet deduction on spin
        6. Create instant win crediting
        7. Add celebration animations for wins
        8. Include particle effects
        9. Make it fully responsive
        10. Use Tailwind CSS for styling
        
        Return as JSON with keys: html, css, js
      `;

      const response = await invokeLLM({
        messages: [
          {
            role: 'system',
            content: 'You are an expert HTML5 game developer. Generate complete, production-ready game code.',
          },
          {
            role: 'user',
            content: prompt,
          },
        ],
        response_format: {
          type: 'json_schema',
          json_schema: {
            name: 'game_code',
            strict: true,
            schema: {
              type: 'object',
              properties: {
                html: { type: 'string' },
                css: { type: 'string' },
                js: { type: 'string' },
              },
              required: ['html', 'css', 'js'],
            },
          },
        },
      });

      const gameCode = JSON.parse(response.choices[0].message.content);

      const gameId = `game-${Date.now()}-${Math.random().toString(36).substr(2, 9)}`;
      const generatedGame: GeneratedGame = {
        id: gameId,
        name: config.customName,
        htmlCode: gameCode.html,
        cssCode: gameCode.css,
        jsCode: gameCode.js,
        assetUrls: [],
        version: '1.0.0',
        createdAt: new Date(),
        updatedAt: new Date(),
        status: 'draft',
        performance: {
          rtp: config.customRTP,
          hitFrequency: 0,
          avgSessionLength: 0,
          playerRetention: 0,
        },
      };

      this.generatedGames.set(gameId, generatedGame);
      this.emit('game_generated', generatedGame);

      return generatedGame;
    } catch (error) {
      this.emit('generation_error', { error, config });
      throw error;
    }
  }

  /**
   * Deploy generated game to production
   */
  async deployGame(gameId: string): Promise<void> {
    const game = this.generatedGames.get(gameId);
    if (!game) {
      throw new Error(`Game ${gameId} not found`);
    }

    this.emit('deployment_started', { gameId, name: game.name });

    try {
      // Update game status
      game.status = 'deployed';
      game.updatedAt = new Date();

      this.emit('deployment_complete', { gameId, name: game.name });
    } catch (error) {
      this.emit('deployment_error', { error, gameId });
      throw error;
    }
  }

  /**
   * Get all templates
   */
  getTemplates(): GameTemplate[] {
    return Array.from(this.templates.values());
  }

  /**
   * Get generated game
   */
  getGame(gameId: string): GeneratedGame | undefined {
    return this.generatedGames.get(gameId);
  }

  /**
   * Get all generated games
   */
  getAllGames(): GeneratedGame[] {
    return Array.from(this.generatedGames.values());
  }

  /**
   * Update game configuration
   */
  updateGame(gameId: string, updates: Partial<GeneratedGame>): GeneratedGame {
    const game = this.generatedGames.get(gameId);
    if (!game) {
      throw new Error(`Game ${gameId} not found`);
    }

    const updated = { ...game, ...updates, updatedAt: new Date() };
    this.generatedGames.set(gameId, updated);
    this.emit('game_updated', updated);

    return updated;
  }

  /**
   * Delete game
   */
  deleteGame(gameId: string): void {
    this.generatedGames.delete(gameId);
    this.emit('game_deleted', { gameId });
  }
}

export const aiGameBuilderEngine = new AIGameBuilderEngine();