import {
  LifiAdapter,
  MayanAdapter,
  RelayAdapter,
  NearIntentsAdapter,
  SwapProvider,
  PegasusAdapter,
  // SymbiosisAdapter,
  // XYFinanceAdapter,
} from './adapters/index.js'

// Factory for creating swap provider instances
export class CrossChainSwapFactory {
  // Singleton instances (lazy loaded)
  // private static acrossInstance: AcrossAdapter
  private static relayInstance: RelayAdapter
  // private static xyFinanceInstance: XYFinanceAdapter
  private static nearIntentsInstance: NearIntentsAdapter
  private static mayanInstance: MayanAdapter
  // private static symbiosisInstance: SymbiosisAdapter
  // private static debridgeInstance: DeBridgeAdapter
  private static lifiInstance: LifiAdapter
  private static pegasusInstance: PegasusAdapter
  // private static optimexInstance: OptimexAdapter
  // private static orbiterInstance: OrbiterAdapter

  // // Get or create Across adapter
  // static getAcrossAdapter(): AcrossAdapter {
  //   if (!CrossChainSwapFactory.acrossInstance) {
  //     CrossChainSwapFactory.acrossInstance = new AcrossAdapter()
  //   }
  //   return CrossChainSwapFactory.acrossInstance
  // }

  // // Get or create Relay adapter
  static getRelayAdapter(): RelayAdapter {
    if (!CrossChainSwapFactory.relayInstance) {
      CrossChainSwapFactory.relayInstance = new RelayAdapter()
    }
    return CrossChainSwapFactory.relayInstance
  }

  // static getXyFinanceAdapter(): XYFinanceAdapter {
  //   if (!CrossChainSwapFactory.xyFinanceInstance) {
  //     CrossChainSwapFactory.xyFinanceInstance = new XYFinanceAdapter()
  //   }
  //   return CrossChainSwapFactory.xyFinanceInstance
  // }

  static getNearIntentsAdapter(): NearIntentsAdapter {
    if (!CrossChainSwapFactory.nearIntentsInstance) {
      CrossChainSwapFactory.nearIntentsInstance = new NearIntentsAdapter()
    }
    return CrossChainSwapFactory.nearIntentsInstance
  }

  static getMayanAdapter(): MayanAdapter {
    if (!CrossChainSwapFactory.mayanInstance) {
      CrossChainSwapFactory.mayanInstance = new MayanAdapter()
    }
    return CrossChainSwapFactory.mayanInstance
  }

  // static getSymbiosisAdapter(): SymbiosisAdapter {
  //   if (!CrossChainSwapFactory.symbiosisInstance) {
  //     CrossChainSwapFactory.symbiosisInstance = new SymbiosisAdapter()
  //   }
  //   return CrossChainSwapFactory.symbiosisInstance
  // }

  // static getDebridgeInstance(): DeBridgeAdapter {
  //   if (!CrossChainSwapFactory.debridgeInstance) {
  //     CrossChainSwapFactory.debridgeInstance = new DeBridgeAdapter()
  //   }
  //   return CrossChainSwapFactory.debridgeInstance
  // }

  static getLifiInstance(): LifiAdapter {
    if (!CrossChainSwapFactory.lifiInstance) {
      CrossChainSwapFactory.lifiInstance = new LifiAdapter()
    }
    return CrossChainSwapFactory.lifiInstance
  }

  static getPegasusAdapter(): PegasusAdapter {
    if (!CrossChainSwapFactory.pegasusInstance) {
      CrossChainSwapFactory.pegasusInstance = new PegasusAdapter()
    }
    return CrossChainSwapFactory.pegasusInstance
  }

  // static getOptimexAdapter(): OptimexAdapter {
  //   if (!CrossChainSwapFactory.optimexInstance) {
  //     CrossChainSwapFactory.optimexInstance = new OptimexAdapter()
  //   }
  //   return CrossChainSwapFactory.optimexInstance
  // }

  // static getOrbiterAdapter(): OrbiterAdapter {
  //   if (!CrossChainSwapFactory.orbiterInstance) {
  //     CrossChainSwapFactory.orbiterInstance = new OrbiterAdapter()
  //   }
  //   return CrossChainSwapFactory.orbiterInstance
  // }

  // Get all registered adapters
  static getAllAdapters(): SwapProvider[] {
    return [
      CrossChainSwapFactory.getMayanAdapter(),
      CrossChainSwapFactory.getRelayAdapter(),
      CrossChainSwapFactory.getNearIntentsAdapter(),
      CrossChainSwapFactory.getLifiInstance(),


      // CrossChainSwapFactory.getPegasusAdapter(),


      // CrossChainSwapFactory.getAcrossAdapter(),
      // CrossChainSwapFactory.getXyFinanceAdapter(),
      // CrossChainSwapFactory.getSymbiosisAdapter(),
      // CrossChainSwapFactory.getDebridgeInstance(),
      // CrossChainSwapFactory.getOptimexAdapter(),
      // CrossChainSwapFactory.getOrbiterAdapter(),
    ]
  }

  // Get adapter by name
  static getAdapterByName(name: string): SwapProvider | undefined {
    switch (name.toLowerCase()) {
      // case 'across':
      //   return CrossChainSwapFactory.getAcrossAdapter()
      case 'relay':
        return CrossChainSwapFactory.getRelayAdapter()
      // case 'xyfinance':
      //   return CrossChainSwapFactory.getXyFinanceAdapter()
      case 'near intents':
        return CrossChainSwapFactory.getNearIntentsAdapter()
      case 'mayan':
        return CrossChainSwapFactory.getMayanAdapter()
      // case 'symbiosis':
      //   return CrossChainSwapFactory.getSymbiosisAdapter()
      // case 'debridge':
      //   return CrossChainSwapFactory.getDebridgeInstance()
      case 'lifi':
        return CrossChainSwapFactory.getLifiInstance()
      case 'pegasus':
        return CrossChainSwapFactory.getPegasusAdapter()
      // case 'optimex':
      //   return CrossChainSwapFactory.getOptimexAdapter()
      // case 'orbiter':
      //   return CrossChainSwapFactory.getOrbiterAdapter()
      default:
        return undefined
    }
  }
}