import { ChainType } from '@lifi/sdk';
import { useContext, useMemo } from 'react';
import { EVMExternalContext } from './EVMExternalContext';
import { SVMExternalContext } from './SVMExternalContext';

interface ExternalWalletProvider {
  hasExternalProvider: boolean;
  providers: ChainType[];
}

export function useHasExternalWalletProvider(): ExternalWalletProvider {
  const hasExternalEVMContext = useContext(EVMExternalContext);
  const hasExternalSVMContext = useContext(SVMExternalContext);

  const providers = useMemo(() => {
    const providers = [];
    if (hasExternalEVMContext) {
      providers.push(ChainType.EVM);
    }
    if (hasExternalSVMContext) {
      providers.push(ChainType.SVM);
    }
    return providers;
  }, [hasExternalEVMContext, hasExternalSVMContext]);

  return {
    hasExternalProvider: hasExternalEVMContext || hasExternalSVMContext,
    providers,
  };
}