'use client';

import React, { useEffect, useState } from 'react';
import { useSDK, MetaMaskProvider } from '@metamask/sdk-react';
import { Button } from '@/components/ui/button';
import {
  Popover,
  PopoverContent,
  PopoverTrigger,
} from '@/components/ui/popover';

function WalletIcon(props: React.SVGProps<SVGSVGElement>) {
  return (
    <svg
      {...props}
      xmlns="http://www.w3.org/2000/svg"
      width="24"
      height="24"
      viewBox="0 0 24 24"
      fill="none"
      stroke="currentColor"
      strokeWidth="2"
      strokeLinecap="round"
      strokeLinejoin="round"
    >
      <path d="M21 12V7H5a2 2 0 0 1 0-4h14v4" />
      <path d="M3 5v14a2 2 0 0 0 2 2h16v-5" />
      <path d="M18 12a2 2 0 0 0 0 4h4v-4Z" />
    </svg>
  );
}

function formatAddress(address: string | undefined): string {
  if (!address) return '';
  return `${address.slice(0, 6)}...${address.slice(-4)}`;
}

function MetaMaskConnect() {
  const { sdk, connected, connecting, account } = useSDK();
  const [isConnected, setIsConnected] = useState(false);

  useEffect(() => {
    setIsConnected(connected);
  }, [connected]);

  const connect = async () => {
    try {
      await sdk?.connect();
      setIsConnected(true);
    } catch (err) {
      console.warn(`No accounts found`, err);
    }
  };

  const disconnect = () => {
    if (sdk) {
      sdk.terminate();
      setIsConnected(false);
    }
  };

  return (
    <div className="relative">
      {isConnected ? (
        <Popover>
          <PopoverTrigger asChild>
            <Button variant="link" className="text-white">
              {formatAddress(account)}
            </Button>
          </PopoverTrigger>
          <PopoverContent className="w-44">
            <Button
              variant="destructive"
              onClick={disconnect}
              className="w-full px-4 py-2 text-left hover:bg-muted hover:text-destructive"
            >
              Disconnect
            </Button>
          </PopoverContent>
        </Popover>
      ) : (
        <Button
          disabled={connecting}
          onClick={connect}
          className="bg-light-purple bg-opacity-75 hover:bg-purple border-0 hover:border-0"
        >
          <WalletIcon className="mr-2 h-4 w-4" /> Connect Wallet
        </Button>
      )}
    </div>
  );
}

export default function MetaMaskConnectWrapper() {
  return (
    <MetaMaskProvider
      debug={false}
      sdkOptions={{
        dappMetadata: {
          name: 'My dApp',
          url: typeof window !== 'undefined' ? window.location.href : '',
        },
      }}
    >
      <MetaMaskConnect />
    </MetaMaskProvider>
  );
}