'use client';

import { useState } from 'react';
import { oauthService } from '@/lib/services/auth';
import { Button } from '@/components/ui/button';
import { Alert, AlertDescription } from '@/components/ui/alert';
import { AlertCircle, Loader2 } from 'lucide-react';

interface OAuthButtonsProps {
  redirectUrl?: string;
}

export function OAuthButtons({ redirectUrl = '/dashboard' }: OAuthButtonsProps) {
  const [isLoading, setIsLoading] = useState<string | null>(null);
  const [error, setError] = useState<string>('');

  const handleOAuth = async (provider: 'google' | 'discord') => {
    setError('');
    setIsLoading(provider);

    try {
      await oauthService.initiateOAuth(provider, redirectUrl);
      // User will be redirected to OAuth provider
    } catch (err: any) {
      setError(err.response?.data?.detail || `Failed to initiate ${provider} login`);
      setIsLoading(null);
    }
  };

  return (
    <div className="space-y-3">
      {error && (
        <Alert variant="destructive">
          <AlertCircle className="h-4 w-4" />
          <AlertDescription>{error}</AlertDescription>
        </Alert>
      )}

      <div className="relative">
        <div className="absolute inset-0 flex items-center">
          <span className="w-full border-t" />
        </div>
        <div className="relative flex justify-center text-xs uppercase">
          <span className="bg-background px-2 text-muted-foreground">Or continue with</span>
        </div>
      </div>

      <div className="grid grid-cols-2 gap-3">
        <Button
          type="button"
          variant="outline"
          onClick={() => handleOAuth('google')}
          disabled={isLoading !== null}
        >
          {isLoading === 'google' ? (
            <Loader2 className="mr-2 h-4 w-4 animate-spin" />
          ) : (
            <svg className="mr-2 h-4 w-4" viewBox="0 0 24 24">
              <path
                fill="currentColor"
                d="M22.56 12.25c0-.78-.07-1.53-.2-2.25H12v4.26h5.92c-.26 1.37-1.04 2.53-2.21 3.31v2.77h3.57c2.08-1.92 3.28-4.74 3.28-8.09z"
              />
              <path
                fill="currentColor"
                d="M12 23c2.97 0 5.46-.98 7.28-2.66l-3.57-2.77c-.98.66-2.23 1.06-3.71 1.06-2.86 0-5.29-1.93-6.16-4.53H2.18v2.84C3.99 20.53 7.7 23 12 23z"
              />
              <path
                fill="currentColor"
                d="M5.84 14.09c-.22-.66-.35-1.36-.35-2.09s.13-1.43.35-2.09V7.07H2.18C1.43 8.55 1 10.22 1 12s.43 3.45 1.18 4.93l2.85-2.22.81-.62z"
              />
              <path
                fill="currentColor"
                d="M12 5.38c1.62 0 3.06.56 4.21 1.64l3.15-3.15C17.45 2.09 14.97 1 12 1 7.7 1 3.99 3.47 2.18 7.07l3.66 2.84c.87-2.6 3.3-4.53 6.16-4.53z"
              />
            </svg>
          )}
          Google
        </Button>

        <Button
          type="button"
          variant="outline"
          onClick={() => handleOAuth('discord')}
          disabled={isLoading !== null}
        >
          {isLoading === 'discord' ? (
            <Loader2 className="mr-2 h-4 w-4 animate-spin" />
          ) : (
            <svg className="mr-2 h-4 w-4" viewBox="0 0 24 24" fill="currentColor">
              <path d="M20.317 4.37a19.791 19.791 0 0 0-4.885-1.515a.074.074 0 0 0-.079.037c-.21.375-.444.864-.608 1.25a18.27 18.27 0 0 0-5.487 0a12.64 12.64 0 0 0-.617-1.25a.077.077 0 0 0-.079-.037A19.736 19.736 0 0 0 3.677 4.37a.07.07 0 0 0-.032.027C.533 9.046-.32 13.58.099 18.057a.082.082 0 0 0 .031.057a19.9 19.9 0 0 0 5.993 3.03a.078.078 0 0 0 .084-.028a14.09 14.09 0 0 0 1.226-1.994a.076.076 0 0 0-.041-.106a13.107 13.107 0 0 1-1.872-.892a.077.077 0 0 1-.008-.128a10.2 10.2 0 0 0 .372-.292a.074.074 0 0 1 .077-.01c3.928 1.793 8.18 1.793 12.062 0a.074.074 0 0 1 .078.01c.12.098.246.198.373.292a.077.077 0 0 1-.006.127a12.299 12.299 0 0 1-1.873.892a.077.077 0 0 0-.041.107c.36.698.772 1.362 1.225 1.993a.076.076 0 0 0 .084.028a19.839 19.839 0 0 0 6.002-3.03a.077.077 0 0 0 .032-.054c.5-5.177-.838-9.674-3.549-13.66a.061.061 0 0 0-.031-.03zM8.02 15.33c-1.183 0-2.157-1.085-2.157-2.419c0-1.333.956-2.419 2.157-2.419c1.21 0 2.176 1.096 2.157 2.42c0 1.333-.956 2.418-2.157 2.418zm7.975 0c-1.183 0-2.157-1.085-2.157-2.419c0-1.333.955-2.419 2.157-2.419c1.21 0 2.176 1.096 2.157 2.42c0 1.333-.946 2.418-2.157 2.418z" />
            </svg>
          )}
          Discord
        </Button>
      </div>
    </div>
  );
}
