import React from 'react';
import { useTranslation } from 'react-i18next';
import { Lock } from 'lucide-react';
import { Button } from '../../ui/button';

export type SocialProvider = 'google' | 'mtLogin' | 'govBr';

export interface SocialLoginButtonsProps {
  onSocialLogin: (provider: string) => void;
  /** Which SSO providers to render — projects without gov.br/MT Login can pass a smaller list. */
  providers?: SocialProvider[];
}

const DEFAULT_PROVIDERS: SocialProvider[] = ['google', 'mtLogin', 'govBr'];

export function SocialLoginButtons({
  onSocialLogin,
  providers = DEFAULT_PROVIDERS,
}: SocialLoginButtonsProps) {
  const { t } = useTranslation();

  if (providers.length === 0) return null;

  return (
    <>
      <div className="relative">
        <div className="absolute inset-0 flex items-center">
          <div className="w-full border-t border-border" />
        </div>
        <div className="relative flex justify-center text-sm">
          <span className="bg-muted px-2 text-muted-foreground">{t('login.orContinueWith')}</span>
        </div>
      </div>

      <div className="space-y-3">
        {providers.includes('google') && (
          <Button
            type="button"
            variant="outline"
            className="w-full justify-center shadow-xs"
            onClick={() => onSocialLogin('Google')}
          >
            <svg className="w-5 h-5 mr-2" viewBox="0 0 48 48" xmlns="http://www.w3.org/2000/svg">
              <path
                fill="#EA4335"
                d="M24 9.5c3.54 0 6.71 1.22 9.21 3.6l6.85-6.85C35.9 2.38 30.47 0 24 0 14.62 0 6.51 5.38 2.56 13.22l7.98 6.19C12.43 13.72 17.74 9.5 24 9.5z"
              />
              <path
                fill="#4285F4"
                d="M46.98 24.55c0-1.57-.15-3.09-.38-4.55H24v9.02h12.94c-.58 2.96-2.26 5.48-4.78 7.18l7.73 6c4.51-4.18 7.09-10.36 7.09-17.65z"
              />
              <path
                fill="#FBBC05"
                d="M10.53 28.59c-.48-1.45-.76-2.99-.76-4.59s.27-3.14.76-4.59l-7.98-6.19C.92 16.46 0 20.12 0 24c0 3.88.92 7.54 2.56 10.78l7.97-6.19z"
              />
              <path
                fill="#34A853"
                d="M24 48c6.48 0 11.93-2.13 15.89-5.81l-7.73-6c-2.15 1.45-4.92 2.3-8.16 2.3-6.26 0-11.57-4.22-13.47-9.91l-7.98 6.19C6.51 42.62 14.62 48 24 48z"
              />
              <path fill="none" d="M0 0h48v48H0z" />
            </svg>
            <span>{t('login.signInWithGoogle')}</span>
          </Button>
        )}

        {providers.includes('mtLogin') && (
          <Button
            type="button"
            variant="outline"
            className="w-full justify-center shadow-xs"
            onClick={() => onSocialLogin('MT Login')}
          >
            <Lock className="w-5 h-5 mr-2 text-[var(--chart-4)]" />
            <span>{t('login.signInWithMTLogin')}</span>
          </Button>
        )}

        {providers.includes('govBr') && (
          <Button
            type="button"
            variant="outline"
            className="w-full justify-center font-normal shadow-xs"
            onClick={() => onSocialLogin('gov.br')}
          >
            <span>
              {t('login.signInWithGovBr').split('gov.br')[0]}
              <strong className="font-semibold">gov.br</strong>
              {t('login.signInWithGovBr').split('gov.br')[1] || ''}
            </span>
          </Button>
        )}
      </div>
    </>
  );
}