import React, { useState } from 'react';
import { Button } from '@/components/ui/button';
import { Input } from '@/components/ui/input';
import { Card, CardContent, CardHeader, CardTitle } from '@/components/ui/card';
import { toast } from '@/hooks/use-toast';
import { Lock } from 'lucide-react';

interface LoginPageProps {
  onLogin: (token: string) => void;
}

const LoginPage = ({ onLogin }: LoginPageProps) => {
  const [password, setPassword] = useState('');
  const [isLoading, setIsLoading] = useState(false);

  const handleLogin = async (e: React.FormEvent) => {
    e.preventDefault();
    if (!password.trim()) {
      toast({
        title: "Error",
        description: "Please enter a password",
        variant: "destructive",
      });
      return;
    }

    setIsLoading(true);

    try {
      const response = await fetch('/admin/api/login', {
        method: 'POST',
        headers: {
          'Content-Type': 'application/json',
        },
        body: JSON.stringify({ Password: password }),
      });

      const data = await response.json();

      if (response.ok && data.token) {
        toast({
          title: "Success",
          description: data.message || "Login successful",
        });
        onLogin(data.token);
      } else {
        toast({
          title: "Error",
          description: data.message || "Login failed",
          variant: "destructive",
        });
      }
    } catch (error) {
      toast({
        title: "Error",
        description: "Network error. Please try again.",
        variant: "destructive",
      });
    } finally {
      setIsLoading(false);
    }
  };

  return (
    <div className="min-h-screen flex items-center justify-center bg-gradient-to-br from-slate-50 to-slate-100">
      <Card className="w-full max-w-md shadow-lg">
        <CardHeader className="text-center pb-4">
          <div className="mx-auto w-12 h-12 bg-slate-100 rounded-full flex items-center justify-center mb-4">
            <Lock className="w-6 h-6 text-slate-600" />
          </div>
          <CardTitle className="text-2xl font-semibold text-slate-800">Admin Login</CardTitle>
        </CardHeader>
        <CardContent>
          <form onSubmit={handleLogin} className="space-y-6">
            <div className="space-y-2">
              <Input
                type="password"
                placeholder="Enter admin password"
                value={password}
                onChange={(e) => setPassword(e.target.value)}
                className="h-12"
                disabled={isLoading}
              />
            </div>
            <Button 
              type="submit" 
              className="w-full h-12 text-base"
              disabled={isLoading}
            >
              {isLoading ? "Signing in..." : "Sign In"}
            </Button>
          </form>
        </CardContent>
      </Card>
    </div>
  );
};

export default LoginPage;