"use client";

import { useState } from "react";
import { signIn } from "next-auth/react";
import { useRouter } from "next/navigation";
import { Button } from "@/components/ui/button";
import { Input } from "@/components/ui/input";
import { Label } from "@/components/ui/label";
import {
  Card,
  CardContent,
  CardDescription,
  CardHeader,
  CardTitle,
} from "@/components/ui/card";

export default function LoginPage() {
  const router = useRouter();
  const [error, setError] = useState("");
  const [loading, setLoading] = useState(false);

  async function handleSubmit(e: React.FormEvent<HTMLFormElement>) {
    e.preventDefault();
    setLoading(true);
    setError("");

    const formData = new FormData(e.currentTarget);

    const result = await signIn("credentials", {
      email: formData.get("email") as string,
      password: formData.get("password") as string,
      redirect: false,
    });

    if (result?.error) {
      setError("Invalid email or password");
      setLoading(false);
    } else {
      router.push("/");
      router.refresh();
    }
  }

  return (
    <Card className="w-full max-w-sm">
      <CardHeader>
        <CardTitle className="text-2xl">Marketing Command Center</CardTitle>
        <CardDescription>Sign in to the command center</CardDescription>
      </CardHeader>
      <CardContent>
        <form onSubmit={handleSubmit} className="space-y-4">
          <div className="space-y-2">
            <Label htmlFor="email">Email</Label>
            <Input
              id="email"
              name="email"
              type="email"
              placeholder="admin@localhost"
              required
            />
          </div>
          <div className="space-y-2">
            <Label htmlFor="password">Password</Label>
            <Input
              id="password"
              name="password"
              type="password"
              required
            />
          </div>
          {error && (
            <p className="text-sm text-red-500">{error}</p>
          )}
          <Button type="submit" className="w-full" disabled={loading}>
            {loading ? "Signing in..." : "Sign in"}
          </Button>
        </form>
      </CardContent>
    </Card>
  );
}