"use client";

import Link from "next/link";
import Logo from "@/components/Logo";
import { useRouter } from "next/navigation";
import { useState } from "react";

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

  async function handleSubmit(e: React.FormEvent) {
    e.preventDefault();
    setLoading(true);
    setError("");
    const res = await fetch("/api/auth/login", {
      method: "POST",
      headers: { "Content-Type": "application/json" },
      body: JSON.stringify({ email, password }),
    });
    const data = await res.json();
    setLoading(false);
    if (!res.ok) {
      setError(data.error || "Erro ao entrar");
      return;
    }
    router.push("/painel");
    router.refresh();
  }

  return (
    <div className="auth">
      <div className="auth-side">
        <div className="hl-glow" />
        <Logo />
        <div className="quote">
          <p>
            &quot;Montei minha página e fiz a primeira venda no mesmo dia. O checkout é absurdo de
            fácil.&quot;
          </p>
          <div className="who">— Marina S., produtora digital</div>
        </div>
      </div>
      <div className="auth-main">
        <div className="auth-card">
          <Link href="/" className="auth-back">
            ← Voltar ao site
          </Link>
          <h1>Bem-vindo de volta</h1>
          <p className="sub">Entre para acessar seu painel.</p>
          <form onSubmit={handleSubmit}>
            <div className="af">
              <label>E-mail</label>
              <input
                type="email"
                value={email}
                onChange={(e) => setEmail(e.target.value)}
                required
              />
            </div>
            <div className="af">
              <label>Senha</label>
              <input
                type="password"
                value={password}
                onChange={(e) => setPassword(e.target.value)}
                required
              />
            </div>
            {error && <p style={{ color: "#f87171", marginBottom: 12 }}>{error}</p>}
            <button type="submit" className="b lime" disabled={loading}>
              {loading ? "Entrando..." : "Entrar →"}
            </button>
          </form>
          <p className="alt">
            Não tem conta? <Link href="/cadastro">Criar conta grátis</Link>
          </p>
        </div>
      </div>
    </div>
  );
}