Untitled

"use client";

import { useEffect, useState } from "react";
import { useRouter } from "next/navigation";
import Input from "@/components/UI/Input";
import { API, setToken } from "@/components/lib/auth";

export default function LoginPage() {
  const router = useRouter();
  const [email, setEmail] = useState("");
  const [password, setPassword] = useState("");
  const [rememberMe, setRememberMe] = useState(false);
  const [submitting, setSubmitting] = useState(false);
  const [error, setError] = useState<string | null>(null);

  // Daha önce hatırlanmış e-posta varsa al
  useEffect(() => {
    try {
      const saved = localStorage.getItem("rememberedEmail");
      if (saved) {
        setEmail(saved);
        setRememberMe(true);
      }
    } catch {}
  }, []);

  const canSubmit = email.trim() !== "" && password.trim() !== "" && !submitting;

  const handleSubmit = async (e: React.FormEvent) => {
    e.preventDefault();
    if (!canSubmit) return;

    setSubmitting(true);
    setError(null);

    try {
      // Backend login endpoint’ine istek at
      const res = await fetch(`${API}/auth/login`, {
        method: "POST",
        headers: { "Content-Type": "application/json" },
        body: JSON.stringify({ email, password }),
      });

      if (!res.ok) {
        const data = await res.json().catch(() => ({}));
        throw new Error(data.detail || "Giriş başarısız");
      }

      const data = await res.json();

      // Token’ı kaydet
      setToken(data.access_token);

      // Remember me
      if (rememberMe) {
        localStorage.setItem("rememberedEmail", email);
      } else {
        localStorage.removeItem("rememberedEmail");
      }

      // Başarılı giriş → dashboard’a yönlendir
      router.replace("/dashboard");
    } catch (err: any) {
      setError(err.message);
    } finally {
      setSubmitting(false);
    }
  };

  return (
    <div className="min-h-screen flex items-center justify-center bg-[var(--surface-0)] px-4 py-12 font-sans text-[var(--foreground)]">
      <div className="w-full max-w-md card elevated rounded-2xl p-8">
        <h1 className="text-2xl font-semibold text-center mb-6 text-[var(--text-primary)]">
          Giriş Yap
        </h1>

        <form onSubmit={handleSubmit} className="space-y-5" noValidate>
          <div>
            <label htmlFor="email" className="block text-sm font-medium text-[var(--text-secondary)]">
              E-posta
            </label>
            <Input
              type="email"
              id="email"
              value={email}
              onChange={(e) => setEmail(e.target.value)}
              required
              placeholder="[email protected]"
              autoComplete="email"
              className="mt-1 w-full rounded-full h-11 px-4"
            />
          </div>

          <div>
            <label htmlFor="password" className="block text-sm font-medium text-[var(--text-secondary)]">
              Şifre
            </label>
            <Input
              type="password"
              id="password"
              value={password}
              onChange={(e) => setPassword(e.target.value)}
              required
              placeholder="••••••••"
              autoComplete="current-password"
              className="mt-1 w-full rounded-full h-11 px-4"
            />
          </div>

          <div className="flex items-center gap-2">
            <input
              type="checkbox"
              id="remember"
              checked={rememberMe}
              onChange={(e) => setRememberMe(e.target.checked)}
              className="h-4 w-4"
            />
            <label htmlFor="remember" className="text-sm text-[var(--text-secondary)]">
              Beni Hatırla
            </label>
          </div>

          {error && <p className="text-sm text-red-600">{error}</p>}

          <button
            type="submit"
            disabled={!canSubmit}
            aria-busy={submitting}
            className="btn btn-accent w-full rounded-full h-11 justify-center disabled:cursor-not-allowed"
          >
            {submitting ? "Gönderiliyor..." : "Giriş Yap"}
          </button>
        </form>

        <div className="mt-6 flex justify-between text-sm">
          <a href="/reset-password" className="text-[var(--accent)] hover:underline">
            Şifremi Unuttum
          </a>
        </div>
      </div>
    </div>
  );
}