"use client";

import { useEffect } from "react";
import styles from "../vip.module.css";
import { AuthForm } from "./AuthForm";

type PayAuthModalProps = {
  open: boolean;
  onClose: () => void;
  onSuccess: () => void;
};

/** 支付前强制补充邮箱：注册/登录以关联 users 记录 */
export function PayAuthModal({ open, onClose, onSuccess }: PayAuthModalProps) {
  useEffect(() => {
    if (open) document.body.style.overflow = "hidden";
    else document.body.style.overflow = "";
    return () => { document.body.style.overflow = ""; };
  }, [open]);

  useEffect(() => {
    if (!open) return;
    const onKeyDown = (e: KeyboardEvent) => {
      if (e.key === "Escape") onClose();
    };
    window.addEventListener("keydown", onKeyDown);
    return () => window.removeEventListener("keydown", onKeyDown);
  }, [open, onClose]);

  const handleSuccess = () => {
    onClose();
    onSuccess();
  };

  if (!open) return null;

  return (
    <div className="fixed inset-0 z-50 flex items-center justify-center p-4" role="dialog" aria-modal="true">
      <div className="absolute inset-0 bg-black/60 backdrop-blur-sm" onClick={onClose} />
      <div
        className="relative w-full max-w-[400px] rounded-2xl border border-[var(--border)] bg-[var(--card)] p-6 shadow-2xl"
        onClick={(e) => e.stopPropagation()}
      >
        <div className="mb-4 flex items-center justify-between">
          <h2 className={styles.sectionTitle} style={{ margin: 0 }}>
            请先注册/登录
          </h2>
          <button
            type="button"
            onClick={onClose}
            className="rounded-lg p-2 text-[var(--muted-foreground)] transition hover:bg-[var(--muted)]"
            aria-label="关闭"
          >
            <svg className="h-5 w-5" fill="none" stroke="currentColor" viewBox="0 0 24 24">
              <path strokeLinecap="round" strokeLinejoin="round" strokeWidth={2} d="M6 18L18 6M6 6l12 12" />
            </svg>
          </button>
        </div>
        <p className={styles.sectionDesc} style={{ marginBottom: "1rem" }}>
          补充邮箱用于关联会员权益，支付后可在各站点通用
        </p>
        <AuthForm onSuccess={handleSuccess} autoFocus />
      </div>
    </div>
  );
}