"use client"

import type React from "react"

import { useState } from "react"
import Link from "next/link"
import { useRouter } from "next/navigation"
import { Button } from "@/components/ui/button"
import { Input } from "@/components/ui/input"
import { Card, CardContent, CardDescription, CardFooter, CardHeader, CardTitle } from "@/components/ui/card"
import { Label } from "@/components/ui/label"
import { Checkbox } from "@/components/ui/checkbox"
import { Sparkles, Mail, Lock, Phone, User, ArrowRight, Loader2 } from "lucide-react"

export default function RegisterPage() {
  const router = useRouter()
  const [isLoading, setIsLoading] = useState(false)
  const [username, setUsername] = useState("")
  const [email, setEmail] = useState("")
  const [phone, setPhone] = useState("")
  const [password, setPassword] = useState("")
  const [confirmPassword, setConfirmPassword] = useState("")
  const [verificationCode, setVerificationCode] = useState("")
  const [isSendingCode, setIsSendingCode] = useState(false)
  const [countdown, setCountdown] = useState(0)

  const handleRegister = async (e: React.FormEvent) => {
    e.preventDefault()
    setIsLoading(true)

    try {
      // 模拟注册请求
      await new Promise((resolve) => setTimeout(resolve, 1500))

      // 注册成功后跳转到登录页
      router.push("/login")
    } catch (error) {
      console.error("注册失败", error)
    } finally {
      setIsLoading(false)
    }
  }

  const handleSendVerificationCode = async () => {
    if (!phone || phone.length !== 11 || isSendingCode) return

    setIsSendingCode(true)

    try {
      // 模拟发送验证码请求
      await new Promise((resolve) => setTimeout(resolve, 1000))

      // 开始倒计时
      setCountdown(60)
      const timer = setInterval(() => {
        setCountdown((prev) => {
          if (prev <= 1) {
            clearInterval(timer)
            setIsSendingCode(false)
            return 0
          }
          return prev - 1
        })
      }, 1000)
    } catch (error) {
      console.error("发送验证码失败", error)
      setIsSendingCode(false)
    }
  }

  return (
    <div className="min-h-screen w-full flex items-center justify-center bg-gradient-to-br from-gray-50 to-white p-4">
      <div className="absolute top-0 right-0 w-1/2 h-64 bg-gradient-to-bl from-pink-200 via-purple-200 to-transparent opacity-20 rounded-bl-full" />
      <div className="absolute bottom-0 left-0 w-1/2 h-64 bg-gradient-to-tr from-blue-200 via-purple-200 to-transparent opacity-20 rounded-tr-full" />

      <Card className="w-full max-w-md border-none shadow-xl bg-white/80 backdrop-blur-sm">
        <CardHeader className="space-y-2 text-center">
          <div className="flex justify-center mb-2">
            <div className="h-12 w-12 rounded-full bg-gradient-to-br from-pink-500 to-purple-600 flex items-center justify-center">
              <Sparkles className="h-6 w-6 text-white" />
            </div>
          </div>
          <CardTitle className="text-2xl font-bold bg-clip-text text-transparent bg-gradient-to-r from-pink-600 to-purple-600">
            创建新账户
          </CardTitle>
          <CardDescription>请填写以下信息完成注册</CardDescription>
        </CardHeader>
        <CardContent>
          <form onSubmit={handleRegister} className="space-y-4">
            <div className="space-y-2">
              <Label htmlFor="username">用户名</Label>
              <div className="relative">
                <User className="absolute left-3 top-3 h-4 w-4 text-gray-400" />
                <Input
                  id="username"
                  type="text"
                  placeholder="请输入用户名"
                  className="pl-10 border-gray-300 focus-visible:ring-pink-500"
                  value={username}
                  onChange={(e) => setUsername(e.target.value)}
                  required
                />
              </div>
            </div>

            <div className="space-y-2">
              <Label htmlFor="email">邮箱地址</Label>
              <div className="relative">
                <Mail className="absolute left-3 top-3 h-4 w-4 text-gray-400" />
                <Input
                  id="email"
                  type="email"
                  placeholder="请输入邮箱地址"
                  className="pl-10 border-gray-300 focus-visible:ring-pink-500"
                  value={email}
                  onChange={(e) => setEmail(e.target.value)}
                  required
                />
              </div>
            </div>

            <div className="space-y-2">
              <Label htmlFor="phone">手机号码</Label>
              <div className="relative">
                <Phone className="absolute left-3 top-3 h-4 w-4 text-gray-400" />
                <Input
                  id="phone"
                  type="tel"
                  placeholder="请输入手机号码"
                  className="pl-10 border-gray-300 focus-visible:ring-pink-500"
                  value={phone}
                  onChange={(e) => setPhone(e.target.value)}
                  required
                />
              </div>
            </div>

            <div className="space-y-2">
              <Label htmlFor="verificationCode">验证码</Label>
              <div className="flex space-x-2">
                <div className="relative flex-1">
                  <Input
                    id="verificationCode"
                    type="text"
                    placeholder="请输入验证码"
                    className="border-gray-300 focus-visible:ring-pink-500"
                    value={verificationCode}
                    onChange={(e) => setVerificationCode(e.target.value)}
                    required
                  />
                </div>
                <Button
                  type="button"
                  variant="outline"
                  className="min-w-[120px] hover:bg-pink-50 hover:text-pink-700 transition-all duration-200"
                  onClick={handleSendVerificationCode}
                  disabled={isSendingCode || !phone || phone.length !== 11}
                >
                  {countdown > 0 ? `${countdown}秒后重发` : "获取验证码"}
                </Button>
              </div>
            </div>

            <div className="space-y-2">
              <Label htmlFor="password">密码</Label>
              <div className="relative">
                <Lock className="absolute left-3 top-3 h-4 w-4 text-gray-400" />
                <Input
                  id="password"
                  type="password"
                  placeholder="请输入密码"
                  className="pl-10 border-gray-300 focus-visible:ring-pink-500"
                  value={password}
                  onChange={(e) => setPassword(e.target.value)}
                  required
                />
              </div>
            </div>

            <div className="space-y-2">
              <Label htmlFor="confirmPassword">确认密码</Label>
              <div className="relative">
                <Lock className="absolute left-3 top-3 h-4 w-4 text-gray-400" />
                <Input
                  id="confirmPassword"
                  type="password"
                  placeholder="请再次输入密码"
                  className="pl-10 border-gray-300 focus-visible:ring-pink-500"
                  value={confirmPassword}
                  onChange={(e) => setConfirmPassword(e.target.value)}
                  required
                />
              </div>
            </div>

            <div className="flex items-center space-x-2">
              <Checkbox id="terms" required />
              <Label htmlFor="terms" className="text-sm font-normal cursor-pointer">
                我已阅读并同意
                <Link href="/terms" className="text-pink-600 hover:text-pink-700 hover:underline ml-1">
                  服务条款
                </Link>
                和
                <Link href="/privacy" className="text-pink-600 hover:text-pink-700 hover:underline ml-1">
                  隐私政策
                </Link>
              </Label>
            </div>

            <Button
              type="submit"
              className="w-full bg-gradient-to-r from-pink-500 to-purple-600 hover:from-pink-600 hover:to-purple-700 transition-all duration-300 shadow-md hover:shadow-lg"
              disabled={isLoading}
            >
              {isLoading ? (
                <>
                  <Loader2 className="mr-2 h-4 w-4 animate-spin" />
                  注册中...
                </>
              ) : (
                <>
                  注册
                  <ArrowRight className="ml-2 h-4 w-4" />
                </>
              )}
            </Button>
          </form>
        </CardContent>
        <CardFooter className="flex flex-col space-y-4 pt-0">
          <div className="text-center text-sm text-gray-500">
            已有账户?{" "}
            <Link href="/login" className="text-pink-600 hover:text-pink-700 hover:underline">
              返回登录
            </Link>
          </div>
        </CardFooter>
      </Card>
    </div>
  )
}