"use client"

import * as React from "react"
import { toast } from "sonner"
import { School, Shield, Database, Bell } from "lucide-react"

import { Button } from "@/shared/components/ui/button"
import { Input } from "@/shared/components/ui/input"
import { Label } from "@/shared/components/ui/label"
import { Textarea } from "@/shared/components/ui/textarea"
import { Switch } from "@/shared/components/ui/switch"
import { Card, CardContent, CardDescription, CardHeader, CardTitle } from "@/shared/components/ui/card"
import { Separator } from "@/shared/components/ui/separator"

export function AdminSettingsView() {
  const [saving, setSaving] = React.useState(false)

  const handleSave = async (e: React.FormEvent) => {
    e.preventDefault()
    setSaving(true)
    // 模拟保存
    await new Promise((r) => setTimeout(r, 800))
    toast.success("设置已保存")
    setSaving(false)
  }

  return (
    <div className="flex h-full flex-col space-y-6">
      <div>
        <h2 className="text-2xl font-bold tracking-tight">系统设置</h2>
        <p className="text-muted-foreground">管理系统基础信息与运行参数。</p>
      </div>

      <form onSubmit={handleSave} className="space-y-6">
        {/* 学校信息 */}
        <Card className="shadow-none">
          <CardHeader>
            <div className="flex items-center gap-2">
              <School className="h-5 w-5 text-primary" />
              <div>
                <CardTitle className="text-base">学校信息</CardTitle>
                <CardDescription>学校的基础信息，将显示在系统各处</CardDescription>
              </div>
            </div>
          </CardHeader>
          <CardContent className="space-y-4">
            <div className="grid gap-4 md:grid-cols-2">
              <div className="space-y-2">
                <Label htmlFor="school-name">学校名称</Label>
                <Input id="school-name" placeholder="请输入学校名称" defaultValue="Next_Edu 实验学校" />
              </div>
              <div className="space-y-2">
                <Label htmlFor="school-code">学校代码</Label>
                <Input id="school-code" placeholder="请输入学校代码" />
              </div>
            </div>
            <div className="grid gap-4 md:grid-cols-2">
              <div className="space-y-2">
                <Label htmlFor="school-phone">联系电话</Label>
                <Input id="school-phone" placeholder="请输入联系电话" />
              </div>
              <div className="space-y-2">
                <Label htmlFor="school-email">联系邮箱</Label>
                <Input id="school-email" type="email" placeholder="请输入联系邮箱" />
              </div>
            </div>
            <div className="space-y-2">
              <Label htmlFor="school-address">学校地址</Label>
              <Input id="school-address" placeholder="请输入学校地址" />
            </div>
            <div className="space-y-2">
              <Label htmlFor="school-desc">学校简介</Label>
              <Textarea id="school-desc" placeholder="请输入学校简介" rows={3} />
            </div>
          </CardContent>
        </Card>

        {/* 安全策略 */}
        <Card className="shadow-none">
          <CardHeader>
            <div className="flex items-center gap-2">
              <Shield className="h-5 w-5 text-primary" />
              <div>
                <CardTitle className="text-base">安全策略</CardTitle>
                <CardDescription>密码策略与会话管理</CardDescription>
              </div>
            </div>
          </CardHeader>
          <CardContent className="space-y-4">
            <div className="grid gap-4 md:grid-cols-2">
              <div className="space-y-2">
                <Label htmlFor="password-min-length">密码最小长度</Label>
                <Input id="password-min-length" type="number" min={6} max={32} defaultValue={8} />
              </div>
              <div className="space-y-2">
                <Label htmlFor="session-timeout">会话超时（分钟）</Label>
                <Input id="session-timeout" type="number" min={5} max={1440} defaultValue={60} />
              </div>
            </div>
            <Separator />
            <div className="flex items-center justify-between">
              <div className="space-y-0.5">
                <Label htmlFor="require-special-char">密码必须包含特殊字符</Label>
                <p className="text-sm text-muted-foreground">要求用户密码中包含至少一个特殊字符</p>
              </div>
              <Switch id="require-special-char" defaultChecked />
            </div>
            <div className="flex items-center justify-between">
              <div className="space-y-0.5">
                <Label htmlFor="require-uppercase">密码必须包含大写字母</Label>
                <p className="text-sm text-muted-foreground">要求用户密码中包含至少一个大写字母</p>
              </div>
              <Switch id="require-uppercase" />
            </div>
            <div className="flex items-center justify-between">
              <div className="space-y-0.5">
                <Label htmlFor="force-password-change">首次登录强制修改密码</Label>
                <p className="text-sm text-muted-foreground">新用户或重置密码后首次登录时必须修改密码</p>
              </div>
              <Switch id="force-password-change" defaultChecked />
            </div>
          </CardContent>
        </Card>

        {/* 文件上传 */}
        <Card className="shadow-none">
          <CardHeader>
            <div className="flex items-center gap-2">
              <Database className="h-5 w-5 text-primary" />
              <div>
                <CardTitle className="text-base">文件上传</CardTitle>
                <CardDescription>文件上传限制与存储配置</CardDescription>
              </div>
            </div>
          </CardHeader>
          <CardContent className="space-y-4">
            <div className="grid gap-4 md:grid-cols-2">
              <div className="space-y-2">
                <Label htmlFor="max-file-size">单文件最大大小（MB）</Label>
                <Input id="max-file-size" type="number" min={1} max={100} defaultValue={10} />
              </div>
              <div className="space-y-2">
                <Label htmlFor="allowed-types">允许的文件类型</Label>
                <Input id="allowed-types" placeholder="如：jpg,png,pdf,docx" defaultValue="jpg,png,pdf,docx,xlsx,pptx" />
              </div>
            </div>
          </CardContent>
        </Card>

        {/* 通知配置 */}
        <Card className="shadow-none">
          <CardHeader>
            <div className="flex items-center gap-2">
              <Bell className="h-5 w-5 text-primary" />
              <div>
                <CardTitle className="text-base">通知配置</CardTitle>
                <CardDescription>系统通知的发送方式与触发条件</CardDescription>
              </div>
            </div>
          </CardHeader>
          <CardContent className="space-y-4">
            <div className="flex items-center justify-between">
              <div className="space-y-0.5">
                <Label htmlFor="notify-new-user">新用户注册通知管理员</Label>
                <p className="text-sm text-muted-foreground">有新用户注册时向管理员发送通知</p>
              </div>
              <Switch id="notify-new-user" defaultChecked />
            </div>
            <div className="flex items-center justify-between">
              <div className="space-y-0.5">
                <Label htmlFor="notify-schedule-change">课表变更通知教师</Label>
                <p className="text-sm text-muted-foreground">课表变更审批通过后通知相关教师</p>
              </div>
              <Switch id="notify-schedule-change" defaultChecked />
            </div>
            <div className="flex items-center justify-between">
              <div className="space-y-0.5">
                <Label htmlFor="notify-announcement">公告发布通知目标用户</Label>
                <p className="text-sm text-muted-foreground">公告发布时向目标用户推送通知</p>
              </div>
              <Switch id="notify-announcement" />
            </div>
          </CardContent>
        </Card>

        <div className="flex justify-end gap-3">
          <Button type="button" variant="outline">重置</Button>
          <Button type="submit" disabled={saving}>
            {saving ? "保存中..." : "保存设置"}
          </Button>
        </div>
      </form>
    </div>
  )
}
