'use client'

import { useState } from 'react'
import Link from 'next/link'
import { Card, CardContent, CardHeader, CardTitle } from '@/components/ui/Card'
import { Button } from '@/components/ui/Button'
import { SuccessTag, PendingTag, WarningTag, ErrorTag } from '@/components/ui/Tag'
import {
  AlertTriangle,
  Clock,
  CheckCircle,
  XCircle,
  ChevronRight,
  FileVideo,
  MessageSquare,
  TrendingUp
} from 'lucide-react'

// 模拟统计数据
const stats = {
  pendingReview: 12,
  pendingAppeal: 3,
  todayPassed: 28,
  inProgress: 45,
}

// 模拟紧急待办
const urgentTodos = [
  {
    id: 'urgent-001',
    type: 'violation',
    title: '达人A视频 - 竞品露出',
    description: 'XX品牌618推广',
    time: '2小时前',
    level: 'high',
  },
  {
    id: 'urgent-002',
    type: 'appeal',
    title: '达人B申诉 - 待仲裁',
    description: '对违禁词检测结果有异议',
    time: '30分钟前',
    level: 'medium',
  },
  {
    id: 'urgent-003',
    type: 'ai_done',
    title: '达人C视频 - AI审核完成',
    description: '新品口红试色',
    time: '10分钟前',
    level: 'low',
  },
]

// 模拟项目概览
const projectOverview = [
  {
    id: 'proj-001',
    name: 'XX品牌618推广',
    total: 20,
    submitted: 15,
    passed: 10,
    reviewing: 3,
    needRevision: 2,
  },
  {
    id: 'proj-002',
    name: '新品口红系列',
    total: 12,
    submitted: 8,
    passed: 6,
    reviewing: 1,
    needRevision: 1,
  },
  {
    id: 'proj-003',
    name: '护肤品秋季活动',
    total: 15,
    submitted: 12,
    passed: 9,
    reviewing: 2,
    needRevision: 1,
  },
]

// 模拟待审核任务列表
const pendingTasks = [
  {
    id: 'task-001',
    videoTitle: '夏日护肤推广',
    creatorName: '小美护肤',
    brandName: 'XX品牌',
    aiScore: 85,
    submittedAt: '2026-02-04 14:30',
    hasHighRisk: false,
  },
  {
    id: 'task-002',
    videoTitle: '新品口红试色',
    creatorName: '美妆达人Lisa',
    brandName: 'XX品牌',
    aiScore: 72,
    submittedAt: '2026-02-04 13:45',
    hasHighRisk: true,
  },
  {
    id: 'task-003',
    videoTitle: '健身器材开箱',
    creatorName: '健身教练王',
    brandName: 'XX运动',
    aiScore: 68,
    submittedAt: '2026-02-04 14:50',
    hasHighRisk: true,
  },
]

function UrgentLevelIcon({ level }: { level: string }) {
  if (level === 'high') return <AlertTriangle size={16} className="text-red-500" />
  if (level === 'medium') return <MessageSquare size={16} className="text-orange-500" />
  return <CheckCircle size={16} className="text-yellow-500" />
}

export default function AgencyDashboard() {
  return (
    <div className="space-y-6">
      {/* 页面标题 */}
      <div className="flex items-center justify-between">
        <h1 className="text-2xl font-bold text-text-primary">代理商工作台</h1>
        <div className="text-sm text-text-secondary">更新时间：{new Date().toLocaleString('zh-CN')}</div>
      </div>

      {/* 统计卡片 */}
      <div className="grid grid-cols-1 md:grid-cols-4 gap-4">
        <Card className="bg-gradient-to-br from-accent-coral/20 to-bg-card border-accent-coral/30">
          <CardContent className="py-4">
            <div className="flex items-center justify-between">
              <div>
                <div className="text-sm text-text-secondary">待审核</div>
                <div className="text-3xl font-bold text-accent-coral">{stats.pendingReview}</div>
              </div>
              <div className="w-12 h-12 rounded-full bg-accent-coral/20 flex items-center justify-center">
                <Clock size={24} className="text-accent-coral" />
              </div>
            </div>
          </CardContent>
        </Card>
        <Card className="bg-gradient-to-br from-orange-500/20 to-bg-card border-orange-500/30">
          <CardContent className="py-4">
            <div className="flex items-center justify-between">
              <div>
                <div className="text-sm text-text-secondary">待仲裁</div>
                <div className="text-3xl font-bold text-orange-400">{stats.pendingAppeal}</div>
              </div>
              <div className="w-12 h-12 rounded-full bg-orange-500/20 flex items-center justify-center">
                <MessageSquare size={24} className="text-orange-400" />
              </div>
            </div>
          </CardContent>
        </Card>
        <Card className="bg-gradient-to-br from-accent-green/20 to-bg-card border-accent-green/30">
          <CardContent className="py-4">
            <div className="flex items-center justify-between">
              <div>
                <div className="text-sm text-text-secondary">今日通过</div>
                <div className="text-3xl font-bold text-accent-green">{stats.todayPassed}</div>
              </div>
              <div className="w-12 h-12 rounded-full bg-accent-green/20 flex items-center justify-center">
                <CheckCircle size={24} className="text-accent-green" />
              </div>
            </div>
          </CardContent>
        </Card>
        <Card className="bg-gradient-to-br from-accent-indigo/20 to-bg-card border-accent-indigo/30">
          <CardContent className="py-4">
            <div className="flex items-center justify-between">
              <div>
                <div className="text-sm text-text-secondary">进行中</div>
                <div className="text-3xl font-bold text-accent-indigo">{stats.inProgress}</div>
              </div>
              <div className="w-12 h-12 rounded-full bg-accent-indigo/20 flex items-center justify-center">
                <FileVideo size={24} className="text-accent-indigo" />
              </div>
            </div>
          </CardContent>
        </Card>
      </div>

      <div className="grid grid-cols-1 lg:grid-cols-3 gap-6">
        {/* 紧急待办 */}
        <Card className="lg:col-span-1">
          <CardHeader>
            <CardTitle className="flex items-center gap-2">
              <AlertTriangle size={18} className="text-red-500" />
              紧急待办
            </CardTitle>
          </CardHeader>
          <CardContent className="space-y-3">
            {urgentTodos.map((todo) => (
              <Link
                key={todo.id}
                href={todo.type === 'violation' || todo.type === 'ai_done' ? `/agency/review/${todo.id}` : `/agency/appeals/${todo.id}`}
                className="block p-3 rounded-lg border border-border-subtle hover:border-accent-indigo hover:bg-accent-indigo/5 transition-colors"
              >
                <div className="flex items-start gap-3">
                  <UrgentLevelIcon level={todo.level} />
                  <div className="flex-1 min-w-0">
                    <div className="font-medium text-text-primary truncate">{todo.title}</div>
                    <div className="text-sm text-text-secondary">{todo.description}</div>
                    <div className="text-xs text-text-tertiary mt-1">{todo.time}</div>
                  </div>
                  <ChevronRight size={16} className="text-text-tertiary flex-shrink-0" />
                </div>
              </Link>
            ))}
          </CardContent>
        </Card>

        {/* 项目概览 */}
        <Card className="lg:col-span-2">
          <CardHeader>
            <CardTitle className="flex items-center gap-2">
              <TrendingUp size={18} className="text-blue-500" />
              项目概览
            </CardTitle>
          </CardHeader>
          <CardContent>
            <div className="space-y-4">
              {projectOverview.map((project) => (
                <div key={project.id} className="p-4 rounded-lg bg-bg-elevated">
                  <div className="flex items-center justify-between mb-3">
                    <span className="font-medium text-text-primary">{project.name}</span>
                    <span className="text-sm text-text-secondary">
                      {project.submitted}/{project.total} 已提交
                    </span>
                  </div>
                  <div className="flex h-3 rounded-full overflow-hidden bg-bg-page">
                    <div
                      className="bg-accent-green transition-all"
                      style={{ width: `${(project.passed / project.total) * 100}%` }}
                      title={`已通过: ${project.passed}`}
                    />
                    <div
                      className="bg-accent-indigo transition-all"
                      style={{ width: `${(project.reviewing / project.total) * 100}%` }}
                      title={`审核中: ${project.reviewing}`}
                    />
                    <div
                      className="bg-orange-500 transition-all"
                      style={{ width: `${(project.needRevision / project.total) * 100}%` }}
                      title={`需修改: ${project.needRevision}`}
                    />
                  </div>
                  <div className="flex gap-4 mt-2 text-xs text-text-secondary">
                    <span className="flex items-center gap-1">
                      <span className="w-2 h-2 bg-accent-green rounded-full" />
                      通过 {project.passed}
                    </span>
                    <span className="flex items-center gap-1">
                      <span className="w-2 h-2 bg-accent-indigo rounded-full" />
                      审核中 {project.reviewing}
                    </span>
                    <span className="flex items-center gap-1">
                      <span className="w-2 h-2 bg-orange-500 rounded-full" />
                      需修改 {project.needRevision}
                    </span>
                  </div>
                </div>
              ))}
            </div>
          </CardContent>
        </Card>
      </div>

      {/* 待审核列表 */}
      <Card>
        <CardHeader>
          <CardTitle className="flex items-center justify-between">
            <span>待审核任务</span>
            <Link href="/agency/tasks">
              <Button variant="ghost" size="sm">
                查看全部
                <ChevronRight size={16} />
              </Button>
            </Link>
          </CardTitle>
        </CardHeader>
        <CardContent>
          <div className="overflow-x-auto">
            <table className="w-full">
              <thead>
                <tr className="border-b border-border-subtle text-left text-sm text-text-secondary">
                  <th className="pb-3 font-medium">视频</th>
                  <th className="pb-3 font-medium">达人</th>
                  <th className="pb-3 font-medium">品牌</th>
                  <th className="pb-3 font-medium">AI评分</th>
                  <th className="pb-3 font-medium">提交时间</th>
                  <th className="pb-3 font-medium">操作</th>
                </tr>
              </thead>
              <tbody>
                {pendingTasks.map((task) => (
                  <tr key={task.id} className="border-b border-border-subtle last:border-0 hover:bg-bg-elevated">
                    <td className="py-4">
                      <div className="flex items-center gap-2">
                        <div className="font-medium text-text-primary">{task.videoTitle}</div>
                        {task.hasHighRisk && (
                          <span className="px-1.5 py-0.5 text-xs bg-accent-coral/20 text-accent-coral rounded">
                            高风险
                          </span>
                        )}
                      </div>
                    </td>
                    <td className="py-4 text-text-secondary">{task.creatorName}</td>
                    <td className="py-4 text-text-secondary">{task.brandName}</td>
                    <td className="py-4">
                      <span className={`font-medium ${
                        task.aiScore >= 80 ? 'text-accent-green' : task.aiScore >= 60 ? 'text-yellow-400' : 'text-accent-coral'
                      }`}>
                        {task.aiScore}分
                      </span>
                    </td>
                    <td className="py-4 text-sm text-text-tertiary">{task.submittedAt}</td>
                    <td className="py-4">
                      <Link href={`/agency/review/${task.id}`}>
                        <Button size="sm">审核</Button>
                      </Link>
                    </td>
                  </tr>
                ))}
              </tbody>
            </table>
          </div>
        </CardContent>
      </Card>
    </div>
  )
}