"use client";

import { Badge } from '@/components/ui/badge';
import { Button } from '@/components/ui/button';
import { Checkbox } from '@/components/ui/checkbox';
import { Table, TableBody, TableCell, TableHead, TableHeader, TableRow } from '@/components/ui/table';
import { Select, SelectContent, SelectItem, SelectTrigger, SelectValue } from '@/components/ui/select';
import { ChevronLeft, ChevronRight, Eye, Edit, Trash2, RefreshCw } from 'lucide-react';
import { Account } from '@/lib/types';

interface AccountTableProps {
  accounts: Account[];
  loading: boolean;
  selectedIds: number[];
  pagination: {
    page: number;
    pageSize: number;
    total: number;
    totalPages: number;
  };
  onSelectAll: (checked: boolean) => void;
  onSelectOne: (id: number, checked: boolean) => void;
  onPageChange: (page: number) => void;
  onPageSizeChange: (pageSize: number) => void;
  onRefresh: () => void;
  onView?: (account: Account) => void;
  onEdit?: (account: Account) => void;
  onDelete?: (account: Account) => void;
}

export function AccountTable({
  accounts,
  loading,
  selectedIds,
  pagination,
  onSelectAll,
  onSelectOne,
  onPageChange,
  onPageSizeChange,
  onRefresh,
  onView,
  onEdit,
  onDelete
}: AccountTableProps) {
  const getStatusBadge = (status: string) => {
    switch (status) {
      case 'available':
        return <Badge variant="default" className="bg-green-500">可用</Badge>;
      case 'locked':
        return <Badge variant="secondary">已锁定</Badge>;
      case 'banned':
        return <Badge variant="destructive">已封禁</Badge>;
      default:
        return <Badge variant="outline">{status}</Badge>;
    }
  };

  const renderPagination = () => {
    return (
      <div className="flex items-center justify-between mb-4">
        <div className="flex items-center space-x-4">
          <div className="text-sm text-muted-foreground">
            显示 {(pagination.page - 1) * pagination.pageSize + 1} - {Math.min(pagination.page * pagination.pageSize, pagination.total)} 共 {pagination.total} 条
          </div>
          <div className="flex items-center space-x-2">
            <span className="text-sm text-muted-foreground">每页显示</span>
            <Select value={pagination.pageSize.toString()} onValueChange={(value) => onPageSizeChange(Number(value))}>
              <SelectTrigger className="w-26">
                <SelectValue />
              </SelectTrigger>
              <SelectContent>
                <SelectItem value="20">20</SelectItem>
                <SelectItem value="100">100</SelectItem>
                <SelectItem value="1000">1000</SelectItem>
                <SelectItem value="100000">100000</SelectItem>
              </SelectContent>
            </Select>
            <span className="text-sm text-muted-foreground">条</span>
          </div>
        </div>
        {pagination.totalPages > 1 && (
          <div className="flex items-center space-x-2">
            <Button
              variant="outline"
              size="sm"
              onClick={() => onPageChange(pagination.page - 1)}
              disabled={pagination.page <= 1}
            >
              <ChevronLeft className="h-4 w-4" />
              上一页
            </Button>
            <div className="flex items-center space-x-1">
              {Array.from({ length: Math.min(5, pagination.totalPages) }, (_, i) => {
                let pageNum;
                if (pagination.totalPages <= 5) {
                  pageNum = i + 1;
                } else if (pagination.page <= 3) {
                  pageNum = i + 1;
                } else if (pagination.page >= pagination.totalPages - 2) {
                  pageNum = pagination.totalPages - 4 + i;
                } else {
                  pageNum = pagination.page - 2 + i;
                }
                
                return (
                  <Button
                    key={pageNum}
                    variant={pageNum === pagination.page ? "default" : "outline"}
                    size="sm"
                    onClick={() => onPageChange(pageNum)}
                  >
                    {pageNum}
                  </Button>
                );
              })}
            </div>
            <Button
              variant="outline"
              size="sm"
              onClick={() => onPageChange(pagination.page + 1)}
              disabled={pagination.page >= pagination.totalPages}
            >
              下一页
              <ChevronRight className="h-4 w-4" />
            </Button>
          </div>
        )}
      </div>
    );
  };

  return (
    <div className="flex flex-col">
      {/* 分页器 - 移到顶部 */}
      {renderPagination()}
      
      {/* 表格区域 - 直接使用原生table确保sticky正常工作 */}
      <div className="border rounded-lg max-h-[600px] overflow-auto">
        <table className="w-full caption-bottom text-sm">
          <thead className="sticky top-0 bg-background z-20 border-b shadow-sm">
            <tr className="hover:bg-muted/50 border-b transition-colors">
              <th className="text-foreground h-10 px-2 text-left align-middle font-medium whitespace-nowrap w-12">
                <Checkbox
                  checked={selectedIds.length === accounts.length && accounts.length > 0}
                  onCheckedChange={onSelectAll}
                />
              </th>
              <th className="text-foreground h-10 px-2 text-left align-middle font-medium whitespace-nowrap">ID</th>
              <th className="text-foreground h-10 px-2 text-left align-middle font-medium whitespace-nowrap">平台</th>
              <th className="text-foreground h-10 px-2 text-left align-middle font-medium whitespace-nowrap">自定义ID</th>
              <th className="text-foreground h-10 px-2 text-left align-middle font-medium whitespace-nowrap">所有者</th>
              <th className="text-foreground h-10 px-2 text-left align-middle font-medium whitespace-nowrap">状态</th>
              <th className="text-foreground h-10 px-2 text-left align-middle font-medium whitespace-nowrap">备注</th>
              <th className="text-foreground h-10 px-2 text-left align-middle font-medium whitespace-nowrap">创建时间</th>
              <th className="text-foreground h-10 px-2 text-left align-middle font-medium whitespace-nowrap w-[120px]">
                <div className="flex items-center justify-between">
                  <span>操作</span>
                  <Button
                    variant="ghost"
                    size="sm"
                    onClick={onRefresh}
                    disabled={loading}
                    className="h-6 w-6 p-0"
                  >
                    <RefreshCw className={`h-3 w-3 ${loading ? 'animate-spin' : ''}`} />
                  </Button>
                </div>
              </th>
            </tr>
          </thead>
          <tbody>
            {loading ? (
              <tr className="hover:bg-muted/50 border-b transition-colors">
                <td colSpan={9} className="p-2 align-middle text-center py-8">
                  加载中...
                </td>
              </tr>
            ) : accounts.length === 0 ? (
              <tr className="hover:bg-muted/50 border-b transition-colors">
                <td colSpan={9} className="p-2 align-middle text-center py-8">
                  暂无数据
                </td>
              </tr>
            ) : (
              accounts.map((account) => (
                <tr key={account.id} className="hover:bg-muted/50 border-b transition-colors">
                  <td className="p-2 align-middle w-12">
                    <Checkbox
                      checked={selectedIds.includes(account.id)}
                      onCheckedChange={(checked) => onSelectOne(account.id, checked as boolean)}
                    />
                  </td>
                  <td className="p-2 align-middle font-mono">{account.id}</td>
                  <td className="p-2 align-middle">{account.platform}</td>
                  <td className="p-2 align-middle font-mono max-w-[150px] truncate">{account.customId}</td>
                  <td className="p-2 align-middle">{account.ownerId}</td>
                  <td className="p-2 align-middle">{getStatusBadge(account.status)}</td>
                  <td className="p-2 align-middle max-w-[200px] truncate">{account.notes || '-'}</td>
                  <td className="p-2 align-middle text-sm text-muted-foreground">
                    {new Date(account.createdAt).toLocaleDateString('zh-CN')}
                  </td>
                  <td className="p-2 align-middle w-[120px]">
                    <div className="flex items-center space-x-1">
                      {onView && (
                        <Button
                          variant="ghost"
                          size="sm"
                          onClick={() => onView(account)}
                        >
                          <Eye className="h-3 w-3" />
                        </Button>
                      )}
                      {onEdit && (
                        <Button
                          variant="ghost"
                          size="sm"
                          onClick={() => onEdit(account)}
                        >
                          <Edit className="h-3 w-3" />
                        </Button>
                      )}
                      {onDelete && (
                        <Button
                          variant="ghost"
                          size="sm"
                          onClick={() => onDelete(account)}
                        >
                          <Trash2 className="h-3 w-3" />
                        </Button>
                      )}
                    </div>
                  </td>
                </tr>
              ))
            )}
          </tbody>
        </table>
      </div>
    </div>
  );
}