import {
  Alert,
  Button,
  Card,
  Col,
  Descriptions,
  Divider,
  Drawer,
  Form,
  Input,
  InputNumber,
  Modal,
  Row,
  Select,
  Space,
  Statistic,
  Table,
  Tabs,
  Tag,
  Typography,
  message,
} from 'antd';
import type { ColumnsType } from 'antd/es/table';
import dayjs from 'dayjs';
import { Copy, Eye, Plus, RefreshCw, ShieldBan, Trash2 } from 'lucide-react';
import { useEffect, useState } from 'react';

import { PageHeader, Surface } from '@/components/Page';
import { apiRequest, jsonOptions } from '@/services/api';
import type {
  FulfillmentMetrics,
  Paged,
  ServiceCustomerBlock,
  ServiceLeaderboardItem,
  ServiceOrder,
  ServiceOrderStatus,
  ServicePackageTemplate,
  ServiceReview,
  ServiceReviewQr,
  ServiceReviewTemplate,
  ServiceReport,
  ServiceSettings,
} from '@/types';

const emptyPage = <T,>(): Paged<T> => ({ items: [], total: 0, page: 1, page_size: 20 });

const statusLabels: Record<ServiceOrderStatus, string> = {
  requested: '待处理',
  quoted: '待确认报价',
  confirmed: '已确认',
  in_progress: '服务中',
  completion_pending: '待扫码确认',
  completed: '已完成',
  rejected: '已拒绝',
  canceled_customer: '顾客取消',
  canceled_technician: '技师取消',
  disputed: '争议中',
  voided: '已作废',
};

const statusColors: Record<ServiceOrderStatus, string> = {
  requested: 'processing',
  quoted: 'warning',
  confirmed: 'cyan',
  in_progress: 'blue',
  completion_pending: 'purple',
  completed: 'success',
  rejected: 'error',
  canceled_customer: 'default',
  canceled_technician: 'default',
  disputed: 'volcano',
  voided: 'default',
};

type TemplateFormValue = {
  template_name: string;
  admin_note?: string;
  sort_order?: number;
  name: string;
  category: string;
  description: string;
  price_display: string;
  duration_minutes?: number;
  additional_fee_description: string;
};

export default function ServicesPage() {
  const [loading, setLoading] = useState(false);
  const [metrics, setMetrics] = useState<FulfillmentMetrics | null>(null);
  const [settings, setSettings] = useState<ServiceSettings | null>(null);
  const [templates, setTemplates] = useState<ServicePackageTemplate[]>([]);
  const [orders, setOrders] = useState<Paged<ServiceOrder>>(emptyPage());
  const [reviews, setReviews] = useState<Paged<ServiceReview>>(emptyPage());
  const [qrs, setQrs] = useState<Paged<ServiceReviewQr>>(emptyPage());
  const [leaderboard, setLeaderboard] = useState<Paged<ServiceLeaderboardItem>>(emptyPage());
  const [customerBlocks, setCustomerBlocks] = useState<Paged<ServiceCustomerBlock>>(emptyPage());
  const [reports, setReports] = useState<Paged<ServiceReport>>(emptyPage());
  const [reviewTemplate, setReviewTemplate] = useState<ServiceReviewTemplate | null>(null);
  const [orderStatus, setOrderStatus] = useState('');
  const [reviewStatus, setReviewStatus] = useState('pending');
  const [query, setQuery] = useState('');
  const [detail, setDetail] = useState<ServiceOrder | null>(null);
  const [templateTarget, setTemplateTarget] = useState<ServicePackageTemplate | null>(null);
  const [templateOpen, setTemplateOpen] = useState(false);
  const [orderAction, setOrderAction] = useState<{ order: ServiceOrder; action: 'resume' | 'void' } | null>(null);
  const [addressTarget, setAddressTarget] = useState<ServiceOrder | null>(null);
  const [reviewAction, setReviewAction] = useState<{ review: ServiceReview; action: 'reject' | 'void' } | null>(null);
  const [blockOpen, setBlockOpen] = useState(false);
  const [reportTarget, setReportTarget] = useState<{ report: ServiceReport; action: 'resolve' | 'dismiss' } | null>(null);
  const [settingsForm] = Form.useForm<ServiceSettings>();
  const [templateForm] = Form.useForm<TemplateFormValue>();
  const [reviewTemplateForm] = Form.useForm<Pick<ServiceReviewTemplate, 'questions'>>();
  const [orderReasonForm] = Form.useForm<{ reason: string }>();
  const [reviewReasonForm] = Form.useForm<{ reason: string }>();
  const [addressForm] = Form.useForm<{ reason: string }>();
  const [blockForm] = Form.useForm<{ customer_id: string; reason: string }>();
  const [reportForm] = Form.useForm<{ reason: string }>();

  const loadOrders = async (page = 1) => {
    const params = new URLSearchParams({ page: String(page), page_size: '20', status: orderStatus, query });
    setOrders(await apiRequest<Paged<ServiceOrder>>(`/directory/service-orders?${params}`));
  };

  const loadReviews = async (page = 1) => {
    const params = new URLSearchParams({ page: String(page), page_size: '20', status: reviewStatus, query });
    setReviews(await apiRequest<Paged<ServiceReview>>(`/directory/reviews?${params}`));
  };

  const refresh = async () => {
    setLoading(true);
    try {
      const [metricsValue, settingsValue, templateList, qrList, rankList, activeReviewTemplate, blockList, reportList] = await Promise.all([
        apiRequest<FulfillmentMetrics>('/directory/fulfillment-metrics'),
        apiRequest<ServiceSettings>('/directory/service-settings'),
        apiRequest<{ items: ServicePackageTemplate[] }>('/directory/package-templates?include_archived=true'),
        apiRequest<Paged<ServiceReviewQr>>('/directory/review-qrs?page=1&page_size=20'),
        apiRequest<Paged<ServiceLeaderboardItem>>('/directory/leaderboard?page=1&page_size=20'),
        apiRequest<ServiceReviewTemplate>('/directory/review-template'),
        apiRequest<Paged<ServiceCustomerBlock>>('/directory/customer-blocks?scope=global&active=true&page=1&page_size=20'),
        apiRequest<Paged<ServiceReport>>('/directory/reports?status=open&page=1&page_size=20'),
      ]);
      setMetrics(metricsValue);
      setSettings(settingsValue);
      settingsForm.setFieldsValue(settingsValue);
      setTemplates(templateList.items);
      setQrs(qrList);
      setLeaderboard(rankList);
      setCustomerBlocks(blockList);
      setReports(reportList);
      setReviewTemplate(activeReviewTemplate);
      reviewTemplateForm.setFieldsValue({
        questions: activeReviewTemplate.questions,
      });
      await Promise.all([loadOrders(orders.page), loadReviews(reviews.page)]);
    } catch (error) {
      message.error(error instanceof Error ? error.message : '咨询与评价数据加载失败');
    } finally {
      setLoading(false);
    }
  };

  useEffect(() => {
    void refresh();
  }, []);

  const saveSettings = async (values: ServiceSettings) => {
    const saved = await apiRequest<ServiceSettings>(
      '/directory/service-settings',
      jsonOptions('PUT', { ...values, confirm: true }),
    );
    setSettings(saved);
    settingsForm.setFieldsValue(saved);
    message.success('咨询与评价设置已更新');
  };

  const openTemplate = (item?: ServicePackageTemplate) => {
    setTemplateTarget(item || null);
    setTemplateOpen(true);
    if (!item) {
      templateForm.setFieldsValue({
        sort_order: 0,
        category: '通用服务',
        duration_minutes: 60,
        additional_fee_description: '其他费用请提前私聊沟通',
      });
      return;
    }
    const value = item.package;
    templateForm.setFieldsValue({
      template_name: item.name,
      admin_note: item.admin_note,
      sort_order: item.sort_order,
      name: value.name,
      category: value.category,
      description: value.description,
      price_display:
        value.price_display ||
        `${value.currency} ${value.min_price}/${value.price_unit === 'per_hour' ? '小时' : '次'}`,
      duration_minutes: value.duration_minutes || undefined,
      additional_fee_description:
        value.travel_fee.description || '其他费用请提前私聊沟通',
    });
  };

  const saveTemplate = async (values: TemplateFormValue) => {
    const payload = {
      template_name: values.template_name,
      admin_note: values.admin_note,
      sort_order: values.sort_order,
      confirm: true,
      package: {
        name: values.name,
        category: values.category,
        description: values.description,
        tags: [],
        service_modes: ['at_store', 'onsite'],
        price_mode: 'negotiable',
        currency: 'CNY',
        price_unit: 'per_service',
        min_price: '0',
        max_price: '0',
        price_display: values.price_display,
        duration_minutes: values.duration_minutes,
        service_radius_km: null,
        included_items: '',
        excluded_items: '',
        preparation: '',
        out_of_range_policy: '',
        travel_fee: {
          mode: 'quoted',
          amount: '0',
          per_km: '0',
          description: values.additional_fee_description,
        },
        addons: [],
      },
    };
    await apiRequest(
      templateTarget
        ? `/directory/package-templates/${templateTarget.template_id}`
        : '/directory/package-templates',
      jsonOptions(templateTarget ? 'PUT' : 'POST', payload),
    );
    setTemplateOpen(false);
    templateForm.resetFields();
    message.success(templateTarget ? '套餐模板已创建新版本' : '套餐模板已创建');
    await refresh();
  };

  const templateAction = (item: ServicePackageTemplate, action: string) => {
    Modal.confirm({
      title: action === 'archive' ? '归档套餐模板？' : `确认执行 ${action}？`,
      content: '模板操作不会同步、提醒或覆盖技师已发布套餐和历史服务单快照。',
      okText: '确认执行',
      onOk: async () => {
        await apiRequest(
          `/directory/package-templates/${item.template_id}/actions`,
          jsonOptions('POST', { action, confirm: true }),
        );
        message.success('模板状态已更新');
        await refresh();
      },
    });
  };

  const showOrder = async (order: ServiceOrder) => {
    setDetail(await apiRequest<ServiceOrder>(`/directory/service-orders/${order.order_id}`));
  };

  const submitOrderAction = async ({ reason }: { reason: string }) => {
    if (!orderAction) return;
    await apiRequest(
      `/directory/service-orders/${orderAction.order.order_id}/actions`,
      jsonOptions('POST', { action: orderAction.action, reason, confirm: true }),
    );
    setOrderAction(null);
    orderReasonForm.resetFields();
    message.success('服务单状态已更新');
    await refresh();
  };

  const revealAddress = async ({ reason }: { reason: string }) => {
    if (!addressTarget) return;
    const address = await apiRequest<{ kind: string; address_text: string; longitude: number; latitude: number }>(
      `/directory/service-orders/${addressTarget.order_id}/address`,
      jsonOptions('POST', { reason, confirm: true }),
    );
    setAddressTarget(null);
    addressForm.resetFields();
    Modal.info({
      title: '精确履约地址（敏感信息）',
      content: (
        <Space direction="vertical">
          <Typography.Text>{address.address_text}</Typography.Text>
          <Typography.Text type="secondary" className="numeric">
            {address.latitude}, {address.longitude}
          </Typography.Text>
          <Typography.Text type="warning">本次查看原因和管理员账号已记录审计。</Typography.Text>
        </Space>
      ),
    });
  };

  const approveReview = async (review: ServiceReview) => {
    const approved = await apiRequest<ServiceReview>(
      `/directory/reviews/${review.review_id}/actions`,
      jsonOptions('POST', { action: 'approve', confirm: true }),
    );
    if (approved.topic_publication?.status === 'published') {
      message.success('评价已审核通过并发布到技师公开话题');
    } else if (approved.topic_publication?.status === 'failed') {
      message.warning(`评价已通过，但话题发布失败：${approved.topic_publication.message}`);
    } else {
      message.warning('评价已通过；配置公开评价群后可自动发布');
    }
    await refresh();
  };

  const submitReviewAction = async ({ reason }: { reason: string }) => {
    if (!reviewAction) return;
    await apiRequest(
      `/directory/reviews/${reviewAction.review.review_id}/actions`,
      jsonOptions('POST', { action: reviewAction.action, reason, confirm: true }),
    );
    setReviewAction(null);
    reviewReasonForm.resetFields();
    message.success('评价状态已更新并重算排行');
    await refresh();
  };

  const publishReviewTemplate = async (values: Pick<ServiceReviewTemplate, 'questions'>) => {
    const published = await apiRequest<ServiceReviewTemplate>(
      '/directory/review-template',
      jsonOptions('PUT', { ...values, confirm: true }),
    );
    setReviewTemplate(published);
    message.success(`评价模板 V${published.version} 已发布，仅影响后续评价`);
  };

  const blockCustomer = async ({ customer_id, reason }: { customer_id: string; reason: string }) => {
    await apiRequest(
      `/directory/customer-blocks/${customer_id}`,
      jsonOptions('POST', { active: true, reason, confirm: true }),
    );
    setBlockOpen(false);
    blockForm.resetFields();
    message.success('顾客已全局封禁');
    await refresh();
  };

  const unblockCustomer = (item: ServiceCustomerBlock) => {
    Modal.confirm({
      title: `解除顾客 ${item.customer_id} 的全局封禁？`,
      okText: '确认解除',
      onOk: async () => {
        await apiRequest(
          `/directory/customer-blocks/${item.customer_id}`,
          jsonOptions('POST', { active: false, reason: '管理员解除全局封禁', confirm: true }),
        );
        message.success('顾客封禁已解除');
        await refresh();
      },
    });
  };

  const submitReportAction = async ({ reason }: { reason: string }) => {
    if (!reportTarget) return;
    await apiRequest(
      `/directory/reports/${reportTarget.report.report_id}/actions`,
      jsonOptions('POST', { action: reportTarget.action, reason, confirm: true }),
    );
    setReportTarget(null);
    reportForm.resetFields();
    message.success('举报已处理');
    await refresh();
  };

  const templateColumns: ColumnsType<ServicePackageTemplate> = [
    {
      title: '模板',
      minWidth: 220,
      render: (_, item) => (
        <Space direction="vertical" size={0}>
          <Typography.Text strong>{item.name}</Typography.Text>
          <Typography.Text type="secondary">{item.package.category} · V{item.version}</Typography.Text>
        </Space>
      ),
    },
    {
      title: '价格 / 时长',
      minWidth: 220,
      render: (_, item) => (
        <Space direction="vertical" size={0}>
          <Typography.Text>{item.package.price_display || `${item.package.currency} ${item.package.min_price}`}</Typography.Text>
          <Typography.Text type="secondary">约 {item.package.duration_minutes || '-'} 分钟</Typography.Text>
        </Space>
      ),
    },
    { title: '排序', dataIndex: 'sort_order', width: 80 },
    { title: '状态', dataIndex: 'status', width: 100, render: (value) => <Tag color={value === 'enabled' ? 'success' : value === 'archived' ? 'default' : 'warning'}>{value === 'enabled' ? '启用' : value === 'archived' ? '已归档' : '停用'}</Tag> },
    {
      title: '操作',
      width: 300,
      fixed: 'right',
      render: (_, item) => (
        <Space wrap>
          <Button size="small" onClick={() => openTemplate(item)}>编辑</Button>
          <Button size="small" icon={<Copy size={14} />} onClick={() => templateAction(item, 'duplicate')}>复制</Button>
          {item.status !== 'archived' ? (
            <Button size="small" onClick={() => templateAction(item, item.status === 'enabled' ? 'disable' : 'enable')}>
              {item.status === 'enabled' ? '停用' : '启用'}
            </Button>
          ) : null}
          {item.status !== 'archived' ? <Button size="small" danger onClick={() => templateAction(item, 'archive')}>归档</Button> : null}
        </Space>
      ),
    },
  ];

  const orderColumns: ColumnsType<ServiceOrder> = [
    { title: '服务单', dataIndex: 'order_id', width: 120, render: (value) => <Typography.Text className="numeric">{value.slice(0, 8)}</Typography.Text> },
    { title: '技师 / 顾客', minWidth: 220, render: (_, item) => <Space direction="vertical" size={0}><Typography.Text>{item.technician_name} · {item.technician_id}</Typography.Text><Typography.Text type="secondary">{item.customer_name} · {item.customer_id}</Typography.Text></Space> },
    { title: '套餐', minWidth: 180, render: (_, item) => <Space direction="vertical" size={0}><Typography.Text>{item.package_snapshot.name}</Typography.Text><Typography.Text type="secondary">{item.service_mode === 'at_store' ? '到店' : '上门'} · {item.distance_band}</Typography.Text></Space> },
    { title: '最终报价', width: 140, render: (_, item) => item.quote_snapshot ? `${item.quote_snapshot.currency} ${item.quote_snapshot.total_amount}` : '-' },
    { title: '状态', dataIndex: 'status', width: 130, render: (value: ServiceOrderStatus) => <Tag color={statusColors[value]}>{statusLabels[value]}</Tag> },
    { title: '更新时间', dataIndex: 'updated_at', width: 160, responsive: ['lg'], render: (value) => dayjs(value).format('YYYY-MM-DD HH:mm') },
    {
      title: '操作',
      width: 250,
      fixed: 'right',
      render: (_, item) => (
        <Space wrap>
          <Button size="small" icon={<Eye size={14} />} onClick={() => void showOrder(item)}>详情</Button>
          <Button size="small" onClick={() => { addressForm.resetFields(); setAddressTarget(item); }}>查看地址</Button>
          {item.status === 'disputed' ? <Button size="small" onClick={() => { orderReasonForm.resetFields(); setOrderAction({ order: item, action: 'resume' }); }}>恢复履约</Button> : null}
          {item.status !== 'voided' ? <Button size="small" danger onClick={() => { orderReasonForm.resetFields(); setOrderAction({ order: item, action: 'void' }); }}>作废</Button> : null}
        </Space>
      ),
    },
  ];

  const reviewColumns: ColumnsType<ServiceReview> = [
    { title: '评价', dataIndex: 'review_id', width: 110, render: (value) => value.slice(0, 8) },
    { title: '技师 / 顾客', minWidth: 210, render: (_, item) => <Space direction="vertical" size={0}><Typography.Text>{item.technician_name} · {item.technician_id}</Typography.Text><Typography.Text type="secondary">{item.customer_name} · {item.customer_id}</Typography.Text></Space> },
    { title: '来源', dataIndex: 'source', width: 150, render: (value) => <Tag color={value === 'qr_verified' ? 'success' : 'blue'}>{value === 'qr_verified' ? '完成服务单评价' : '用户主动评价'}</Tag> },
    { title: '评分', dataIndex: 'score', width: 90, render: (value) => value.toFixed(2) },
    { title: '重复风险', width: 190, render: (_, item) => <Space direction="vertical" size={0}><Typography.Text>累计 {item.customer_review_count} 次</Typography.Text><Typography.Text type="secondary">30天 {item.customer_review_count_30d} / 90天 {item.customer_review_count_90d}</Typography.Text><Typography.Text type={item.similar_content_count > 1 ? 'danger' : 'secondary'}>相似内容 {item.similar_content_count} 次</Typography.Text></Space> },
    {
      title: '评价内容',
      minWidth: 260,
      ellipsis: true,
      render: (_, item) =>
        [
          ...Object.values(item.choice_answers || {}).flat(),
          ...Object.values(item.text_answers || {}),
        ].join('；') || '-',
    },
    {
      title: '公开话题',
      width: 110,
      render: (_, item) =>
        item.topic_url ? <a href={item.topic_url} target="_blank" rel="noreferrer">查看</a> : '-',
    },
    { title: '状态', dataIndex: 'status', width: 100, render: (value) => <Tag>{value === 'pending' ? '待审核' : value === 'approved' ? '已批准' : value === 'rejected' ? '已拒绝' : '已作废'}</Tag> },
    {
      title: '操作',
      width: 200,
      fixed: 'right',
      render: (_, item) => (
        <Space>
          {item.status === 'pending' ? <Button size="small" type="primary" onClick={() => void approveReview(item)}>批准并发布</Button> : null}
          {item.status === 'pending' ? <Button size="small" danger onClick={() => { reviewReasonForm.resetFields(); setReviewAction({ review: item, action: 'reject' }); }}>拒绝</Button> : null}
          {item.status === 'approved' ? <Button size="small" danger onClick={() => { reviewReasonForm.resetFields(); setReviewAction({ review: item, action: 'void' }); }}>作废</Button> : null}
        </Space>
      ),
    },
  ];

  return (
    <>
      <PageHeader
        title="技师咨询与评价"
        actions={<Button icon={<RefreshCw size={16} />} loading={loading} onClick={() => void refresh()}>刷新</Button>}
      />
      <Alert
        showIcon
        type="info"
        message="咨询平台模式"
        description="顾客直接查看技师、私聊咨询并提交评价；管理员审核通过后，评价立即公开到该技师的独立话题并参与排行。"
        style={{ marginBottom: 16 }}
      />
      <Surface>
        <Tabs
          items={[
            {
              key: 'overview',
              label: '履约指标',
              children: (
                <>
                  <Row gutter={[16, 16]}>
                    <Col xs={12} lg={6}><Card><Statistic title="有效请求" value={metrics?.valid_requests || 0} /></Card></Col>
                    <Col xs={12} lg={6}><Card><Statistic title="请求提交率" value={(metrics?.request_submission_rate || 0) * 100} precision={1} suffix="%" /></Card></Col>
                    <Col xs={12} lg={6}><Card><Statistic title="报价率" value={(metrics?.quote_rate || 0) * 100} precision={1} suffix="%" /></Card></Col>
                    <Col xs={12} lg={6}><Card><Statistic title="顾客确认率" value={(metrics?.customer_confirmation_rate || 0) * 100} precision={1} suffix="%" /></Card></Col>
                    <Col xs={12} lg={6}><Card><Statistic title="撮合成功率" value={(metrics?.match_success_rate || 0) * 100} precision={1} suffix="%" /></Card></Col>
                    <Col xs={12} lg={6}><Card><Statistic title="履约完成率" value={(metrics?.fulfillment_rate || 0) * 100} precision={1} suffix="%" /></Card></Col>
                    <Col xs={12} lg={6}><Card><Statistic title="取消率" value={(metrics?.cancellation_rate || 0) * 100} precision={1} suffix="%" /></Card></Col>
                    <Col xs={12} lg={6}><Card><Statistic title="取消方（顾客 / 技师）" value={`${metrics?.cancellation_distribution.customer || 0} / ${metrics?.cancellation_distribution.technician || 0}`} /></Card></Col>
                  </Row>
                  <Typography.Paragraph type="secondary" style={{ marginTop: 12 }}>{metrics?.scope_note}</Typography.Paragraph>
                  <Divider />
                  <Typography.Title level={5}>公开评价话题</Typography.Title>
                  <Alert
                    showIcon
                    type="warning"
                    message="请使用已开启话题的公开超级群"
                    description="把当前 Bot 设为管理员并授予管理话题权限。每位技师会自动创建独立话题，审核通过的评价会立即发布。"
                    style={{ marginBottom: 16 }}
                  />
                  <Form form={settingsForm} layout="vertical" onFinish={(values) => void saveSettings(values)}>
                    <Row gutter={16}>
                      <Col xs={24} md={12}><Form.Item name="review_forum_chat_id" label="公开群 Chat ID" extra="例如：-1001234567890"><Input /></Form.Item></Col>
                      <Col xs={24} md={12}><Form.Item name="review_forum_username" label="公开群用户名" extra="例如：technician_reviews，无需填写 @"><Input /></Form.Item></Col>
                    </Row>
                    <Button type="primary" htmlType="submit" disabled={!settings}>保存公开群设置</Button>
                  </Form>
                </>
              ),
            },
            {
              key: 'templates',
              label: `套餐模板 (${templates.length})`,
              children: (
                <>
                  <div className="page-toolbar"><Button type="primary" icon={<Plus size={16} />} onClick={() => openTemplate()}>新建模板</Button></div>
                  <Table rowKey="template_id" columns={templateColumns} dataSource={templates} loading={loading} pagination={false} scroll={{ x: 1050 }} />
                </>
              ),
            },
            {
              key: 'orders',
              label: `服务订单 (${orders.total})`,
              children: (
                <>
                  <div className="page-toolbar">
                    <Select allowClear value={orderStatus || undefined} placeholder="全部状态" style={{ width: 170 }} onChange={(value) => setOrderStatus(value || '')} options={Object.entries(statusLabels).map(([value, label]) => ({ value, label }))} />
                    <Input allowClear value={query} onChange={(event) => setQuery(event.target.value)} onPressEnter={() => void loadOrders(1)} placeholder="订单、技师或顾客" style={{ width: 260 }} />
                    <Button onClick={() => void loadOrders(1)}>查询</Button>
                  </div>
                  <Table rowKey="order_id" columns={orderColumns} dataSource={orders.items} loading={loading} pagination={{ current: orders.page, pageSize: orders.page_size, total: orders.total, showSizeChanger: false }} onChange={(pagination) => void loadOrders(pagination.current || 1)} scroll={{ x: 1200 }} />
                </>
              ),
            },
            {
              key: 'reviews',
              label: `评价审核 (${reviews.total})`,
              children: (
                <>
                  <div className="page-toolbar">
                    <Select value={reviewStatus} style={{ width: 140 }} onChange={setReviewStatus} options={[{ value: 'pending', label: '待审核' }, { value: 'approved', label: '已批准' }, { value: 'rejected', label: '已拒绝' }, { value: 'voided', label: '已作废' }, { value: '', label: '全部' }]} />
                    <Input allowClear value={query} onChange={(event) => setQuery(event.target.value)} onPressEnter={() => void loadReviews(1)} placeholder="技师、顾客或评价 ID" style={{ width: 260 }} />
                    <Button onClick={() => void loadReviews(1)}>查询</Button>
                  </div>
                  <Table rowKey="review_id" columns={reviewColumns} dataSource={reviews.items} loading={loading} pagination={{ current: reviews.page, pageSize: reviews.page_size, total: reviews.total, showSizeChanger: false }} onChange={(pagination) => void loadReviews(pagination.current || 1)} scroll={{ x: 1300 }} />
                </>
              ),
            },
            {
              key: 'review-template',
              label: `评价模板 V${reviewTemplate?.version || '-'}`,
              children: (
                <Form form={reviewTemplateForm} layout="vertical" onFinish={(values) => void publishReviewTemplate(values)}>
                  <Alert showIcon type="warning" message="发布会创建新版本" description="支持单选、多选和输入框。单选项用于计算评分，所有单选问题的权重必须合计 100%；历史评价不受影响。" style={{ marginBottom: 16 }} />
                  <Typography.Title level={5}>评价问题（1–8 个）</Typography.Title>
                  <Form.List name="questions">
                    {(fields, { add, remove }) => (
                      <Space direction="vertical" size={16} style={{ width: '100%' }}>
                        {fields.map((field) => (
                          <Card
                            key={field.key}
                            size="small"
                            title={`问题 ${field.name + 1}`}
                            extra={<Button danger type="text" aria-label="删除问题" icon={<Trash2 size={16} />} onClick={() => remove(field.name)} />}
                          >
                            <Row gutter={12}>
                              <Col xs={24} md={12}><Form.Item {...field} name={[field.name, 'label']} label="问题" rules={[{ required: true, message: '请输入问题' }]}><Input placeholder="例如：这次服务体验怎么样？" /></Form.Item></Col>
                              <Col xs={12} md={6}><Form.Item {...field} name={[field.name, 'type']} label="控件" rules={[{ required: true }]}><Select options={[{ value: 'single_choice', label: '单选' }, { value: 'multiple_choice', label: '多选' }, { value: 'text', label: '输入框' }]} /></Form.Item></Col>
                              <Col xs={12} md={6}><Form.Item {...field} name={[field.name, 'required']} label="是否必填"><Select options={[{ value: true, label: '必填' }, { value: false, label: '可跳过' }]} /></Form.Item></Col>
                            </Row>
                            <Form.Item {...field} name={[field.name, 'description']} label="提示文字"><Input /></Form.Item>
                            <Form.Item {...field} name={[field.name, 'question_id']} hidden><Input /></Form.Item>
                            <Form.Item noStyle shouldUpdate>
                              {({ getFieldValue }) => {
                                const questionType = getFieldValue(['questions', field.name, 'type']);
                                if (questionType === 'text') {
                                  return <Form.Item {...field} name={[field.name, 'max_length']} label="最大字数"><InputNumber min={50} max={1000} /></Form.Item>;
                                }
                                return (
                                  <>
                                    {questionType === 'single_choice' ? (
                                      <Form.Item {...field} name={[field.name, 'weight']} label="评分权重" rules={[{ required: true, message: '请输入权重' }]}><InputNumber min={1} max={100} addonAfter="%" /></Form.Item>
                                    ) : null}
                                    <Typography.Text strong>选项（2–8 个）</Typography.Text>
                                    <Form.List name={[field.name, 'options']}>
                                      {(optionFields, optionActions) => (
                                        <Space direction="vertical" style={{ width: '100%', marginTop: 8 }}>
                                          {optionFields.map((optionField) => (
                                            <Row gutter={8} key={optionField.key} align="middle">
                                              <Col flex="auto"><Form.Item {...optionField} name={[optionField.name, 'label']} rules={[{ required: true, message: '请输入选项' }]} style={{ marginBottom: 0 }}><Input placeholder="选项文字" /></Form.Item></Col>
                                              {questionType === 'single_choice' ? <Col flex="100px"><Form.Item {...optionField} name={[optionField.name, 'score']} rules={[{ required: true, message: '分值' }]} style={{ marginBottom: 0 }}><InputNumber min={1} max={5} addonAfter="分" /></Form.Item></Col> : null}
                                              <Col flex="44px"><Button danger type="text" aria-label="删除选项" icon={<Trash2 size={16} />} onClick={() => optionActions.remove(optionField.name)} /></Col>
                                              <Form.Item {...optionField} name={[optionField.name, 'value']} hidden><Input /></Form.Item>
                                            </Row>
                                          ))}
                                          <Button size="small" icon={<Plus size={14} />} disabled={optionFields.length >= 8} onClick={() => optionActions.add({ value: `option_${Date.now()}`, label: '', score: questionType === 'single_choice' ? 5 : undefined })}>增加选项</Button>
                                        </Space>
                                      )}
                                    </Form.List>
                                  </>
                                );
                              }}
                            </Form.Item>
                          </Card>
                        ))}
                        <Button icon={<Plus size={16} />} disabled={fields.length >= 8} onClick={() => add({ question_id: `question_${Date.now()}`, type: 'single_choice', label: '', required: true, weight: 100, options: [{ value: 'excellent', label: '非常满意', score: 5 }, { value: 'good', label: '满意', score: 4 }, { value: 'average', label: '一般', score: 3 }, { value: 'poor', label: '不满意', score: 2 }, { value: 'bad', label: '非常不满意', score: 1 }] })}>增加问题</Button>
                      </Space>
                    )}
                  </Form.List>
                  <Divider />
                  <Button type="primary" htmlType="submit">发布新版评价模板</Button>
                </Form>
              ),
            },
            {
              key: 'ranking-risk',
              label: '排行与风控',
              children: (
                <>
                  <div className="page-toolbar"><Button danger icon={<ShieldBan size={16} />} onClick={() => setBlockOpen(true)}>全局封禁顾客</Button></div>
                  <Typography.Title level={5}>审核评价排行</Typography.Title>
                  <Table rowKey={(item) => `${item.technician_id}:${item.category}`} dataSource={leaderboard.items} pagination={false} columns={[
                    { title: '技师', render: (_, item) => `${item.display_name || item.technician_id}${item.username ? ` (@${item.username})` : ''}` },
                    { title: '分类', dataIndex: 'category' },
                    { title: '排行分', dataIndex: 'rank_score', render: (value) => value.toFixed(3) },
                    { title: '平均分', dataIndex: 'average_score', render: (value) => value.toFixed(2) },
                    { title: '批准评价', dataIndex: 'review_count' },
                  ]} />
                  <Divider />
                  <Typography.Title level={5}>全局顾客黑名单</Typography.Title>
                  <Table rowKey={(item) => `${item.scope}:${item.customer_id}`} dataSource={customerBlocks.items} pagination={false} columns={[
                    { title: '顾客 ID', dataIndex: 'customer_id' },
                    { title: '原因', dataIndex: 'reason' },
                    { title: '更新时间', dataIndex: 'updated_at', render: (value) => dayjs(value).format('YYYY-MM-DD HH:mm') },
                    { title: '操作', render: (_, item) => <Button size="small" onClick={() => unblockCustomer(item)}>解除封禁</Button> },
                  ]} />
                  <Divider />
                  <Typography.Title level={5}>待处理举报</Typography.Title>
                  <Table rowKey="report_id" dataSource={reports.items} pagination={false} columns={[
                    { title: '举报', dataIndex: 'report_id', render: (value) => value.slice(0, 8) },
                    { title: '举报人', dataIndex: 'reporter_id' },
                    { title: '对象', render: (_, item) => `${item.target_type} · ${item.target_id.slice(0, 12)}` },
                    { title: '原因', dataIndex: 'reason' },
                    { title: '操作', render: (_, item) => <Space><Button size="small" type="primary" onClick={() => { reportForm.resetFields(); setReportTarget({ report: item, action: 'resolve' }); }}>处理完成</Button><Button size="small" onClick={() => { reportForm.resetFields(); setReportTarget({ report: item, action: 'dismiss' }); }}>驳回</Button></Space> },
                  ]} />
                  <Divider />
                  <Typography.Title level={5}>完成评价二维码记录</Typography.Title>
                  <Table rowKey="qr_id" dataSource={qrs.items} pagination={false} columns={[
                    { title: '二维码', dataIndex: 'qr_id', render: (value) => value.slice(0, 8) },
                    { title: '服务单', dataIndex: 'order_id', render: (value) => value.slice(0, 8) },
                    { title: '技师 / 顾客', render: (_, item) => `${item.technician_id} / ${item.customer_id}` },
                    { title: '状态', dataIndex: 'status' },
                    { title: '过期时间', dataIndex: 'expires_at', render: (value) => dayjs(value).format('YYYY-MM-DD HH:mm') },
                  ]} />
                </>
              ),
            },
          ]}
        />
      </Surface>

      <Modal title={templateTarget ? '编辑套餐模板' : '新建套餐模板'} open={templateOpen} width={760} onCancel={() => { setTemplateOpen(false); templateForm.resetFields(); }} onOk={() => templateForm.submit()} okText="保存快照版本">
        <Form form={templateForm} layout="vertical" onFinish={(values) => void saveTemplate(values)}>
          <Row gutter={16}>
            <Col xs={24} md={16}><Form.Item name="template_name" label="后台模板名称" rules={[{ required: true }]}><Input /></Form.Item></Col>
            <Col xs={24} md={8}><Form.Item name="sort_order" label="排序"><InputNumber style={{ width: '100%' }} /></Form.Item></Col>
          </Row>
          <Form.Item name="admin_note" label="后台备注"><Input /></Form.Item>
          <Divider />
          <Row gutter={16}>
            <Col xs={24} md={12}><Form.Item name="name" label="默认服务名称" rules={[{ required: true }]}><Input /></Form.Item></Col>
            <Col xs={24} md={12}><Form.Item name="category" label="服务分类" rules={[{ required: true }]}><Input /></Form.Item></Col>
          </Row>
          <Form.Item name="price_display" label="默认服务价格" extra="直接填写给技师和顾客看的价格文字，例如：300 元/次起。" rules={[{ required: true }]}><Input /></Form.Item>
          <Form.Item name="description" label="默认服务内容" rules={[{ required: true }]}><Input.TextArea rows={4} /></Form.Item>
          <Row gutter={16}>
            <Col xs={24} md={8}><Form.Item name="duration_minutes" label="默认服务时长" rules={[{ required: true }]}><InputNumber min={15} max={480} addonAfter="分钟" style={{ width: '100%' }} /></Form.Item></Col>
            <Col xs={24} md={16}><Form.Item name="additional_fee_description" label="默认额外费用说明" rules={[{ required: true }]}><Input placeholder="例如：上门车费根据距离另行沟通" /></Form.Item></Col>
          </Row>
        </Form>
      </Modal>

      <Drawer title={`服务单 ${detail?.order_id.slice(0, 8) || ''}`} open={Boolean(detail)} width={680} onClose={() => setDetail(null)}>
        {detail ? (
          <>
            <Descriptions column={1} bordered size="small" items={[
              { key: 'status', label: '状态', children: statusLabels[detail.status] },
              { key: 'people', label: '技师 / 顾客', children: `${detail.technician_name} (${detail.technician_id}) / ${detail.customer_name} (${detail.customer_id})` },
              { key: 'package', label: '套餐', children: `${detail.package_snapshot.name} · ${detail.category}` },
              { key: 'mode', label: '方式 / 距离', children: `${detail.service_mode === 'at_store' ? '到店' : '上门'} · ${detail.distance_band}` },
              { key: 'requirements', label: '需求', children: detail.requirements },
              { key: 'quote', label: '最终报价', children: detail.quote_snapshot ? `${detail.quote_snapshot.currency} ${detail.quote_snapshot.total_amount}` : '-' },
              { key: 'reason', label: '关闭/争议原因', children: detail.close_reason || detail.dispute_reason || '-' },
            ]} />
            <Divider />
            <Typography.Title level={5}>状态轨迹</Typography.Title>
            {(detail.events || []).map((event, index) => (
              <Typography.Paragraph key={String(event.event_id || index)}>
                {dayjs(String(event.created_at)).format('YYYY-MM-DD HH:mm:ss')} · {String(event.event_type)} · {String(event.reason || '')}
              </Typography.Paragraph>
            ))}
          </>
        ) : null}
      </Drawer>

      <Modal title={orderAction?.action === 'void' ? '作废服务单' : '恢复争议服务单'} open={Boolean(orderAction)} onCancel={() => setOrderAction(null)} onOk={() => orderReasonForm.submit()} okText="确认执行" okButtonProps={{ danger: orderAction?.action === 'void' }}>
        <Form form={orderReasonForm} layout="vertical" onFinish={(values) => void submitOrderAction(values)}><Form.Item name="reason" label="处理原因" rules={[{ required: true, message: '必须填写原因' }]}><Input.TextArea rows={4} /></Form.Item></Form>
      </Modal>
      <Modal title="查看精确地址" open={Boolean(addressTarget)} onCancel={() => setAddressTarget(null)} onOk={() => addressForm.submit()} okText="确认查看" okButtonProps={{ danger: true }}>
        <Alert showIcon type="error" message="精确地址属于敏感信息" description="必须填写真实争议处理原因。本次访问会写入服务单事件和管理员审计。" style={{ marginBottom: 16 }} />
        <Form form={addressForm} layout="vertical" onFinish={(values) => void revealAddress(values)}><Form.Item name="reason" label="查看原因" rules={[{ required: true, message: '必须填写查看原因' }]}><Input.TextArea rows={4} /></Form.Item></Form>
      </Modal>
      <Modal title={reviewAction?.action === 'void' ? '作废已批准评价' : '拒绝评价'} open={Boolean(reviewAction)} onCancel={() => setReviewAction(null)} onOk={() => reviewReasonForm.submit()} okText="确认执行" okButtonProps={{ danger: true }}>
        <Form form={reviewReasonForm} layout="vertical" onFinish={(values) => void submitReviewAction(values)}><Form.Item name="reason" label="原因" rules={[{ required: true, message: '必须填写原因' }]}><Input.TextArea rows={4} /></Form.Item></Form>
      </Modal>
      <Modal title="全局封禁顾客" open={blockOpen} onCancel={() => setBlockOpen(false)} onOk={() => blockForm.submit()} okText="确认封禁" okButtonProps={{ danger: true }}>
        <Form form={blockForm} layout="vertical" onFinish={(values) => void blockCustomer(values)}>
          <Form.Item name="customer_id" label="Telegram 用户 ID" rules={[{ required: true }]}><Input /></Form.Item>
          <Form.Item name="reason" label="封禁原因" rules={[{ required: true }]}><Input.TextArea rows={4} /></Form.Item>
        </Form>
      </Modal>
      <Modal title={reportTarget?.action === 'resolve' ? '标记举报已处理' : '驳回举报'} open={Boolean(reportTarget)} onCancel={() => setReportTarget(null)} onOk={() => reportForm.submit()} okText="确认处理">
        <Form form={reportForm} layout="vertical" onFinish={(values) => void submitReportAction(values)}>
          <Form.Item name="reason" label="处理说明" rules={[{ required: true }]}><Input.TextArea rows={4} /></Form.Item>
        </Form>
      </Modal>
    </>
  );
}