import { ref, computed } from 'vue';
import { useI18n } from 'vue-i18n';
import { $baseMessage } from '@/utils';
import { postGetTrackOrderList } from '@/api/TrackOrder/trackOrder';
  import { convertToTime } from '../utils';
  import { toServerSearchValue } from '@/components/HandsontablePro/filterValue';
import { adaptTrackOrderDateRange } from '@/utils/headerFilterAdapter';
import {
  MAX_HEADER_BATCH_VALUES,
  clampBatchValues,
} from '@/utils/headerFilterLimits';

export function useTrackOrderData(options: {
  userStore: any;
  searchInfo: any;
  searchParams: any;
  activeTab: any;
}) {
  const { t } = useI18n();
  const { userStore, searchInfo, searchParams, activeTab } = options;

  const tableData = ref<any[]>([]);
  const totalCount = ref(0);
  const currentPage = ref(1);
  const pageSize = ref(50);
  const loading = ref(false);

  // 加载表格数据
  async function loadTableData() {
    try {
      loading.value = true;
      
      // 根据当前 activeTab 确定 trackOrderType（完全由 tab 决定）
      let trackOrderType: number;
      if (activeTab.value === 'small') {
        trackOrderType = 1;
      } else if (activeTab.value === 'package') {
        trackOrderType = 2;
      } else {
        trackOrderType = 4;
      }
      
      // 合并searchInfo和searchParams，优先使用searchParams中的值
      // 处理客户单号：如果是逗号分隔的字符串，转换为数组
      let orderNos: string[] = [];
      const orderNumberPlain = toServerSearchValue(searchParams.orderNumber || '');
      if (orderNumberPlain) {
        const { values, truncated, originalCount } = clampBatchValues(
          orderNumberPlain.split(',').map((v: string) => v.trim()).filter(Boolean),
        );
        orderNos = values;
        if (truncated) {
          $baseMessage(
            `单号最多 ${MAX_HEADER_BATCH_VALUES} 个，已保留前 ${values.length} 个（原 ${originalCount} 个）`,
            'warning',
          );
        }
      } else if ((searchInfo as any).orderNos && Array.isArray((searchInfo as any).orderNos)) {
        const { values, truncated, originalCount } = clampBatchValues(
          (searchInfo as any).orderNos.map(String),
        );
        orderNos = values;
        if (truncated) {
          $baseMessage(
            `单号最多 ${MAX_HEADER_BATCH_VALUES} 个，已保留前 ${values.length} 个（原 ${originalCount} 个）`,
            'warning',
          );
        }
      }

      const dateRange = adaptTrackOrderDateRange(searchParams, {
        createTimeStart: (searchInfo as any).createTimeStart || '',
        createTimeEnd: (searchInfo as any).createTimeEnd || '',
      });

      const newestTrackTimeZoneRaw = toServerSearchValue(searchParams.newestTrackTimeZone || '');
      const destinationTimeZoneRaw = toServerSearchValue(searchParams.destinationTimeZone || '');
      const newestTrackTimeZone = newestTrackTimeZoneRaw !== '' && !Number.isNaN(Number(newestTrackTimeZoneRaw))
        ? Number(newestTrackTimeZoneRaw)
        : undefined;
      const destinationTimeZone = destinationTimeZoneRaw !== '' && !Number.isNaN(Number(destinationTimeZoneRaw))
        ? Number(destinationTimeZoneRaw)
        : undefined;

      let isFinish: boolean | undefined;
      if (searchParams.isFinish === true || searchParams.isFinish === 'true') isFinish = true;
      else if (searchParams.isFinish === false || searchParams.isFinish === 'false') isFinish = false;
      
      const requestParams: any = {
        pageIndex: currentPage.value - 1,
        pageSize: pageSize.value,
        appKey: userStore.appKey,
        // 优先使用表头搜索的客户单号（已转换为数组），否则使用表单的客户单号
        orderNos: orderNos,
        trackOrderType: trackOrderType,
        customer: toServerSearchValue(searchParams.customer || ''),
        // 表头筛选字段（尾程/其他单号支持逗号分隔多值）
        trackNo: toServerSearchValue(searchParams.trackNo || ''),
        otherNo: toServerSearchValue(searchParams.otherNo || ''),
        product: toServerSearchValue(searchParams.product || ''),
        channel: toServerSearchValue(searchParams.channel || ''),
        apiCode: toServerSearchValue(searchParams.apiCode || ''),
        countryCode: toServerSearchValue(searchParams.countryCode || ''),
        province: toServerSearchValue(searchParams.province || ''),
        city: toServerSearchValue(searchParams.city || ''),
        postcode: toServerSearchValue(searchParams.postcode || ''),
        email: toServerSearchValue(searchParams.email || ''),
        newestTrackStatus: toServerSearchValue(searchParams.newestTrackStatus || ''),
        newestTrackContent: toServerSearchValue(searchParams.newestTrackContent || ''),
        newestTrackEnContent: toServerSearchValue(searchParams.newestTrackEnContent || ''),
        newestTrackPlace: toServerSearchValue(searchParams.newestTrackPlace || ''),
        newestTrackTimeStart: dateRange.newestTrackTimeStart || '',
        newestTrackTimeEnd: dateRange.newestTrackTimeEnd || '',
        newestTrackTimeZone,
        isFinish,
        estimatedDeliveryDateStart: dateRange.estimatedDeliveryDateStart || '',
        estimatedDeliveryDateEnd: dateRange.estimatedDeliveryDateEnd || '',
        destinationTimeZone,
        createTimeStart: dateRange.createTimeStart || '',
        createTimeEnd: dateRange.createTimeEnd || '',
      };
      
      const response: any = await postGetTrackOrderList(requestParams as API.GetPageTrackOrderInput);
      
      // 更新分页总数和数据
      const result = response?.data || response;
      // 确保 totalCount 是数字类型
      totalCount.value = Number(result?.totalCount) || 0;
      tableData.value = result?.items || [];
      
      // 数据已更新，HandsontablePro 组件会自动响应
    } catch (error) {
      $baseMessage('加载数据失败', 'error');
    } finally {
      loading.value = false;
    }
  }

  // 处理数据映射（时区转换，isFinish 不转换，因为 customCellRenderer 需要原始值）
  const processedTableData = computed(() => {
    return tableData.value.map((row) => ({
      ...row,
      newestTrackTimeZone: row.newestTrackTimeZone !== undefined && row.newestTrackTimeZone !== null 
        ? (row.newestTrackTimeZone === 0 ? convertToTime(row.newestTrackTimeZone) : convertToTime(row.newestTrackTimeZone))
        : '--',
      destinationTimeZone: row.destinationTimeZone !== undefined && row.destinationTimeZone !== null
        ? (row.destinationTimeZone === 0 ? convertToTime(row.destinationTimeZone) : convertToTime(row.destinationTimeZone))
        : '--',
    }));
  });

  return {
    tableData,
    totalCount,
    currentPage,
    pageSize,
    loading,
    loadTableData,
    processedTableData,
  };
}