import { getCommunitylistAPI } from '@/api/system/community';
import { communitylist_rows_type } from '@/api/system/community/type';
import { deleteHouseApi, getBuildinglistAPI, getHouselistAPI, getVillageTree } from '@/api/system/house';
import type { addBuildingType, BuildingUnit, BuildingVo } from '@/api/system/house/type';
import { convertBuildingToTree } from '@/utils/house';
import { defineStore } from 'pinia';
// 数字排序
function sortNumberStr(a: string, b: string) {
  const numA = parseFloat(a);
  const numB = parseFloat(b);

  // 如果都是有效数字 → 按数字大小排（支持负数、小数）
  if (!isNaN(numA) && !isNaN(numB)) {
    return numA - numB;
  }

  // 否则按自然语言排
  return a.localeCompare(b, 'zh-CN', { numeric: true });
}
export const useHouseStore = defineStore(
  'house',
  () => {
    // 当前小区信息
    const currentVilageInfo = ref<communitylist_rows_type>();
    // 住宅类型
    const buildingtype = ref<number>(0);
    // 住宅列表
    const buildingtypelist = ref([]);
    // 房屋树状结构
    const treedata = ref([]);

    // 当前小区 所有楼栋信息
    const currentBuildingInfoList = ref<BuildingVo[]>([]);
    // 当前楼栋信息
    const currentBuildingInfo = ref<BuildingVo>({
      'id': null,
      'villageId': null,
      'villageName': '',
      'buildingName': '',
      'buildingUse': null,
      'buildToward': '',
      'buildTall': '',
      'buildStructure': '',
      'unitCount': null,
      'floorCount': null,
      'remark': ''
    });

    // 当前楼栋 所有房屋信息
    const currentHouseInfoList = ref<BuildingUnit>(null);

    // 当前楼栋 所有楼层数据
    const currentFloorInfoList = computed(() => {
      return (Array.from(floorslist.value) as string[]).sort(sortNumberStr);
    });
    // 楼层列表 set
    const floorslist = ref<Set<string>>(new Set());

    // 初始化
    const initHouse = async (buildingtype: number) => {
      // 查找当前小区
      const res = await getCommunitylistAPI();
      const currentVilage = res.rows.find((item) => item.choiceStatus === 0);
      currentVilageInfo.value = currentVilage;
      // 获取当前小区 所有楼栋信息
      const res2 = await getBuildinglistAPI(currentVilage.villageId, buildingtype);
      currentBuildingInfoList.value = res2.data;
      // 获取当前小区 第一个楼栋信息
      if (currentBuildingInfo.value.id === null) {
        currentBuildingInfo.value = res2.data[0];
      } else {
        // 更新当前楼栋的 信息
        currentBuildingInfo.value = res2.data.find((item) => item.id === currentBuildingInfo.value.id);
      }

      // 获取当前 第一个楼栋的所有信息
      const res3 = await getHouselistAPI(currentBuildingInfo.value.id);
      currentHouseInfoList.value = res3.data;
      floorslist.value = new Set();
      // 得到所有的有房屋的 楼层 数组
      currentHouseInfoList.value.units.forEach((item) => {
        item.floors.forEach((floor) => {
          floorslist.value.add(floor.floorNo);
        });
      });
    };

    // 选中的房屋
    const checkoutHouses = ref<string[]>([]);
    // 选中的房屋方法
    const checkoutHousesFun = (data: string[]) => {
      checkoutHouses.value = data;
    };

    // 切换住宅类型
    const switchHouseType = (housetype: number) => {
      getBuildinglistAPI(currentVilageInfo.value.villageId, housetype)
        .then(() => {
          buildingtype.value = housetype;
          initHouse(housetype);
          ElMessage.success('切换成功');
        })
        .catch(() => ElMessage.error('切换失败'));
    };

    // 切换楼栋
    const switchBuilding = (buildingId: string) => {
      // 切换之前 清空当前楼栋信息
      currentBuildingInfo.value = {
        'id': null,
        'villageId': null,
        'villageName': '',
        'buildingName': '',
        'buildingUse': null,
        'buildToward': '',
        'buildTall': '',
        'buildStructure': '',
        'unitCount': null,
        'floorCount': null,
        'remark': ''
      };
      currentHouseInfoList.value = null;
      getHouselistAPI(buildingId).then((res) => {
        currentHouseInfoList.value = res.data;
        console.log(currentHouseInfoList.value);
        // 获取当前楼栋信息并 赋值
        currentBuildingInfo.value = currentBuildingInfoList.value.find((item) => item.id === buildingId);

        // 清空 楼层信息
        floorslist.value = new Set();
        // 重新获取楼层信息
        currentHouseInfoList.value.units.forEach((item) => {
          item.floors.forEach((floor) => {
            floorslist.value.add(floor.floorNo);
          });
        });
        return;
      });
    };

    // 更新数据
    const updateHouse = () => {
      initHouse(buildingtype.value);
    };
    // 删除指定楼栋
    const deleteBuildingFun = (buildingId: string) => {
      console.log('删除楼栋');
      // 手动 从 楼栋列表中删除 指定楼栋
      currentBuildingInfoList.value = currentBuildingInfoList.value.filter((item) => item.id !== buildingId);
      // 判断指定楼栋是 当前楼栋
      if (currentBuildingInfo.value.id === buildingId) {
        // 获取楼栋列表中的第一个楼栋,并切换到第一个楼栋
        if (currentBuildingInfoList.value[0]) {
          currentBuildingInfo.value = currentBuildingInfoList.value[0];
          switchBuilding(currentBuildingInfo.value.id);
        }
      }
    };

    // 房屋 树状结构类型
    const getCurrentVilageTreeHouse = async () => {
      const res = await getCommunitylistAPI();
      const currentVilage = res.rows.find((item) => item.choiceStatus === 0);
      currentVilageInfo.value = currentVilage;
      getVillageTree(currentVilageInfo.value.villageId).then((res) => {
        treedata.value = convertBuildingToTree(res.data.buildings);
      });
    };
    return {
      currentVilageInfo,
      currentBuildingInfoList,
      currentBuildingInfo,
      currentHouseInfoList,
      currentFloorInfoList,
      checkoutHouses,
      buildingtype,
      buildingtypelist,
      treedata,
      checkoutHousesFun,
      initHouse,
      switchHouseType,
      switchBuilding,
      updateHouse,
      deleteBuildingFun,
      getCurrentVilageTreeHouse
    };
  },
  {
    persist: {
      storage: sessionStorage
    }
  }
);