重新生成这个页面使用Composition API重构要求用vue2编写且只要写 setup() {后面的代码要求方法全部都要重构主体代码template内的代码不用写

好的，以下是使用 Composition API 重构后的 `setup()` 函数部分的代码。由于 Vue 2 不支持 Composition API，我们需要借助 `@vue/composition-api` 插件来实现这一点。以下是重构后的代码：

import { reactive, ref, computed, onMounted, watch } from '@vue/composition-api';
import { getAction, postAction } from '@/api/manage';
import MyFastDatePicker from '@/components/date/MyFastDatePicker';

export default {
  name: 'ProjectMaterialDetails',
  components: { MyFastDatePicker },
  setup(props, context) {
    const state = reactive({
      nowFirst: 'projectCode',
      columnsKey: 0,
      projectNameList: [],
      projectName_Code: '',
      projectBudgetMarginWarning: 0,
      expandedRowKeys: [],
      workorderProjectList: [],
      description: '营业报表管理页面',
      fastTime: ['本月', '上月', '近半年'],
      noCreate: true,
      hasUpdateTime: true,
      configOrderSubTypeList: [],
      configOrderSubTypeTemp: undefined,
      allDepartList: [],
      hallCodeDataList: [],
      spinning: false,
      checkFlag: true,
      updateTime: '',
      url: {
        list: "/web/materialVoucherDetails/getProjectMaterialStatistic",
        exportXlsxUrl: "/web/materialVoucherDetails/exportProjectMaterialStatisticExcel",
        exportPdfUrl: "/web/bizBusinessRecord/exportpdf",
        exportDetailUrl: "/web/bizBusinessRecord/exportDetailExcel"
      },
      keyList: ['saleNum', 'saleName', 'terminalTypeName', 'userTypeName', 'configOrderMainTypeName', 'configOrderSubTypeName'],
      ipagination: {
        current: 1,
        pageSize: 20,
        pageSizeOptions: ['20', '50', '80'],
        showTotal: (total, range) => `${range[0]}-${range[1]} 共${total}条`,
        showQuickJumper: true,
        showSizeChanger: true,
        total: 0
      },
      originColums: [],
      columns: [
        { title: '项目编号', align: "center", dataIndex: 'projectCode', customRender: (text, row, index) => renderMergedCells(text, row, index, 'projectCode') },
        { title: '项目名称', align: "center", dataIndex: 'projectCode_dictText', customRender: (text, row, index) => renderMergedCells(text, row, index, 'projectCode_dictText') },
        { title: '（子）项目名称', align: "center", dataIndex: 'subProjectCode_dictText', customRender: (text, row, index) => renderMergedCells(text, row, index, 'subProjectCode_dictText') },
        { title: '部门名称', align: "center", dataIndex: 'orgCode_dictText', customRender: (text, row, index) => renderMergedCells(text, row, index, 'orgCode_dictText') },
        { title: '物资编号', align: "center", dataIndex: 'materialCode', scopedSlots: { customRender: 'publicText' } },
        { title: '物资名称', align: "center", dataIndex: 'materialName', scopedSlots: { customRender: 'publicText' } },
        { title: '厂商', align: "center", dataIndex: 'producerId_dictText', scopedSlots: { customRender: 'publicText' } },
        { title: '规格型号', align: "center", dataIndex: 'specification', scopedSlots: { customRender: 'publicText' } },
        { title: '单位', align: "center", dataIndex: 'unit', scopedSlots: { customRender: 'publicText' } },
        { title: '成本价（元）', align: "center", dataIndex: 'originPrice', scopedSlots: { customRender: 'publicText' } },
        { title: '领用总数', align: "center", dataIndex: 'requisitionNum', slots: { title: 'requisitionNum_title' }, scopedSlots: { customRender: 'publicText' } },
        { title: '施工用料', align: "center", dataIndex: 'constructionNum', scopedSlots: { customRender: 'publicText' } },
        { title: '验收用料', align: "center", dataIndex: 'acceptanceNum', scopedSlots: { customRender: 'publicText' } },
        { title: '结算用料', align: "center", dataIndex: 'settlementNum', scopedSlots: { customRender: 'publicText' } },
        { title: '结算余料', align: "center", dataIndex: 'settlementRemainNum', scopedSlots: { customRender: 'settlementRemainNum' } },
        { title: '盘点余料', align: "center", dataIndex: 'inventoryRemainNum', scopedSlots: { customRender: 'publicText' } },
        { title: '盘点损益', align: "center", dataIndex: 'inventoryProfitAndLossNum', slots: { title: 'inventoryProfitAndLossNum_title' }, scopedSlots: { customRender: 'inventoryProfitAndLossNum' } }
      ],
      queryParam: {
        type: '',
        projectCode: '',
        projectName: '',
        subProjectName: '',
        departId: '',
        material: '',
        producerId: '',
        specification: '',
        materialInventoryResult: '',
        projectDateBegin: '',
        projectDateEnd: ''
      },
      dataSource: [],
      loading: false,
      toggleSearchStatus: false
    });

    const renderMergedCells = (value, row, index, dataIndex) => {
      const obj = { children: value, attrs: {} };
      const dataSource = state.dataSource;
      if (dataIndex === 'projectCode') {
        if (index === 0 || row.projectCode_dictText !== dataSource[index - 1].projectCode_dictText) {
          let rowSpan = 1;
          for (let i = index + 1; i < dataSource.length; i++) {
            if (dataSource[i].projectCode_dictText === row.projectCode_dictText) {
              rowSpan++;
            } else {
              break;
            }
          }
          obj.attrs.rowSpan = rowSpan;
        } else {
          obj.attrs.rowSpan = 0;
        }
      } else if (dataIndex === 'orgCode_dictText') {
        if (index === 0 || row.orgCode_dictText !== dataSource[index - 1].orgCode_dictText || row.projectCode_dictText !== dataSource[index - 1].projectCode_dictText) {
          let rowSpan = 1;
          for (let i = index + 1; i < dataSource.length; i++) {
            if (dataSource[i].orgCode_dictText === row.orgCode_dictText && dataSource[i].projectCode_dictText === row.projectCode_dictText) {
              rowSpan++;
            } else {
              break;
            }
          }
          obj.attrs.rowSpan = rowSpan;
        } else {
          obj.attrs.rowSpan = 0;
        }
      } else {
        if (index === 0 || row.subProjectCode_dictText !== dataSource[index - 1].subProjectCode_dictText) {
          let rowSpan = 1;
          for (let i = index + 1; i < dataSource.length; i++) {
            if (dataSource[i].subProjectCode_dictText === row.subProjectCode_dictText) {
              rowSpan++;
            } else {
              break;
            }
          }
          obj.attrs.rowSpan = rowSpan;
        } else {
          obj.attrs.rowSpan = 0;
        }
      }
      return obj;
    };

    const materialInventoryResultChange = (val) => {
      state.queryParam.materialInventoryResult = val;
      context.root.$forceUpdate();
    };

    const beforeSearchQuery = () => {
      searchQuery();
      departChange(state.queryParam.type);
    };

    const beforeSearchReset = () => {
      searchReset();
      departChange();
    };

    const deepClone = (input, hash = new WeakMap()) => {
      if (input === null || typeof input !== 'object') {
        return input;
      }
      if (hash.has(input)) {
        return hash.get(input);
      }
      let output = Array.isArray(input) ? [] : {};
      hash.set(input, output);
      if (Array.isArray(input)) {
        output = input.map(item => deepClone(item, hash));
      } else {
        for (let key in input) {
          if (input.hasOwnProperty(key)) {
            if (typeof input[key] === 'function') {
              output[key] = input[key].bind(output);
            } else {
              output[key] = deepClone(input[key], hash);
            }
          }
        }
      }
      return output;
    };

    const departChange = (val) => {
      if (val == 2) {
        state.nowFirst = 'orgCode_dictText';
        let objectArray = deepClone(state.originColums);
        let movedElement = objectArray.splice(3, 1)[0];
        objectArray.unshift(movedElement);
        state.columns = objectArray;
      } else {
        state.nowFirst = 'projectCode';
        state.columns = deepClone(state.originColums);
      }
      state.columnsKey += 1;
    };

    const subProjectCodeChange = (val, options) => {
      console.log('subProjectCodeChange', val, options, state.queryParam.subProjectName);
    };

    const projectCodeSearch = (value) => {
      getAction('/web/projectRecord/searchMainProject', { order: 'desc', pageNo: 1, pageSize: 100, keyword: value })
        .then(res => {
          const data = [];
          res.result.forEach(item => {
            data.push({ id: item.id, value: item.projectCode, text: item.projectName });
          });
          state.projectNameList = data;
        });
    };

    const projectCodeChange = (value) => {
      state.queryParam.projectName_Code = value;
      const obj = state.projectNameList.filter(item => item.id === value);
      console.log('projectCodeChange', value, obj);
      if (obj.length > 0) {
        state.exportParams.projectName = obj[0].text;
        state.queryParam.projectName = obj[0].text;
      } else {
        state.exportParams.projectName = '';
        state.queryParam.projectName = '';
      }
    };

    const change = (val1, val2, val3) => {
      console.log('改变', val3);
      state.exportParams.dateTpye = val3 === 2 ? 1 : 2;
      state.queryParam.projectDateBegin = val1;
      state.queryParam.projectDateEnd = val2;
      state.queryParam.hiddenZeroTotalAmountFlag = state.checkFlag ? 1 : 0;
    };

    const handelChange = () => {
      state.configOrderSubTypeTemp = undefined;
      state.queryParam.configOrderSubType = undefined;
      state.queryParam.incomeExpenseType = '';
      getConfigOrderSubTypeList();
    };

    const getConfigOrderSubTypeList = () => {
      if (state.queryParam.configOrderMainType) {
        getAction('/web/bizTransactionOrder/getOrderSubType', { configOrderMainType: state.queryParam.configOrderMainType })
          .then(res => {
            if (res.code == 200) {
              switch (state.queryParam.configOrderMainType) {
                case '1':
                  let arr = [];
                  for (let i = 0; i < res.result.length; i++) {
                    arr.push(res.result.slice(i, i + 1));
                  }
                  arr.forEach(v => {
                    v.push({ value: v[0].value, label: v[0].label + '（退）' });
                  });
                  let result = [].concat.apply([], arr).filter(v => {
                    return v.value != 96 && v.value != 98;
                  });
                  state.configOrderSubTypeList = result;
                  break;
                case '2':
                  state.configOrderSubTypeList = res.result.filter(v => {
                    return Number(v.value) <= 7 || Number(v.value) == 15 || Number(v.value) == 16 || Number(v.value) == 20 || Number(v.value) == 21;
                  });
                  break;
                case '3':
                  state.configOrderSubTypeList = res.result.filter(v => {
                    return Number(v.value) !== 7 && Number(v.value) !== 8 && Number(v.value) !== 12 && Number(v.value) !== 14 && Number(v.value) !== 10 && Number(v.value) !== 16;
                  });
                  break;
                default:
                  state.configOrderSubTypeList = res.result;
                  break;
              }
            }
          });
      } else {
        context.root.$message.warning('请选择业务类型！');
      }
    };

    const handleChange = (val) => {
      state.configOrderSubTypeList = [];
      state.queryParam.configOrderSubType = '';
      state.configOrderSubTypeTemp = undefined;
      state.queryParam.incomeExpenseType = '';
    };

    const handleConfigOrderSubTypeChange = (val) => {
      state.configOrderSubTypeTemp = val;
      if (state.queryParam.configOrderMainType == 1) {
        state.queryParam.incomeExpenseType = val.key.substr(val.key.length - 1, 1);
      } else {
        state.queryParam.incomeExpenseType = '';
      }
    };

    const handleOpen = (record) => {
    };

    const filterOption = (input, option) => {
      return option.componentOptions.children[0].text.toLowerCase().indexOf(input.toLowerCase()) >= 0;
    };

    const searchQuery = () => {
      let val = state.configOrderSubTypeTemp;
      if (val) {
        if (state.queryParam.configOrderMainType == 1) {
          if (val.key.length == 2) {
            state.queryParam.configOrderSubType = val.key.substr(0, 1);
          } else {
            state.queryParam.configOrderSubType = val.key.substr(0, 2);
          }
        } else {
          state.queryParam.configOrderSubType = val.key;
        }
      }
      loadData(1);
    };

    const searchReset = () => {
      state.queryParam.type = '';
      state.queryParam.projectName = '';
      state.queryParam.subProjectName = '';
      state.queryParam.departId = '';
      state.queryParam.material = '';
      state.queryParam.producerId = '';
      state.queryParam.specification = '';
      state.queryParam.materialInventoryResult = '';