// 价格信息表
const PRICE_BOOK = (() => {
  const setting = {
    header: [
      { headerName: '编码', headerWidth: 100, dataCode: 'code', dataType: 'String', hAlign: 'left', vAlign: 'center', formatter: "@" },
      { headerName: '别名编码', headerWidth: 70, dataCode: 'classCode', dataType: 'String', hAlign: 'left', vAlign: 'center', formatter: "@" },
      { headerName: '名称', headerWidth: 200, dataCode: 'name', dataType: 'String', hAlign: 'left', vAlign: 'center' },
      { headerName: '规格型号', headerWidth: 120, dataCode: 'specs', dataType: 'String', hAlign: 'left', vAlign: 'center' },
      { headerName: '单位', headerWidth: 80, dataCode: 'unit', dataType: 'String', hAlign: 'center', vAlign: 'center' },
      { headerName: '不含税价', headerWidth: 80, dataCode: 'noTaxPrice', dataType: 'String', hAlign: 'right', vAlign: 'center' },
      { headerName: '含税价', headerWidth: 80, dataCode: 'taxPrice', dataType: 'String', hAlign: 'right', vAlign: 'center' },
      { headerName: '月份备注', headerWidth: 140, dataCode: 'dateRemark', dataType: 'String', hAlign: 'left', vAlign: 'center' },
      { headerName: '计算式', headerWidth: 100, dataCode: 'expString', dataType: 'String', hAlign: 'left', vAlign: 'center' },
    ],
  };
  // 初始化表格
  const workBook = initSheet($('#price-spread')[0], setting);
  workBook.options.allowUserDragDrop = true;
  workBook.options.allowUserDragFill = true;
  lockUtil.lockSpreads([workBook], locked);
  const sheet = workBook.getSheet(0);

  let cache = [];
  // 清空
  function clear() {
    cache = [];
    sheet.setRowCount(0);
  }

  // 是否正在检测重复数据
  let isCheckingRepeat = false;

  // 初始化数据
  async function initData(classIDList) {
    isCheckingRepeat = false;
    $('#check-repeat').text('检测重复别名编码');
    if (!classIDList || !classIDList.length) {
      return clear();
    }
    $.bootstrapLoading.start();
    try {
      cache = await ajaxPost('/priceInfo/getPriceData', { classIDList }, 1000 * 60 * 10);
      cache = _.sortBy(cache, 'classCode');
      showData(sheet, cache, setting.header, 5);
      const row = sheet.getActiveRowIndex();
      const keywordList = cache[row] && cache[row].keywordList || [];
      KEYWORD_BOOK.showKeywordData(keywordList);
    } catch (err) {
      cache = [];
      sheet.setRowCount(0);
      alert(err);
    } finally {
      $.bootstrapLoading.end();
    }
  }

  // 编辑处理
  async function handleEdit(changedCells, needLoading = true) {
    $.bootstrapLoading.start();
    const areaID = AREA_BOOK.curArea.ID;
    const postData = []; // 请求用
    // 更新缓存用
    const updateData = [];
    const deleteData = [];
    const insertData = [];
    try {
      changedCells.forEach(({ row }) => {
        if (cache[row]) {
          const rowData = getRowData(sheet, row, setting.header);
          if (Object.keys(rowData).length) { // 还有数据，更新
            const diffData = getRowDiffData(rowData, cache[row], setting.header);
            if (diffData) {
              postData.push({ type: UpdateType.UPDATE, ID: cache[row].ID, areaID, compilationID, period: curLibPeriod, data: diffData });
              updateData.push({ row, data: diffData });
            }
          } else { // 该行无数据了，删除
            postData.push({ type: UpdateType.DELETE, ID: cache[row].ID, areaID, compilationID, period: curLibPeriod });
            deleteData.push(cache[row]);
          }
        } else { // 新增
          const rowData = getRowData(sheet, row, setting.header);
          if (Object.keys(rowData).length) {
            rowData.ID = uuid.v1();
            rowData.libID = libID;
            rowData.compilationID = compilationID;
            rowData.areaID = AREA_BOOK.curArea.ID;
            rowData.classID = CLASS_BOOK.curClass.ID;
            rowData.period = curLibPeriod;
            postData.push({ type: UpdateType.CREATE, data: rowData });
            insertData.push(rowData);
          }
        }
      });
      if (postData.length) {
        await ajaxPost('/priceInfo/editPriceData', { postData }, TIME_OUT);
        // 更新缓存，先更新然后删除，最后再新增，防止先新增后缓存数据的下标与更新、删除数据的下标对应不上
        updateData.forEach(item => {
          Object.assign(cache[item.row], item.data);
        });
        deleteData.forEach(item => {
          const index = cache.indexOf(item);
          if (index >= 0) {
            cache.splice(index, 1);
          }
        });
        insertData.forEach(item => cache.push(item));
        if (deleteData.length || insertData.length) {
          showData(sheet, cache, setting.header, isCheckingRepeat ? 0 : 5);
        }
      }
    } catch (err) {
      // 恢复各单元格数据
      showData(sheet, cache, setting.header, 5);
    }
    $.bootstrapLoading.end();
  }
  sheet.bind(GC.Spread.Sheets.Events.ValueChanged, function (e, info) {
    const changedCells = [{ row: info.row }];
    handleEdit(changedCells);
  });

  const handleSelectionChange = (row) => {
    // 显示关键字数据
    const keywordList = cache[row] && cache[row].keywordList || [];
    KEYWORD_BOOK.showKeywordData(keywordList);
  }

  sheet.bind(GC.Spread.Sheets.Events.SelectionChanged, function (e, info) {
    const row = info.newSelections && info.newSelections[0] ? info.newSelections[0].row : 0;
    handleSelectionChange(row);
  });
  sheet.bind(GC.Spread.Sheets.Events.RangeChanged, function (e, info) {
    const changedRows = [];
    let preRow;
    info.changedCells.forEach(({ row }) => {
      if (row !== preRow) {
        changedRows.push({ row });
      }
      preRow = row;
    });
    handleEdit(changedRows);
  });

  // 显示重复别名编码数据
  let orgCache = [...cache];
  const showRepeatData = () => {
    if (isCheckingRepeat) {
      $('#check-repeat').text('检测重复别名编码');
      isCheckingRepeat = false;
      cache = orgCache;
      showData(sheet, cache, setting.header, 5);
      return;
    }
    $('#check-repeat').text('检测重复别名编码(检测中)');
    isCheckingRepeat = true;
    const tableData = [];
    const classCodeMap = {};
    cache.forEach(item => {
      const classCode = item.classCode || '';
      if (!classCodeMap[classCode]) {
        classCodeMap[classCode] = 1;
      } else {
        classCodeMap[classCode] = classCodeMap[classCode] + 1;
      }
    });
    cache.forEach(item => {
      const classCode = item.classCode || '';
      if (classCodeMap[classCode] > 1) {
        tableData.push(item);
      }
    });
    orgCache = [...cache];
    cache = tableData;
    showData(sheet, cache, setting.header);
  }

  const getKey = (item) => {
    return `${item.code || ''}@${item.name || ''}@${item.specs || ''}@${item.unit || ''}`;
  }

  // 批量修改
  const batchEdit = async () => {
    try {
      $.bootstrapLoading.start();
      const row = sheet.getActiveRowIndex();
      const col = sheet.getActiveColumnIndex();
      const colHeader = setting.header[col];
      const priceItem = cache[row];
      if (!priceItem || !colHeader) {
        return;
      }
      const prop = colHeader.dataCode;
      const val = $('#edit-text').val();
      if (['noTaxPrice', 'taxPrice'].includes(prop) && (!val || isNaN(val))) {
        throw new Error('请输入数值');
      }
      await ajaxPost('/priceInfo/batchUpdate', { priceItem, prop, val });
      const key = getKey(priceItem);
      cache.forEach(item => {
        if (key === getKey(item)) {
          item[prop] = val;
        }
      });
      showData(sheet, cache, setting.header, 5);
      $('#batch-edit').modal('hide');
    } catch (error) {
      alert(error.message);
    }
    $.bootstrapLoading.end();
  }

  // 右键功能
  function buildContextMenu() {
    $.contextMenu({
      selector: '#price-spread',
      build: function ($triggerElement, e) {
        // 控制允许右键菜单在哪个位置出现
        const offset = $('#price-spread').offset();
        const x = e.pageX - offset.left;
        const y = e.pageY - offset.top;
        const target = sheet.hitTest(x, y);
        if (target.hitTestType === 3) { // 在表格内
          const sel = sheet.getSelections()[0];
          if (sel && sel.rowCount === 1 && typeof target.row !== 'undefined') {
            const orgRow = sheet.getActiveRowIndex();
            sheet.setActiveCell(target.row, target.col);
            if (orgRow !== target.row) {
              handleSelectionChange(target.row);
            }
          }
          return {
            items: {
              batchUpdate: {
                name: '批量修改',
                icon: "fa-edit",
                disabled: function () {
                  return locked || !cache[target.row];
                },
                callback: function (key, opt) {
                  const colHeader = setting.header[target.col];
                  const item = cache[target.row];
                  if (item) {
                    const info = `材料：${item.code || ''} ${item.name || ''} ${item.specs || ''} ${item.unit}`;
                    $('#edit-item').text(info);
                    $('#edit-label').text(colHeader.headerName);
                    $('#edit-text').attr('placeholder', `请输入${colHeader.headerName}`);
                    $('#edit-text').val(item[colHeader.dataCode] || '');
                    $('#batch-edit').modal('show');
                  }
                }
              },
            }
          };
        }
        else {
          return false;
        }
      }
    });
  }
  buildContextMenu();

  return {
    clear,
    initData,
    showRepeatData,
    batchEdit,
  }
})();

$(document).ready(() => {
  // 检测重复别名编码
  $('#check-repeat').click(() => {
    PRICE_BOOK.showRepeatData();
  });

  // 批量修改
  $('#batch-edit-confirm').click(() => {
    PRICE_BOOK.batchEdit();
  });

  $('#batch-edit').on('shown.bs.modal', function () {
    $('#edit-text').focus();
  });
});