ivue-material-plus/dist/unplugin-vue-components/lib/components/ivue-table/table-header/utils.js

A high quality UI components Library with Vue.js

'use strict';

Object.defineProperty(exports, '__esModule', { value: true });

var vue = require('vue');
var defaults = require('../table/defaults.js');

const getAllColumns = (columns) => {
  const result = [];
  columns.forEach((column) => {
    if (column.children) {
      result.push(column);
      result.push.apply(result, getAllColumns(column.children));
    } else {
      result.push(column);
    }
  });
  return result;
};
const convertToRows = (originColumns) => {
  let maxLevel = 1;
  const traverse = (column, parent) => {
    if (parent) {
      column.level = parent.level + 1;
      if (maxLevel < column.level) {
        maxLevel = column.level;
      }
    }
    if (column.children) {
      let colSpan = 0;
      column.children.forEach((subColumn) => {
        traverse(subColumn, column);
        colSpan += subColumn.colSpan;
      });
      column.colSpan = colSpan;
    } else {
      column.colSpan = 1;
    }
  };
  originColumns.forEach((item) => {
    item.level = 1;
    traverse(item, void 0);
  });
  const rows = [];
  for (let i = 0; i < maxLevel; i++) {
    rows.push([]);
  }
  const allColumns = getAllColumns(originColumns);
  allColumns.forEach((item) => {
    if (!item.children) {
      item.rowSpan = maxLevel - item.level + 1;
    } else {
      item.rowSpan = 1;
      item.children.forEach((col) => col.isSubColumn = true);
    }
    rows[item.level - 1].push(item);
  });
  return rows;
};
function useUtils(props) {
  const IvueTable = vue.inject(defaults.TableContextKey);
  const columnRows = vue.computed(() => {
    return convertToRows(props.store.states.originColumns.value);
  });
  const isGroup = vue.computed(() => {
    const result = columnRows.value.length > 1;
    if (result && IvueTable) {
      IvueTable.state.isGroup.value = true;
    }
    return result;
  });
  return {
    isGroup,
    columnRows
  };
}

exports["default"] = useUtils;
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