Refactored Date columns to have a common base

src/scripts/js/es6/common/vuecomponents/table/columns/Updated.js

@@ -1,25 +1,13 @@
-import { CellPrettyDate } from '../cells/renderer/CellPrettyDate'
-import {ColumnBase} from './ColumnBase'
+import {DateColumnBase} from './DateColumnBase'
 
 /**
  * Column showing the objects _updated prettyfied
  */
-
-export class Updated extends ColumnBase{
+export class Updated extends DateColumnBase{
     constructor() {
         super('Updated', 'row-updated');
         this.includedByDefault = false;
     }
-
-    /**
-     *
-     * @param {RowObject} rowObject
-     * @returns {String} Name of the Cell renderer component
-     */
-    getCellRenderer(rowObject) {
-        return CellPrettyDate.options.name;
-    }
-
     /**
      *
      * @param {RowObject} rowObject
@@ -28,31 +16,4 @@ export class Updated extends ColumnBase{
     getRawCellValue(rowObject) {
         return rowObject.underlyingObject['_updated'];
     }
-
-    /**
-     * Cell tooltip
-     * @param {Any} rawCellValue
-     * @param {RowObject} rowObject
-     * @returns {String}
-     */
-    getCellTitle(rawCellValue, rowObject) {
-        return rawCellValue;
-    }
-
-    /**
-     * Compare  two rows to sort them. Can be overridden for more complex situations.
-     *
-     * @param {RowObject} rowObject1
-     * @param {RowObject} rowObject2
-     * @returns {Number} -1, 0, 1
-     */
-    compareRows(rowObject1, rowObject2) {
-        let dueDateStr1 = this.getRawCellValue(rowObject1);
-        let dueDateStr2 = this.getRawCellValue(rowObject2);
-        if (dueDateStr1 === dueDateStr2) return 0;
-        if (dueDateStr1 && dueDateStr2) {
-            return new Date(dueDateStr1) < new Date(dueDateStr2) ? -1 : 1;
-        }
-        return dueDateStr1 ? -1 : 1;
-    }
 }