[GitHub] [superset] eric-briscoe commented on a diff in pull request #21520: feat: create table component based on ant design Table

[GitBox <gi...@apache.org>]

eric-briscoe commented on code in PR #21520:
URL: https://github.com/apache/superset/pull/21520#discussion_r1015752837


##########
superset-frontend/src/components/Table/utils/InteractiveTableUtils.ts:
##########
@@ -0,0 +1,237 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+import { SUPERSET_TABLE_COLUMN } from 'src/components/Table';
+import { withinRange } from './utils';
+
+export default class InteractiveTableUtils {
+  tableRef: HTMLTableElement | null;
+
+  columnRef: HTMLElement | null;
+
+  setDerivedColumns: Function;
+
+  isDragging: boolean;
+
+  resizable: boolean;
+
+  reorderable: boolean;
+
+  derivedColumns: Array<any>;
+
+  RESIZE_INDICATOR_THRESHOLD: number;
+
+  constructor(
+    tableRef: HTMLTableElement,
+    derivedColumns: Array<any>,
+    setDerivedColumns: Function,
+  ) {
+    this.setDerivedColumns = setDerivedColumns;
+    this.tableRef = tableRef;
+    this.isDragging = false;
+    this.RESIZE_INDICATOR_THRESHOLD = 8;
+    this.resizable = false;
+    this.reorderable = false;
+    this.derivedColumns = [...derivedColumns];
+    document.addEventListener('mouseup', this.handleMouseup);
+  }
+
+  clearListeners = () => {
+    document.removeEventListener('mouseup', this.handleMouseup);
+    this.initializeResizeableColumns(false, this.tableRef);
+    this.initializeDragDropColumns(false, this.tableRef);
+  };
+
+  setTableRef = (table: HTMLTableElement) => {
+    this.tableRef = table;
+  };
+
+  getColumnIndex = (): number => {
+    let index = -1;
+    const parent: HTMLElement | null | undefined = this.columnRef
+      ?.parentNode as HTMLElement;
+    if (parent) {
+      index = Array.prototype.indexOf.call(parent.children, this.columnRef);
+    }
+    return index;
+  };
+
+  handleColumnDragStart = (ev: DragEvent): void => {
+    const target: HTMLElement = ev?.currentTarget as HTMLElement;
+    if (target) {
+      this.columnRef = target;
+    }
+    this.isDragging = true;
+    const index = this.getColumnIndex();
+    const columnData = this.derivedColumns[index];
+    const dragData = { index, columnData };
+    ev?.dataTransfer?.setData(SUPERSET_TABLE_COLUMN, JSON.stringify(dragData));
+  };
+
+  handleDragDrop = (ev: DragEvent): void => {
+    const data = ev.dataTransfer?.getData?.(SUPERSET_TABLE_COLUMN);
+    if (data) {
+      ev.preventDefault();
+      const parent: Element = (ev.currentTarget as HTMLElement)
+        ?.parentNode as HTMLElement;
+      const dropIndex = Array.prototype.indexOf.call(
+        parent.children,
+        ev.currentTarget,
+      );
+      const dragIndex = this.getColumnIndex();
+      const columnsCopy = [...this.derivedColumns];
+      const removedItem = columnsCopy.slice(dragIndex, dragIndex + 1);
+      columnsCopy.splice(dragIndex, 1);
+      columnsCopy.splice(dropIndex, 0, removedItem[0]);
+      this.derivedColumns = [...columnsCopy];
+      this.setDerivedColumns(columnsCopy);
+    }
+  };
+
+  allowDrop = (ev: DragEvent): void => {
+    ev.preventDefault();
+  };
+
+  handleMouseDown = (event: MouseEvent) => {
+    const target: HTMLElement = event?.currentTarget as HTMLElement;
+    if (target) {
+      this.columnRef = target;
+      if (
+        event &&
+        withinRange(
+          event.offsetX,
+          target.offsetWidth,
+          this.RESIZE_INDICATOR_THRESHOLD,
+        )
+      ) {
+        // @ts-ignore

Review Comment:
   @arash TypeScript does not like the image import, bit this is valid for webpack to import the resource



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