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资源分类页面初步
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@ -166,9 +166,68 @@ export const ResourceCategoryPage: React.FC = () => {
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};
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};
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const onDrop: TreeProps["onDrop"] = (info) => {
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const onDrop: TreeProps["onDrop"] = (info) => {
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console.log(info);
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const dropKey = info.node.key;
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// expandedKeys 需要受控时设置
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const dragKey = info.dragNode.key;
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// setExpandedKeys(info.expandedKeys)
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const dropPos = info.node.pos.split("-");
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const dropPosition =
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info.dropPosition - Number(dropPos[dropPos.length - 1]);
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const loop = (
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data: DataNode[],
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key: React.Key,
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callback: (node: DataNode, i: number, data: DataNode[]) => void
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) => {
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for (let i = 0; i < data.length; i++) {
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if (data[i].key === key) {
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return callback(data[i], i, data);
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}
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if (data[i].children) {
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loop(data[i].children!, key, callback);
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}
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}
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};
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const data = [...treeData];
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// Find dragObject
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let dragObj: DataNode;
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loop(data, dragKey, (item, index, arr) => {
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arr.splice(index, 1);
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dragObj = item;
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});
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if (!info.dropToGap) {
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// Drop on the content
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loop(data, dropKey, (item) => {
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item.children = item.children || [];
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// where to insert 示例添加到头部,可以是随意位置
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item.children.unshift(dragObj);
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});
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} else if (
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((info.node as any).props.children || []).length > 0 && // Has children
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(info.node as any).props.expanded && // Is expanded
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dropPosition === 1 // On the bottom gap
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) {
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loop(data, dropKey, (item) => {
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item.children = item.children || [];
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// where to insert 示例添加到头部,可以是随意位置
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item.children.unshift(dragObj);
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// in previous version, we use item.children.push(dragObj) to insert the
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// item to the tail of the children
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});
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} else {
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let ar: DataNode[] = [];
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let i: number;
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loop(data, dropKey, (_item, index, arr) => {
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ar = arr;
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i = index;
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});
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if (dropPosition === -1) {
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ar.splice(i!, 0, dragObj!);
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} else {
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ar.splice(i! + 1, 0, dragObj!);
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}
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}
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setTreeData(data);
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};
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};
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return (
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return (
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