minhnt-dev: add build node with arr
This commit is contained in:
@@ -0,0 +1,21 @@
|
||||
import cloneDeep from 'lodash/cloneDeep';
|
||||
|
||||
export function buildTree(data: any) {
|
||||
const _array = cloneDeep(JSON.parse(data))
|
||||
if (_array.length > 0) {
|
||||
let map = new Map();
|
||||
_array.forEach((item : any) => map.set(item.id, item));
|
||||
_array.forEach((item : any) => {
|
||||
if (item.parentId !== undefined) {
|
||||
let parent = map.get(item.parentId);
|
||||
if (parent) {
|
||||
parent.childs.push(item);
|
||||
}
|
||||
}
|
||||
});
|
||||
|
||||
return _array.filter(item => !item.parentId);
|
||||
} else {
|
||||
return []
|
||||
}
|
||||
}
|
||||
Reference in New Issue
Block a user