@codehint-ng/tree-table
Version:
A simple component to display tree-hierarchically data in table.
47 lines • 7.45 kB
JavaScript
import { Helper } from './items.helper';
export class SortHelper {
static { this.otherShells = []; }
static { this.shells = []; }
static { this.sortFunction = null; }
static getSorted(shells, sortFunction) {
this.otherShells = [...shells];
this.shells = [];
this.sortFunction = sortFunction;
this.getShellsForLevel(0, null);
return this.shells;
}
static getShellsForLevel(index, parentId) {
let { levelShells, otherShells } = this.selectLevelShells(this.otherShells, parentId);
if (this.sortFunction) {
levelShells = this.sortShells(levelShells, this.sortFunction);
}
this.shells = Helper.arrayInsertItems(this.shells, index, levelShells);
this.otherShells = [...otherShells];
levelShells.forEach(shell => {
const shellIndex = this.shells.findIndex(i => i.item.id === shell.item.id);
this.getShellsForLevel(shellIndex + 1, shell.item.id);
});
}
static selectLevelShells(shells, parentId) {
const levelShells = [];
const otherShells = [];
shells.forEach(shell => {
if (shell.item.parentId === parentId) {
levelShells.push(shell);
}
else {
otherShells.push(shell);
}
});
return { levelShells, otherShells };
}
static sortShells(shells, sortFunction) {
const sortFunc = (a, b) => {
const data1 = a.item.data;
const data2 = b.item.data;
return !!data1 && !!data2 ? sortFunction(data1, data2) : 0;
};
return shells.sort(sortFunc);
}
}
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