@catull/igniteui-angular
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Ignite UI for Angular is a dependency-free Angular toolkit for building modern web apps
111 lines • 17.5 kB
JavaScript
import { __decorate, __extends, __metadata } from "tslib";
import { Pipe } from '@angular/core';
import { DataUtil } from '../../data-operations/data-util';
import { GridBaseAPIService } from '../api.service';
import { BaseFilteringStrategy } from '../../data-operations/filtering-strategy';
import { FilteringExpressionsTree } from '../../data-operations/filtering-expressions-tree';
/** @hidden */
var TreeGridFilteringStrategy = /** @class */ (function (_super) {
__extends(TreeGridFilteringStrategy, _super);
function TreeGridFilteringStrategy() {
return _super !== null && _super.apply(this, arguments) || this;
}
TreeGridFilteringStrategy.prototype.filter = function (data, expressionsTree, advancedExpressionsTree) {
return this.filterImpl(data, expressionsTree, advancedExpressionsTree, undefined);
};
TreeGridFilteringStrategy.prototype.filterImpl = function (data, expressionsTree, advancedExpressionsTree, parent) {
var i;
var rec;
var len = data.length;
var res = [];
if ((FilteringExpressionsTree.empty(expressionsTree) && FilteringExpressionsTree.empty(advancedExpressionsTree)) || !len) {
return data;
}
for (i = 0; i < len; i++) {
rec = DataUtil.cloneTreeGridRecord(data[i]);
rec.parent = parent;
if (rec.children) {
var filteredChildren = this.filterImpl(rec.children, expressionsTree, advancedExpressionsTree, rec);
rec.children = filteredChildren.length > 0 ? filteredChildren : null;
}
if (this.matchRecord(rec, expressionsTree) && this.matchRecord(rec, advancedExpressionsTree)) {
res.push(rec);
}
else if (rec.children && rec.children.length > 0) {
rec.isFilteredOutParent = true;
res.push(rec);
}
}
return res;
};
TreeGridFilteringStrategy.prototype.getFieldValue = function (rec, fieldName) {
var hierarchicalRecord = rec;
return hierarchicalRecord.data[fieldName];
};
return TreeGridFilteringStrategy;
}(BaseFilteringStrategy));
export { TreeGridFilteringStrategy };
/** @hidden */
var IgxTreeGridFilteringPipe = /** @class */ (function () {
function IgxTreeGridFilteringPipe(gridAPI) {
this.gridAPI = gridAPI;
}
IgxTreeGridFilteringPipe.prototype.transform = function (hierarchyData, expressionsTree, filterStrategy, advancedFilteringExpressionsTree, id, pipeTrigger) {
var grid = this.gridAPI.grid;
var state = {
expressionsTree: expressionsTree,
advancedExpressionsTree: advancedFilteringExpressionsTree,
strategy: new TreeGridFilteringStrategy()
};
if (filterStrategy) {
state.strategy = filterStrategy;
}
this.resetFilteredOutProperty(grid.records);
if (FilteringExpressionsTree.empty(state.expressionsTree) && FilteringExpressionsTree.empty(state.advancedExpressionsTree)) {
grid.filteredData = null;
return hierarchyData;
}
var result = this.filter(hierarchyData, state);
var filteredData = [];
this.expandAllRecursive(grid, result, grid.expansionStates, filteredData);
grid.filteredData = filteredData;
return result;
};
IgxTreeGridFilteringPipe.prototype.resetFilteredOutProperty = function (map) {
var keys = Array.from(map.keys());
for (var i = 0; i < keys.length; i++) {
map.get(keys[i]).isFilteredOutParent = undefined;
}
};
IgxTreeGridFilteringPipe.prototype.expandAllRecursive = function (grid, data, expandedStates, filteredData) {
for (var i = 0; i < data.length; i++) {
var rec = data[i];
filteredData.push(rec.data);
this.updateNonProcessedRecord(grid, rec);
if (rec.children && rec.children.length > 0) {
expandedStates.set(rec.rowID, true);
this.expandAllRecursive(grid, rec.children, expandedStates, filteredData);
}
}
};
IgxTreeGridFilteringPipe.prototype.updateNonProcessedRecord = function (grid, record) {
var rec = grid.records.get(record.rowID);
rec.isFilteredOutParent = record.isFilteredOutParent;
};
IgxTreeGridFilteringPipe.prototype.filter = function (data, state) {
return state.strategy.filter(data, state.expressionsTree, state.advancedExpressionsTree);
};
IgxTreeGridFilteringPipe.ctorParameters = function () { return [
{ type: GridBaseAPIService }
]; };
IgxTreeGridFilteringPipe = __decorate([
Pipe({
name: 'treeGridFiltering',
pure: true
}),
__metadata("design:paramtypes", [GridBaseAPIService])
], IgxTreeGridFilteringPipe);
return IgxTreeGridFilteringPipe;
}());
export { IgxTreeGridFilteringPipe };
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{ Pipe, PipeTransform } from '@angular/core';\nimport { DataUtil } from '../../data-operations/data-util';\nimport { GridBaseAPIService } from '../api.service';\nimport { IgxTreeGridComponent } from './tree-grid.component';\nimport { BaseFilteringStrategy, IFilteringStrategy } from '../../data-operations/filtering-strategy';\nimport { IFilteringExpressionsTree, FilteringExpressionsTree } from '../../data-operations/filtering-expressions-tree';\nimport { IFilteringState } from '../../data-operations/filtering-state.interface';\nimport { ITreeGridRecord } from './tree-grid.interfaces';\nimport { IgxTreeGridAPIService } from './tree-grid-api.service';\nimport { IgxGridBaseDirective } from '../grid';\nimport { GridType } from '../common/grid.interface';\n\n/** @hidden */\nexport class TreeGridFilteringStrategy extends BaseFilteringStrategy {\n    public filter(data: ITreeGridRecord[], expressionsTree: IFilteringExpressionsTree,\n        advancedExpressionsTree?: IFilteringExpressionsTree): ITreeGridRecord[] {\n        return this.filterImpl(data, expressionsTree, advancedExpressionsTree, undefined);\n    }\n\n    private filterImpl(data: ITreeGridRecord[], expressionsTree: IFilteringExpressionsTree,\n        advancedExpressionsTree: IFilteringExpressionsTree, parent: ITreeGridRecord): ITreeGridRecord[] {\n        let i: number;\n        let rec: ITreeGridRecord;\n        const len = data.length;\n        const res: ITreeGridRecord[] = [];\n        if ((FilteringExpressionsTree.empty(expressionsTree) && FilteringExpressionsTree.empty(advancedExpressionsTree)) || !len) {\n            return data;\n        }\n        for (i = 0; i < len; i++) {\n            rec = DataUtil.cloneTreeGridRecord(data[i]);\n            rec.parent = parent;\n            if (rec.children) {\n                const filteredChildren = this.filterImpl(rec.children, expressionsTree, advancedExpressionsTree, rec);\n                rec.children = filteredChildren.length > 0 ? filteredChildren : null;\n            }\n\n            if (this.matchRecord(rec, expressionsTree) && this.matchRecord(rec, advancedExpressionsTree)) {\n                res.push(rec);\n            } else if (rec.children && rec.children.length > 0) {\n                rec.isFilteredOutParent = true;\n                res.push(rec);\n            }\n        }\n        return res;\n    }\n\n    protected getFieldValue(rec: object, fieldName: string): any {\n        const hierarchicalRecord = <ITreeGridRecord>rec;\n        return hierarchicalRecord.data[fieldName];\n    }\n}\n\n/** @hidden */\n@Pipe({\n    name: 'treeGridFiltering',\n    pure: true\n})\nexport class IgxTreeGridFilteringPipe implements PipeTransform {\n    private gridAPI: IgxTreeGridAPIService;\n\n    constructor(gridAPI: GridBaseAPIService<IgxGridBaseDirective & GridType>) {\n        this.gridAPI = <IgxTreeGridAPIService>gridAPI;\n     }\n\n    public transform(hierarchyData: ITreeGridRecord[], expressionsTree: IFilteringExpressionsTree,\n        filterStrategy: IFilteringStrategy,\n        advancedFilteringExpressionsTree: IFilteringExpressionsTree, id: string, pipeTrigger: number): ITreeGridRecord[] {\n        const grid: IgxTreeGridComponent = this.gridAPI.grid;\n        const state: IFilteringState = {\n            expressionsTree: expressionsTree,\n            advancedExpressionsTree: advancedFilteringExpressionsTree,\n            strategy: new TreeGridFilteringStrategy()\n        };\n\n        if (filterStrategy) {\n            state.strategy = filterStrategy;\n        }\n\n        this.resetFilteredOutProperty(grid.records);\n\n        if (FilteringExpressionsTree.empty(state.expressionsTree) && FilteringExpressionsTree.empty(state.advancedExpressionsTree)) {\n            grid.filteredData = null;\n            return hierarchyData;\n        }\n\n        const result = this.filter(hierarchyData, state);\n        const filteredData: any[] = [];\n        this.expandAllRecursive(grid, result, grid.expansionStates, filteredData);\n        grid.filteredData = filteredData;\n\n        return result;\n    }\n\n    private resetFilteredOutProperty(map: Map<any, ITreeGridRecord>) {\n        const keys = Array.from(map.keys());\n        for (let i = 0; i < keys.length; i++) {\n            map.get(keys[i]).isFilteredOutParent = undefined;\n        }\n    }\n\n    private expandAllRecursive(grid: IgxTreeGridComponent, data: ITreeGridRecord[],\n        expandedStates: Map<any, boolean>, filteredData: any[]) {\n        for (let i = 0; i < data.length; i++) {\n            const rec = data[i];\n            filteredData.push(rec.data);\n            this.updateNonProcessedRecord(grid, rec);\n\n            if (rec.children && rec.children.length > 0) {\n                expandedStates.set(rec.rowID, true);\n                this.expandAllRecursive(grid, rec.children, expandedStates, filteredData);\n            }\n        }\n    }\n\n    private updateNonProcessedRecord(grid: IgxTreeGridComponent, record: ITreeGridRecord) {\n        const rec = grid.records.get(record.rowID);\n        rec.isFilteredOutParent = record.isFilteredOutParent;\n    }\n\n    private filter(data: ITreeGridRecord[], state: IFilteringState): ITreeGridRecord[] {\n        return state.strategy.filter(data, state.expressionsTree, state.advancedExpressionsTree);\n    }\n}\n"]}