@nova-ui/bits
Version:
SolarWinds Nova Framework
97 lines • 13.1 kB
JavaScript
// © 2022 SolarWinds Worldwide, LLC. All rights reserved.
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to
// deal in the Software without restriction, including without limitation the
// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
// sell copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
import { Injectable, Optional, SkipSelf } from "@angular/core";
import _forEach from "lodash/forEach";
import _omit from "lodash/omit";
import { Subject } from "rxjs";
import { takeUntil } from "rxjs/operators";
import * as i0 from "@angular/core";
/**
* <example-url>./../examples/index.html#/common/data-filter-service</example-url>
*/
export class DataFilterService {
constructor(parent) {
this.parent = parent;
this._filters = {};
this.filteringSubject = new Subject();
this.onDestroy$ = new Subject();
this.destroySubscriptions = [];
if (this.parent) {
this.parent.filteringSubject
.pipe(takeUntil(this.onDestroy$))
.subscribe(() => {
this.filteringSubject.next();
});
}
}
registerFilter(filter) {
this._filters = {
...this._filters,
...filter,
};
// subscribing to onDestroy of filtering components to remove them from memory when this components are destroyed
_forEach(this._filters, (node, key) => {
if (node.componentInstance.onDestroy$) {
this.destroySubscriptions.push(node.componentInstance.onDestroy$.subscribe(() => {
this.unregisterFilters([key]);
}));
}
});
this.filteringSubject.next();
}
unregisterFilters(filtersToUnregister) {
this._filters = _omit(this._filters, filtersToUnregister);
this.filteringSubject.next();
}
getFilters() {
let filters = {};
if (this.parent) {
filters = this.parent.getFilters();
}
// Merge current filters
_forEach(this._filters, (node, key) => {
const getFilters = node &&
node.componentInstance &&
node.componentInstance.getFilters;
if (typeof getFilters === "function") {
filters[key] = node.componentInstance.getFilters();
}
});
return filters;
}
applyFilters() {
this.filteringSubject.next();
}
ngOnDestroy() {
this.onDestroy$.next();
this.onDestroy$.complete();
this.destroySubscriptions.forEach((subscription) => subscription.unsubscribe());
}
static { this.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "17.3.12", ngImport: i0, type: DataFilterService, deps: [{ token: DataFilterService, optional: true, skipSelf: true }], target: i0.ɵɵFactoryTarget.Injectable }); }
static { this.ɵprov = i0.ɵɵngDeclareInjectable({ minVersion: "12.0.0", version: "17.3.12", ngImport: i0, type: DataFilterService }); }
}
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "17.3.12", ngImport: i0, type: DataFilterService, decorators: [{
type: Injectable
}], ctorParameters: () => [{ type: DataFilterService, decorators: [{
type: Optional
}, {
type: SkipSelf
}] }] });
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All rights reserved.\n//\n// Permission is hereby granted, free of charge, to any person obtaining a copy\n//  of this software and associated documentation files (the \"Software\"), to\n//  deal in the Software without restriction, including without limitation the\n//  rights to use, copy, modify, merge, publish, distribute, sublicense, and/or\n//  sell copies of the Software, and to permit persons to whom the Software is\n//  furnished to do so, subject to the following conditions:\n//\n// The above copyright notice and this permission notice shall be included in\n//  all copies or substantial portions of the Software.\n//\n// THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\n//  IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\n//  FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE\n//  AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\n//  LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,\n//  OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN\n//  THE SOFTWARE.\n\nimport { Injectable, OnDestroy, Optional, SkipSelf } from \"@angular/core\";\nimport _forEach from \"lodash/forEach\";\nimport _omit from \"lodash/omit\";\nimport { Subject, Subscription } from \"rxjs\";\nimport { takeUntil } from \"rxjs/operators\";\n\nimport { INovaFilters } from \"./data-source/public-api\";\nimport {\n    IFilteringParticipant,\n    IFilteringParticipants,\n    IFilterPub,\n    IFilters,\n} from \"./public-api\";\n\n/**\n * <example-url>./../examples/index.html#/common/data-filter-service</example-url>\n */\n@Injectable()\nexport class DataFilterService implements IFilterPub, OnDestroy {\n    protected _filters: IFilteringParticipants = {};\n    public filteringSubject: Subject<void> = new Subject<void>();\n    public onDestroy$ = new Subject<void>();\n    private destroySubscriptions: Subscription[] = [];\n    constructor(@Optional() @SkipSelf() public parent: DataFilterService) {\n        if (this.parent) {\n            this.parent.filteringSubject\n                .pipe(takeUntil(this.onDestroy$))\n                .subscribe(() => {\n                    this.filteringSubject.next();\n                });\n        }\n    }\n\n    public registerFilter(filter: IFilteringParticipants): void {\n        this._filters = {\n            ...this._filters,\n            ...filter,\n        };\n\n        // subscribing to onDestroy of filtering components to remove them from memory when this components are destroyed\n        _forEach(this._filters, (node: IFilteringParticipant, key: string) => {\n            if (node.componentInstance.onDestroy$) {\n                this.destroySubscriptions.push(\n                    node.componentInstance.onDestroy$.subscribe(() => {\n                        this.unregisterFilters([key]);\n                    })\n                );\n            }\n        });\n        this.filteringSubject.next();\n    }\n\n    public unregisterFilters(filtersToUnregister: string[]): void {\n        this._filters = _omit(this._filters, filtersToUnregister);\n        this.filteringSubject.next();\n    }\n\n    public getFilters(): INovaFilters {\n        let filters: IFilters = {};\n\n        if (this.parent) {\n            filters = this.parent.getFilters();\n        }\n\n        // Merge current filters\n        _forEach(this._filters, (node: IFilteringParticipant, key: string) => {\n            const getFilters =\n                node &&\n                node.componentInstance &&\n                node.componentInstance.getFilters;\n            if (typeof getFilters === \"function\") {\n                filters[key] = node.componentInstance.getFilters();\n            }\n        });\n        return filters;\n    }\n\n    public applyFilters(): void {\n        this.filteringSubject.next();\n    }\n\n    public ngOnDestroy(): void {\n        this.onDestroy$.next();\n        this.onDestroy$.complete();\n        this.destroySubscriptions.forEach((subscription) =>\n            subscription.unsubscribe()\n        );\n    }\n}\n"]}