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182 lines
5.1 KiB
182 lines
5.1 KiB
import { GfSymbolModule } from '@ghostfolio/client/pipes/symbol/symbol.module';
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import { Filter, FilterGroup } from '@ghostfolio/common/interfaces';
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import { translate } from '@ghostfolio/ui/i18n';
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import { COMMA, ENTER } from '@angular/cdk/keycodes';
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import { CommonModule } from '@angular/common';
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import {
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CUSTOM_ELEMENTS_SCHEMA,
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ChangeDetectionStrategy,
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Component,
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ElementRef,
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EventEmitter,
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Input,
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OnChanges,
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OnDestroy,
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Output,
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SimpleChanges,
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ViewChild
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} from '@angular/core';
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import { FormControl, ReactiveFormsModule } from '@angular/forms';
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import {
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MatAutocomplete,
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MatAutocompleteModule,
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MatAutocompleteSelectedEvent
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} from '@angular/material/autocomplete';
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import { MatButtonModule } from '@angular/material/button';
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import { MatChipInputEvent, MatChipsModule } from '@angular/material/chips';
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import { MatInputModule } from '@angular/material/input';
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import { MatProgressSpinnerModule } from '@angular/material/progress-spinner';
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import { groupBy } from 'lodash';
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import { BehaviorSubject, Observable, Subject } from 'rxjs';
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import { takeUntil } from 'rxjs/operators';
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@Component({
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changeDetection: ChangeDetectionStrategy.OnPush,
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imports: [
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CommonModule,
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GfSymbolModule,
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MatAutocompleteModule,
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MatButtonModule,
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MatChipsModule,
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MatInputModule,
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MatProgressSpinnerModule,
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ReactiveFormsModule
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],
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schemas: [CUSTOM_ELEMENTS_SCHEMA],
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selector: 'gf-activities-filter',
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standalone: true,
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styleUrls: ['./activities-filter.component.scss'],
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templateUrl: './activities-filter.component.html'
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})
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export class GfActivitiesFilterComponent implements OnChanges, OnDestroy {
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@Input() allFilters: Filter[];
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@Input() isLoading: boolean;
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@Input() placeholder: string;
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@Output() valueChanged = new EventEmitter<Filter[]>();
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@ViewChild('autocomplete') matAutocomplete: MatAutocomplete;
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@ViewChild('searchInput') searchInput: ElementRef<HTMLInputElement>;
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public filterGroups$: Subject<FilterGroup[]> = new BehaviorSubject([]);
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public filters$: Subject<Filter[]> = new BehaviorSubject([]);
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public filters: Observable<Filter[]> = this.filters$.asObservable();
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public searchControl = new FormControl<Filter | string>(undefined);
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public selectedFilters: Filter[] = [];
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public separatorKeysCodes: number[] = [ENTER, COMMA];
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private unsubscribeSubject = new Subject<void>();
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public constructor() {
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this.searchControl.valueChanges
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.pipe(takeUntil(this.unsubscribeSubject))
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.subscribe((filterOrSearchTerm) => {
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if (filterOrSearchTerm) {
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const searchTerm =
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typeof filterOrSearchTerm === 'string'
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? filterOrSearchTerm
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: filterOrSearchTerm?.label;
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this.filterGroups$.next(this.getGroupedFilters(searchTerm));
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} else {
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this.filterGroups$.next(this.getGroupedFilters());
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}
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});
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}
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public ngOnChanges(changes: SimpleChanges) {
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if (changes.allFilters?.currentValue) {
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this.updateFilters();
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}
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}
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public onAddFilter({ input, value }: MatChipInputEvent) {
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if (value?.trim()) {
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this.updateFilters();
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}
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// Reset the input value
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if (input) {
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input.value = '';
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}
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this.searchControl.setValue(undefined);
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}
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public onRemoveFilter(aFilter: Filter) {
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this.selectedFilters = this.selectedFilters.filter((filter) => {
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return filter.id !== aFilter.id;
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});
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this.updateFilters();
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}
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public onSelectFilter(event: MatAutocompleteSelectedEvent) {
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this.selectedFilters.push(
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this.allFilters.find((filter) => {
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return filter.id === event.option.value;
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})
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);
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this.updateFilters();
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this.searchInput.nativeElement.value = '';
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this.searchControl.setValue(undefined);
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}
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public ngOnDestroy() {
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this.unsubscribeSubject.next();
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this.unsubscribeSubject.complete();
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}
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private getGroupedFilters(searchTerm?: string) {
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const filterGroupsMap = groupBy(
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this.allFilters
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.filter((filter) => {
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// Filter selected filters
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return !this.selectedFilters.some((selectedFilter) => {
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return selectedFilter.id === filter.id;
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});
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})
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.filter((filter) => {
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if (searchTerm) {
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// Filter by search term
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return filter.label
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.toLowerCase()
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.includes(searchTerm.toLowerCase());
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}
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return filter;
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})
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.sort((a, b) => a.label?.localeCompare(b.label)),
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(filter) => {
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return filter.type;
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}
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);
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const filterGroups: FilterGroup[] = [];
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for (const type of Object.keys(filterGroupsMap)) {
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filterGroups.push({
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name: <Filter['type']>translate(type),
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filters: filterGroupsMap[type]
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});
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}
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return filterGroups
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.sort((a, b) => a.name?.localeCompare(b.name))
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.map((filterGroup) => {
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return {
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...filterGroup,
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filters: filterGroup.filters
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};
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});
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}
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private updateFilters() {
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this.filterGroups$.next(this.getGroupedFilters());
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// Emit an array with a new reference
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this.valueChanged.emit([...this.selectedFilters]);
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}
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}
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