118 lines
3.3 KiB
TypeScript
118 lines
3.3 KiB
TypeScript
/** Angular Imports */
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import { Component, OnInit, ViewChild, AfterViewInit } from '@angular/core';
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import { MatCheckbox } from '@angular/material/checkbox';
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import { MatPaginator } from '@angular/material/paginator';
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import { MatSort } from '@angular/material/sort';
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import { FormControl } from '@angular/forms';
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/** rxjs Imports */
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import { merge } from 'rxjs';
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import { tap, startWith, map, distinctUntilChanged, debounceTime} from 'rxjs/operators';
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/** Custom Services */
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import { GroupsService } from './groups.service';
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/** Custom Data Source */
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import { GroupsDataSource } from './groups.datasource';
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/**
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* Groups component.
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*/
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@Component({
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selector: 'mifosx-app-groups',
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templateUrl: './groups.component.html',
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styleUrls: ['./groups.component.scss']
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})
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export class GroupsComponent implements OnInit, AfterViewInit {
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@ViewChild('showClosedGroups', { static: true }) showClosedGroups: MatCheckbox;
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/** Name form control. */
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name = new FormControl();
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/** Columns to be displayed in groups table. */
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displayedColumns = ['name', 'accountNo', 'externalId', 'status', 'officeName'];
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/** Data source for groups table. */
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dataSource: GroupsDataSource;
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/** Groups filter. */
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filterGroupsBy = [
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{
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type: 'name',
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value: ''
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}
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];
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/** Paginator for groups table. */
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@ViewChild(MatPaginator, { static: true }) paginator: MatPaginator;
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/** Sorter for groups table. */
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@ViewChild(MatSort, { static: true }) sort: MatSort;
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/**
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* @param {GroupsService} groupsService Groups Service
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*/
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constructor(private groupsService: GroupsService) { }
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ngOnInit() {
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this.getGroups();
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}
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/**
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* Subscribes to all search filters:
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* Name
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* sort change and page change.
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*/
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ngAfterViewInit() {
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this.name.valueChanges
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.pipe(
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debounceTime(500),
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distinctUntilChanged(),
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tap((filterValue) => {
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this.applyFilter(filterValue, 'name');
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})
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)
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.subscribe();
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this.sort.sortChange.subscribe(() => this.paginator.pageIndex = 0);
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merge(this.sort.sortChange, this.paginator.page)
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.pipe(
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tap(() => this.loadGroupsPage())
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)
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.subscribe();
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}
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changeShowClosedGroups() {
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this.loadGroupsPage();
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}
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/**
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* Loads a page of groups.
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*/
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loadGroupsPage() {
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if (!this.sort.direction) {
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delete this.sort.active;
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}
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this.dataSource.getGroups(this.filterGroupsBy, this.sort.active, this.sort.direction, this.paginator.pageIndex, this.paginator.pageSize, !this.showClosedGroups.checked);
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}
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/**
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* Filters data in groups table based on passed value and poperty.
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* @param {string} filterValue Value to filter data.
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* @param {string} property Property to filter data by.
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*/
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applyFilter(filterValue: string, property: string) {
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this.paginator.pageIndex = 0;
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const findIndex = this.filterGroupsBy.findIndex(filter => filter.type === property);
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this.filterGroupsBy[findIndex].value = filterValue;
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this.loadGroupsPage();
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}
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/**
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* Initializes the data source for groups table and loads the first page.
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*/
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getGroups() {
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this.dataSource = new GroupsDataSource(this.groupsService);
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this.dataSource.getGroups(this.filterGroupsBy, this.sort.active, this.sort.direction, this.paginator.pageIndex, this.paginator.pageSize);
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}
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}
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