toSignal via Gemini

bookie/src/app/roles/role-list/role-list-datasource.ts

@@ -1,16 +0,0 @@
-import { DataSource } from '@angular/cdk/collections';
-import { Observable, of as observableOf } from 'rxjs';
-
-import { Role } from '../role';
-
-export class RoleListDataSource extends DataSource<Role> {
-  constructor(public data: Role[]) {
-    super();
-  }
-
-  connect(): Observable<Role[]> {
-    return observableOf(this.data);
-  }
-
-  disconnect() {}
-}

bookie/src/app/roles/role-list/role-list.component.html

@@ -5,7 +5,7 @@
     Add
   </a>
 </h2>
-<mat-table #table [dataSource]="dataSource" aria-label="Elements">
+<mat-table #table [dataSource]="dataSource()" aria-label="Elements">
   <!-- Name Column -->
   <ng-container matColumnDef="name">
     <mat-header-cell *matHeaderCellDef>Name</mat-header-cell>

bookie/src/app/roles/role-list/role-list.component.ts

@@ -1,31 +1,22 @@
-import { Component, OnInit, inject } from '@angular/core';
+import { Component, inject, computed } from '@angular/core';
 import { MatButtonModule } from '@angular/material/button';
 import { MatIconModule } from '@angular/material/icon';
 import { MatTableModule } from '@angular/material/table';
 import { ActivatedRoute, RouterLink } from '@angular/router';
 
-import { Role } from '../role';
-import { RoleListDataSource } from './role-list-datasource';
-
+import { RoleService } from '../role.service';
 @Component({
   selector: 'app-role-list',
   templateUrl: './role-list.component.html',
   styleUrls: ['./role-list.component.css'],
   imports: [MatButtonModule, MatIconModule, MatTableModule, RouterLink],
 })
-export class RoleListComponent implements OnInit {
+export class RoleListComponent {
+  private roleService = inject(RoleService);
   private route = inject(ActivatedRoute);
+  listResource = this.roleService.list();
 
-  list: Role[] = [];
-  dataSource: RoleListDataSource = new RoleListDataSource(this.list);
+  dataSource = computed(() => this.listResource.value() ?? []);
   /** Columns displayed in the table. Columns IDs can be added, removed, or reordered. */
   displayedColumns = ['name', 'includedRoles', 'permissions'];
-
-  ngOnInit() {
-    this.route.data.subscribe((value) => {
-      const data = value as { list: Role[] };
-      this.list = data.list;
-    });
-    this.dataSource = new RoleListDataSource(this.list);
-  }
 }