user management, add multiple user selection

src/app/components/user-management/delete-user-dialog/delete-user-dialog.component.html

@@ -1,4 +1,7 @@
-<h1 mat-dialog-title>Are you sure to delete user named: '{{data.user.username}}' ?</h1>
+<h1 mat-dialog-title>Are you sure you want to delete the following users ?</h1>
+<ul>
+  <li *ngFor="let user of data.users">{{ user.username }} {{ user.full_name ? '- ' + user.full_name : '' }}</li>
+</ul>
 <div mat-dialog-actions class="button-div">
   <button mat-button (click)="onCancel()" color="accent">No, cancel</button>
   <button mat-button (click)="onDelete()" tabindex="2" class="add-project-button" mat-raised-button color="primary">

src/app/components/user-management/delete-user-dialog/delete-user-dialog.component.scss

@@ -1,3 +1,7 @@
 .button-div {
   float: right;
 }
+
+ul {
+  list-style-type: none;
+}

src/app/components/user-management/delete-user-dialog/delete-user-dialog.component.ts

@@ -1,3 +1,15 @@
+/*
+* Software Name : GNS3 Web UI
+* Version: 3
+* SPDX-FileCopyrightText: Copyright (c) 2022 Orange Business Services
+* SPDX-License-Identifier: GPL-3.0-or-later
+*
+* This software is distributed under the GPL-3.0 or any later version,
+* the text of which is available at https://www.gnu.org/licenses/gpl-3.0.txt
+* or see the "LICENSE" file for more details.
+*
+* Author: Sylvain MATHIEU, Elise LEBEAU
+*/
 import {Component, Inject, OnInit} from '@angular/core';
 import {MAT_DIALOG_DATA, MatDialogRef} from "@angular/material/dialog";
 import {User} from "@models/users/user";
@@ -11,7 +23,7 @@ import {UserService} from "@services/user.service";
 export class DeleteUserDialogComponent implements OnInit {
 
   constructor(private dialogRef: MatDialogRef<DeleteUserDialogComponent>,
-              @Inject(MAT_DIALOG_DATA) public data: { user: User }) { }
+              @Inject(MAT_DIALOG_DATA) public data: { users: User[] }) { }
 
   ngOnInit(): void {
   }

src/app/components/user-management/user-management.component.html

@@ -2,6 +2,9 @@
   <div class="default-header">
     <div class="row">
       <h1 class="col">User Management</h1>
+      <button class="col" mat-raised-button color="primary" (click)="deleteMultiple()" class="add-button" [disabled]="selection.selected.length == 0">
+        Delete Users
+      </button>
       <button class="col" mat-raised-button color="primary" (click)="addUser()" class="add-button">
         Add User
       </button>
@@ -17,6 +20,21 @@
   <div class="default-content">
     <div class="mat-elevation-z8">
       <mat-table #table [dataSource]="dataSource | userFilter: searchText" matSort>
+        <ng-container matColumnDef="select" >
+          <mat-header-cell *matHeaderCellDef class="small-col">
+            <mat-checkbox (change)="$event ? masterToggle() : null"
+                          [checked]="selection.hasValue() && isAllSelected()"
+                          [indeterminate]="selection.hasValue() && !isAllSelected()">
+            </mat-checkbox>
+          </mat-header-cell>
+          <mat-cell *matCellDef="let row" class="small-col">
+            <mat-checkbox (click)="$event.stopPropagation()"
+                          (change)="$event ? selection.toggle(row) : null"
+                          [checked]="selection.isSelected(row)">
+            </mat-checkbox>
+          </mat-cell>
+        </ng-container>
+
         <ng-container matColumnDef="name">
           <mat-header-cell *matHeaderCellDef mat-sort-header> Name </mat-header-cell>
           <mat-cell *matCellDef="let row">

src/app/components/user-management/user-management.component.scss

@@ -9,3 +9,7 @@
   margin-left: -470px;
   left: 50%;
 }
+
+.small-col {
+  flex-grow: 0.5;
+}

src/app/components/user-management/user-management.component.ts

@@ -18,7 +18,7 @@ import {UserService} from "@services/user.service";
 import {ProgressService} from "../../common/progress/progress.service";
 import {User} from "@models/users/user";
 import {BehaviorSubject, merge, Observable} from "rxjs";
-import {DataSource} from "@angular/cdk/collections";
+import {DataSource, SelectionModel} from "@angular/cdk/collections";
 import {map} from "rxjs/operators";
 import {AddUserDialogComponent} from "@components/user-management/add-user-dialog/add-user-dialog.component";
 import {MatDialog} from "@angular/material/dialog";
@@ -34,8 +34,8 @@ export class UserManagementComponent implements OnInit {
   server: Server;
   dataSource: UserDataSource;
   userDatabase = new UserDatabase();
-  displayedColumns = ['name', 'email', 'is_active', 'is_superadmin', 'updated_at', 'delete'];
-
+  displayedColumns = ['select', 'name', 'email', 'is_active', 'is_superadmin', 'updated_at', 'delete'];
+  selection = new SelectionModel<User>(true, []);
   searchText: string = '';
 
   @ViewChild(MatSort, { static: true }) sort: MatSort;
@@ -84,7 +84,7 @@ export class UserManagementComponent implements OnInit {
 
   onDelete(user: User) {
     this.dialog
-      .open(DeleteUserDialogComponent, {width: '500px', data: {user: user}})
+      .open(DeleteUserDialogComponent, {width: '500px', data: {users: [user]}})
       .afterClosed()
       .subscribe((isDeletedConfirm) => {
         if (isDeletedConfirm) {
@@ -97,6 +97,38 @@ export class UserManagementComponent implements OnInit {
         }
       });
   }
+
+  isAllSelected() {
+    const numSelected = this.selection.selected.length;
+    const numRows = this.userDatabase.data.length;
+    return numSelected === numRows;
+  }
+
+  masterToggle() {
+    this.isAllSelected() ?
+      this.selection.clear() :
+      this.userDatabase.data.forEach(row => this.selection.select(row));
+  }
+
+  deleteMultiple() {
+    this.dialog
+      .open(DeleteUserDialogComponent, {width: '500px', data: {users: this.selection.selected}})
+      .afterClosed()
+      .subscribe((isDeletedConfirm) => {
+        if (isDeletedConfirm) {
+          this.selection.selected.forEach((user: User) => {
+            this.userService.delete(this.server, user.user_id)
+              .subscribe(() => {
+                this.refresh()
+              }, (error) => {
+                this.toasterService.error(`An error occur while trying to delete user ${user.username}`);
+              });
+          })
+          this.selection.clear();
+        }
+      });
+
+  }
 }
 
 export class UserDatabase {

src/app/models/users/user.ts

@@ -2,6 +2,7 @@ export interface User {
     created_at: string;
     email: string;
     full_name: string;
+    last_login: string;
     is_active: boolean;
     is_superadmin: boolean;
     updated_at: string;

src/app/services/user.service.ts

@@ -20,7 +20,6 @@ export class UserService {
   }
 
   add(server: Server, user: any): Observable<User> {
-    console.log(user)
     return this.httpServer.post<User>(server, `/users`, {
       username: user.username,
       is_active: user.is_active,