modular responses

- Removed MatToolbar and MatIcon imports from app.component.ts and updated app.component.html.
- Reduced toast notification timeout from 3000ms to 1000ms in app.config.ts.
- Changed default redirect path from 'auth' to 'chat' in app.routes.ts.
- Added ToolbarComponent to AuthModule and ChatModule.
- Updated login and register components to include the toolbar.
- Simplified toast notifications in login and register components.
- Implemented chat service to manage channels and messages.
- Created message and profile picture components for chat feed.
- Enhanced channel list component to handle selected channels.
- Improved feed component to display messages based on selected channel.

src/app/app.component.html

@@ -1,8 +1 @@
-<mat-toolbar>
-  <mat-toolbar-row>
-    <mat-icon>chat</mat-icon>
-    <span>Chat</span>
-  </mat-toolbar-row>
-</mat-toolbar>
-
 <router-outlet />

src/app/app.component.ts

@@ -1,12 +1,12 @@
 import { Component } from '@angular/core';
 import { RouterOutlet } from '@angular/router';
-import { MatToolbarModule } from '@angular/material/toolbar';
-import { MatIconModule } from '@angular/material/icon';
 
 @Component({
   selector: 'app-root',
-  imports: [RouterOutlet, MatToolbarModule, MatIconModule],
+  imports: [RouterOutlet],
   templateUrl: './app.component.html',
   styleUrl: './app.component.scss'
 })
-export class AppComponent { }
+export class AppComponent {
+
+}

src/app/app.config.ts

@@ -13,8 +13,9 @@ export const appConfig: ApplicationConfig = {
     provideHttpClient(),
     provideAnimations(),
     provideToastr({
-      timeOut: 3000,
+      timeOut: 1000,
       positionClass: 'toast-top-right',
+      closeButton: true
     }),
   ]
 };

src/app/app.routes.ts

@@ -11,6 +11,6 @@ export const routes: Routes = [
     loadChildren: () => import('./chat/chat.module').then(m => m.ChatModule),
     canActivate: [IsLoggedInCanActivate]
   },
-  { path: '', redirectTo: 'auth', pathMatch: 'full' },
+  { path: '', redirectTo: 'chat', pathMatch: 'full' },
   { path: '**/*', redirectTo: '', pathMatch: 'full' }
 ];

src/app/auth/auth.module.ts

@@ -10,6 +10,7 @@ import { MatCardModule } from '@angular/material/card';
 import { MatFormFieldModule } from '@angular/material/form-field';
 import { MatInputModule } from '@angular/material/input';
 import { MatButtonModule } from '@angular/material/button';
+import { ToolbarComponent } from "../common/toolbar/toolbar.component";
 
 @NgModule({
   declarations: [
@@ -24,7 +25,8 @@ import { MatButtonModule } from '@angular/material/button';
     MatFormFieldModule,
     MatInputModule,
     MatButtonModule,
-    ReactiveFormsModule
-  ]
+    ReactiveFormsModule,
+    ToolbarComponent
+]
 })
 export class AuthModule { }

src/app/auth/login/login.component.html

@@ -1,3 +1,5 @@
+<app-toolbar></app-toolbar>
+
 <mat-card class="card">
 
   <form [formGroup]="loginForm" (ngSubmit)="login()">

src/app/auth/login/login.component.ts

@@ -35,23 +35,14 @@ export class LoginComponent implements OnInit {
       ).subscribe({
         next: result => {
           if (result.error) {
-            this.toastrService.error(result.error, "Error", {
-              timeOut: 3000,
-              closeButton: true
-            });
+            this.toastrService.error(result.error, "Error");
           } else {
-            this.toastrService.info(result.message, "Success", {
-              timeOut: 3000,
-              closeButton: true
-            });
+            this.toastrService.info(result.message, "Success");
             this.router.navigateByUrl('chat');
           }
         },
         error: _ => {
-          this.toastrService.error("API error", "Error", {
-            timeOut: 3000,
-            closeButton: true
-          });
+          this.toastrService.error("API error", "Error");
         }
       })
     }

src/app/auth/register/register.component.html

@@ -1,3 +1,5 @@
+<app-toolbar></app-toolbar>
+
 <mat-card class="card">
 
   <form [formGroup]="registerForm" (ngSubmit)="register()">

src/app/auth/register/register.component.ts

@@ -49,23 +49,14 @@ export class RegisterComponent {
       ).subscribe({
         next: result => {
           if (result.error) {
-            this.toastrService.error(result.error, "Error", {
-              timeOut: 3000,
-              closeButton: true
-            });
+            this.toastrService.error(result.error, "Error");
           } else {
-            this.toastrService.info(result.message, "Success", {
-              timeOut: 3000,
-              closeButton: true
-            });
+            this.toastrService.info(result.message, "Success");
             this.router.navigateByUrl('/auth/login');
           }
         },
         error: _ => {
-          this.toastrService.error("API error", "Error", {
-            timeOut: 3000,
-            closeButton: true
-          });
+          this.toastrService.error("API error", "Error");
         }
       })
     }

src/app/chat/chat.module.ts

@@ -6,18 +6,25 @@ import { ChatComponent } from './chat/chat.component';
 import { ChannelListComponent } from './chat/channel-list/channel-list.component';
 import { FeedComponent } from './chat/feed/feed.component';
 import { ChannelEntryComponent } from './chat/channel-list/channel-entry/channel-entry.component';
-
+import { MessageComponent } from './chat/feed/message/message.component';
+import { ProfilePictureComponent } from './chat/feed/message/profile-picture/profile-picture.component';
+import { ToolbarComponent } from '../common/toolbar/toolbar.component';
+import { MatBadgeModule } from '@angular/material/badge';
 
 @NgModule({
   declarations: [
     ChatComponent,
     ChannelListComponent,
     FeedComponent,
-    ChannelEntryComponent
+    ChannelEntryComponent,
+    MessageComponent,
+    ProfilePictureComponent
   ],
   imports: [
     CommonModule,
-    ChatRoutingModule
+    ChatRoutingModule,
+    ToolbarComponent,
+    MatBadgeModule
   ]
 })
 export class ChatModule { }

src/app/chat/chat/channel-list/channel-entry/channel-entry.component.html

@@ -1 +1,7 @@
-<div [title]="channel.description" [class.selected]="selected">{{channel.name}}</div>
+<div [title]="channel.description" [class.selected]="selected">
+  
+  <span [matBadge]="this.hasAlert ? '1' : ''" matBadgeSize="small">
+    {{channel.name}}
+  </span>
+    
+</div>

src/app/chat/chat/channel-list/channel-entry/channel-entry.component.scss

@@ -5,6 +5,6 @@ div {
 
 .selected {
   color: var(--mat-sys-on-secondary);
-  background-color: var(--mat-sys-secondary);
+  background: linear-gradient(to right, var(--mat-sys-secondary), var(--mat-sys-secondary-container) 90%, rgba(0,0,0,0));
   transition: all .3s ease-in-out;
 }

src/app/chat/chat/channel-list/channel-entry/channel-entry.component.ts

@@ -1,4 +1,4 @@
-import { Component, Input } from '@angular/core';
+import { Component, Input, OnChanges, SimpleChanges } from '@angular/core';
 import { Channel } from '../../../../models/channel';
 
 @Component({
@@ -7,7 +7,18 @@ import { Channel } from '../../../../models/channel';
   templateUrl: './channel-entry.component.html',
   styleUrl: './channel-entry.component.scss'
 })
-export class ChannelEntryComponent {
+export class ChannelEntryComponent implements OnChanges {
   @Input("channel") public channel!: Channel;
   @Input("selected") public selected!: boolean;
+
+  public hasAlert: boolean = false;
+
+  ngOnChanges(changes: SimpleChanges): void {
+    if (this.selected) {
+      this.hasAlert = false;
+    }
+  }
+
+  // TODO: subsribe to message alerts and display them
+  //       unsubscirbe when leaving
 }

src/app/chat/chat/channel-list/channel-list.component.html

@@ -2,5 +2,5 @@
   *ngFor="let channel of this.channels; let i = index"
   [channel]="channels[i]"
   (click)="Select(i)"
-  [selected]="channels[i].id == selectedChannel.id"
+  [selected]="channels[i].id == selectedChannel?.id"
 />

src/app/chat/chat/channel-list/channel-list.component.ts

@@ -1,5 +1,6 @@
-import { Component, EventEmitter, OnInit, Output } from '@angular/core';
+import { Component, EventEmitter, OnChanges, OnInit, Output } from '@angular/core';
 import { Channel } from '../../../models/channel';
+import { ChatService } from '../../../services/chat.service';
 
 @Component({
   selector: 'app-channel-list',
@@ -10,27 +11,17 @@ import { Channel } from '../../../models/channel';
 export class ChannelListComponent implements OnInit {
   @Output("select") selectEmitter: EventEmitter<Channel> = new EventEmitter<Channel>();
 
-  public channels: Channel[] = [
-    {
-      id: 0,
-      name: 'default',
-      description: 'this is the default channel'
-    },
-    {
-      id: 1,
-      name: 'gaming',
-      description: 'this is another channel'
-    },
-  ];
+  public channels!: Channel[];
+  public selectedChannel?: Channel;
 
-  public selectedChannel!: Channel;
-
-  constructor() { }
+  constructor(private chatService: ChatService) { }
 
   ngOnInit() {
-    // TODO: query list of channels
-
-    this.selectedChannel = this.channels[0];
+    this.chatService.ListChannels()
+      .subscribe(channels => {
+        this.channels = channels;
+        this.selectedChannel = this.channels[0];
+      });
   }
 
   public Select(index: number): void {

src/app/chat/chat/chat.component.html

@@ -1,4 +1,6 @@
+<app-toolbar />
+
 <div id="container">
   <app-channel-list (select)="Select($event)"></app-channel-list>
-  <app-feed></app-feed>
+  <app-feed [channel]="this.selectedChannel"></app-feed>
 </div>

src/app/chat/chat/chat.component.ts

@@ -8,7 +8,9 @@ import { Channel } from '../../models/channel';
   styleUrl: './chat.component.scss'
 })
 export class ChatComponent {
+  public selectedChannel?: Channel;
+
   public Select(channel: Channel): void {
-    // TODO: update feed
+    this.selectedChannel = channel;
   }
 }

src/app/chat/chat/feed/feed.component.html

@@ -1 +1,4 @@
-<p>feed works!</p>
+<app-message
+  *ngFor="let message of this.messages"
+  [message]="message"
+/>

src/app/chat/chat/feed/feed.component.scss

@@ -0,0 +1,8 @@
+:host {
+  color: var(--mat-sys-on-background);
+  background-color: var(--mat-sys-background);
+
+  border-left: 2px solid var(--mat-sys-secondary);
+  border-top: 2px solid var(--mat-sys-secondary);
+  border-radius: 10px 0;
+}

src/app/chat/chat/feed/feed.component.ts

@@ -1,4 +1,8 @@
-import { Component } from '@angular/core';
+import { Component, Input, OnChanges, OnInit } from '@angular/core';
+import { Message } from '../../../models/message';
+import { ChatService } from '../../../services/chat.service';
+import { UserService } from '../../../services/user.service';
+import { Channel } from '../../../models/channel';
 
 @Component({
   selector: 'app-feed',
@@ -6,6 +10,18 @@ import { Component } from '@angular/core';
   templateUrl: './feed.component.html',
   styleUrl: './feed.component.scss'
 })
-export class FeedComponent {
+export class FeedComponent implements OnChanges {
+  private readonly DEFAULT_CHANNEL_ID: number = 1;
 
+  @Input('channel') public channel?: Channel;
+  public messages!: Message[];
+
+  constructor(private chatService: ChatService, private userService: UserService) { }
+
+  ngOnChanges() {
+    this.chatService.GetMessages(this.channel?.id ?? this.DEFAULT_CHANNEL_ID)
+      .subscribe(messages => {
+        this.messages = messages;
+      });
+  }
 }

src/app/chat/chat/feed/message/message.component.html

@@ -0,0 +1,9 @@
+<div class="message-container">
+  <app-profile-picture [username]="this.message.sender" />
+
+  <div class="message-inner-container">
+    <div class="message-sender">{{this.message.sender}}</div>
+    <div class="message-content">{{this.message.content}}</div>
+  </div>
+
+</div>

src/app/chat/chat/feed/message/message.component.scss

@@ -0,0 +1,35 @@
+app-profile-picture {
+  display: inline-block;
+  width: 50px;
+  height: 50px;
+
+  margin: 10px;
+}
+
+.message-container {
+  display: grid;
+  grid-template-columns: 70px 1fr;
+  grid-template-rows: 1fr;
+  grid-column-gap: 0px;
+  grid-row-gap: 0px;
+
+  .message-inner-container {
+    margin-top: 10px;
+
+    display: grid;
+    grid-template-columns: 1fr;
+    grid-template-rows: 1.5rem 1fr;
+    grid-column-gap: 0px;
+    grid-row-gap: 0px;
+
+    height: fit-content;
+
+    .message-sender {
+      vertical-align: top;
+    }
+
+    .message-content {
+      height: fit-content;
+    }
+  }
+}

src/app/chat/chat/feed/message/message.component.ts

@@ -0,0 +1,12 @@
+import { Component, Input } from '@angular/core';
+import { Message } from '../../../../models/message';
+
+@Component({
+  selector: 'app-message',
+  standalone: false,
+  templateUrl: './message.component.html',
+  styleUrl: './message.component.scss'
+})
+export class MessageComponent {
+  @Input('message') public message!: Message;
+}

src/app/chat/chat/feed/message/profile-picture/profile-picture.component.html

@@ -0,0 +1 @@
+<img [src]="this.url" [alt]="this.username">

src/app/chat/chat/feed/message/profile-picture/profile-picture.component.scss

@@ -0,0 +1,7 @@
+img {
+  display: inline-block;
+  width: 100%;
+
+  border-radius: 50%;
+  box-shadow: 0px 0px 5px rgba(0, 0, 0, 1);
+}

src/app/chat/chat/feed/message/profile-picture/profile-picture.component.ts

@@ -0,0 +1,20 @@
+import { Component, Input, OnInit } from '@angular/core';
+import { UserService } from '../../../../../services/user.service';
+
+@Component({
+  selector: 'app-profile-picture',
+  standalone: false,
+  templateUrl: './profile-picture.component.html',
+  styleUrl: './profile-picture.component.scss'
+})
+export class ProfilePictureComponent implements OnInit {
+  @Input("username") public username!: string;
+  public url?: string;
+
+  constructor(private userService: UserService) { }
+
+  ngOnInit(): void {
+    this.userService.GetProfilePictureURL(this.username)
+      .subscribe(url => this.url = url);
+  }
+}

src/app/common/toolbar/toolbar.component.html

@@ -0,0 +1,18 @@
+<mat-toolbar>
+
+  <mat-toolbar-row>
+    
+    <mat-icon>chat</mat-icon>Chat
+
+    <div class="toolbar-right-side">
+      <button
+        *ngIf="this.authService.IsLoggedIn()"
+        (click)="Logout()"
+        mat-stroked-button>
+          Logout
+      </button>
+    </div>
+    
+  </mat-toolbar-row>
+
+</mat-toolbar>

src/app/common/toolbar/toolbar.component.scss

@@ -0,0 +1,7 @@
+.toolbar-right-side {
+  width: 100%;
+
+  button {
+    float: right;
+  }
+}

src/app/common/toolbar/toolbar.component.ts

@@ -0,0 +1,35 @@
+import { Component } from '@angular/core';
+import { MatToolbarModule } from '@angular/material/toolbar';
+import { MatIconModule } from '@angular/material/icon';
+import { MatButtonModule } from '@angular/material/button';
+import { AuthService } from '../../services/auth.service';
+import { ToastrService } from 'ngx-toastr';
+import { Router } from '@angular/router';
+import { NgIf } from '@angular/common';
+
+@Component({
+  selector: 'app-toolbar',
+  imports: [MatToolbarModule, MatIconModule, MatButtonModule, NgIf],
+  templateUrl: './toolbar.component.html',
+  styleUrl: './toolbar.component.scss'
+})
+export class ToolbarComponent {
+  constructor(
+    public authService: AuthService,
+    private toastrService: ToastrService,
+    private router: Router) { }
+
+  public Logout(): void {
+    this.authService.Logout()
+      .subscribe({
+        next: result => {
+          if (result) {
+            this.router.navigateByUrl('auth/login');
+            this.toastrService.info("Successfully logged out", "Logout");
+          } else {
+            this.toastrService.error("Logout failed", "Error");
+          }
+        }
+      });
+  }
+}

src/app/models/message.ts

@@ -0,0 +1,9 @@
+import { Timestamp } from "rxjs"
+
+export class Message {
+  public id!: number
+  public sender!: string
+  public channel!: number
+  public time!: Date
+  public content!: string
+}

src/app/models/user.ts

@@ -0,0 +1,6 @@
+export class User {
+  public username!: string;
+  public status!: string;
+  public picture!: string;
+  public bio!: string;
+}

src/app/services/auth.service.ts

@@ -2,7 +2,7 @@ import { HttpClient } from '@angular/common/http';
 import { inject, Injectable } from '@angular/core';
 import { catchError, map, Observable, of } from 'rxjs';
 import { LoginResponse, RegisterResponse } from './responses/auth';
-import { ActivatedRouteSnapshot, CanActivateFn, RouterStateSnapshot } from '@angular/router';
+import { ActivatedRouteSnapshot, CanActivateFn, Router, RouterStateSnapshot } from '@angular/router';
 
 @Injectable({
   providedIn: 'root'
@@ -71,5 +71,10 @@ export const IsLoggedInCanActivate: CanActivateFn = (
   route: ActivatedRouteSnapshot,
   state: RouterStateSnapshot
 ) => {
-  return inject(AuthService).IsLoggedIn();
+  if (inject(AuthService).IsLoggedIn()) {
+    return true;
+  } else {
+    inject(Router).navigateByUrl("auth/login");
+    return false;
+  }
 }

src/app/services/chat.service.ts

@@ -0,0 +1,56 @@
+import { Injectable } from '@angular/core';
+import { Observable } from 'rxjs';
+import { Channel } from '../models/channel';
+import { Message } from '../models/message';
+
+@Injectable({
+  providedIn: 'root'
+})
+export class ChatService {
+
+  constructor() { }
+
+  // TODO: implement
+  public ListChannels(): Observable<Channel[]> {
+    return new Observable<Channel[]>(subscriber => {
+      subscriber.next([
+        {
+          id: 0,
+          name: 'default',
+          description: 'this is the default channel'
+        },
+        {
+          id: 1,
+          name: 'gaming',
+          description: 'this is another channel'
+        },
+      ]);
+      subscriber.complete();
+    });
+  }
+
+  // TODO: implement
+  // TODO: refactor this so it first returns the n last messages,
+  //       then listens for incoming messages and forwards them as they come 
+  public GetMessages(channelID: number): Observable<Message[]> {
+    return new Observable<Message[]>(subscriber => {
+      subscriber.next([
+        {
+          id: 1,
+          sender: 'Test User 1',
+          channel: 1,
+          time: new Date(),
+          content: 'this is my first message'
+        },
+        {
+          id: 2,
+          sender: 'Test User 2',
+          channel: 2,
+          time: new Date(),
+          content: 'this is my second message'
+        }
+      ]);
+      subscriber.complete();
+    });
+  }
+}

src/app/services/responses/auth.ts

@@ -1,10 +1,7 @@
-export class LoginResponse {
-  public message?: string;
-  public error?: string;
-  public token?: string;
+import { APIResponse } from "./basic";
+
+export class LoginResponse extends APIResponse {
+  public session?: string;
 }
 
-export class RegisterResponse {
-  public message?: string;
-  public error?: string;
-}
+export class RegisterResponse extends APIResponse { }

src/app/services/responses/basic.ts

@@ -0,0 +1,4 @@
+export class APIResponse {
+  public message?: string;
+  public error?: string;
+}

src/app/services/user.service.ts

@@ -0,0 +1,23 @@
+import { Injectable } from '@angular/core';
+import { Observable } from 'rxjs';
+import { User } from '../models/user';
+
+@Injectable({
+  providedIn: 'root'
+})
+export class UserService {
+  constructor() { }
+
+  // TODO: implement
+  public GetProfilePictureURL(username: string): Observable<string> {
+    return new Observable<string>(subscriber => {
+      subscriber.next("https://i.pinimg.com/736x/00/70/16/00701602b0eac0390b3107b9e2a665e0.jpg");
+      subscriber.complete();
+    });
+  }
+
+  // TODO: implement
+  public GetUser(username: string): Observable<User> {
+    throw new Error('Not implemented');
+  }
+}