Roderick Leito

src/app/app-routing.module.ts

@@ -1,7 +1,23 @@
 import { NgModule } from '@angular/core';
 import { RouterModule, Routes } from '@angular/router';
+import { ListComponent } from './contacts/list/list.component';
+import { AddComponent } from './contacts/add/add.component';
+import { ViewComponent } from './contacts/view/view.component';
 
-const routes: Routes = [];
+const routes: Routes = [
+  {
+    path: "contacts",
+    component: ListComponent,
+  },
+  {
+    path: "contacts/add",
+    component: AddComponent,
+  },
+  {
+    path: "contacts/:id",
+    component: ViewComponent,
+  }
+];
 
 @NgModule({
   imports: [RouterModule.forRoot(routes)],

src/app/app.component.css

@@ -7,3 +7,4 @@
   display: flex;
   justify-content: center;
 }
+

src/app/app.component.html

@@ -1,4 +1,7 @@
+<h1>Contacts</h1>
+
 <app-menu></app-menu>
+
 <div class="page">
   <router-outlet></router-outlet>
 </div>

src/app/app.module.ts

@@ -3,11 +3,13 @@ import { BrowserModule } from '@angular/platform-browser';
 
 import { AppRoutingModule } from './app-routing.module';
 import { AppComponent } from './app.component';
+import { CommonModule } from '@angular/common';
 import { LayoutModule } from './layout/layout.module';
+import { ContactsModule } from './contacts/contacts.module';
 
 @NgModule({
   declarations: [AppComponent],
-  imports: [BrowserModule, AppRoutingModule, LayoutModule],
+  imports: [BrowserModule, AppRoutingModule, CommonModule, LayoutModule, ContactsModule],
   bootstrap: [AppComponent],
 })
 export class AppModule {}

src/app/contacts/add/add.component.html

@@ -0,0 +1,18 @@
+<div>
+  <h2>Add a contact</h2>
+  <form [formGroup]="contactForm" (ngSubmit)="addContact()">
+    <div>
+      <label for="firstName">First name</label>
+      <input type="text" id="firstName" formControlName="firstName" />
+    </div>
+    <div>
+      <label for="lastName">Last name</label>
+      <input type="text" id="lastName" formControlName="lastName" />
+    </div>
+    <div>
+      <label for="city">City</label>
+      <input type="text" id="city" formControlName="city" />
+    </div>
+    <button type="submit">Add Contact</button>
+  </form>
+</div>

src/app/contacts/add/add.component.ts

@@ -0,0 +1,30 @@
+import { Component, inject } from '@angular/core';
+import { FormBuilder, FormGroup, Validators } from '@angular/forms';
+import { Router } from '@angular/router';
+import { ContactsService } from 'src/app/services/contacts.service';
+
+@Component({
+  selector: 'app-add',
+  templateUrl: './add.component.html',
+  styleUrl: './add.component.css'
+})
+export class AddComponent {
+  contactForm: FormGroup;
+  formBuilder = inject(FormBuilder)
+  contactsService = inject(ContactsService)
+  router = inject(Router)
+
+  constructor() {
+    this.contactForm = this.formBuilder.group({
+      firstName: ['', Validators.required],
+      lastName: ['', Validators.required],
+      city: ['', Validators.required],
+    })
+  }
+
+  addContact() {
+    this.contactsService.addContact(this.contactForm.value)
+    this.router.navigate(['contacts'])
+  }
+
+}

src/app/contacts/contacts.module.ts

@@ -0,0 +1,28 @@
+import { NgModule } from '@angular/core';
+import { CommonModule } from '@angular/common';
+import { AddComponent } from './add/add.component';
+import { ViewComponent } from './view/view.component';
+import { ListComponent } from './list/list.component';
+import { RouterModule } from '@angular/router';
+import { ReactiveFormsModule } from '@angular/forms';
+
+
+
+@NgModule({
+  declarations: [
+    AddComponent,
+    ViewComponent,
+    ListComponent
+  ],
+  imports: [
+    CommonModule,
+    RouterModule,
+    ReactiveFormsModule
+  ],
+  exports: [
+    AddComponent,
+    ViewComponent,
+    ListComponent
+  ]
+})
+export class ContactsModule { }

src/app/contacts/data/contacts.ts

@@ -0,0 +1,9 @@
+import { Contact } from '../models/contact';
+
+export const CONTACTS: Contact[] = [
+    { id: 1, firstName: 'Roderick', lastName: 'Leito', city: 'The Hague' },
+    { id: 2, firstName: 'Arjen', lastName: 'Lubach', city: 'Haarlem' },
+    { id: 3, firstName: 'James', lastName: 'Harden', city: 'Amsterdam' },
+    { id: 4, firstName: 'Lisa', lastName: 'Gravenberch', city: 'Leiden' },
+    { id: 5, firstName: 'Joshua', lastName: 'Bart', city: 'Utrecht' }
+]

src/app/contacts/list/list.component.html

@@ -0,0 +1,21 @@
+<h2>Contact List Page</h2>
+<table>
+  <thead>
+    <tr>
+      <th>Id</th>
+      <th>First Name</th>
+      <th>Last Name</th>
+      <th>Link</th>
+    </tr>
+  </thead>
+  <tbody>
+    @for (contact of this.contacts; track contact) {
+    <tr>
+      <td>{{ contact.id }}</td>
+      <td>{{ contact.firstName }}</td>
+      <td>{{ contact.lastName }}</td>
+      <td><a routerLink="/contacts/{{ contact.id }}">Link</a></td>
+    </tr>
+    }
+  </tbody>
+</table>

src/app/contacts/list/list.component.ts

@@ -0,0 +1,14 @@
+import { Component, inject } from '@angular/core';
+import { ContactsService } from '../../services/contacts.service';
+import { Contact } from '../models/contact';
+
+@Component({
+  selector: 'app-list',
+  templateUrl: './list.component.html',
+  styleUrl: './list.component.css'
+})
+export class ListComponent {
+  contactService = inject(ContactsService)
+
+  contacts: Contact[] = this.contactService.getAllContacts();
+}

src/app/contacts/models/contact.ts

@@ -0,0 +1,6 @@
+export interface Contact {
+    id: number;
+    firstName: string;
+    lastName: string;
+    city: string;
+}

src/app/contacts/view/view.component.html

@@ -0,0 +1,10 @@
+@if (this.contact===null) {
+  <div>
+    <p><strong>Contact not available</strong></p>
+  </div>
+} @else {
+  <div>
+    <h3>Name: {{contact.firstName}} {{contact.lastName}}</h3>
+    <p>City: {{contact.city}}</p>
+  </div>
+}

src/app/contacts/view/view.component.ts

@@ -0,0 +1,19 @@
+import { Component } from '@angular/core';
+import { inject } from '@angular/core';
+import { ContactsService } from '../../services/contacts.service';
+import { ActivatedRoute } from '@angular/router';
+import { Contact } from '../models/contact';
+
+@Component({
+  selector: 'app-view',
+  templateUrl: './view.component.html',
+  styleUrl: './view.component.css'
+})
+export class ViewComponent {
+  contactService = inject(ContactsService)
+  route = inject(ActivatedRoute)
+
+  id = this.route.snapshot.paramMap.get('id');
+
+  contact: Contact | null = this.contactService.getContactById(Number (this.id))
+}

src/app/layout/menu/menu.component.css

@@ -5,6 +5,7 @@
 ul {
   padding: 0;
 }
+
 li {
   list-style: none;
 }

src/app/layout/menu/menu.component.html

@@ -1,5 +1,6 @@
 <h2>Menu</h2>
 <ul>
-  <li><a>Contacts list</a></li>
-  <li><a>Add new contact</a></li>
+  <li><a routerLink="/">Home</a></li>
+  <li><a routerLink="/contacts">Contacts list</a></li>
+  <li><a routerLink="/contacts/add">Add new contact</a></li>
 </ul>

src/app/services/contacts.service.spec.ts

@@ -0,0 +1,16 @@
+import { TestBed } from '@angular/core/testing';
+
+import { ContactsService } from './contacts.service';
+
+describe('ContactsService', () => {
+  let service: ContactsService;
+
+  beforeEach(() => {
+    TestBed.configureTestingModule({});
+    service = TestBed.inject(ContactsService);
+  });
+
+  it('should be created', () => {
+    expect(service).toBeTruthy();
+  });
+});

src/app/services/contacts.service.ts

@@ -0,0 +1,28 @@
+import { Injectable } from '@angular/core';
+import { Contact } from '../contacts/models/contact';
+import { CONTACTS } from '../contacts/data/contacts';
+
+@Injectable({
+  providedIn: 'root'
+})
+export class ContactsService {
+  private contacts: Contact[] = CONTACTS
+  private currentId: number = this.contacts.length + 1;
+
+  public getContactById(id: number | null): Contact | null {
+    const contact = this.contacts.find(contact => contact.id === id)
+    if(!contact) {
+      return null
+    }
+    return contact
+  }
+
+  public getAllContacts(): Contact[] {
+    return this.contacts
+  }
+
+  public addContact(contact: Contact) {
+    this.currentId++;
+    this.contacts.push({ ...contact, id: this.currentId })
+  }
+}