blog and blog service

src/app/app-routing.module.ts

@@ -4,6 +4,7 @@ import { Routes, RouterModule } from '@angular/router';
 import { HomeComponent } from './home/home.component'
 import { BlogComponent } from './blog/blog.component';
 import { ProjectsComponent } from './projects/projects.component';
+import { BlogitemComponent } from './blogitem/blogitem.component';
 
 
 const routes: Routes = [
@@ -17,7 +18,10 @@ const routes: Routes = [
   },
   {
     path: 'blog',
-    component: BlogComponent
+    component: BlogComponent,
+    children: [
+      { path:   ':id', component: BlogitemComponent }
+    ]
   }
 ];
 

src/app/app.module.ts

@@ -14,6 +14,7 @@ import { environment } from '../environments/environment';
 import { ProjectsComponent } from './projects/projects.component';
 import { BlogComponent } from './blog/blog.component';
 import { AngularFirestore } from '@angular/fire/firestore';
+import { BlogitemComponent } from './blogitem/blogitem.component';
 
 
 @NgModule({
@@ -23,7 +24,8 @@ import { AngularFirestore } from '@angular/fire/firestore';
     FooterComponent,
     HomeComponent,
     ProjectsComponent,
-    BlogComponent
+    BlogComponent,
+    BlogitemComponent
   ],
   imports: [
     BrowserModule,

src/app/blogitem/blogitem.component.html

@@ -0,0 +1 @@
+<span innerHtml="blog.content"></span>

src/app/blogitem/blogitem.component.spec.ts

@@ -0,0 +1,25 @@
+import { async, ComponentFixture, TestBed } from '@angular/core/testing';
+
+import { BlogitemComponent } from './blogitem.component';
+
+describe('BlogitemComponent', () => {
+  let component: BlogitemComponent;
+  let fixture: ComponentFixture<BlogitemComponent>;
+
+  beforeEach(async(() => {
+    TestBed.configureTestingModule({
+      declarations: [ BlogitemComponent ]
+    })
+    .compileComponents();
+  }));
+
+  beforeEach(() => {
+    fixture = TestBed.createComponent(BlogitemComponent);
+    component = fixture.componentInstance;
+    fixture.detectChanges();
+  });
+
+  it('should create', () => {
+    expect(component).toBeTruthy();
+  });
+});

src/app/blogitem/blogitem.component.ts

@@ -0,0 +1,25 @@
+import { Component, OnInit } from '@angular/core';
+import { ActivatedRoute } from '@angular/router';
+import { FetchBlogService } from '../services/fetch-blog.service';
+import { Blog } from '../models/blog/blog.model';
+
+@Component({
+  selector: 'app-blogitem',
+  templateUrl: './blogitem.component.html',
+  styleUrls: ['./blogitem.component.css']
+})
+export class BlogitemComponent implements OnInit {
+
+  blog: Blog
+  id: string
+
+  constructor(private activatedRoute: ActivatedRoute, private fetchBlogService: FetchBlogService) { }
+
+  ngOnInit() {
+    this.id = this.activatedRoute.snapshot.paramMap.get('id');
+    this.fetchBlogService.fetchBlogById(this.id).get().subscribe(blog => {
+      this.blog = blog.data() as Blog
+    })
+  }
+
+}

src/app/services/fetch-blog.service.spec.ts

@@ -0,0 +1,12 @@
+import { TestBed } from '@angular/core/testing';
+
+import { FetchBlogService } from './fetch-blog.service';
+
+describe('FetchBlogService', () => {
+  beforeEach(() => TestBed.configureTestingModule({}));
+
+  it('should be created', () => {
+    const service: FetchBlogService = TestBed.get(FetchBlogService);
+    expect(service).toBeTruthy();
+  });
+});

src/app/services/fetch-blog.service.ts

@@ -0,0 +1,14 @@
+import { Injectable } from '@angular/core';
+import { AngularFirestore } from '@angular/fire/firestore';
+
+@Injectable({
+  providedIn: 'root'
+})
+export class FetchBlogService {
+
+  constructor(private firestore: AngularFirestore) { }
+
+  fetchBlogById(id: string){
+    return this.firestore.collection("blogs").doc(id)
+  }
+}