Adding basic posts and comments

backend/src/app.module.ts

@@ -4,6 +4,7 @@ import { AppService } from './app.service';
 import { PostsModule } from './posts/posts.module';
 import { DatabaseModule } from './database/database.module';
 import { ConfigModule } from '@nestjs/config';
+import { PostModule } from './post/post.module';
 import configuration from './config/configuration';
 
 @Module({
@@ -12,7 +13,8 @@ import configuration from './config/configuration';
       load: [configuration]
     }),
     DatabaseModule,
-    PostsModule
+    PostsModule,
+    PostModule
   ],
   controllers: [AppController],
   providers: [AppService],

backend/src/comment/comment.entity.spec.ts

@@ -0,0 +1,7 @@
+import { Comment } from './comment';
+
+describe('Comment', () => {
+  it('should be defined', () => {
+    expect(new Comment()).toBeDefined();
+  });
+});

backend/src/comment/comment.entity.ts

@@ -0,0 +1,16 @@
+import { Entity, Column, PrimaryGeneratedColumn, ManyToOne } from 'typeorm';
+import { Post } from './post.entity';
+
+@Entity()
+export class Comment {
+
+  @PrimaryGeneratedColumn()
+  id: number;
+
+  @Column()
+  text: string;
+
+  @ManyToOne(() => Post, (post) => post.comments)
+  post: Post;
+
+}

backend/src/post/post.controller.spec.ts

@@ -1,15 +1,15 @@
 import { Test, TestingModule } from '@nestjs/testing';
-import { PostsController } from './posts.controller';
+import { PostController } from './post.controller';
 
-describe('PostsController', () => {
-  let controller: PostsController;
+describe('PostController', () => {
+  let controller: PostController;
 
   beforeEach(async () => {
     const module: TestingModule = await Test.createTestingModule({
-      controllers: [PostsController],
+      controllers: [PostController],
     }).compile();
 
-    controller = module.get<PostsController>(PostsController);
+    controller = module.get<PostController>(PostController);
   });
 
   it('should be defined', () => {

backend/src/post/post.controller.ts

@@ -0,0 +1,4 @@
+import { Controller } from '@nestjs/common';
+
+@Controller('post')
+export class PostController {}

backend/src/post/post.entity.spec.ts

@@ -0,0 +1,7 @@
+import { Post } from './post';
+
+describe('Post', () => {
+  it('should be defined', () => {
+    expect(new Post()).toBeDefined();
+  });
+});

backend/src/post/post.entity.ts

@@ -0,0 +1,19 @@
+import { Entity, Column, PrimaryGeneratedColumn, OneToMany } from ‘typeorm’;
+import { Comment } from ‘./comment.entity’;
+
+@Entity()
+export class Post {
+
+  @PrimaryGeneratedColumn()
+  id: number;
+
+  @Column()
+  title: string;
+
+  @Column()
+  content: string;
+
+  @OneToMany(() => Comment, (comment) => comment.post)
+  comments: Comment[];
+
+}

backend/src/post/post.module.ts

@@ -0,0 +1,9 @@
+import { Module } from '@nestjs/common';
+import { PostController } from './post.controller';
+import { PostService } from './post.service';
+
+@Module({
+  controllers: [PostController],
+  providers: [PostService]
+})
+export class PostModule {}

backend/src/post/post.service.spec.ts

@@ -1,15 +1,15 @@
 import { Test, TestingModule } from '@nestjs/testing';
-import { PostsService } from './posts.service';
+import { PostService } from './post.service';
 
-describe('PostsService', () => {
-  let service: PostsService;
+describe('PostService', () => {
+  let service: PostService;
 
   beforeEach(async () => {
     const module: TestingModule = await Test.createTestingModule({
-      providers: [PostsService],
+      providers: [PostService],
     }).compile();
 
-    service = module.get<PostsService>(PostsService);
+    service = module.get<PostService>(PostService);
   });
 
   it('should be defined', () => {

backend/src/post/post.service.ts

@@ -0,0 +1,27 @@
+import { Injectable } from '@nestjs/common';
+import { InjectRepository } from '@nestjs/typeorm';
+import { Repository } from 'typeorm';
+import { Post } from './post.entity';
+import { Comment } from './comment.entity';
+
+@Injectable()
+export class PostService {
+
+  constructor(
+    @InjectRepository(Post)
+    private postRepository: Repository<Post>,
+
+    @InjectRepository(Comment)
+    private commentRepository: Repository<Comment>,
+  ) {}
+
+  async findAll(): Promise<Post[]> {
+    return this.postRepository.find();
+  }
+
+  async findCommentsByPostId(postId: number): Promise<Comment[]> {
+    return this.commentRepository.find({
+      where: { post: { id: postId } },
+    });
+  }
+}

backend/src/posts/post.entity.ts

@@ -1,7 +0,0 @@
-export class Post {
-  id: number;
-  title: string;
-  uri: string;
-  body: string;
-  created: Date;
-}

backend/src/posts/posts.controller.ts

@@ -1,4 +0,0 @@
-import { Controller } from '@nestjs/common';
-
-@Controller('posts')
-export class PostsController {}

backend/src/posts/posts.module.ts

@@ -1,9 +0,0 @@
-import { Module } from '@nestjs/common';
-import { PostsController } from './posts.controller';
-import { PostsService } from './posts.service';
-
-@Module({
-  controllers: [PostsController],
-  providers: [PostsService],
-})
-export class PostsModule {}

backend/src/posts/posts.service.ts

@@ -1,4 +0,0 @@
-import { Injectable } from '@nestjs/common';
-
-@Injectable()
-export class PostsService {}