Comment form it's working now

src/app.module.ts

@@ -27,6 +27,7 @@ import { OperationModule } from './modules/operation-saving/operation.module';
 import { WaitingModule } from './modules/waiting-list/waiting.module';
 import { ContactModule } from './modules/contact/contact.module';
 import { BlogModule } from './modules/blog/blog.module';
+import { CommentModule } from './modules/comment/comment.module';
 
 @Module({
   imports: [
@@ -41,6 +42,7 @@ import { BlogModule } from './modules/blog/blog.module';
     CachingModule,
     MailModule,
     WaitingModule,
+    CommentModule,
     ContactModule,
     AuthModule,
     SessionModule,
@@ -70,4 +72,4 @@ import { BlogModule } from './modules/blog/blog.module';
     { provide: APP_GUARD, useClass: RolesGuard },
   ],
 })
-export class AppModule {}
+export class AppModule { }

src/modules/blog/blog.service.ts

@@ -34,7 +34,11 @@ export class BlogService {
   }
 
   async getBlogDetailsWithComments(slug: string): Promise<any> {
-    const blog = await this.blogRepository.findOne({ where: { slug }, relations: ['comments'] });
+    const blog = await this.blogRepository.createQueryBuilder('blog')
+      .leftJoinAndSelect('blog.comments', 'comments')
+      .where('blog.slug = :slug', { slug })
+      .orderBy('comments.createdAt', 'DESC')
+      .getOne();
 
     const last = await this.blogRepository.find({
       where: { slug: Not(slug) },

src/modules/blog/entities/blog.entity.ts

@@ -1,6 +1,6 @@
 import { Comment } from 'src/modules/comment/entities/comment.entity';
 import { BaseEntity } from '../../../db/base-entity';
-import { Entity, Column, ManyToMany, JoinTable } from 'typeorm';
+import { Entity, Column, ManyToMany, JoinTable, OneToMany } from 'typeorm';
 
 @Entity()
 export class Blog extends BaseEntity {
@@ -23,8 +23,7 @@ export class Blog extends BaseEntity {
   @Column('text', { array: true, default: '{}' })
   tags?: string[];
 
-  @ManyToMany(() => Comment, comment => comment.blog)
-  @JoinTable()
-  comments?: Comment[];
+  @OneToMany(() => Comment, comment => comment.blog)
+  comments: Comment[];
 
 }

src/modules/comment/comment.controller.ts

@@ -7,16 +7,17 @@ import { ApiOperation, ApiTags } from '@nestjs/swagger';
 import { _403, _404, _409 } from '../../common/constants/errors';
 import { Public } from 'src/common/decorators/public.decorator';
 import { CreateCommentDto } from './dto/comment.dto';
+import { CommentService } from './comment.service';
 
 @ApiTags('Comments')
 @Controller('comments')
 export class CommentController {
-    constructor(private readonly commentService: any) { }
+    constructor(private readonly commentService: CommentService) { }
 
     @Post()
     @Public()
     @ApiOperation({ summary: 'Save comment a blog' })
     async add(@Body() blogDto: CreateCommentDto) {
-        return await this.commentService.comment(blogDto);
+        return await this.commentService.add(blogDto);
     }
 }

src/modules/comment/comment.module.ts

@@ -3,10 +3,11 @@ import { TypeOrmModule } from '@nestjs/typeorm';
 import { Comment } from './entities/comment.entity';
 import { CommentController } from './comment.controller';
 import { CommentService } from './comment.service';
+import { Blog } from '../blog/entities/blog.entity';
 
 @Module({
     imports: [
-        TypeOrmModule.forFeature([Comment]),
+        TypeOrmModule.forFeature([Comment, Blog])
     ],
     controllers: [CommentController],
     providers: [CommentService],

src/modules/comment/comment.service.ts

@@ -11,6 +11,7 @@ export class CommentService {
     constructor(
         @InjectRepository(Comment)
         private commentRepository: Repository<Comment>,
+        @InjectRepository(Blog)
         private blogRepository: Repository<Blog>,
 
     ) { }

src/modules/comment/dto/comment.dto.ts

@@ -17,10 +17,6 @@ export class CreateCommentDto {
     @IsString()
     comment: string;
 
-    @IsNotEmpty()
-    @IsString()
-    content: string;
-
     @IsNotEmpty()
     @IsString()
     blog: string;

src/modules/comment/entities/comment.entity.ts

@@ -14,7 +14,6 @@ export class Comment extends BaseEntity {
     @Column({ nullable: false })
     comment: string;
 
-    @ManyToOne(() => Blog, (blog) => blog.comments)
-    @JoinColumn({ name: 'idBlog' })
+    @ManyToOne(() => Blog, blog => blog.comments)
     blog: Blog;
 }