feat(be): view protected chapter

src/chapter/chapter.controller.ts

@@ -1,9 +1,8 @@
 import {
   Body,
   Controller,
-  Ip,
+  Get,
   Param,
-  Patch,
   Post,
   Put,
   UploadedFile,
@@ -26,6 +25,7 @@ import { Roles } from '../auth/roles.decorator';
 import { RolesGuard } from '../auth/role.guard';
 import { SetRequestTimeout } from '../decorators/set-timeout.decorator';
 import { UploadInputDto } from './dto/upload.dto';
+import { ViewProtectedChapterRequestDto } from './dto/view-chapter-request.dto';
 
 @Controller('chapter')
 @ApiTags('chapter')
@@ -73,4 +73,13 @@ export class ChapterController {
   ) {
     return this.chapterSvc.update(param, data, files);
   }
+
+  @UseGuards(AuthGuard, RolesGuard)
+  @ApiBearerAuth()
+  @Roles(Role.User)
+  @Get(':chapterId')
+  @UseInterceptors(AuthUserInterceptor)
+  view(@Param() data: ViewProtectedChapterRequestDto) {
+    return this.chapterSvc.view(data);
+  }
 }

src/chapter/chapter.module.ts

@@ -4,9 +4,10 @@ import { ChapterService } from './chapter.service';
 import { ChapterController } from './chapter.controller';
 import { GraphqlModule } from '../graphql/graphql.module';
 import { FilesModule } from '../files/files.module';
+import { MangaModule } from '../manga/manga.module';
 
 @Module({
-  imports: [JwtModule, GraphqlModule, FilesModule],
+  imports: [JwtModule, GraphqlModule, FilesModule, MangaModule],
   providers: [ChapterService],
   controllers: [ChapterController],
 })

src/chapter/chapter.service.ts

@@ -28,6 +28,8 @@ import {
   UpdateChapterRequestDto,
 } from './dto/update-chapter-request.dto';
 import { UploadInputDto } from './dto/upload.dto';
+import { MangaService } from '../manga/manga.service';
+import { ViewProtectedChapterRequestDto } from './dto/view-chapter-request.dto';
 
 @Injectable()
 export class ChapterService {
@@ -37,6 +39,7 @@ export class ChapterService {
     private configService: ConfigService,
     private graphqlSvc: GraphqlService,
     private filesService: FilesService,
+    private mangaService: MangaService,
   ) {}
 
   async upload(data: UploadInputDto, file: Express.Multer.File) {
@@ -361,6 +364,57 @@ export class ChapterService {
     }
   }
 
+  async view(data: ViewProtectedChapterRequestDto) {
+    try {
+      const { token } = ContextProvider.getAuthUser();
+
+      const { chapterId } = data;
+
+      // insert chapter to DB
+      const result = await this.graphqlSvc.query(
+        this.configService.get<string>('graphql.endpoint'),
+        token,
+        `query GetMangaIdByChapterId($id: Int = 10) {
+          chapters(where: {id: {_eq: $id}}) {
+            manga_id
+            chapter_type
+            chapter_languages(where: {chapter: {status: {_eq: "Published"}}}) {
+              language_id
+              detail
+            }
+          }
+        }`,
+        'GetMangaIdByChapterId',
+        {
+          id: chapterId,
+        },
+      );
+
+      if (result.errors && result.errors.length > 0) {
+        return result;
+      }
+
+      if (result.data.chapters[0].chapter_type === 'NFTs only') {
+        const access = await this.mangaService.getAccess(
+          result.data.chapters[0].manga_id,
+        );
+
+        this.logger.debug(`Access ${JSON.stringify(access)}`);
+
+        if (!access.nft || access.nft !== true) {
+          result.data.chapters[0].chapter_languages = [];
+        }
+      }
+
+      return result;
+    } catch (errors) {
+      this.logger.error(errors);
+      return {
+        errors,
+      };
+    }
+  }
+
   async insertChapterLanguages(
     token: string,
     chapterId: number,

src/chapter/dto/view-chapter-request.dto.ts

@@ -0,0 +1,8 @@
+import { ApiProperty } from '@nestjs/swagger';
+import { IsNumber } from 'class-validator';
+
+export class ViewProtectedChapterRequestDto {
+  @ApiProperty()
+  @IsNumber()
+  chapterId: number;
+}

src/manga/manga.module.ts

@@ -9,5 +9,6 @@ import { GraphqlModule } from '../graphql/graphql.module';
   imports: [JwtModule, FilesModule, GraphqlModule],
   providers: [MangaService],
   controllers: [MangaController],
+  exports: [MangaService],
 })
 export class MangaModule {}