Implement the usecase to get blogpost with m17n

packages/applications/turbo-blog/src/build/application/getBlogPost/getBlogPost.usecase.ts

@@ -0,0 +1,16 @@
+import type { BlogContent } from "../../model/blog/blog.entity";
+import type { BlogRepository } from "../../model/blog/blog.repository";
+import { M17NContents } from "../../model/m17n/m17n.entity";
+
+export class GetBlogPostUsecase {
+ constructor(private blogPostRepository: BlogRepository) {}
+
+ async getBlogPost(id: string): Promise<M17NContents<BlogContent>> {
+ const [ja, en] = await Promise.all([
+ this.blogPostRepository.getBlog(id, "ja"),
+ this.blogPostRepository.getBlog(id, "en"),
+ ]);
+
+ return new M17NContents(ja, en);
+ }
+}

packages/applications/turbo-blog/src/build/model/blog/blog.repository.ts

@@ -11,10 +11,14 @@ export class BlogRepository {
  this._path = injectedPath;
  }
 
- public async getBlog(slug: string): Promise<BlogContent> {
+ public async getBlog(
+ slug: string,
+ language: "ja" | "en",
+ ): Promise<BlogContent> {
  const blogPath = this._path.resolve(
  process.cwd(),
- "packages/applications/turbo-blog/src/articles/public",
+ "packages/applications/turbo-blog/src/articles/",
+ language === "ja" ? "public" : "en",
  `${slug}.md`,
  );
  const blogContent = this._fs.readFileSync(blogPath, "utf-8");

packages/applications/turbo-blog/src/build/model/m17n/m17n.entity.ts

@@ -2,7 +2,7 @@ import type { Content } from "../content/content.entity";
 
 export class M17NContents<T extends Content> {
  constructor(
- public ja: T,
- public en: T,
+ public ja?: T,
+ public en?: T,
  ) {}
 }