Refactor the post service.

src/handlers/home.tsx

@@ -2,16 +2,16 @@ import { Hono } from "hono";
 import { Home } from "@blog/templates/Pages/Home";
 import { PostMeta } from "@blog/models/PostMeta";
 import { Post } from '@blog/models/Post';
-import { PostFileService } from '@blog/services/post-file';
+import { PostService } from '@blog/services/post-file';
 
 type Posts = {
-  postService: PostFileService
+  postService: PostService 
 };
 
 const app = new Hono<{ Variables: Posts }>();
 
 app.get("/", async (c) => {
-  const postService: PostFileService = c.get('postService');
+  const postService: PostService = c.get('postService');
   const postList: PostMeta[] = Array.from(postService.getPublishedPosts())
     .map((p: Post) => p.meta);
 

src/handlers/posts.tsx

@@ -2,17 +2,17 @@ import { Hono } from 'hono';
 import { PostPage } from '@blog/templates/Pages/PostPage';
 import { FourOhFour } from '@blog/templates/Pages/FourOhFour';
 import { SiteMeta } from '@blog/models/SiteMeta';
-import { PostFileService } from '@blog/services/post-file';
+import { PostService } from '@blog/services/post-file';
 
 type Posts = {
-  postService: PostFileService
+  postService: PostService 
 }
 
 const app = new Hono<{ Variables: Posts }>();
 
 app.get('/:slug', async (c) => {
   const postSlug: string = c.req.param("slug");
-  const postService: PostFileService = c.get('postService');
+  const postService: PostService = c.get('postService');
 
   try {
     const post = postService.getPost(postSlug);

src/middleware/post-service.ts

@@ -1,12 +1,13 @@
 import { createFactory } from 'hono/factory';
-import { PostFileService } from '@blog/services/post-file';
+import { createPostService, PostService } from '@blog/services/post-file';
+import { POST_PATH } from '@blog/config';
 
 const factory = createFactory();
-let postFileService: PostFileService;
+let postFileService: PostService;
 
 export const postFileMiddleware = factory.createMiddleware(async (c, next) => {
   if (!postFileService) {
-    postFileService = await PostFileService.create();
+    postFileService = await createPostService(POST_PATH);
   }
 
   c.set('postService', postFileService);

src/services/post-file.ts

@@ -47,26 +47,26 @@ export async function readPostFile(path: string): Promise<Post> {
   };
 }
 
-export class PostFileService {
+export async function createPostService(path: string): Promise<PostService> {
+  const posts = new Map<string, Post>();
+  const postFiles: string[] = await readdir(path);
+
+  for (const postFile of postFiles) {
+    const post = await readPostFile(POST_PATH + "/" + postFile);
+    const key = post.meta?.slug || postFile.slice(0, -3);
+    posts.set(key, post);
+  }
+
+  return new PostService(posts);
+}
+
+export class PostService {
   private posts: Map<string, Post>;
 
   public constructor(posts: Map<string, Post>) {
     this.posts = posts;
   }
 
-  public static async create() {
-    const posts = new Map<string, Post>();
-    const postFiles: string[] = await readdir(POST_PATH);
-
-    for (const postFile of postFiles) {
-      const post = await readPostFile(POST_PATH + "/" + postFile);
-      const key = post.meta?.slug || postFile.slice(0, -3);
-      posts.set(key, post);
-    }
-
-    return new PostFileService(posts);
-  }
-
   public getPosts(): Map<string, Post> {
     return this.posts;
   }