Merge pull request #250 from ChibuikemMichaelIlonze/edit-blog-post

feat: API Endpoint for Editing a Blog Post by Id

src/controllers/updateBlogController.ts

@@ -0,0 +1,36 @@
+import { Request, Response } from "express";
+import { updateBlogPost } from "../services/updateBlog.services";
+
+export const updateBlogController = async (req: Request, res: Response) => {
+  const { id } = req.params;
+  const { title, content, published_at, image_url } = req.body;
+
+  console.log("Controller - updateBlogController called with id:", id);
+  console.log("Controller - Request body:", req.body);
+
+  try {
+    const updatedBlog = await updateBlogPost(
+      id,
+      title,
+      content,
+      published_at,
+      image_url,
+    );
+    console.log("Controller - Blog post updated successfully:", updatedBlog);
+
+    return res.status(200).json({
+      status: "success",
+      status_code: 200,
+      message: "Blog post updated successfully",
+      data: updatedBlog,
+    });
+  } catch (error) {
+    console.error("Controller - Error updating blog post:", error);
+
+    return res.status(500).json({
+      status: "unsuccessful",
+      status_code: 500,
+      message: "Failed to update the blog post. Please try again later.",
+    });
+  }
+};

src/routes/blog.ts

@@ -2,12 +2,18 @@ import { Router } from "express";
 import { authMiddleware } from "../middleware";
 import { createBlogController } from "../controllers/createBlogController";
 import { BlogController } from "../controllers/BlogController";
+import { updateBlogController } from "../controllers/updateBlogController";
 
 const blogRouter = Router();
 const blogController = new BlogController();
 
 blogRouter.post("/create", authMiddleware, createBlogController);
-blogRouter.get("/", authMiddleware, blogController.listBlogs.bind(blogController));
+blogRouter.get(
+  "/",
+  authMiddleware,
+  blogController.listBlogs.bind(blogController),
+);
+blogRouter.put("/:id", authMiddleware, updateBlogController);
 
 blogRouter.delete("/:id", blogController.deleteBlogPost.bind(blogController));
 

src/services/updateBlog.services.ts

@@ -0,0 +1,42 @@
+import { Blog } from "../models/blog";
+import AppDataSource from "../data-source";
+
+export const updateBlogPost = async (
+  id: string,
+  title: string,
+  content: string,
+  published_at?: Date,
+  image_url?: string,
+) => {
+  const blogRepository = AppDataSource.getRepository(Blog);
+
+  let blog;
+  try {
+    blog = await blogRepository.findOne({ where: { id } });
+  } catch (error) {
+    throw new Error("Error finding blog post.");
+  }
+
+  if (!blog) {
+    throw new Error("Blog post not found.");
+  }
+
+  blog.title = title;
+  blog.content = content;
+
+  if (published_at) {
+    blog.published_at = published_at;
+  }
+
+  if (image_url) {
+    blog.image_url = image_url;
+  }
+
+  try {
+    await blogRepository.save(blog);
+  } catch (error) {
+    console.error("Service - Error saving blog post:", error);
+  }
+
+  return blog;
+};