negyedik gyakorlat + megoldasok

Backend/harmadik gyakorlat_minta/src/api/controllers/BlogController.js

@@ -0,0 +1,114 @@
+import { BlogRepository } from '../../infrastructure/repositories/BlogRepository.js';
+
+export class BlogController {
+  constructor() {
+    this.blogRepository = new BlogRepository();
+  }
+
+  async getAll(req, res) {
+    try {
+      const blogs = await this.blogRepository.findAll();
+      res.json({
+        success: true,
+        data: blogs
+      });
+    } catch (error) {
+      res.status(500).json({
+        success: false,
+        error: error.message
+      });
+    }
+  }
+
+  async getById(req, res) {
+    try {
+      const blog = await this.blogRepository.findById(req.params.id);
+      if (!blog) {
+        return res.status(404).json({
+          success: false,
+          error: 'Blog not found'
+        });
+      }
+      res.json({
+        success: true,
+        data: blog
+      });
+    } catch (error) {
+      res.status(500).json({
+        success: false,
+        error: error.message
+      });
+    }
+  }
+
+  async create(req, res) {
+    try {
+      const { title, content, published } = req.body;
+
+      if (!title || !content) {
+        return res.status(400).json({
+          success: false,
+          error: 'Title and content are required'
+        });
+      }
+
+      const blog = await this.blogRepository.create({
+        title,
+        content,
+        published: published || false,
+        authorId: req.user.id
+      });
+
+      res.status(201).json({
+        success: true,
+        data: blog,
+        message: 'Blog created successfully'
+      });
+    } catch (error) {
+      res.status(500).json({
+        success: false,
+        error: error.message
+      });
+    }
+  }
+
+  async update(req, res) {
+    try {
+      const { title, content, published } = req.body;
+
+      const updateData = {};
+      if (title) updateData.title = title;
+      if (content) updateData.content = content;
+      if (typeof published !== 'undefined') updateData.published = published;
+
+      const blog = await this.blogRepository.update(req.params.id, updateData);
+
+      res.json({
+        success: true,
+        data: blog,
+        message: 'Blog updated successfully'
+      });
+    } catch (error) {
+      res.status(500).json({
+        success: false,
+        error: error.message
+      });
+    }
+  }
+
+  async delete(req, res) {
+    try {
+      await this.blogRepository.delete(req.params.id);
+
+      res.json({
+        success: true,
+        message: 'Blog deleted successfully'
+      });
+    } catch (error) {
+      res.status(500).json({
+        success: false,
+        error: error.message
+      });
+    }
+  }
+}