ComproGSI_BE/controllers/blogController.js

import blogModel from "../models/blogModel.js";
import blogImage from "../models/blogImage.js";

// Get all blogs with images
export const getAllBlogs = async (req, res) => {
    try {
        const blogs = await blogModel.findAll({
            include: [{ model: blogImage }]
        });
        res.json(blogs);
    } catch (error) {
        res.status(500).json({ message: error.message });
    }
};

// Get a single blog by ID
export const getBlogById = async (req, res) => {
    try {
        const blog = await blogModel.findByPk(req.params.id, {
            include: [{ model: blogImage }]
        });
        if (!blog) return res.status(404).json({ message: "Blog not found" });
        res.json(blog);
    } catch (error) {
        res.status(500).json({ message: error.message });
    }
};

// Create a new blog
export const createBlog = async (req, res) => {
    const { title, description, images } = req.body;
    try {
        const blog = await blogModel.create({ title, description });
        if (images && images.length > 0) {
            await blogImage.bulkCreate(images.map(imageUrl => ({ blogId: blog.id, imageUrl })));
        }
        res.status(201).json(blog);
    } catch (error) {
        res.status(500).json({ message: error.message });
    }
};

// Update a blog
export const updateBlog = async (req, res) => {
    try {
        const blog = await blogModel.findByPk(req.params.id);
        if (!blog) return res.status(404).json({ message: "Blog not found" });
        await blog.update(req.body);
        res.json(blog);
    } catch (error) {
        res.status(500).json({ message: error.message });
    }
};

// Delete a blog
export const deleteBlog = async (req, res) => {
    try {
        const blog = await blogModel.findByPk(req.params.id);
        if (!blog) return res.status(404).json({ message: "Blog not found" });
        await blog.destroy();
        res.json({ message: "Blog deleted successfully" });
    } catch (error) {
        res.status(500).json({ message: error.message });
    }
};