Function sendMessage

backend/src/controllers/message.controller.js:37–70

(req,res)

};

export const sendMessage= async(req,res)=>{
    try {
        const {text,image}=req.body;
        const {id:receiverId}=req.params;
        const senderId=req.user._id;

        let imageUrl;
        if(image){
            //upload image to cloudinary
            const uploadResponse= await cloudinary.uploader.upload(image);
            imageUrl= uploadResponse.secure_url;
        }

        const newMessage = new Message({
            senderId,
            receiverId,
            text,
            image:imageUrl,
        });

        await newMessage.save();
        

        const receiverSocketId= getReceiverSocketId(receiverId);
        if(receiverSocketId){
            io.to(receiverSocketId).emit("newMessage",newMessage);
        }

        res.status(201).json(newMessage);
    } catch (error) {
        console.log("Error in sendMessage controller:", error.message);
        res.status(500).json({error: "Internal Server error"});
    }
};