📂Better folder structures and file names in backend

backend/src/controllers/MessageController.js

@@ -0,0 +1,125 @@
+const Message = require("../models/Message");
+const Contact = require("../models/Contact");
+const { getIO } = require("../libs/socket");
+const { getWbot } = require("../libs/wbot");
+const Sequelize = require("sequelize");
+
+const { MessageMedia } = require("whatsapp-web.js");
+
+const setMessagesAsRead = async contactId => {
+	const io = getIO();
+	await Message.update(
+		{ read: true },
+		{
+			where: {
+				contactId: contactId,
+				read: false,
+			},
+		}
+	);
+
+	io.to("notification").emit("contact", {
+		action: "updateUnread",
+		contactId: contactId,
+	});
+};
+
+exports.index = async (req, res, next) => {
+	const wbot = getWbot();
+	const io = getIO();
+
+	const { contactId } = req.params;
+	const { searchParam = "", pageNumber = 1 } = req.query;
+
+	const lowerSerachParam = searchParam.toLowerCase();
+
+	const whereCondition = {
+		messageBody: Sequelize.where(
+			Sequelize.fn("LOWER", Sequelize.col("messageBody")),
+			"LIKE",
+			"%" + lowerSerachParam + "%"
+		),
+	};
+
+	let limit = 20;
+	let offset = limit * (pageNumber - 1);
+
+	const contact = await Contact.findByPk(contactId);
+	if (!contact) {
+		return res.status(400).json({ error: "No contact found with this ID" });
+	}
+
+	await setMessagesAsRead(contactId);
+
+	const contactMessages = await contact.getMessages({
+		where: whereCondition,
+		limit,
+		offset,
+		order: [["createdAt", "DESC"]],
+	});
+
+	const serializedMessages = contactMessages.map(message => {
+		return {
+			...message.dataValues,
+			mediaUrl: `${
+				message.mediaUrl
+					? `http://${process.env.HOST}:${process.env.PORT}/public/${message.mediaUrl}`
+					: ""
+			}`,
+		};
+	});
+
+	return res.json({
+		messages: serializedMessages.reverse(),
+		contact: contact,
+	});
+};
+
+exports.store = async (req, res, next) => {
+	const wbot = getWbot();
+	const io = getIO();
+
+	const { contactId } = req.params;
+	const message = req.body;
+	const media = req.file;
+	let sentMessage;
+
+	const contact = await Contact.findByPk(contactId);
+	if (media) {
+		const newMedia = MessageMedia.fromFilePath(req.file.path);
+		message.mediaUrl = req.file.filename.replace(/\s/g, "");
+		if (newMedia.mimetype) {
+			message.mediaType = newMedia.mimetype.split("/")[0];
+		} else {
+			message.mediaType = "other";
+		}
+
+		sentMessage = await wbot.sendMessage(`${contact.number}@c.us`, newMedia);
+	} else {
+		sentMessage = await wbot.sendMessage(
+			`${contact.number}@c.us`,
+			message.messageBody
+		);
+	}
+
+	message.id = sentMessage.id.id;
+
+	const newMessage = await contact.createMessage(message);
+
+	const serialziedMessage = {
+		...newMessage.dataValues,
+		mediaUrl: `${
+			message.mediaUrl
+				? `http://${process.env.HOST}:${process.env.PORT}/public/${message.mediaUrl}`
+				: ""
+		}`,
+	};
+
+	io.to(contactId).emit("appMessage", {
+		action: "create",
+		message: serialziedMessage,
+	});
+	await setMessagesAsRead(contactId);
+
+	return res.json({ message: "Mensagem enviada" });
+};