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index.js
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require("dotenv").config({ path: "./.env" });
const path = require("path");
const express = require("express");
const app = express();
const { cloudinary } = require("./config/cloudinary");
const bodyParser = require("body-parser");
const passport = require("passport");
const session = require("express-session");
const cors = require("cors");
const socketio = require("socket.io");
const pgSession = require("connect-pg-simple")(session);
const { pool } = require("./config/dbConfig");
const initializePassport = require("./middleware/passportConfig");
initializePassport.initialize(passport);
const { getChat } = require("./database/queries/rooms");
app.use(cors({ credentials: true, origin: true }));
// Parses data from form
app.use(
bodyParser.urlencoded({
parameterLimit: 100000,
limit: "50mb",
extended: true,
})
);
app.use(bodyParser.json({ limit: "50mb" }));
app.use(
session({
store: new pgSession({
pool,
tableName: "user_session",
}),
// Key we want to keep secret which will encrypt all of our information
secret: process.env.SESSION_SECRET || "secret",
// Should we resave our session variables if nothing has changes which we dont
resave: false,
// Save empty value if there is no value which we do not want to do
saveUninitialized: false,
cookie: { maxAge: 30 * 24 * 60 * 60 * 1000 }, // 30 days
})
);
//initializes passport
app.use(passport.initialize());
// Store variables to use across the whole session, Works with app.use(Session) above
app.use(passport.session());
//routes
app.use("/", require("./routes/auth"));
const port = process.env.PORT || 5000;
const server = app.listen(port, () => {
console.log(`Server Listening on ${port}`);
});
const io = socketio(server);
io.on("connection", (socket) => {
socket.on("disconnect", (reason) => {});
socket.on("room", (data) => {
console.log("room join");
socket.join(data.room);
});
socket.on("leave room", (data) => {
console.log("leaving room");
socket.leave(data.room);
});
socket.on("new message", (data) => {
//put data in db here
const message = data.message;
const userId = data.userId;
const roomId = data.roomId;
try {
pool.query(
`INSERT INTO chat_table (message, userid, roomid)
VALUES ($1, $2, $3)
RETURNING id, message, userid, roomid`,
[message, userId, roomId],
(err) => {
if (err) {
throw err;
} else {
io.in(roomId).emit("receive message", data);
}
}
);
} catch (error) {
console.error(error);
}
});
});
app.post("/api/createroom", async function (req, res) {
const roomName = req.body.roomName;
try {
const results = await pool.query(
`INSERT INTO room_table (roomName)
VALUES ($1)
RETURNING id, roomname`,
[roomName]
);
const roomId = results.rows[0].id;
const userId = req.user && req.user.id;
await pool.query(
`INSERT INTO users_rooms (userid, roomid)
VALUES ($1, $2)`,
[userId, roomId]
);
res.json({ roomid: roomId, name: results.rows[0].roomname, messages: [] });
} catch (error) {
console.error(error);
}
});
app.post("/api/removeroom", function (req, res) {
const roomId = req.body.roomId;
try {
pool.query(
`DELETE FROM room_table
WHERE id = $1`,
[roomId],
(err) => {
if (err) {
throw err;
} else {
res.sendStatus(200);
}
}
);
} catch (error) {
console.error(error);
}
});
app.get("/api/room/:roomId", async function (req, res) {
const roomId = req.params.roomId;
//JOIN chat_table ON room_table.id = chat_table.roomid
try {
const result = await pool.query(
`SELECT
room_table.id as roomId,
room_table.roomname as name
FROM room_table
WHERE room_table.id = $1`,
[roomId]
);
const room = result.rows[0];
const messages = await getChat(roomId);
res.json({ ...room, messages });
} catch (error) {
console.error(error);
}
});
app.get("/api/rooms", async function (req, res) {
try {
const userId = req.user && req.user.id;
const result = await pool.query(
`SELECT
users_rooms.roomid as roomid,
room_table.roomname as name
FROM users_rooms
JOIN room_table on users_rooms.roomid = room_table.id`
);
const rooms = result.rows;
res.json({ rooms });
} catch (error) {
console.error(error);
}
});
app.post("/api/upload", async (req, res) => {
try {
const fileStr = req.body.data;
const uploadResponse = await cloudinary.uploader.upload(fileStr);
const avatar = uploadResponse.secure_url;
const username = req.user.username;
pool.query("UPDATE user_table SET avatar=($1) WHERE username=($2)", [
avatar,
username,
]);
res.json({ avatar });
} catch (err) {
console.error(err);
res.status(500).json({ err: "Something went wrong" });
}
});
if (process.env.NODE_ENV === "production") {
app.use(express.static(path.join(__dirname, "./build")));
app.get("*", function (req, res) {
res.sendFile(path.join(__dirname, "./build", "index.html"));
});
}