mirror of
https://github.com/ClaytonWWilson/CS307-Team24.git
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335 lines
9.4 KiB
JavaScript
335 lines
9.4 KiB
JavaScript
/* eslint-disable promise/catch-or-return */
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const { admin, db } = require("../util/admin");
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const config = require("../util/config");
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const { validateUpdateProfileInfo } = require("../util/validator");
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const firebase = require("firebase");
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firebase.initializeApp(config);
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exports.signup = (req, res) => {
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const newUser = {
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email: req.body.email,
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handle: req.body.handle,
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password: req.body.password,
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confirmPassword: req.body.confirmPassword,
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createdAt: new Date().toISOString()
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};
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let errors = {};
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const emailRegEx = /^(([^<>()[\]\\.,;:\s@"]+(\.[^<>()[\]\\.,;:\s@"]+)*)|(".+"))@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\])|(([a-zA-Z\-0-9]+\.)+[a-zA-Z]{2,}))$/;
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// Email check
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if (newUser.email.trim() === "") {
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errors.email = "Email must not be blank.";
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} else if (!newUser.email.match(emailRegEx)) {
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errors.email = "Email is invalid.";
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}
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// handle check
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if (newUser.handle.trim() === "") {
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errors.handle = "Username must not be blank.";
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} else if (newUser.handle.length < 4 || newUser.handle.length > 30) {
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errors.handle = "Username must be between 4-30 characters long.";
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}
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// Password check
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if (newUser.password.trim() === "") {
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errors.password = "Password must not be blank.";
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} else if (newUser.password.length < 8 || newUser.password.length > 20) {
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errors.password = "Password must be between 8-20 characters long.";
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}
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// Confirm password check
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if (newUser.confirmPassword !== newUser.password) {
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errors.confirmPassword = "Passwords must match.";
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}
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// Overall check
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if (Object.keys(errors).length > 0) {
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return res.status(400).json(errors);
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}
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let token, userId;
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db.doc(`/users/${newUser.handle}`)
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.get()
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.then((doc) => {
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if (doc.exists) {
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return res
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.status(400)
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.json({ handle: "This username is already taken." });
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}
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return firebase
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.auth()
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.createUserWithEmailAndPassword(newUser.email, newUser.password);
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})
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.then((data) => {
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userId = data.user.uid;
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return data.user.getIdToken();
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})
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.then((idToken) => {
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token = idToken;
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const defaultImageUrl = `https://firebasestorage.googleapis.com/v0/b/${config.storageBucket}/o/no-img.png?alt=media`;
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const userCred = {
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email: newUser.email,
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handle: newUser.handle,
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createdAt: newUser.createdAt,
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userId,
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followedTopics: [],
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imageUrl: defaultImageUrl
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};
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return db.doc(`/users/${newUser.handle}`).set(userCred);
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})
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.then(() => {
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return res.status(201).json({ token });
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})
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.catch((err) => {
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console.error(err);
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if (err.code === "auth/email-already-in-use") {
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return res.status(500).json({ email: "This email is already taken." });
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}
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return res.status(500).json({ error: err.code });
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});
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};
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exports.login = (req, res) => {
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const user = {
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email: req.body.email,
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password: req.body.password
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};
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// Auth validation
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let errors = {};
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const emailRegEx = /^(([^<>()[\]\\.,;:\s@"]+(\.[^<>()[\]\\.,;:\s@"]+)*)|(".+"))@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\])|(([a-zA-Z\-0-9]+\.)+[a-zA-Z]{2,}))$/;
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// Checks if email/username field is empty
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if (user.email.trim() === "") {
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errors.email = "Email must not be blank.";
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}
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// Checks if password field is empty
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if (user.password.trim() === "") {
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errors.password = "Password must not be blank.";
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}
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// Checks if any of the above two errors were found
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if (Object.keys(errors).length > 0) {
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return res.status(400).json(errors);
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}
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// Email/username field is username since it's not in email format
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if (!user.email.match(emailRegEx)) {
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var userDoc = db.collection("users").doc(`${user.email}`);
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userDoc.get()
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.then(function(doc) {
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if (doc.exists) {
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user.email = doc.data().email;
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}
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else {
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return res.status(403).json({ general: "Invalid credentials. Please try again." });
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}
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return;
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})
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.then(function() {
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firebase
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.auth()
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.signInWithEmailAndPassword(user.email, user.password)
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.then((data) => {
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return data.user.getIdToken();
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})
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.then((token) => {
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return res.status(200).json({ token });
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})
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.catch((err) => {
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console.error(err);
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if (err.code === "auth/user-not-found" || err.code === "auth/invalid-email" || err.code === "auth/wrong-password") {
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return res.status(403).json({ general: "Invalid credentials. Please try again." });
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}
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return res.status(500).json({ error: err.code });
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});
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return;
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})
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.catch(function(err) {
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if(!doc.exists) {
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return res.status(403).json({ general: "Invalid credentials. Please try again." });
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}
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return res.status(500).send(err);
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});
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}
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// Email/username field is username
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else {
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firebase
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.auth()
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.signInWithEmailAndPassword(user.email, user.password)
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.then((data) => {
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return data.user.getIdToken();
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})
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.then((token) => {
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return res.status(200).json({ token });
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})
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.catch((err) => {
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console.error(err);
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if (err.code === "auth/user-not-found" || err.code === "auth/invalid-email" || err.code === "auth/wrong-password") {
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return res
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.status(403)
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.json({ general: "Invalid credentials. Please try again." });
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}
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return res.status(500).json({ error: err.code });
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});
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}
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};
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//Deletes user account and all associated data
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exports.deleteUser = (req, res) => {
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// Get the profile image filename
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// `https://firebasestorage.googleapis.com/v0/b/${config.storageBucket}/o/${imageFileName}?alt=media`
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const imageFileName;
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req.userData.imageUrl ?
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imageFileName = req.userData.imageUrl.split('/o/')[1].split('?alt=')[0] :
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imageFileName = 'no-img.png'
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const userId = req.userData.userId;
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let errors = {};
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function thenFunction(data) {
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console.log(`${data} data for ${req.userData.handle} has been deleted.`);
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}
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function catchFunction(data, err) {
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console.error(err);
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errors[data] = err;
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}
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// Deletes user from authentication
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let auth = admin.auth().deleteUser(userId);
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// Deletes database data
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let data = db.collection("users").doc(`${req.user.handle}`).delete();
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// Deletes any custom profile image
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let image;
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if (imageFileName !== 'no-img.png') {
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image = admin.storage().bucket().file(imageFileName).delete()
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} else {
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image = Promise.resolve();
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}
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// Deletes all users posts
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let posts = db.collection("posts")
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.where("userHandle", "==", req.user.handle)
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.get()
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.then((query) => {
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query.forEach((snap) => {
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snap.ref.delete();
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})
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})
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let promises = [
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auth
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.then(thenFunction('auth'))
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.catch((err) => catchFunction('auth', err)),
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data
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.then(thenFunction('data'))
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.catch((err) => catchFunction('data', err)),
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image
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.then(thenFunction('image'))
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.catch((err) => catchFunction('image', err)),
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posts
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.then(thenFunction('posts'))
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.catch((err) => catchFunction('image', err))
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];
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// Wait for all promises to resolve
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let waitPromise = Promise.all(promises);
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waitPromise.then(() => {
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if (Object.keys(errors) > 0) {
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return res.status(500).json(errors);
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} else {
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return res.status(200).json({message: `All data for ${req.userData.handle} has been deleted.`});
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}
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})
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.catch((err) => {
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return res.status(500).json({error: err});
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})
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};
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// Returns all data in the database for the user who is currently signed in
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exports.getProfileInfo = (req, res) => {
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db.collection("users")
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.doc(req.user.handle)
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.get()
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.then((data) => {
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return res.status(200).json(data.data());
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})
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.catch((err) => {
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console.error(err);
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return res.status(500).json(err);
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});
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};
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// Updates the data in the database of the user who is currently logged in
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exports.updateProfileInfo = (req, res) => {
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// Data validation
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const { valid, errors, profileData } = validateUpdateProfileInfo(req);
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if (!valid) return res.status(400).json(errors);
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// Update the database entry for this user
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db.collection("users")
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.doc(req.user.handle)
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.set(profileData, { merge: true })
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.then(() => {
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console.log(`${req.user.handle}'s profile info has been updated.`);
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return res
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.status(201)
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.json({
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general: `${req.user.handle}'s profile info has been updated.`
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});
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})
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.catch((err) => {
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console.error(err);
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return res.status(500).json({
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error: "Error updating profile data"
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});
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});
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};
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exports.getUserDetails = (req, res) => {
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let userData = {};
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db.doc(`/users/${req.body.handle}`)
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.get()
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.then((doc) => {
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if (doc.exists) {
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userData = doc.data();
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return res.status(200).json({userData});
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} else {
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return res.status(400).json({error: "User not found."})
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}})
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.catch((err) => {
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console.error(err);
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return res.status(500).json({ error: err.code });
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});
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};
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exports.getAuthenticatedUser = (req, res) => {
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let credentials = {};
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db.doc(`/users/${req.user.handle}`)
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.get()
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.then((doc) => {
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if (doc.exists) {
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credentials = doc.data();
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return res.status(200).json({credentials});
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} else {
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return res.status(400).json({error: "User not found."})
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}})
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.catch((err) => {
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console.error(err);
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return res.status(500).json({ error: err.code });
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});
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};
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