From b00f4ea7d7df047cf8f4dd81ecfae5c799453e32 Mon Sep 17 00:00:00 2001
From: arnaucode <idoctnef@openmailbox.org>
Date: Thu, 2 Feb 2017 15:33:45 +0100
Subject: [PATCH] user likes system implemented

---
 controllers/userController.js | 98 +++++++++++++++++++++++++++++++++++
 models/userModel.js           |  4 ++
 server.js                     |  9 ++++
 3 files changed, 111 insertions(+)

diff --git a/controllers/userController.js b/controllers/userController.js
index a5bea96..9427aa8 100644
--- a/controllers/userController.js
+++ b/controllers/userController.js
@@ -164,6 +164,19 @@ exports.getTravelsByUserId = function (req, res) {
         });
     });
 };
+exports.getUserLikes = function (req, res) {
+    userModel.findOne({_id: req.params.userid})
+    .lean()
+    .populate('likes', 'username avatar description')
+    .exec(function (err, user) {
+        if (err) return res.send(500, err.message);
+        if (!user) {
+            res.json({success: false, message: 'User not found.'});
+        } else if (user) {
+            res.status(200).jsonp(user.likes);
+        }
+    });
+};
 exports.getNotifications = function (req, res) {
     userModel.findOne({'token': req.headers['x-access-token']})
     .lean()
@@ -197,6 +210,91 @@ exports.deleteUser = function(req, res) {
         })
     });
 };
+exports.likeUser = function(req, res) {
+    userModel.findOne({'token': req.headers['x-access-token']})
+    .exec(function (err, userL) {
+        if (err) return res.send(500, err.message);
+        if (!userL) {
+            res.json({success: false, message: 'no user with that token, login again'});
+        } else if (userL) {
+
+            userModel.findOne({
+                _id: req.params.userid,
+                likes: {'$ne': userL._id}
+            })
+            .exec(function (err, user) {
+                if (err) return res.send(500, err.message);
+                if (!user) {
+                    res.json({success: false, message: 'Like not posible, user not exist, or like was already done'});
+                } else if (user) {
+                    //res.status(200).jsonp(user);
+                    var notification = new notificationModel({
+                        concept: "like",
+                        message: "user "+userL.username+" adds a like to you",
+                        date: new Date(),
+                        icon: 'like.png',
+                        link: "users/" + user._id
+                    });
+                    notification.save(function(err, notification) {
+                        if (err) return res.send(500, err.message);
+
+                        user.likes.push(userL._id);
+                        user.notifications.push(notification._id);
+                        user.save(function(err, user) {
+                            if (err) return res.send(500, err.message);
+
+                            exports.getUserById(req, res);
+                        });
+                    });
+
+                }//end of else if user
+            });
+        }//end of else if userL
+    });
+};
+exports.unlikeUser = function(req, res) {
+    userModel.findOne({'token': req.headers['x-access-token']})
+    .exec(function (err, userL) {
+        if (err) return res.send(500, err.message);
+        if (!userL) {
+            res.json({success: false, message: 'no user with that token, login again'});
+        } else if (userL) {
+
+            userModel.findOne({
+                _id: req.params.userid,
+                likes: userL._id
+            })
+            .exec(function (err, user) {
+                if (err) return res.send(500, err.message);
+                if (!user) {
+                    res.json({success: false, message: 'Unlike not posible'});
+                } else if (user) {
+                    //res.status(200).jsonp(user);
+                    var notification = new notificationModel({
+                        concept: "like",
+                        message: "user "+userL.username+" removes like on you",
+                        date: new Date(),
+                        icon: 'like.png',
+                        link: "users/" + user._id
+                    });
+                    notification.save(function(err, notification) {
+                        if (err) return res.send(500, err.message);
+
+                        var indexOf= user.likes.indexOf(userL._id);
+                        user.likes.splice(indexOf, 1);
+                        user.notifications.push(notification._id);
+                        user.save(function(err, user) {
+                            if (err) return res.send(500, err.message);
+
+                            exports.getUserById(req, res);
+                        });
+                    });
+
+                }//end of else if user
+            });
+        }//end of else if userL
+    });
+};
 /* fav */
 exports.addFav = function(req, res) {
     var tokenuser;
diff --git a/models/userModel.js b/models/userModel.js
index 4398c0c..8af7407 100644
--- a/models/userModel.js
+++ b/models/userModel.js
@@ -22,6 +22,10 @@ var userSchema = new Schema({
         value: { type: Number },
         comment: { type: String }
     }],
+    likes: [{
+        type: mongoose.Schema.Types.ObjectId,
+        ref: 'userModel'
+    }],
     favs: [{
         user: {
             type: mongoose.Schema.Types.ObjectId,
diff --git a/server.js b/server.js
index ad70680..17d1517 100755
--- a/server.js
+++ b/server.js
@@ -135,6 +135,15 @@ apiRoutes.route('/travels/declineJoin/:travelid')
     .post(travelCtrl.declineJoin);
 apiRoutes.route('/travels/acceptJoin/:travelid')
     .post(travelCtrl.acceptJoin);
+
+
+apiRoutes.route('/users/id/likes/:userid')
+    .get(userCtrl.getUserLikes);
+apiRoutes.route('/users/id/like/:userid')
+    .post(userCtrl.likeUser);
+apiRoutes.route('/users/id/unlike/:userid')
+    .post(userCtrl.unlikeUser);
+
 //FINS AQUÏ COMPROVAT
 
 apiRoutes.route('/travels/comment/:travelid')