Try follow button (not working)

app.py

@@ -294,11 +294,24 @@ def logout():

                                
                                
                                
                            
                                
                                    
                                        
                                            294  
                                                return flask.redirect("/", code=303)
                                        
                                        
                                            
                                            
                                            
                                            
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        
                                            295  
                                            
                                        
                                        
                                            
                                            
                                            
                                            
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        
                                            296  
                                            
                                        
                                        
                                            
                                            
                                            
                                            
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        297 -
                                        @app.route("/<username>/")
                                        
                                        
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        297 +
                                        @app.route("/<username>/", methods=["GET", "POST"])
                                        
                                        
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        
                                            298  
                                            def userProfile(username):
                                        
                                        
                                            
                                            
                                            
                                            
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        299 -
                                            user = User.query.filter_by(username=username).first()
                                        
                                        
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        300 -
                                            repos = Repo.query.filter_by(ownerName=username, visibility=2)
                                        
                                        
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        301 -
                                            return flask.render_template("user-profile.html", user=user, repos=repos)
                                        
                                        
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        299 +
                                            oldRelationship = UserFollow.query.filter_by(followerUsername=flask.session.get("username"), followedUsername=username).first()
                                        
                                        
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        300 +
                                            if flask.request.method == "GET":
                                        
                                        
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        301 +
                                                user = User.query.filter_by(username=username).first()
                                        
                                        
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        302 +
                                                repos = Repo.query.filter_by(ownerName=username, visibility=2)
                                        
                                        
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        303 +
                                                return flask.render_template("user-profile.html", user=user, repos=repos, relationship=oldRelationship)
                                        
                                        
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        304 +
                                            elif request.query.get("action") == "follow":
                                        
                                        
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        305 +
                                                if oldRelationship:
                                        
                                        
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        306 +
                                                    db.session.delete(oldRelationship)
                                        
                                        
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        307 +
                                                else:
                                        
                                        
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        308 +
                                                    relationship = UserFollow(
                                        
                                        
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        309 +
                                                            User.query.filter_by(username=db.session.get("username")),
                                        
                                        
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        310 +
                                                            User.query.filter_by(username=username)
                                        
                                        
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        311 +
                                                    )
                                        
                                        
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        312 +
                                                    db.session.add(relationship)
                                        
                                        
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        313 +
                                        
                                        
                                        
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        314 +
                                                db.session.commit()
                                        
                                        
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        
                                            315  
                                            
                                        
                                        
                                            
                                            
                                            
                                            
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        
                                            316  
                                            
                                        
                                        
                                            
                                            
                                            
                                            
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        
                                            317  
                                            @app.route("/<username>/<repository>/")
                                        
                                        
                                            
                                            
                                            
                                            
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        
                                        
                                            
                                            
                                            
                                            
                                        
                                    
                                
                                
                                
                            
                            
                                

models.py

@@ -69,11 +69,10 @@ with app.app_context():

                                
                                
                                
                            
                                
                                    
                                        
                                            69  
                                                    creationDate = db.Column(db.DateTime, default=datetime.utcnow)
                                        
                                        
                                            
                                            
                                            
                                            
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        
                                            70  
                                            
                                        
                                        
                                            
                                            
                                            
                                            
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        
                                            71  
                                                    repositories = db.relationship("Repo", back_populates="owner")
                                        
                                        
                                            
                                            
                                            
                                            
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        72 -
                                                followers = db.relationship("UserFollow", back_populates="followed")
                                        
                                        
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        73 -
                                                follows = db.relationship("UserFollow", back_populates="follower")
                                        
                                        
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        72 +
                                                followers = db.relationship("UserFollow", back_populates="followed", foreign_keys="[UserFollow.followedUsername]")
                                        
                                        
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        73 +
                                                follows = db.relationship("UserFollow", back_populates="follower", foreign_keys="[UserFollow.followerUsername]")
                                        
                                        
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        
                                            74  
                                                    repoAccess = db.relationship("RepoAccess", back_populates="user")
                                        
                                        
                                            
                                            
                                            
                                            
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        
                                            75  
                                                    votes = db.relationship("PostVote", back_populates="user")
                                        
                                        
                                            
                                            
                                            
                                            
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        76 -
                                                generatedNotifications = db.relationship("Notification", back_populates="author")
                                        
                                        
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        
                                            76  
                                                    favourites = db.relationship("RepoFavourite", back_populates="user")
                                        
                                        
                                            
                                            
                                            
                                            
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        
                                            77  
                                            
                                        
                                        
                                            
                                            
                                            
                                            
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        
                                            78  
                                                    commits = db.relationship("Commit", back_populates="owner")
                                        
                                        
                                            
                                            
                                            
                                            
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        

@@ -221,20 +220,15 @@ with app.app_context():

                                
                                
                                
                            
                                
                                    
                                        
                                            220  
                                            
                                        
                                        
                                            
                                            
                                            
                                            
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        
                                            221  
                                                class UserFollow(db.Model):
                                        
                                        
                                            
                                            
                                            
                                            
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        
                                            222  
                                                    id = db.Column(db.Integer, primary_key=True)
                                        
                                        
                                            
                                            
                                            
                                            
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        224 -
                                                followerUsername = db.Column(db.String(32), db.ForeignKey("follower.username"), nullable=False)
                                        
                                        
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        225 -
                                                followedUsername = db.Column(db.String(32), db.ForeignKey("followed.username"), nullable=False)
                                        
                                        
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        223 +
                                                followerUsername = db.Column(db.String(32), db.ForeignKey("user.username", ondelete="CASCADE"), nullable=False)
                                        
                                        
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        224 +
                                                followedUsername = db.Column(db.String(32), db.ForeignKey("user.username", ondelete="CASCADE"), nullable=False)
                                        
                                        
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        
                                            225  
                                            
                                        
                                        
                                            
                                            
                                            
                                            
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        227 -
                                                follower = db.relationship("User", back_populates="follows")
                                        
                                        
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        228 -
                                                followed = db.relationship("User", back_populates="followers")
                                        
                                        
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        226 +
                                                follower = db.relationship("User", back_populates="follows", foreign_keys=[followedUsername])
                                        
                                        
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        227 +
                                                followed = db.relationship("User", back_populates="followers", foreign_keys=[followerUsername])
                                        
                                        
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        
                                            228  
                                            
                                        
                                        
                                            
                                            
                                            
                                            
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        230 -
                                                def __init__(self, user, notification, level):
                                        
                                        
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        231 -
                                                    self.userUsername = user.username
                                        
                                        
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        232 -
                                                    self.notificationID = notification.id
                                        
                                        
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        233 -
                                                    self.attentionLevel = level
                                        
                                        
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        234 -
                                        
                                        
                                        
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        235 -
                                                def read(self):
                                        
                                        
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        236 -
                                                    self.readTime = datetime.utcnow
                                        
                                        
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        237 -
                                                    self.attentionLevel = 0
                                        
                                        
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        229 +
                                                def __init__(self, follower, followed):
                                        
                                        
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        230 +
                                                    self.followerUsername = follower.username
                                        
                                        
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        231 +
                                                    self.followedUsername = followed.username
                                        
                                        
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        
                                            232  
                                            
                                        
                                        
                                            
                                            
                                            
                                            
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        
                                            233  
                                            
                                        
                                        
                                            
                                            
                                            
                                            
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        
                                            234  
                                                class Notification(db.Model):
                                        
                                        
                                            
                                            
                                            
                                            
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        
                                        
                                            
                                            
                                            
                                            
                                        
                                    
                                
                                
                                
                            
                            
                                

templates/user-profile.html

@@ -38,6 +38,13 @@

                                
                                
                                
                            
                                
                                    
                                        
                                            38  
                                                                {% if user.showMail %}
                                        
                                        
                                            
                                            
                                            
                                            
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        
                                            39  
                                                                    <li><a href="mailto:{{ user.email }}"><x-hbox><iconify-icon icon="mdi:email"></iconify-icon>{{ user.email }}</x-hbox></a></li>
                                        
                                        
                                            
                                            
                                            
                                            
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        
                                            40  
                                                                {% endif %}
                                        
                                        
                                            
                                            
                                            
                                            
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        41 +
                                                            {% if loggedInUser != user.username %}
                                        
                                        
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        42 +
                                                                <li><form action="?action=follow">
                                        
                                        
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        43 +
                                                                    <button type="submit">
                                        
                                        
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        44 +
                                                                        {% if relationship %}Unfollow{% else %}Follow{% endif %}
                                        
                                        
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        45 +
                                                                    </button>
                                        
                                        
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        46 +
                                                                </form></li>
                                        
                                        
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        47 +
                                                            {% endif %}
                                        
                                        
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        
                                            48  
                                                            </ul>
                                        
                                        
                                            
                                            
                                            
                                            
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        
                                            49  
                                                        </x-hbox>
                                        
                                        
                                            
                                            
                                            
                                            
                                        
                                    
                                
                                
                                
                            
                                
                                    
                                        
                                            50  
                                                        <x-vbox>