backend/app/forms.py

@@ -43,6 +43,7 @@ class EditProfileForm(FlaskForm):
             if user is not None:
                 raise ValidationError('Please use a different username.')
 
-
+class EmptyForm(FlaskForm):
+    submit = SubmitField('Submit')
 
 

backend/app/routes.py

@@ -5,7 +5,7 @@ from datetime import datetime, timezone
 import sqlalchemy as sa
 
 from app import app, db
-from app.forms import LoginForm, RegistrationForm, EditProfileForm
+from app.forms import LoginForm, RegistrationForm, EditProfileForm, EmptyForm
 from app.models import User
 
 @app.before_request
@@ -18,7 +18,7 @@ def before_request():
 @app.route('/index')
 @login_required
 def index():
-    app.logger.info("AAAAAAAAAAAAAAAAAAAAA")
+    app.logger.info('@@@@@@@@@@@@@@@@@ INFO LOG TEST INDEX')
 
     user = {'username': 'Finnaa'}
     posts = [
@@ -75,12 +75,12 @@ def register():
 @login_required
 def user(username):
     user = db.first_or_404(sa.select(User).where(User.username == username))
-    #app.logger.info('PROFILE DEBUG  ###############################')
     posts = [
         {'author': user, 'body': 'Test1'},
         {'author': user, 'body': 'Test2?'}
     ]
-    return render_template('user.html', user=user, posts=posts)
+    form = EmptyForm()
+    return render_template('user.html', user=user, posts=posts, form=form)
 
 @app.route('/edit_profile', methods=['GET', 'POST'])
 @login_required
@@ -97,3 +97,42 @@ def edit_profile():
         form.about_me.data = current_user.about_me
     return render_template('edit_profile.html', title='Edit Profile', form=form)
 
+@app.route('/follow/<username>', methods=['POST'])
+@login_required
+def follow(username):
+    form = EmptyForm()
+    if form.validate_on_submit():
+        user = db.session.scalar(sa.select(User).where(User.username == username))
+        if user is None:
+            flash(f'User {username} not found.')
+            return redirect(url_for('index'))
+        if user == current_user:
+            flash('You cannot follow yourself.')
+            return redirect(url_for('user', username=username))
+        current_user.follow(user)
+        db.session.commit()
+        flash(f'You are now following {username}.')
+        return redirect(url_for('user', username=username))
+    else:
+        return redirect(url_for('index'))
+
+@app.route('/unfollow/<username>', methods=['POST'])
+@login_required
+def unfollow(username):
+    form = EmptyForm()
+    if form.validate_on_submit():
+        user = db.session.scalar(sa.select(User).where(User.username == username))
+        if user is None:
+            flash(f'User {username} not found.')
+            return redirect(url_for('index'))
+        if user == current_user:
+            flash('You cannot unfollow yourself.')
+            return redirect(url_for('user', username=username))
+        current_user.unfollow(user)
+        db.session.commit()
+        flash(f'You have unfollowed {username}.')
+        return redirect(url_for('user', username=username))
+    else:
+        return redirect(url_for('index'))
+
+

backend/app/templates/user.html

@@ -10,12 +10,28 @@
 				<h1>Udebug: {{ user }}</h1>
 				{% if user.about_me %}<p>{{ user.about_me }}</p>{% endif %}
 				{% if user.last_seen %}<p>Last activity:{{ user.last_seen }}</p>{% endif %}
+				{% if user == current_user %}
+				<p><a href="{{ url_for('edit_profile') }}">Edit Profile</a></p>
+				{% elif not current_user.is_following(user) %}
+				<p>
+					<form action="{{ url_for('follow', username=user.username) }}" method="post">
+						{{ form.hidden_tag() }}
+						{{ form.submit(value='Follow') }}
+					</form>
+				</p>
+				{% else %}
+				<p>
+					<form action="{{ url_for('unfollow', username=user.username) }}" method="post">
+						{{ form.hidden_tag() }}
+						{{ form.submit(value='Unfollow') }}
+					</form>
+				</p>
+				{% endif %}
+
+
 			</td>
 		</tr>
 	</table>
-	{% if user == current_user %}
-	<p><a href="{{ url_for('edit_profile') }}">Edit Profile</a></p>
-	{% endif %}
 	<hr>
 	{% for post in posts %}
 		{% include '_post.html' %}

backend/config.py

@@ -5,8 +5,8 @@ basedir = os.path.abspath(os.path.dirname(__file__))
 
 class Config:
     SECRET_KEY = os.environ.get('FLASK_SECRET_KEY') or 'flasksk'
-    SQLALCHEMY_DATABASE_URI = 'sqlite:///' + os.path.join(basedir, 'zapp.db')
-    #SQLALCHEMY_DATABASE_URI = 'mariadb+mariadbconnector://flasku:' + os.environ.get('MYSQL_PASSWORD') + '@db:3306/flask'
+    #SQLALCHEMY_DATABASE_URI = 'sqlite:///' + os.path.join(basedir, 'zapp.db')
+    SQLALCHEMY_DATABASE_URI = 'mariadb+mariadbconnector://flasku:' + os.environ.get('MYSQL_PASSWORD') + '@db:3306/flask'
 
     #MAIL_SERVER = 'pmb'
     MAIL_SERVER = ''