feat: implement user authentication, session management, and core database models for notepads, notes, and collaboration features.

app.py

@@ -32,3 +32,4 @@ with app.app_context():
 
 if __name__ == "__main__":
     app.run(debug=True)
+

blueprints/auth.py

@@ -50,6 +50,7 @@ def login():
         
         user.last_ip = ip_address
         db.session.commit()
+        session.permanent = True
         session['user_id'] = user.id
         return jsonify({'message': 'Login successful', 'user': user.to_dict()}), 200 
     

config.py

@@ -1,4 +1,5 @@
 import os
+from datetime import timedelta
 
 basedir = os.path.abspath(os.path.dirname(__file__))
 
@@ -7,3 +8,4 @@ class Config:
     SQLALCHEMY_DATABASE_URI = os.environ.get('DATABASE_URL') or \
         'sqlite:///' + os.path.join(basedir, 'spotnotes.db')
     SQLALCHEMY_TRACK_MODIFICATIONS = False
+    PERMANENT_SESSION_LIFETIME = timedelta(days=30)

models/banned_ip.py

@@ -5,3 +5,6 @@ class BannedIP(db.Model):
     id = db.Column(db.Integer, primary_key=True)
     ip_address = db.Column(db.String(45), unique=True, nullable=False)
     created_at = db.Column(db.DateTime, default=datetime.utcnow)
+
+    def __init__(self, **kwargs):
+        super().__init__(**kwargs)

models/collaborator.py

@@ -15,6 +15,9 @@ class Collaborator(db.Model):
         db.UniqueConstraint('notepad_id', 'user_id', name='unique_collaborator'),
     )
 
+    def __init__(self, **kwargs):
+        super().__init__(**kwargs)
+
     def to_dict(self):
         return {
             'id': self.id,

models/favorite.py

@@ -8,3 +8,6 @@ class Favorite(db.Model):
     __table_args__ = (
         db.UniqueConstraint('user_id', 'notepad_id', name='unique_favorite'),
     )
+
+    def __init__(self, **kwargs):
+        super().__init__(**kwargs)

models/note.py

@@ -11,6 +11,9 @@ class Note(db.Model):
     is_hidden = db.Column(db.Boolean, default=False)
     notepad_id = db.Column(db.Integer, db.ForeignKey('notepad.id'), nullable=False)
 
+    def __init__(self, **kwargs):
+        super().__init__(**kwargs)
+
     def to_dict(self):
         return {
             'id': self.id,

models/notepad.py

@@ -12,6 +12,9 @@ class Notepad(db.Model):
     
     notes = db.relationship('Note', backref='notepad', lazy='dynamic', cascade="all, delete-orphan")
 
+    def __init__(self, **kwargs):
+        super().__init__(**kwargs)
+
     def to_dict(self):
         return {
             'id': self.id,

models/user.py

@@ -11,6 +11,9 @@ class User(db.Model):
     is_banned = db.Column(db.Boolean, default=False)
     last_ip = db.Column(db.String(45))
 
+    def __init__(self, **kwargs):
+        super().__init__(**kwargs)
+
     def set_password(self, password):
         self.password_hash = generate_password_hash(password)