First commit of POC version

models.py

@@ -0,0 +1,70 @@
+from flask_sqlalchemy import SQLAlchemy
+from flask_login import UserMixin
+from werkzeug.security import generate_password_hash, check_password_hash
+from datetime import datetime
+
+db = SQLAlchemy() # Create the extension object
+
+class User(UserMixin, db.Model):
+    id = db.Column(db.Integer, primary_key=True)
+    updated_at = db.Column(db.TIMESTAMP, default=datetime.now(), onupdate=datetime.now(), nullable=False)
+    name = db.Column(db.String(40), unique=True, nullable=False)
+    password_hash = db.Column(db.String(256))
+    is_admin = db.Column(db.Boolean, default=False)
+    is_approved = db.Column(db.Boolean, default=False)
+    is_private = db.Column(db.Boolean, default=False)
+    is_guest = db.Column(db.Boolean, default=False)
+
+    def set_password(self, password):
+        self.password_hash = generate_password_hash(password)
+
+    def check_password(self, password):
+        return check_password_hash(self.password_hash, password)
+    
+    def my_owned_lists(self, with_inactive=False):
+        if with_inactive:
+            return ListOfItems.query.filter_by(owner_user_id=self.id).all()
+        return ListOfItems.query.filter_by(owner_user_id=self.id, is_active=True).all()
+    
+    def all_my_lists(self):
+        result = self.my_owned_lists()
+        for s in Shared.query.filter_by(user_id=self.id).all():
+            l = ListOfItems.query.filter_by(id=s.listofitem_id, is_active=True).first()
+            if l:
+                result.append(l)
+        return result
+    
+    def shares_in_list(self, listofitem_id):
+        shared = Shared.query.filter_by(user_id=self.id, listofitem_id=listofitem_id).first()
+        return True if shared else False
+
+
+class ListOfItems(db.Model):
+    id = db.Column(db.Integer, primary_key=True)
+    updated_at = db.Column(db.TIMESTAMP, default=datetime.now(), onupdate=datetime.now(), nullable=False)
+    owner_user_id = db.Column(db.Integer, nullable=False)
+    name = db.Column(db.String(40), unique=True, nullable=False)
+    is_active = db.Column(db.Boolean, default=False)
+
+    def items_left(self):
+        return len(Item.query.filter_by(listofitems_id=self.id, is_checked=False, is_suggestion=False).all())
+
+    def items_total(self):
+        return len(Item.query.filter_by(listofitems_id=self.id, is_suggestion=False).all())
+
+class Item(db.Model):
+    id = db.Column(db.Integer, primary_key=True)
+    updated_at = db.Column(db.TIMESTAMP, default=datetime.now(), onupdate=datetime.now(), nullable=False)
+    listofitems_id = db.Column(db.Integer, nullable=False)
+    label = db.Column(db.String(40), nullable=False)
+    quantity = db.Column(db.Integer, default=0)
+    unit = db.Column(db.String(10))
+    label_alt1 = db.Column(db.String(40))
+    label_alt2 = db.Column(db.String(40))
+    is_checked = db.Column(db.Boolean, default=False)
+    is_suggestion = db.Column(db.Boolean, default=False)
+    category = db.Column(db.String(20))
+
+class Shared(db.Model):
+    user_id = db.Column(db.Integer, primary_key=True)
+    listofitem_id = db.Column(db.Integer, primary_key=True)