Initial commit: InviteMe event registration app

app/models.py

@@ -0,0 +1,47 @@
+import uuid
+from datetime import datetime
+from app import db
+
+
+class Guest(db.Model):
+    __tablename__ = "guests"
+
+    id = db.Column(db.Integer, primary_key=True)
+    department = db.Column(db.String(255), nullable=False)
+    full_name = db.Column(db.String(255), nullable=False)
+    position = db.Column(db.String(255), nullable=True)
+    email = db.Column(db.String(255), nullable=False)
+    photo_filename = db.Column(db.String(255), nullable=True)
+    token = db.Column(db.String(36), unique=True, nullable=False, default=lambda: str(uuid.uuid4()))
+    qr_filename = db.Column(db.String(255), nullable=True)
+    is_active = db.Column(db.Boolean, default=True, nullable=False)
+    invitation_sent = db.Column(db.Boolean, default=False, nullable=False)
+    created_at = db.Column(db.DateTime, default=datetime.utcnow, nullable=False)
+    updated_at = db.Column(db.DateTime, default=datetime.utcnow, onupdate=datetime.utcnow, nullable=False)
+
+    check_ins = db.relationship("CheckIn", backref="guest", lazy=True, cascade="all, delete-orphan")
+
+    @property
+    def is_checked_in(self):
+        return len(self.check_ins) > 0
+
+    @property
+    def last_check_in(self):
+        if not self.check_ins:
+            return None
+        return max(check_in.checked_in_at for check_in in self.check_ins)
+
+    def __repr__(self):
+        return f"<Guest {self.full_name} ({self.email})>"
+
+
+class CheckIn(db.Model):
+    __tablename__ = "check_ins"
+
+    id = db.Column(db.Integer, primary_key=True)
+    guest_id = db.Column(db.Integer, db.ForeignKey("guests.id"), nullable=False)
+    checked_in_at = db.Column(db.DateTime, default=datetime.utcnow, nullable=False)
+    device_info = db.Column(db.String(500), nullable=True)
+
+    def __repr__(self):
+        return f"<CheckIn guest_id={self.guest_id} at={self.checked_in_at}>"