Improving chat functionality significantly throughout the application.

common/models/interaction.py

@@ -6,6 +6,7 @@ from .document import Embedding
 class ChatSession(db.Model):
     id = db.Column(db.Integer, primary_key=True)
     user_id = db.Column(db.Integer, db.ForeignKey(User.id), nullable=True)
+    session_id = db.Column(db.String(36), nullable=True)
     session_start = db.Column(db.DateTime, nullable=False)
     session_end = db.Column(db.DateTime, nullable=True)
 
@@ -21,6 +22,7 @@ class Interaction(db.Model):
     chat_session_id = db.Column(db.Integer, db.ForeignKey(ChatSession.id), nullable=False)
     question = db.Column(db.Text, nullable=False)
     answer = db.Column(db.Text, nullable=True)
+    algorithm_used = db.Column(db.String(20), nullable=True)
     language = db.Column(db.String(2), nullable=False)
     appreciation = db.Column(db.Integer, nullable=True, default=100)
 
@@ -28,6 +30,9 @@ class Interaction(db.Model):
     question_at = db.Column(db.DateTime, nullable=False)
     answer_at = db.Column(db.DateTime, nullable=True)
 
+    # Relations
+    embeddings = db.relationship('InteractionEmbedding', backref='interaction', lazy=True)
+
     def __repr__(self):
         return f"<Interaction {self.id}>"