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from flask_login import UserMixin
from werkzeug.security import generate_password_hash, check_password_hash
from extensions import db
from datetime import datetime
class User(UserMixin, db.Model):
__tablename__ = 'users'
id = db.Column(db.Integer, primary_key=True)
username = db.Column(db.String(50), unique=True, nullable=False)
email = db.Column(db.String(100), unique=True, nullable=False)
password_hash = db.Column(db.String(200), nullable=False)
is_admin = db.Column(db.Boolean, default=False)
created_at = db.Column(db.DateTime, default=db.func.current_timestamp())
chats = db.relationship('Chat', backref='user', lazy=True)
reports = db.relationship('AnalysisReport', backref='user', lazy=True)
avatar = db.Column(db.String(128), default='default.png')
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)
class Chat(db.Model):
__tablename__ = 'chats'
chat_id = db.Column(db.String(36), primary_key=True)
user_id = db.Column(db.Integer, db.ForeignKey('users.id'))
created_at = db.Column(db.DateTime, default=db.func.current_timestamp())
title = db.Column(db.String(100))
messages = db.relationship('Message', backref='chat', lazy=True)
class Message(db.Model):
__tablename__ = 'messages'
id = db.Column(db.Integer, primary_key=True)
chat_id = db.Column(db.String(36), db.ForeignKey('chats.chat_id'))
sender = db.Column(db.String(10))
content = db.Column(db.Text)
timestamp = db.Column(db.DateTime, default=db.func.current_timestamp())
class AnalysisReport(db.Model):
__tablename__ = 'analysis_reports'
id = db.Column(db.Integer, primary_key=True)
user_id = db.Column(db.Integer, db.ForeignKey('users.id'))
content = db.Column(db.Text)
emotion = db.Column(db.String(50))
confidence = db.Column(db.Float)
created_at = db.Column(db.DateTime, default=datetime.utcnow)
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