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