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from datetime import datetime
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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 misc.extensions import db, login_manager
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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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email = db.Column(db.String(255), unique=True, nullable=False, index=True)
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name = db.Column(db.String(120))
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password_hash = db.Column(db.String(255), nullable=False)
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def set_password(self, pw: str) -> None:
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self.password_hash = generate_password_hash(pw)
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def check_password(self, pw: str) -> bool:
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return check_password_hash(self.password_hash, pw)
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@login_manager.user_loader
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def load_user(user_id: str):
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return User.query.get(int(user_id))
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class ClassificationLog(db.Model):
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__tablename__ = "classification_logs"
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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"), nullable=False, index=True)
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label = db.Column(db.String(50), nullable=False)
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confidence = db.Column(db.Float)
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city = db.Column(db.String(120))
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created_at = db.Column(db.DateTime, default=datetime.utcnow, index=True)
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def normalize_label(raw: str) -> str:
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s = (raw or "").lower()
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if "recycl" in s: return "Recyclable"
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if "compost" in s or "organic" in s: return "Compost"
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if "landfill" in s or "trash" in s or "garbage" in s: return "Landfill"
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if "unsure" in s or "abstain" in s: return "Unsure"
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return "Other"
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