from sqlalchemy.dialects.postgresql import UUID
from sqlalchemy.orm import declarative_base
from flask_sqlalchemy import SQLAlchemy

import uuid

Base = declarative_base()
db = SQLAlchemy(model_class=Base)

class User(Base):
    __tablename__ = 'users'
    id = db.Column(db.Integer, primary_key=True, autoincrement=True)
    email = db.Column(db.String(255), unique=True, nullable=False)
    # Placeholders for Milestone 1
    password_hash = db.Column(db.LargeBinary) 
    imap_config = db.Column(db.JSON) # Using db.JSON instead of db.JSONB for compatibility

class Folder(Base):
    __tablename__ = 'folders'
    id = db.Column(db.Integer, primary_key=True, autoincrement=True)
    user_id = db.Column(db.Integer, db.ForeignKey('users.id'), nullable=False)
    name = db.Column(db.String(255), nullable=False)
    rule_text = db.Column(db.Text)
    priority = db.Column(db.Integer)
    
    user = db.relationship('User', backref=db.backref('folders', lazy=True))