from datetime import datetime
from app import db

class Category(db.Model):
    id = db.Column(db.Integer, primary_key=True)
    name = db.Column(db.String(50), unique=True, nullable=False)
    items = db.relationship('Item', backref='category', lazy='dynamic', cascade='all, delete-orphan')

    def __repr__(self):
        return f'<Category {self.name}>'

class Item(db.Model):
    id = db.Column(db.Integer, primary_key=True)
    title = db.Column(db.String(100), nullable=False)
    description = db.Column(db.Text, nullable=False)
    price = db.Column(db.Float, nullable=False)
    image_filename = db.Column(db.String(100), nullable=True)
    status = db.Column(db.String(20), default='For Sale')  # 'For Sale', 'On Hold', 'Sold'
    created_at = db.Column(db.DateTime, default=datetime.utcnow)
    updated_at = db.Column(db.DateTime, default=datetime.utcnow, onupdate=datetime.utcnow)
    category_id = db.Column(db.Integer, db.ForeignKey('category.id'), nullable=False)

    def __repr__(self):
        return f'<Item {self.title}>'

class ContactInfo(db.Model):
    id = db.Column(db.Integer, primary_key=True)
    information = db.Column(db.Text, nullable=True)
    email = db.Column(db.String(100), nullable=False)
    signal = db.Column(db.String(100), nullable=True)
    donation_link = db.Column(db.String(255), nullable=True)

    def __repr__(self):
        return f'<ContactInfo {self.email}>'