from datetime import datetime
from .. import db


class GratitudeEntry(db.Model):
    """One gratitude journal entry per user per save."""
    __tablename__ = "gratitude_entries"

    id         = db.Column(db.Integer, primary_key=True)
    user_id    = db.Column(db.Integer, db.ForeignKey("users.id"), nullable=False)
    created_at = db.Column(db.DateTime, default=datetime.utcnow, index=True)

    content    = db.Column(db.Text, nullable=False)          # main journal text
    mood       = db.Column(db.String(32), nullable=True)     # optional emoji/mood tag
    items      = db.Column(db.JSON, nullable=True)           # list of 3 gratitude bullet points

    def to_dict(self):
        return {
            "id":         self.id,
            "user_id":    self.user_id,
            "created_at": self.created_at.isoformat(),
            "content":    self.content,
            "mood":       self.mood,
            "items":      self.items or [],
        }