51 lines
1.7 KiB
Python
51 lines
1.7 KiB
Python
from app import db
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from datetime import datetime
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class SystemSetting(db.Model):
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"""
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Parámetros de configuración del sistema persistentes en base de datos.
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Permite almacenar enlaces de integración (e.g. Google Sheets), flags globales y metadatos.
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"""
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__tablename__ = 'system_settings'
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id = db.Column(db.Integer, primary_key=True)
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key = db.Column(db.String(100), unique=True, nullable=False, index=True)
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value = db.Column(db.Text, nullable=True)
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description = db.Column(db.String(255), nullable=True)
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updated_at = db.Column(db.DateTime, default=datetime.utcnow, onupdate=datetime.utcnow)
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@classmethod
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def get_value(cls, key, default=None):
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try:
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record = cls.query.filter_by(key=key).first()
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if record and record.value is not None and record.value.strip() != '':
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return record.value
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except Exception:
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pass
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return default
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@classmethod
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def set_value(cls, key, value, description=None):
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record = cls.query.filter_by(key=key).first()
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if not record:
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record = cls(key=key, value=value, description=description)
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db.session.add(record)
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else:
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record.value = value
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if description:
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record.description = description
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record.updated_at = datetime.utcnow()
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db.session.commit()
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return record
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def to_dict(self):
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return {
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'key': self.key,
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'value': self.value,
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'description': self.description,
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'updated_at': self.updated_at.isoformat() if self.updated_at else None
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}
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def __repr__(self):
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return f'<SystemSetting {self.key}={self.value}>'
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