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from src.extensions import db
import datetime
class ImpactAnalysis(db.Model):
__tablename__ = 'impact_analyses'
id = db.Column(db.Integer, primary_key=True)
# Using polymorphic association for document_id might be better, but for simplicity:
document_id = db.Column(db.Integer, nullable=False) # Can be legislation_id, draft_id, or amendment_id
document_type = db.Column(db.String, nullable=False) # 'Legislation', 'Draft', 'Amendment'
analysis_type = db.Column(db.String, nullable=False) # e.g., 'Societal', 'Economic', 'Environmental'
predicted_impact = db.Column(db.Text)
confidence_score = db.Column(db.Float)
rationale = db.Column(db.Text)
generated_by_user_id = db.Column(db.Integer, db.ForeignKey('users.id'))
generated_at = db.Column(db.DateTime, default=datetime.datetime.utcnow)
# Add __table_args__ for potential index or constraints if needed later
# Example: db.Index('idx_doc_type_id', 'document_type', 'document_id')
def __repr__(self):
return f'<ImpactAnalysis {self.id} for {self.document_type} {self.document_id}>'
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