VivianDee
41 lines
1.4 KiB
Python
41 lines
1.4 KiB
Python
from datetime import datetime, timezone
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from app.extensions import db
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class Loan(db.Model):
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__tablename__ = 'loans'
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id = db.Column(db.String(50), primary_key=True)
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customer_id = db.Column(db.String(50), nullable=False)
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account_id = db.Column(db.String(50), nullable=False)
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product_id = db.Column(db.String(20), nullable=False)
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principal_amount = db.Column(db.Float, nullable=False)
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status = db.Column(db.String(20), default='pending')
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created_at = db.Column(db.DateTime, default=datetime.now(timezone.utc))
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updated_at = db.Column(db.DateTime, default=datetime.now(timezone.utc), onupdate=datetime.now(timezone.utc))
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@classmethod
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def has_active_loans(cls, customer_id):
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active_loans = cls.query.filter_by(
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customer_id=customer_id,
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status='active'
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).count()
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if active_loans > 0:
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return False, "Customer has active loans"
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return True, "No active loans"
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@classmethod
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def get_customer_loan(cls, loan_id, customer_id):
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"""
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Check if a loan with the given ID exists and if the loan belongs to the specified customer_id.
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"""
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loan = cls.query.filter_by(id=loan_id, customer_id=customer_id).first()
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if not loan:
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raise ValueError(f"Loan with ID {loan_id} does not exist or does not belong to customer {customer_id}.")
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return loan
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def __repr__(self):
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return f'<Loan {self.id}>' |