Files
digifi-EventManager/app/models/loan.py
T
CHIEFSOFT\ameye ef2dbc3800 Include
2025-05-30 20:47:53 -04:00

99 lines
3.7 KiB
Python

from datetime import datetime, timezone
from app.extensions import db
from sqlalchemy.orm import relationship
from dateutil.relativedelta import relativedelta
from datetime import timedelta
import logging
from sqlalchemy import and_, or_, not_
from sqlalchemy.sql import func
class Loan(db.Model):
__tablename__ = "loans"
id = db.Column(
db.Integer,
primary_key=True,
autoincrement=True,
)
customer_id = db.Column(db.String(50), nullable=False)
transaction_id = db.Column(db.String(50), nullable=True)
original_transaction = db.Column(db.String(50), nullable=True)
account_id = db.Column(db.String(50), nullable=False)
offer_id = db.Column(db.String(20), nullable=False)
product_id = db.Column(db.String(20), nullable=True)
collection_type = db.Column(db.String(20), nullable=True)
current_loan_amount = db.Column(db.Float, nullable=True)
initial_loan_amount = db.Column(db.Float, nullable=False)
default_penalty_fee = db.Column(db.Float, default=0)
continuous_fee = db.Column(db.Float, default=0)
upfront_fee = db.Column(db.Float, nullable=True, default=0.0)
repayment_amount = db.Column(db.Float, nullable=True, default=0.0)
installment_amount = db.Column(db.Float, nullable=True, default=0.0)
status = db.Column(db.String(20), default='pending')
tenor = db.Column(db.Integer, nullable=True)
due_date = db.Column(db.DateTime, nullable=True)
created_at = db.Column(db.DateTime(timezone=True), server_default=func.now())
updated_at = db.Column(db.DateTime(timezone=True), server_default=func.now(), onupdate=func.now())
eligible_amount = db.Column(db.Float, nullable=True, default=0.0)
disburse_date = db.Column(db.DateTime, nullable=True)
disburse_verify = db.Column(db.DateTime, nullable=True)
reference = db.Column(db.String(50), nullable=True)
customer = relationship(
"Customer",
primaryjoin="Customer.id == Loan.customer_id",
foreign_keys=[customer_id],
back_populates="loans",
)
loan_charges = relationship(
"LoanCharge",
primaryjoin="Loan.id == LoanCharge.loan_id",
foreign_keys="LoanCharge.loan_id",
back_populates="loan",
)
def __repr__(self):
return f"<Loan {self.id}>"
def to_dict(self):
"""
Convert the Loan object to a dictionary format for JSON serialization.
"""
return {
'debtId': self.id,
'initialLoanAmount': self.initial_loan_amount,
'currentLoanAmount': self.current_loan_amount,
'defaultPenaltyFee': self.default_penalty_fee,
'continuousFee': self.continuous_fee,
'collectionType': self.collection_type,
'status': self.status,
'productId': self.product_id,
'dueDate': self.due_date.isoformat() if self.due_date else None,
'loanDate': self.created_at.isoformat if self.created_at else None
}
@classmethod
def get_loan_by_transaction_id(cls, transaction_id):
return cls.query.filter_by(transaction_id=transaction_id).first()
@classmethod
def get_loan_by_debt_id(cls, debt_id):
return cls.query.filter_by(id=debt_id).first()
@classmethod
def set_disbursement_date(cls, loan_id, customer_id):
"""
Update the status of the loan with the given loan_id.
"""
# Retrieve loan
loan = cls.query.get(loan_id)
if not loan:
raise ValueError(f"Loan with ID {loan_id} does not exist.")
if loan.status == status:
return
# Update loan disburse_date and timestamp datetime.today().strftime('%Y-%m-%d %H:%M:%S')
loan.disburse_date = datetime.today().strftime('%Y-%m-%d %H:%M:%S')