[add]: penal charges

app/models/loan.py

@@ -52,6 +52,9 @@ class Loan(db.Model):
     verify_result = db.Column(db.String(10), nullable=True)
     verify_description = db.Column(db.String(100), nullable=True)
 
+    total_penal_charge = db.Column(db.Float, default=0.0)
+    last_penal_date = db.Column(db.DateTime, nullable=True)
+
     customer = relationship(
         "Customer",
         primaryjoin="Customer.id == Loan.customer_id",

app/models/loan_repayment_schedule.py

@@ -26,6 +26,11 @@ class LoanRepaymentSchedule(db.Model):
 
     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())
+
+    penal_charge = db.Column(db.Float, default=0.0)
+    penal_count = db.Column(db.Integer, default=0)
+
+
     loan = relationship(
         "Loan",
         primaryjoin="LoanRepaymentSchedule.loan_id == Loan.id",

migrations/versions/718dc29fbd38_.py

@@ -0,0 +1,42 @@
+"""empty message
+
+Revision ID: 718dc29fbd38
+Revises: 30b45df851fa
+Create Date: 2026-03-11 14:18:47.523948
+
+"""
+from alembic import op
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision = '718dc29fbd38'
+down_revision = '30b45df851fa'
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.add_column('loan_repayment_schedules',
+    sa.Column('penal_charge', sa.Float(), nullable=True),
+    )
+    op.add_column('loan_repayment_schedules',
+    sa.Column('penal_count', sa.Integer(), nullable=True),
+    )
+    op.add_column('loans',
+    sa.Column('total_penal_charge', sa.Float(), nullable=True),
+    )
+    op.add_column('loans',
+    sa.Column('last_penal_date', sa.DateTime(), nullable=True),
+    )
+    # ### end Alembic commands ###
+
+
+def downgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.drop_column('loan_repayment_schedules', 'penal_count')
+    op.drop_column('loan_repayment_schedules', 'penal_charge')
+    op.drop_column('loans', 'total_penal_charge')
+    op.drop_column('loans', 'last_penal_date')
+    # ### end Alembic commands ###