Files
IncomeTaxSystem/AppCode/CITHandler.py

121 lines
3.8 KiB
Python

from AppCode.Config import DBConfig
import mysql.connector
import pandas as pd
import io
class CITHandler:
def __init__(self):
db = DBConfig()
self.conn = db.get_db_connection()
self.cursor = self.conn.cursor(dictionary=True)
# GET ALL CIT RECORDS
def get_all_cit(self):
self.cursor.callproc("GetAllCIT")
records = []
for result in self.cursor.stored_results():
records = result.fetchall()
return records
# GET CIT BY ID
def get_cit_by_id(self, id):
self.cursor.callproc("GetCITById", [id])
records = []
for result in self.cursor.stored_results():
records = result.fetchall()
if records:
return records[0]
return None
# INSERT CIT RECORD
def add_cit(self, data):
columns = [
'year', 'gross_total_income', 'disallowance_14a', 'disallowance_37',
'deduction_80ia_business', 'deduction_80ia_misc', 'deduction_80ia_other',
'deduction_sec37_disallowance', 'deduction_80g', 'net_taxable_income',
'tax_30_percent', 'tax_book_profit_18_5', 'tax_payable', 'surcharge_12',
'edu_cess_3', 'total_tax_payable', 'mat_credit', 'interest_234c',
'total_tax', 'advance_tax', 'tds', 'tcs','sat', 'tax_on_assessment', 'refund', 'Remarks'
]
values = [data.get(col, 0) for col in columns]
self.cursor.callproc("InsertCIT", values)
self.conn.commit()
# UPDATE CIT RECORD
def update_cit(self, id, data):
columns = [
'year', 'gross_total_income', 'disallowance_14a', 'disallowance_37',
'deduction_80ia_business', 'deduction_80ia_misc', 'deduction_80ia_other',
'deduction_sec37_disallowance', 'deduction_80g', 'net_taxable_income',
'tax_30_percent', 'tax_book_profit_18_5', 'tax_payable', 'surcharge_12',
'edu_cess_3', 'total_tax_payable', 'mat_credit', 'interest_234c',
'total_tax', 'advance_tax', 'tds', 'tcs','sat', 'tax_on_assessment', 'refund', 'Remarks'
]
values = [id] + [data.get(col, 0) for col in columns]
self.cursor.callproc("UpdateCITById", values)
self.conn.commit()
# DELETE CIT RECORD
def delete_cit(self, id):
self.cursor.callproc("DeleteCITById", [id])
self.conn.commit()
# CLOSE CONNECTION
def close(self):
self.cursor.close()
self.conn.close()
def cit_report_download(self, selected_year):
try:
# Call stored procedure
self.cursor.callproc("GetCITByYear", [selected_year])
rows = []
for result in self.cursor.stored_results():
rows = result.fetchall()
if not rows:
return None
df = pd.DataFrame(rows)
# Excel output
output = io.BytesIO()
with pd.ExcelWriter(output, engine="xlsxwriter") as writer:
for i, (_, row) in enumerate(df.iterrows(), start=1):
# Convert row to vertical format
vertical_df = pd.DataFrame(row).reset_index()
vertical_df.columns = ['Field', 'Value']
start_row = (i - 1) * (len(vertical_df) + 3) # gap between blocks
vertical_df.to_excel(
writer,
sheet_name='CIT_Report',
index=False,
startrow=start_row
)
output.seek(0)
return output
except mysql.connector.Error as e:
print("MySQL Error:", e)
return None