Files
njts-accounting-core/backend/app/payroll/calculation/router.py
admin 6669c7da77 修正
Co-authored-by: Copilot <copilot@github.com>
2026-04-30 10:12:08 +09:00

298 lines
12 KiB
Python

"""
月次給与計算API (Monthly Payroll Calculation API)
"""
from fastapi import APIRouter, HTTPException, status
from typing import List
from datetime import datetime
from . import schemas
from .service import PayrollCalculationService
from ...core.database import get_connection
router = APIRouter(prefix="/payroll/calculation", tags=["Payroll - Calculation"])
@router.post("/calculate", response_model=schemas.MonthlyPayroll, status_code=status.HTTP_201_CREATED)
def calculate_payroll(request: schemas.PayrollCalculationRequest):
"""給与を計算して保存"""
# 既存のデータを確認
with get_connection() as conn:
with conn.cursor() as cur:
cur.execute(
"""
SELECT payroll_id FROM monthly_payroll
WHERE employee_id = %s
AND payroll_year = %s
AND payroll_month = %s
""",
(request.employee_id, request.payroll_year, request.payroll_month)
)
existing = cur.fetchone()
if existing:
raise HTTPException(
status_code=400,
detail="この従業員の指定月の給与データは既に存在します"
)
# 給与計算を実行
try:
calc_result = PayrollCalculationService.calculate_payroll(
employee_id=request.employee_id,
payroll_year=request.payroll_year,
payroll_month=request.payroll_month,
working_days=request.working_days,
working_hours=request.working_hours,
overtime_hours=request.overtime_hours,
holiday_hours=request.holiday_hours,
late_hours=request.late_hours,
absent_days=request.absent_days,
payment_date=request.payment_date,
other_allowance=request.other_allowance,
resident_tax=request.resident_tax,
other_deduction=request.other_deduction,
calc_income_tax=request.calc_income_tax,
calc_social_insurance=request.calc_social_insurance
)
except ValueError as e:
raise HTTPException(status_code=400, detail=str(e))
# 結果をデータベースに保存
with get_connection() as conn:
with conn.cursor() as cur:
cur.execute(
"""
INSERT INTO monthly_payroll (
employee_id, payroll_year, payroll_month, payment_date, status,
working_days, working_hours, overtime_hours, holiday_hours, late_hours, absent_days,
base_salary, overtime_pay, holiday_pay, commute_allowance, other_allowance, total_payment,
health_insurance, care_insurance, pension_insurance, employment_insurance,
child_support,
income_tax, resident_tax, other_deduction, total_deduction,
net_payment, calculated_at, calculated_by
) VALUES (
%s, %s, %s, %s, %s,
%s, %s, %s, %s, %s, %s,
%s, %s, %s, %s, %s, %s,
%s, %s, %s, %s,
%s,
%s, %s, %s, %s,
%s, %s, %s
)
RETURNING *
""",
(
calc_result["employee_id"], calc_result["payroll_year"], calc_result["payroll_month"],
calc_result["payment_date"], calc_result["status"],
calc_result["working_days"], calc_result["working_hours"], calc_result["overtime_hours"],
calc_result["holiday_hours"], calc_result["late_hours"], calc_result["absent_days"],
calc_result["base_salary"], calc_result["overtime_pay"], calc_result["holiday_pay"],
calc_result["commute_allowance"], calc_result["other_allowance"], calc_result["total_payment"],
calc_result["health_insurance"], calc_result["care_insurance"],
calc_result["pension_insurance"], calc_result["employment_insurance"],
calc_result["child_support"],
calc_result["income_tax"], calc_result["resident_tax"], calc_result["other_deduction"],
calc_result["total_deduction"],
calc_result["net_payment"], datetime.now(), calc_result["calculated_by"]
)
)
result = cur.fetchone()
conn.commit()
return result
@router.get("/", response_model=List[schemas.MonthlyPayroll])
def get_payrolls(payroll_year: int = None, payroll_month: int = None, employee_id: int = None):
"""給与計算一覧を取得"""
conditions = []
params = []
if payroll_year:
conditions.append("payroll_year = %s")
params.append(payroll_year)
if payroll_month:
conditions.append("payroll_month = %s")
params.append(payroll_month)
if employee_id:
conditions.append("employee_id = %s")
params.append(employee_id)
where_clause = " AND ".join(conditions) if conditions else "1=1"
with get_connection() as conn:
with conn.cursor() as cur:
cur.execute(
f"""
SELECT * FROM monthly_payroll
WHERE {where_clause}
ORDER BY payroll_year DESC, payroll_month DESC, employee_id
""",
params
)
return cur.fetchall()
@router.get("/{payroll_id}", response_model=schemas.MonthlyPayrollWithDetails)
def get_payroll(payroll_id: int):
"""給与計算詳細を取得"""
with get_connection() as conn:
with conn.cursor() as cur:
cur.execute("SELECT * FROM monthly_payroll WHERE payroll_id = %s", (payroll_id,))
payroll = cur.fetchone()
if not payroll:
raise HTTPException(status_code=404, detail="給与データが見つかりません")
cur.execute(
"SELECT * FROM payroll_details WHERE payroll_id = %s ORDER BY detail_id",
(payroll_id,)
)
details = cur.fetchall()
return {**payroll, "details": details}
@router.put("/{payroll_id}", response_model=schemas.MonthlyPayroll)
def update_payroll(payroll_id: int, request: schemas.MonthlyPayrollUpdate):
"""給与データを更新(再計算は行わない)"""
update_data = request.model_dump(exclude_unset=True)
if not update_data:
raise HTTPException(status_code=400, detail="更新するデータがありません")
set_clause = ", ".join([f"{key} = %s" for key in update_data.keys()])
values = list(update_data.values()) + [payroll_id]
with get_connection() as conn:
with conn.cursor() as cur:
cur.execute(
f"UPDATE monthly_payroll SET {set_clause} WHERE payroll_id = %s RETURNING *",
values,
)
result = cur.fetchone()
if not result:
raise HTTPException(status_code=404, detail="給与データが見つかりません")
conn.commit()
return result
@router.post("/{payroll_id}/recalculate", response_model=schemas.MonthlyPayroll)
def recalculate_payroll(payroll_id: int, request: schemas.RecalculateRequest = None):
"""給与を再計算"""
if request is None:
request = schemas.RecalculateRequest()
with get_connection() as conn:
with conn.cursor() as cur:
# 既存データを取得
cur.execute("SELECT * FROM monthly_payroll WHERE payroll_id = %s", (payroll_id,))
existing = cur.fetchone()
if not existing:
raise HTTPException(status_code=404, detail="給与データが見つかりません")
if existing["status"] == "approved":
raise HTTPException(status_code=400, detail="承認済みの給与は再計算できません")
# 再計算
try:
calc_result = PayrollCalculationService.calculate_payroll(
employee_id=existing["employee_id"],
payroll_year=existing["payroll_year"],
payroll_month=existing["payroll_month"],
working_days=existing["working_days"],
working_hours=existing["working_hours"],
overtime_hours=existing["overtime_hours"],
holiday_hours=existing["holiday_hours"],
late_hours=existing["late_hours"],
absent_days=existing["absent_days"],
payment_date=existing["payment_date"],
other_allowance=existing["other_allowance"],
resident_tax=existing["resident_tax"],
other_deduction=existing["other_deduction"],
calculated_by="recalculated",
calc_income_tax=request.calc_income_tax,
calc_social_insurance=request.calc_social_insurance
)
except ValueError as e:
raise HTTPException(status_code=400, detail=str(e))
# 更新
cur.execute(
"""
UPDATE monthly_payroll SET
base_salary = %s, overtime_pay = %s, holiday_pay = %s,
commute_allowance = %s, total_payment = %s,
health_insurance = %s, care_insurance = %s, pension_insurance = %s,
employment_insurance = %s, child_support = %s,
income_tax = %s, total_deduction = %s, net_payment = %s,
calculated_at = %s, calculated_by = %s
WHERE payroll_id = %s
RETURNING *
""",
(
calc_result["base_salary"], calc_result["overtime_pay"], calc_result["holiday_pay"],
calc_result["commute_allowance"], calc_result["total_payment"],
calc_result["health_insurance"], calc_result["care_insurance"],
calc_result["pension_insurance"], calc_result["employment_insurance"],
calc_result["child_support"],
calc_result["income_tax"], calc_result["total_deduction"], calc_result["net_payment"],
datetime.now(), calc_result["calculated_by"],
payroll_id
)
)
result = cur.fetchone()
conn.commit()
return result
@router.post("/{payroll_id}/approve", response_model=schemas.MonthlyPayroll)
def approve_payroll(payroll_id: int, request: schemas.PayrollApprovalRequest):
"""給与を承認"""
with get_connection() as conn:
with conn.cursor() as cur:
cur.execute(
"""
UPDATE monthly_payroll
SET status = 'approved', approved_at = %s, approved_by = %s
WHERE payroll_id = %s AND status = 'calculated'
RETURNING *
""",
(datetime.now(), request.approved_by, payroll_id)
)
result = cur.fetchone()
if not result:
raise HTTPException(
status_code=400,
detail="給与データが見つからないか、既に承認されています"
)
conn.commit()
return result
@router.delete("/{payroll_id}")
def delete_payroll(payroll_id: int):
"""給与データを削除"""
with get_connection() as conn:
with conn.cursor() as cur:
# ステータス確認
cur.execute(
"SELECT status FROM monthly_payroll WHERE payroll_id = %s",
(payroll_id,)
)
payroll = cur.fetchone()
if not payroll:
raise HTTPException(status_code=404, detail="給与データが見つかりません")
if payroll["status"] == "approved":
raise HTTPException(status_code=400, detail="承認済みの給与は削除できません")
cur.execute("DELETE FROM monthly_payroll WHERE payroll_id = %s", (payroll_id,))
conn.commit()
return {"message": "給与データを削除しました", "payroll_id": payroll_id}