給与管理システム新規作成
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admin
284
backend/app/payroll/calculation/router.py
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284
backend/app/payroll/calculation/router.py
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"""
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月次給与計算API (Monthly Payroll Calculation API)
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"""
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from fastapi import APIRouter, HTTPException, status
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from typing import List
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from datetime import datetime
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from . import schemas
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from .service import PayrollCalculationService
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from ...core.database import get_connection
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router = APIRouter(prefix="/payroll/calculation", tags=["Payroll - Calculation"])
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@router.post("/calculate", response_model=schemas.MonthlyPayroll, status_code=status.HTTP_201_CREATED)
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def calculate_payroll(request: schemas.PayrollCalculationRequest):
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"""給与を計算して保存"""
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# 既存のデータを確認
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with get_connection() as conn:
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with conn.cursor() as cur:
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cur.execute(
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"""
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SELECT payroll_id FROM monthly_payroll
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WHERE employee_id = %s
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AND payroll_year = %s
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AND payroll_month = %s
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""",
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(request.employee_id, request.payroll_year, request.payroll_month)
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)
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existing = cur.fetchone()
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if existing:
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raise HTTPException(
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status_code=400,
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detail="この従業員の指定月の給与データは既に存在します"
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)
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# 給与計算を実行
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try:
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calc_result = PayrollCalculationService.calculate_payroll(
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employee_id=request.employee_id,
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payroll_year=request.payroll_year,
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payroll_month=request.payroll_month,
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working_days=request.working_days,
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working_hours=request.working_hours,
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overtime_hours=request.overtime_hours,
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holiday_hours=request.holiday_hours,
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late_hours=request.late_hours,
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absent_days=request.absent_days,
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payment_date=request.payment_date,
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other_allowance=request.other_allowance,
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resident_tax=request.resident_tax,
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other_deduction=request.other_deduction
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)
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except ValueError as e:
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raise HTTPException(status_code=400, detail=str(e))
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# 結果をデータベースに保存
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with get_connection() as conn:
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with conn.cursor() as cur:
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cur.execute(
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"""
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INSERT INTO monthly_payroll (
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employee_id, payroll_year, payroll_month, payment_date, status,
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working_days, working_hours, overtime_hours, holiday_hours, late_hours, absent_days,
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base_salary, overtime_pay, holiday_pay, commute_allowance, other_allowance, total_payment,
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health_insurance, care_insurance, pension_insurance, employment_insurance,
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income_tax, resident_tax, other_deduction, total_deduction,
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net_payment, calculated_at, calculated_by
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) VALUES (
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%s, %s, %s, %s, %s,
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%s, %s, %s, %s, %s, %s,
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%s, %s, %s, %s, %s, %s,
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%s, %s, %s, %s,
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%s, %s, %s, %s,
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%s, %s, %s
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)
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RETURNING *
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""",
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(
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calc_result["employee_id"], calc_result["payroll_year"], calc_result["payroll_month"],
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calc_result["payment_date"], calc_result["status"],
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calc_result["working_days"], calc_result["working_hours"], calc_result["overtime_hours"],
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calc_result["holiday_hours"], calc_result["late_hours"], calc_result["absent_days"],
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calc_result["base_salary"], calc_result["overtime_pay"], calc_result["holiday_pay"],
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calc_result["commute_allowance"], calc_result["other_allowance"], calc_result["total_payment"],
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calc_result["health_insurance"], calc_result["care_insurance"],
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calc_result["pension_insurance"], calc_result["employment_insurance"],
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calc_result["income_tax"], calc_result["resident_tax"], calc_result["other_deduction"],
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calc_result["total_deduction"],
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calc_result["net_payment"], datetime.now(), calc_result["calculated_by"]
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)
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)
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result = cur.fetchone()
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conn.commit()
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return result
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@router.get("/", response_model=List[schemas.MonthlyPayroll])
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def get_payrolls(payroll_year: int = None, payroll_month: int = None, employee_id: int = None):
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"""給与計算一覧を取得"""
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conditions = []
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params = []
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if payroll_year:
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conditions.append("payroll_year = %s")
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params.append(payroll_year)
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if payroll_month:
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conditions.append("payroll_month = %s")
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params.append(payroll_month)
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if employee_id:
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conditions.append("employee_id = %s")
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params.append(employee_id)
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where_clause = " AND ".join(conditions) if conditions else "1=1"
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with get_connection() as conn:
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with conn.cursor() as cur:
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cur.execute(
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f"""
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SELECT * FROM monthly_payroll
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WHERE {where_clause}
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ORDER BY payroll_year DESC, payroll_month DESC, employee_id
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""",
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params
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)
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return cur.fetchall()
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@router.get("/{payroll_id}", response_model=schemas.MonthlyPayrollWithDetails)
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def get_payroll(payroll_id: int):
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"""給与計算詳細を取得"""
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with get_connection() as conn:
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with conn.cursor() as cur:
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cur.execute("SELECT * FROM monthly_payroll WHERE payroll_id = %s", (payroll_id,))
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payroll = cur.fetchone()
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if not payroll:
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raise HTTPException(status_code=404, detail="給与データが見つかりません")
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cur.execute(
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"SELECT * FROM payroll_details WHERE payroll_id = %s ORDER BY detail_id",
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(payroll_id,)
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)
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details = cur.fetchall()
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return {**payroll, "details": details}
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@router.put("/{payroll_id}", response_model=schemas.MonthlyPayroll)
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def update_payroll(payroll_id: int, request: schemas.MonthlyPayrollUpdate):
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"""給与データを更新（再計算は行わない）"""
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update_data = request.model_dump(exclude_unset=True)
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if not update_data:
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raise HTTPException(status_code=400, detail="更新するデータがありません")
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set_clause = ", ".join([f"{key} = %s" for key in update_data.keys()])
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values = list(update_data.values()) + [payroll_id]
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with get_connection() as conn:
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with conn.cursor() as cur:
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cur.execute(
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f"UPDATE monthly_payroll SET {set_clause} WHERE payroll_id = %s RETURNING *",
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values,
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)
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result = cur.fetchone()
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if not result:
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raise HTTPException(status_code=404, detail="給与データが見つかりません")
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conn.commit()
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return result
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@router.post("/{payroll_id}/recalculate", response_model=schemas.MonthlyPayroll)
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def recalculate_payroll(payroll_id: int):
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"""給与を再計算"""
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with get_connection() as conn:
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with conn.cursor() as cur:
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# 既存データを取得
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cur.execute("SELECT * FROM monthly_payroll WHERE payroll_id = %s", (payroll_id,))
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existing = cur.fetchone()
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if not existing:
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raise HTTPException(status_code=404, detail="給与データが見つかりません")
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if existing["status"] == "approved":
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raise HTTPException(status_code=400, detail="承認済みの給与は再計算できません")
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# 再計算
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try:
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calc_result = PayrollCalculationService.calculate_payroll(
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employee_id=existing["employee_id"],
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payroll_year=existing["payroll_year"],
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payroll_month=existing["payroll_month"],
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working_days=existing["working_days"],
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working_hours=existing["working_hours"],
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overtime_hours=existing["overtime_hours"],
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holiday_hours=existing["holiday_hours"],
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late_hours=existing["late_hours"],
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absent_days=existing["absent_days"],
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payment_date=existing["payment_date"],
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other_allowance=existing["other_allowance"],
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resident_tax=existing["resident_tax"],
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other_deduction=existing["other_deduction"],
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calculated_by="recalculated"
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)
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except ValueError as e:
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raise HTTPException(status_code=400, detail=str(e))
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# 更新
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cur.execute(
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"""
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UPDATE monthly_payroll SET
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base_salary = %s, overtime_pay = %s, holiday_pay = %s,
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commute_allowance = %s, total_payment = %s,
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health_insurance = %s, pension_insurance = %s, employment_insurance = %s,
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income_tax = %s, total_deduction = %s, net_payment = %s,
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calculated_at = %s, calculated_by = %s
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WHERE payroll_id = %s
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RETURNING *
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""",
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(
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calc_result["base_salary"], calc_result["overtime_pay"], calc_result["holiday_pay"],
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calc_result["commute_allowance"], calc_result["total_payment"],
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calc_result["health_insurance"], calc_result["pension_insurance"],
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calc_result["employment_insurance"],
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calc_result["income_tax"], calc_result["total_deduction"], calc_result["net_payment"],
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datetime.now(), calc_result["calculated_by"],
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payroll_id
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)
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)
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result = cur.fetchone()
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conn.commit()
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return result
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@router.post("/{payroll_id}/approve", response_model=schemas.MonthlyPayroll)
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def approve_payroll(payroll_id: int, request: schemas.PayrollApprovalRequest):
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"""給与を承認"""
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with get_connection() as conn:
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with conn.cursor() as cur:
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cur.execute(
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"""
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UPDATE monthly_payroll
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SET status = 'approved', approved_at = %s, approved_by = %s
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WHERE payroll_id = %s AND status = 'calculated'
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RETURNING *
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""",
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(datetime.now(), request.approved_by, payroll_id)
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)
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result = cur.fetchone()
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if not result:
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raise HTTPException(
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status_code=400,
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detail="給与データが見つからないか、既に承認されています"
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)
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conn.commit()
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return result
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@router.delete("/{payroll_id}", status_code=status.HTTP_204_NO_CONTENT)
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def delete_payroll(payroll_id: int):
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"""給与データを削除"""
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with get_connection() as conn:
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with conn.cursor() as cur:
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# ステータス確認
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cur.execute(
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"SELECT status FROM monthly_payroll WHERE payroll_id = %s",
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(payroll_id,)
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)
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payroll = cur.fetchone()
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if not payroll:
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raise HTTPException(status_code=404, detail="給与データが見つかりません")
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if payroll["status"] == "approved":
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raise HTTPException(status_code=400, detail="承認済みの給与は削除できません")
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cur.execute("DELETE FROM monthly_payroll WHERE payroll_id = %s", (payroll_id,))
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conn.commit()
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