| """ |
| 诉讼费用计算 API |
| |
| API 层职责: |
| 1. 接收 HTTP 请求,验证参数(通过 Schema) |
| 2. 调用 Service 层方法 |
| 3. 返回响应 |
| |
| 不包含:业务逻辑、权限检查、异常处理(依赖全局异常处理器) |
| """ |
|
|
| from __future__ import annotations |
|
|
| from typing import Any |
|
|
| from django.http import HttpRequest |
| from ninja import Router |
|
|
| from apps.cases.schemas.litigation_fee_schemas import FeeCalculationRequest, FeeCalculationResponse |
|
|
| router = Router() |
|
|
|
|
| def _get_litigation_fee_calculator_service() -> Any: |
| """创建 LitigationFeeCalculatorService 实例""" |
| from apps.cases.services import LitigationFeeCalculatorService |
|
|
| return LitigationFeeCalculatorService() |
|
|
|
|
| @router.post("/calculate-fee", response=FeeCalculationResponse) |
| def calculate_fee(request: HttpRequest, data: FeeCalculationRequest) -> FeeCalculationResponse: |
| """ |
| 计算诉讼费用 |
| |
| 根据涉案金额、财产保全金额、案件类型等参数计算各类诉讼费用. |
| |
| data: 费用计算请求参数 |
| |
| FeeCalculationResponse: 包含各类费用明细的响应 |
| """ |
| service = _get_litigation_fee_calculator_service() |
|
|
| |
| target_amount, preservation_amount = service.validate_and_convert_fee_inputs( |
| target_amount=data.target_amount, |
| preservation_amount=data.preservation_amount, |
| ) |
|
|
| result: dict[str, Any] = service.calculate_all_fees( |
| target_amount=target_amount, |
| preservation_amount=preservation_amount, |
| case_type=data.case_type, |
| cause_of_action=data.cause_of_action, |
| cause_of_action_id=data.cause_of_action_id, |
| ) |
|
|
| return FeeCalculationResponse(**result) |
|
|
