from sqlalchemy.ext.asyncio import AsyncSession
from typing import List
from config.constant import CommonConstant
from exceptions.exception import ServiceException
from module_admin.entity.vo.common_vo import CrudResponseModel
from module_admin.system.dao.test_item_dao import Test_itemDao
from module_admin.system.dao.test_form_dao import TestFormDao
from module_admin.system.entity.vo.test_item_vo import DeleteTest_itemModel, Test_itemModel, Test_itemPageQueryModel
from utils.common_util import CamelCaseUtil
from utils.excel_util import ExcelUtil


class Test_itemService:
    """
    测试单元模块服务层
    """

    @classmethod
    async def get_test_item_list_services(
        cls, query_db: AsyncSession, query_object: Test_itemPageQueryModel, is_page: bool = False
    ):
        """
        获取测试单元列表信息service

        :param query_db: orm对象
        :param query_object: 查询参数对象
        :param is_page: 是否开启分页
        :return: 测试单元列表信息对象
        """
        test_item_list_result = await Test_itemDao.get_test_item_list(query_db, query_object, is_page)
        
        # 如果是分页结果，处理rows；如果是列表，直接处理
        if isinstance(test_item_list_result, dict) and 'rows' in test_item_list_result:
            rows = test_item_list_result['rows']
            for item in rows:
                await cls._enrich_form_data(query_db, item)
            test_item_list_result['rows'] = rows
        elif isinstance(test_item_list_result, list):
            for item in test_item_list_result:
                await cls._enrich_form_data(query_db, item)
        
        return test_item_list_result

    @classmethod
    async def _enrich_form_data(cls, query_db: AsyncSession, item: dict):
        """
        根据表单模板ID动态获取最新的表单JSON数据
        
        :param query_db: orm对象
        :param item: 测试单元数据字典
        """
        # 获取测试条件表单模板
        condition_form_id = item.get('conditionFormId') or item.get('condition_form_id')
        if condition_form_id:
            form = await TestFormDao.get_by_id(query_db, condition_form_id)
            if form:
                item['conditionJson'] = form.form_json
                item['condition_form_name'] = form.name
        
        # 获取测试结果表单模板
        result_form_id = item.get('resultFormId') or item.get('result_form_id')
        if result_form_id:
            form = await TestFormDao.get_by_id(query_db, result_form_id)
            if form:
                item['configJson'] = form.form_json
                item['result_form_name'] = form.name


    @classmethod
    async def add_test_item_services(cls, query_db: AsyncSession, page_object: Test_itemModel):
        """
        新增测试单元信息service

        :param query_db: orm对象
        :param page_object: 新增测试单元对象
        :return: 新增测试单元校验结果
        """
        try:
            await Test_itemDao.add_test_item_dao(query_db, page_object)
            await query_db.commit()
            return CrudResponseModel(is_success=True, message='新增成功')
        except Exception as e:
            await query_db.rollback()
            raise e

    @classmethod
    async def edit_test_item_services(cls, query_db: AsyncSession, page_object: Test_itemModel):
        """
        编辑测试单元信息service

        :param query_db: orm对象
        :param page_object: 编辑测试单元对象
        :return: 编辑测试单元校验结果
        """
        edit_test_item = page_object.model_dump(
            exclude_unset=True,
            exclude={'test_category_name', 'eut_type_name'}
        )
        test_item_info = await cls.test_item_detail_services(query_db, page_object.id)
        if test_item_info.id:
            try:
                await Test_itemDao.edit_test_item_dao(query_db, edit_test_item)
                await query_db.commit()
                return CrudResponseModel(is_success=True, message='更新成功')
            except Exception as e:
                await query_db.rollback()
                raise e
        else:
            raise ServiceException(message='测试单元不存在')

    @classmethod
    async def delete_test_item_services(cls, query_db: AsyncSession, page_object: DeleteTest_itemModel):
        """
        删除测试单元信息service

        :param query_db: orm对象
        :param page_object: 删除测试单元对象
        :return: 删除测试单元校验结果
        """
        if page_object.ids:
            id_list = page_object.ids.split(',')
            try:
                for id in id_list:
                    await Test_itemDao.delete_test_item_dao(query_db, Test_itemModel(id=id))
                await query_db.commit()
                return CrudResponseModel(is_success=True, message='删除成功')
            except Exception as e:
                await query_db.rollback()
                raise e
        else:
            raise ServiceException(message='传入ID为空')

    @classmethod
    async def test_item_detail_services(cls, query_db: AsyncSession, id: int):
        """
        获取测试单元详细信息service

        :param query_db: orm对象
        :param id: ID
        :return: ID对应的信息
        """
        test_item = await Test_itemDao.get_test_item_detail_by_id(query_db, id=id)
        if test_item:
            result = Test_itemModel(**CamelCaseUtil.transform_result(test_item))
            # 动态获取最新的表单模板数据
            await cls._enrich_form_data_for_model(query_db, result)
        else:
            result = Test_itemModel(**dict())

        return result

    @classmethod
    async def _enrich_form_data_for_model(cls, query_db: AsyncSession, model: Test_itemModel):
        """
        根据表单模板ID动态获取最新的表单JSON数据（用于Model对象）
        
        :param query_db: orm对象
        :param model: 测试单元Model对象
        """
        # 获取测试条件表单模板
        if model.condition_form_id:
            form = await TestFormDao.get_by_id(query_db, model.condition_form_id)
            if form:
                model.condition_json = form.form_json
                model.condition_form_name = form.name
        
        # 获取测试结果表单模板
        if model.result_form_id:
            form = await TestFormDao.get_by_id(query_db, model.result_form_id)
            if form:
                model.config_json = form.form_json
                model.result_form_name = form.name

    @staticmethod
    async def export_test_item_list_services(test_item_list: List):
        """
        导出测试单元信息service

        :param test_item_list: 测试单元信息列表
        :return: 测试单元信息对应excel的二进制数据
        """
        # 创建一个映射字典，将英文键映射到中文键
        mapping_dict = {
            'id': 'ID',
            'name': '名称',
            'testCategoryName': '测试类别',
            'eutTypeName': '产品类别',
            'configJson': '模板JSON',
            'memo': '备注说明',
        }
        binary_data = ExcelUtil.export_list2excel(test_item_list, mapping_dict)

        return binary_data