137 lines
5.6 KiB
Python
137 lines
5.6 KiB
Python
from sqlalchemy.ext.asyncio import AsyncSession
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from typing import List
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from config.constant import CommonConstant
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from exceptions.exception import ServiceException
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from module_admin.entity.vo.common_vo import CrudResponseModel
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from module_admin.dao.explanation_content_dao import Explanation_contentDao
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from module_admin.entity.vo.explanation_content_vo import DeleteExplanation_contentModel, Explanation_contentModel, Explanation_contentPageQueryModel
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from utils.common_util import CamelCaseUtil
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from utils.excel_util import ExcelUtil
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class Explanation_contentService:
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"""
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讲解内容模块服务层
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"""
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@classmethod
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async def get_explanation_content_list_services(
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cls, query_db: AsyncSession, query_object: Explanation_contentPageQueryModel, is_page: bool = False
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):
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"""
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获取讲解内容列表信息service
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:param query_db: orm对象
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:param query_object: 查询参数对象
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:param is_page: 是否开启分页
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:return: 讲解内容列表信息对象
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"""
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explanation_content_list_result = await Explanation_contentDao.get_explanation_content_list(query_db, query_object, is_page)
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return explanation_content_list_result
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@classmethod
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async def add_explanation_content_services(cls, query_db: AsyncSession, page_object: Explanation_contentModel):
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"""
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新增讲解内容信息service
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:param query_db: orm对象
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:param page_object: 新增讲解内容对象
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:return: 新增讲解内容校验结果
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"""
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try:
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await Explanation_contentDao.add_explanation_content_dao(query_db, page_object)
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await query_db.commit()
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return CrudResponseModel(is_success=True, message='新增成功')
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except Exception as e:
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await query_db.rollback()
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raise e
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@classmethod
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async def edit_explanation_content_services(cls, query_db: AsyncSession, page_object: Explanation_contentModel):
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"""
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编辑讲解内容信息service
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:param query_db: orm对象
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:param page_object: 编辑讲解内容对象
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:return: 编辑讲解内容校验结果
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"""
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edit_explanation_content = page_object.model_dump(exclude_unset=True, exclude={'create_time', 'create_by', })
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explanation_content_info = await cls.explanation_content_detail_services(query_db, page_object.explanation_content_id)
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if explanation_content_info.explanation_content_id:
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try:
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await Explanation_contentDao.edit_explanation_content_dao(query_db, edit_explanation_content)
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await query_db.commit()
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return CrudResponseModel(is_success=True, message='更新成功')
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except Exception as e:
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await query_db.rollback()
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raise e
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else:
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raise ServiceException(message='讲解内容不存在')
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@classmethod
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async def delete_explanation_content_services(cls, query_db: AsyncSession, page_object: DeleteExplanation_contentModel):
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"""
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删除讲解内容信息service
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:param query_db: orm对象
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:param page_object: 删除讲解内容对象
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:return: 删除讲解内容校验结果
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"""
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if page_object.explanation_content_ids:
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explanation_content_id_list = page_object.explanation_content_ids.split(',')
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try:
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for explanation_content_id in explanation_content_id_list:
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await Explanation_contentDao.delete_explanation_content_dao(query_db, Explanation_contentModel(explanationContentId=explanation_content_id))
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await query_db.commit()
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return CrudResponseModel(is_success=True, message='删除成功')
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except Exception as e:
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await query_db.rollback()
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raise e
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else:
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raise ServiceException(message='传入主键ID为空')
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@classmethod
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async def explanation_content_detail_services(cls, query_db: AsyncSession, explanation_content_id: int):
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"""
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获取讲解内容详细信息service
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:param query_db: orm对象
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:param explanation_content_id: 主键ID
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:return: 主键ID对应的信息
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"""
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explanation_content = await Explanation_contentDao.get_explanation_content_detail_by_id(query_db, explanation_content_id=explanation_content_id)
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if explanation_content:
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result = Explanation_contentModel(**CamelCaseUtil.transform_result(explanation_content))
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else:
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result = Explanation_contentModel(**dict())
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return result
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@staticmethod
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async def export_explanation_content_list_services(explanation_content_list: List):
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"""
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导出讲解内容信息service
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:param explanation_content_list: 讲解内容信息列表
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:return: 讲解内容信息对应excel的二进制数据
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"""
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# 创建一个映射字典，将英文键映射到中文键
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mapping_dict = {
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'explanationContentId': '主键ID',
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'title': '标题',
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'content': '讲解内容',
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'type': '类型(0科技类)',
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'spendTime': '预计时长(分钟)',
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'language': '语言(0中文,1英文)',
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'status': '状态(0未开始,1已就绪,2播放中,3已完成)',
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'createTime': '创建时间',
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'createBy': '创建者',
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'updateTime': '修改时间',
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'updateBy': '修改者',
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}
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binary_data = ExcelUtil.export_list2excel(explanation_content_list, mapping_dict)
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return binary_data
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