public async Task MoveAsync(long id, long?parentId)
{
var entity = await EntityRepo.GetAsync(id);
if (entity.ParentId == parentId)
{
return;
}
//查询当前的子项内容
var children = await FindChildrenAsync(id, true);
//保存当前的Code码
var oldCode = entity.Code;
//移动课程分类
entity.Code = await GetNextChildCodeAsync(parentId);
entity.ParentId = parentId;
await ValidateCourseCategoryAsync(entity);
//更新子项的编码
foreach (var child in children)
{
child.Code = OrganizationUnit.AppendCode(entity.Code, OrganizationUnit.GetRelativeCode(child.Code, oldCode));
}
}
public async Task ChangeStatus(Guid orderId, OrderStatusEnum orderStatus)
{
var entity = await EntityRepo.GetAsync(orderId);
entity.Status = orderStatus;
await EntityRepo.UpdateAsync(entity);
}
public async Task <CourseCategory> FindByIdAsync(long id)
{
var entity = await EntityRepo.GetAsync(id);
return(entity);
}
/// <summary>
/// 获取课程分类编码
/// </summary>
/// <param name="id"></param>
/// <returns></returns>
protected virtual async Task <string> GetCodeAsync(long id)
{
return((await EntityRepo.GetAsync(id)).Code);
}
