/// <summary>
/// 数据校验
/// <para>作 者：郭伟佳</para>
/// <para>创建时间：2018-11-10</para>
/// </summary>
/// <param name="source">数据源</param>
/// <param name="where">表达式</param>
/// <param name="exceptionId">异常Id</param>
/// <exception cref="AMS.Core.BusinessException">
/// 异常ID：exceptionId
/// </exception>
private void CheckData(LifeClassAddRequest source, Func <LifeClassAddRequest, bool> where, ushort exceptionId)
{
if (source == null)
{
return;
}
if (where (source))
{
throw new BussinessException((byte)ModelType.Timetable, exceptionId);
}
}
/// <summary>
/// 修改一个写生课
/// <para>作 者：郭伟佳</para>
/// <para>创建时间：2018-11-10</para>
/// </summary>
/// <param name="lifeClassId">写生课Id</param>
/// <param name="request">写生课实体信息</param>
public void Modify(long lifeClassId, LifeClassAddRequest request)
{
TblTimLifeClass entity = _tblTimLifeClassRepository.Value.GetLifeClassInfo(lifeClassId);
//1、数据校验
Verification(request, entity);
//2、准备数据
entity.Title = request.Title;
entity.Place = request.Place;
entity.ClassBeginTime = request.ClassBeginTime;
entity.ClassEndTime = request.ClassEndTime;
entity.TeacherId = request.TeacherId;
//3、写入数据库
_tblTimLifeClassRepository.Value.Update(entity);
}
/// <summary>
/// 数据校验
/// <para>作 者：郭伟佳</para>
/// <para>创建时间：2018-11-10</para>
/// </summary>
/// <param name="request">写生课实体信息</param>
/// <param name="source">对象为NULL表示新增，反之表示修改</param>
/// <exception cref="AMS.Core.BusinessException">
/// 异常ID：
/// 20. 消耗课次未选择，不可保存
/// 21. 上课开始时间不能小于今天，不可保存
/// 22. 上课结束日期不能小于上课开始日期，不可保存
/// 24. 学期不可修改
/// 25. 消耗课次不可修改
/// </exception>
private void Verification(LifeClassAddRequest request, TblTimLifeClass source = null)
{
//写生课修改的数据检查
if (source == null)
{
//检查耗用课次
CheckData(request, x => (!x.UseLessonCount.HasValue || x.UseLessonCount == 0), 20);
//检查上课开始时间不能小于今天
CheckData(request, x => x.ClassBeginTime.HasValue && x.ClassBeginTime.Value < DateTime.Now, 21);
//检查上课结束日期不能小于上课开始日期
CheckData(request, x => x.ClassEndTime.HasValue && x.ClassEndTime.Value < x.ClassBeginTime.Value, 22);
}
else
{
//学期不允许修改
CheckData(request, x => x.TermId != source.TermId, 24);
//消耗课次不允许修改
CheckData(request, x => x.UseLessonCount != source.UseLessonCount, 25);
//如果改变上课开始时间，检查上课开始时间不能小于今天
CheckData(request, x => x.ClassBeginTime != source.ClassBeginTime && x.ClassBeginTime.Value < DateTime.Now, 21);
//如果改变上课结束时间，检查上课结束日期不能小于上课开始日期
CheckData(request, x => x.ClassEndTime != source.ClassEndTime && x.ClassEndTime.Value < x.ClassBeginTime.Value, 22);
}
}
/// <summary>
/// 添加一个写生课
/// <para>作 者：郭伟佳</para>
/// <para>创建时间：2018-11-22</para>
/// </summary>
/// <param name="request">写生课实体信息</param>
public void Add(LifeClassAddRequest request)
{
//1、数据校验
Verification(request);
//2、准备数据
TblTimLifeClass entity = new TblTimLifeClass
{
LifeClassId = IdGenerator.NextId(),
SchoolId = this._schoolId,
TermId = request.TermId.Value,
Title = request.Title,
Place = request.Place,
ClassBeginTime = request.ClassBeginTime,
ClassEndTime = request.ClassEndTime,
LifeClassCode = _tblTimLifeClassRepository.Value.GenerateLifeClassCode(request.ClassBeginTime.Value),
TeacherId = request.TeacherId,
UseLessonCount = request.UseLessonCount.Value,
CreateTime = DateTime.Now
};
//3、写入数据库
_tblTimLifeClassRepository.Value.Add(entity);
}
public void Put(long lifeClassId, LifeClassAddRequest request)
{
new LifeClassService(base.SchoolId).Modify(lifeClassId, request);
}
public void Post(LifeClassAddRequest request)
{
new LifeClassService(base.SchoolId).Add(request);
}
