public async Task <RecordResult> SignOut([FromBody] SignOutModel model)
{
// 从数据库获取签到记录
Record record = await(from r in _context.Records
where r.SignOutTime == null &&
r.StudentId == model.StudentId
select r).FirstAsync();
// 签退
record.SignOut();
// 更新签到记录
try
{
_context.Update(record);
await _context.SaveChangesAsync();
}
catch (Exception e)
{
_logger.LogError($"DataBase Error: {e.Message}");
return(RecordResult.Fail(RecordErrorResource.DataBaseError));
}
return(RecordResult.Success());
}
public async Task OnActionExecutionAsync(
ActionExecutingContext context,
ActionExecutionDelegate next)
{
if (!context.ModelState.IsValid)
{
List <string> errorMsgs = new List <string>();
foreach (var item in context.ModelState.Values)
{
errorMsgs.AddRange(item.Errors.Select(error => error.ErrorMessage));
}
context.Result = new JsonResult(RecordResult.Fail(errorMsgs.Distinct().ToArray()));
}
else
{
var resultContext = await next();
}
}
public async Task <RecordResult> SignIn([FromBody] SignInModel model)
{
// 创建签到记录
Record record = model.Create();
// 签到
record.SignIn();
// 将记录添加到数据库
try
{
_context.Add(record);
await _context.SaveChangesAsync();
}
catch (Exception e)
{
_logger.LogError($"DataBase Error: {e.Message}");
return(RecordResult.Fail(RecordErrorResource.DataBaseError));
}
return(RecordResult.Success());
}