public async Task<int> CreateAsync(FailureReport report)
{
if (report == null)
throw new ArgumentNullException();
_dbContext.Users.Attach(report.Reporter);
report.Items.ToList().ForEach(ft => _dbContext.FailureTypes.Attach(ft.Type));
_dbContext.FailureReports.Add(report);
await _dbContext.SaveChangesAsync();
return report.Id;
}
public async Task SaveAsync(FailureReport report)
{
if (report.Feedback != null)
if (report.FeedbackId == null)
_dbContext.Feedbacks.Add(report.Feedback);
else
{
report.Feedback.Id = report.FeedbackId.Value;
_dbContext.Feedbacks.Attach(report.Feedback);
_dbContext.Entry(report.Feedback).State = EntityState.Modified;
await _dbContext.SaveChangesAsync();
}
_dbContext.FailureReports.Attach(report);
_dbContext.Entry(report).State = EntityState.Modified;
await _dbContext.SaveChangesAsync();
}
/// <summary>
/// Check the failure types and add them to a list.
/// </summary>
/// <param name="failureReport">The report contains the types.</param>
/// <param name="itemsToAdd">Failure types to add.</param>
/// <returns>A value indicates whether the operation is succeed.</returns>
private bool CheckTypesAndAdd(FailureReport failureReport, ICollection<FailureItemDto> itemsToAdd)
{
if (failureReport == null || itemsToAdd == null)
throw new ArgumentNullException();
//get all enabled types
var failureTypes = _typeRepo.GetAllTypes().ToList();
if (IsDuplicateOrInvalid(itemsToAdd, failureTypes))
return false;
failureReport.Items = itemsToAdd.Select(item => new FailureItem
{
Count = item.Count,
Detail = item.Detail,
Report = failureReport,
Type = failureTypes.First(ft => ft.Id == item.TypeId)
}).ToList();
return InSameCategory(failureReport);
}
private static bool InSameCategory(FailureReport failureReport)
{
return failureReport.Items.GroupBy(item => item.Type.CategoryId).Count() == 1;
}
public async Task<IHttpActionResult> Post(FailureReportCreationDto dto)
{
var user = await User.GetEntityAsync(_identityRepo);
if (IsDuplicateSubmit(dto, user))
{
return StatusCode(HttpStatusCode.Created);
}
var report = new FailureReport
{
Title = dto.Title,
Time = DateTime.UtcNow,
State = ReportStates.Waiting,
Items = new List<FailureItem>()
};
if (!CheckTypesAndAdd(report, dto.Items))
return BadRequest("故障项不正确");
report.Reporter = user;
await _failureRepo.CreateAsync(report);
return StatusCode(HttpStatusCode.Created);
}