private async Task <DeleteResultResponse> DeleteResultAsync(DeleteResultRequest request)
{
var response = new DeleteResultResponse();
var ltiRequest = await Request.ParseLtiRequestAsync();
var signature = ltiRequest.GenerateSignature("secret");
if (!ltiRequest.Signature.Equals(signature))
{
response.StatusCode = StatusCodes.Status401Unauthorized;
return(response);
}
_result = null;
return(response);
}
private async Task <DeleteResultResponse> DeleteResultAsync(DeleteResultRequest arg)
{
var response = new DeleteResultResponse();
var ltiRequest = await Request.ParseLtiRequestAsync();
var signature = ltiRequest.GenerateSignature("secret");
if (!ltiRequest.Signature.Equals(signature))
{
response.StatusCode = StatusCodes.Status401Unauthorized;
return(response);
}
// Google Classroom does not support deleting a grade
response.StatusCode = StatusCodes.Status501NotImplemented;
response.StatusDescription = "Google Classroom does not support deleting submissions.";
return(response);
}
public async Task DeleteAsync(DeleteResultRequest deleteResultRequest)
{
var homeTeamName = deleteResultRequest.HomeTeamName;
var awayTeamName = deleteResultRequest.AwayTeamName;
var standingsEntity = await _dbContext.Standings
.Include(s => s.ResultsDuringTheSeason)
.ThenInclude(r => r.HomeTeam)
.Include(s => s.ResultsDuringTheSeason)
.ThenInclude(r => r.AwayTeam)
.SingleOrDefaultAsync(r => r.SeasonId.Equals(deleteResultRequest.Season) &&
r.LeagueId.Equals(deleteResultRequest.LeagueName));
if (standingsEntity == null)
{
throw new ArgumentException($"There are no recorded results for league {deleteResultRequest.LeagueName} " +
$"at season {deleteResultRequest.Season}");
}
var resultEntity = standingsEntity.ResultsDuringTheSeason
.FirstOrDefault(r => r.HomeTeam.Name.Equals(homeTeamName) &&
r.AwayTeam.Name.Equals(awayTeamName));
if (resultEntity == null)
{
throw new ArgumentException($"No match between {homeTeamName} and {awayTeamName}" +
$" has been played that season");
}
_dbContext.Results.Remove(resultEntity);
await _dbContext.SaveChangesAsync();
if (deleteResultRequest.RollbackStandings)
{
await _standingsService.UpdateMatchAsync(resultEntity.ToDto(), true);
}
}
