public async Task <StatusCheck> Get(string ouNetId, string assignmentId, string courseId, string minimumGrade) { var result = new StatusCheck(); var assignmentSubmission = await CanvasHelper.GetSubmissionGradeOfAssignmentForUser(ouNetId, assignmentId, courseId); if (minimumGrade.IsNumber()) { if (assignmentSubmission.Grade.IsNumber()) { if (Convert.ToDouble(assignmentSubmission.Grade) >= Convert.ToDouble(minimumGrade)) { result.IsComplete = true; result.PercentComplete = 1.0; } } else { result.IsComplete = false; result.Exception = new ExceptionMessage() { Message = @"Grade passed in to check was a number, but the grade value for the assignment is not numeric." }; } } else if (minimumGrade.IsAlphaGrade()) { if (minimumGrade.CompareAlphaGrades(assignmentSubmission.Grade) >= 0) { result.IsComplete = true; result.PercentComplete = 1.0; } else { result.IsComplete = false; } } else if (assignmentSubmission.Grade.IsPassed()) { result.IsComplete = true; result.PercentComplete = 1.0; } return(result); }