protected override void OnModelCreating(ModelBuilder modelBuilder)
{
base.OnModelCreating(modelBuilder);
_ = new TeacherMap(modelBuilder.Entity <Teacher>());
_ = new StudentMap(modelBuilder.Entity <Student>());
_ = new LectureMap(modelBuilder.Entity <Lecture>());
_ = new CourseMap(modelBuilder.Entity <Course>());
_ = new EnrollmentMap(modelBuilder.Entity <Enrollment>());
_ = new SemesterMap(modelBuilder.Entity <Semester>());
}
private async Task ApplyLine <T>(DistrictRepo repo, DataSyncLine line) where T : CsvBaseObject
{
switch (line.LoadStatus)
{
case LoadStatus.None:
Logger.Here().LogWarning($"None should not be flagged for Sync: {line.RawData}");
return;
}
ApiPostBase data;
var apiManager = new ApiManager(repo.District.LmsApiBaseUrl)
{
ApiAuthenticator = ApiAuthenticatorFactory.GetApiAuthenticator(repo.District.LmsApiAuthenticatorType,
repo.District.LmsApiAuthenticationJsonData)
};
if (line.Table == nameof(CsvEnrollment))
{
var enrollment = new ApiEnrollmentPost(line.RawData);
CsvEnrollment csvEnrollment = JsonConvert.DeserializeObject <CsvEnrollment>(line.RawData);
DataSyncLine cls = repo.Lines <CsvClass>().SingleOrDefault(l => l.SourcedId == csvEnrollment.classSourcedId);
DataSyncLine usr = repo.Lines <CsvUser>().SingleOrDefault(l => l.SourcedId == csvEnrollment.userSourcedId);
var map = new EnrollmentMap
{
classTargetId = cls?.TargetId,
userTargetId = usr?.TargetId,
};
// this provides a mapping of LMS TargetIds (rather than sourcedId's)
enrollment.EnrollmentMap = map;
enrollment.ClassTargetId = cls?.TargetId;
enrollment.UserTargetId = usr?.TargetId;
// cache map in the database (for display/troubleshooting only)
line.EnrollmentMap = JsonConvert.SerializeObject(map);
data = enrollment;
}
else if (line.Table == nameof(CsvClass))
{
var classCsv = JsonConvert.DeserializeObject <CsvClass>(line.RawData);
// Get course & school of this class
var course = repo.Lines <CsvCourse>().SingleOrDefault(l => l.SourcedId == classCsv.courseSourcedId);
var courseCsv = JsonConvert.DeserializeObject <CsvCourse>(course.RawData);
// Get Term of this class
// TODO: Handle multiple terms, termSourceIds can be a comma separated list of terms.
var term = repo.Lines <CsvAcademicSession>().SingleOrDefault(s => s.SourcedId == classCsv.termSourcedIds);
var org = repo.Lines <CsvOrg>().SingleOrDefault(o => o.SourcedId == classCsv.schoolSourcedId);
var _class = new ApiClassPost(line.RawData)
{
CourseTargetId = course.TargetId,
SchoolTargetId = org.TargetId,
TermTargetId = string.IsNullOrWhiteSpace(term.TargetId) ? "2018" : term.TargetId, //TODO: Add a default term setting in District Entity
Period = classCsv.periods
};
data = _class;
}
else
{
data = new ApiPost <T>(line.RawData);
}
data.DistrictId = repo.District.TargetId;
data.DistrictName = repo.District.Name;
data.LastSeen = line.LastSeen;
data.SourcedId = line.SourcedId;
data.TargetId = line.TargetId;
data.Status = line.LoadStatus.ToString();
var response = await apiManager.Post(GetEntityEndpoint(data.EntityType.ToLower(), repo), data);
if (response.Success)
{
line.SyncStatus = SyncStatus.Applied;
if (!string.IsNullOrEmpty(response.TargetId))
{
line.TargetId = response.TargetId;
}
line.Error = null;
}
else
{
line.SyncStatus = SyncStatus.ApplyFailed;
line.Error = response.ErrorMessage;
// The Lms can send false success if the entity already exist. In such a case we read the targetId
if (!string.IsNullOrEmpty(response.TargetId))
{
line.TargetId = response.TargetId;
}
}
line.Touch();
repo.PushLineHistory(line, isNewData: false);
}
