internal async Task <LessonDTO> AddlessonAsync(LessonDTO lessonDTO)
{
var lectural = await _context.Lectural.Where(c => c.id == lessonDTO.lecturalId).FirstOrDefaultAsync();
var gr = await _context.Discipline.Where(c => c.name == lessonDTO.disciplineName).FirstOrDefaultAsync();
var lessonType = await _context.LessonType.Where(c => c.nameOfType == lessonDTO.lessonType).FirstOrDefaultAsync();
if (gr == null || lectural == null || lessonType == null)
{
return(null);
}
LessonDB lessonDB = new LessonDB(lectural, gr, lessonType, lessonDTO);
try
{
_context.Lesson.Add(lessonDB);
await _context.SaveChangesAsync();
}
catch (DbUpdateConcurrencyException)
{
if (!LessonDTOExists(lessonDB.id))
{
return(null);
}
else
{
throw;
}
}
return(lessonDTO);
}
private async Task <LessonDB> ModifyLesson(LessonDB lessonDB, LessonDTO lessonDTO)
{
lessonDB.id = lessonDTO.id;
lessonDB.countHours = lessonDTO.countHours;
lessonDB.name = lessonDTO.name;
lessonDB.pathToMaterials = lessonDTO.pathToMaterials;
lessonDB.sectionName = lessonDTO.sectionName;
lessonDB.themeName = lessonDTO.themeName;
if (lessonDB.Discipline != null)
{
if (lessonDB.Discipline.id != lessonDTO.disciplineId)
{
DisciplineDB disciplineDB = await _context.Discipline.Where(c => c.id == lessonDTO.disciplineId).FirstOrDefaultAsync();
lessonDB.Discipline = disciplineDB;
}
}
else
{
DisciplineDB disciplineDB = await _context.Discipline.Where(c => c.id == lessonDTO.disciplineId).FirstOrDefaultAsync();
lessonDB.Discipline = disciplineDB;
}
if (lessonDB.Lectural != null)
{
if (lessonDB.Lectural.id != lessonDTO.lecturalId)
{
Lectural lectural = await _context.Lectural.Where(c => c.id == lessonDTO.lecturalId).FirstOrDefaultAsync();
lessonDB.Lectural = lectural;
}
}
else
{
Lectural lectural = await _context.Lectural.Where(c => c.id == lessonDTO.lecturalId).FirstOrDefaultAsync();
lessonDB.Lectural = lectural;
}
if (lessonDB.LessonTypeDB != null)
{
if (lessonDB.LessonTypeDB.nameOfType != lessonDTO.lessonType)
{
LessonTypeDB type = _context.LessonType.Where(c => c.nameOfType == lessonDTO.lessonType).FirstOrDefault();
lessonDB.LessonTypeDB = type;
}
}
else
{
LessonTypeDB type = _context.LessonType.Where(c => c.nameOfType == lessonDTO.lessonType).FirstOrDefault();
lessonDB.LessonTypeDB = type;
}
return(lessonDB);
}
public LessonDTO(LessonDB lesson)
{
this.id = lesson.id;
this.lessonType = lesson.LessonTypeDB.nameOfType;
this.lecturalName = lesson.Lectural.lastName;
this.lecturalId = lesson.Lectural.id;
pathToMaterials = lesson.pathToMaterials;
this.sectionName = lesson.sectionName;
this.themeName = lesson.themeName;
this.name = lesson.name;
this.currentNumberOflessonsType = lesson.currentNumberOflessonsType;
this.disciplineName = lesson.Discipline.name;
this.disciplineId = lesson.Discipline.id;
}
void Start()
{
canvasHandler = GetComponent <CanvasHandler>();
LessonDB = lessonDB.GetComponent <LessonDB>();
}
