public async Task <OperationDetailDTO <TaskDTO> > GetTaskByIDAsync(int id)
{
var detail = new OperationDetailDTO <TaskDTO>();
try
{
var entity = await _context.TaskModels.FindAsync(id);
if (entity != null)
{
var dto = TaskDTO.Map(entity);
detail.Succeeded = true;
detail.Data = dto;
}
else
{
detail.ErrorMessages.Add("Задание не найдено.");
}
}
catch (Exception e)
{
detail.ErrorMessages.Add(_serverErrorMessage + e.Message);
}
return(detail);
}
// TEST: files for solutions
// done
public async Task <OperationDetailDTO <TaskDTO> > GetTaskByIDAsync(int id)
{
var detail = new OperationDetailDTO <TaskDTO>();
var resultTaskDTO = new TaskDTO();
var resSolutionDTOList = new List <SolutionDTO>();
var resStudentDTOList = new List <StudentDTO>();
try
{
var entity = await _context.TaskModels
.Include(t => t.Group)
.Include(t => t.TaskStudentItems)
.Include(t => t.Solutions)
.Include(t => t.Subject)
.Include(t => t.Type)
.Include(t => t.File)
.Include(t => t.Teacher)
.FirstOrDefaultAsync(t => t.Id == id);
if (entity == null)
{
detail.ErrorMessages.Add("Задача не найдена.");
return(detail);
}
foreach (var ts in entity.TaskStudentItems)
{
var studentEntuty = await _context.Students.FindAsync(ts.StudentId);
resStudentDTOList.Add(StudentDTO.Map(studentEntuty));
}
// [files]
foreach (var solution in entity.Solutions)
{
var solutionEntity = await _context.Solutions
.Include(s => s.File)
.Where(s => s == solution)
.FirstOrDefaultAsync();
resSolutionDTOList.Add(SolutionDTO.Map(solutionEntity));
}
resultTaskDTO = TaskDTO.Map(entity);
_taskService.GetCurrentTimePercentage(ref resultTaskDTO);
resultTaskDTO.Solutions = resSolutionDTOList;
resultTaskDTO.Students = resStudentDTOList;
detail.Data = resultTaskDTO;
detail.Succeeded = true;
return(detail);
}
catch (Exception e)
{
detail.ErrorMessages.Add(_serverErrorMessage + e.Message);
return(detail);
}
}
public async Task <OperationDetailDTO <TaskDTO> > GetTaskByIDAsync(int id)
{
var detail = new OperationDetailDTO <TaskDTO>();
var resultTaskDTO = new TaskDTO();
SolutionDTO resSolutionDTO = null;
Solution solutionEntity;
try
{
var currentUserEntity = await GetUserFromClaimsAsync();
var studentEntity = await _context.Students
.Include(s => s.User)
.Include(s => s.Solutions)
.Where(s => s.UserId == currentUserEntity.Id)
.FirstOrDefaultAsync();
var taskEntity = await _context.TaskModels
.Include(t => t.Group)
.Include(t => t.Solutions)
.Include(t => t.Subject)
.Include(t => t.Type)
.Include(t => t.File)
.Include(t => t.Teacher)
.Include(t => t.TaskStudentItems)
.FirstOrDefaultAsync(t => t.Id == id);
if (taskEntity == null)
{
detail.ErrorMessages.Add("Задача не найдена.");
return(detail);
}
resultTaskDTO = TaskDTO.Map(taskEntity);
_taskService.GetCurrentTimePercentage(ref resultTaskDTO);
solutionEntity = await _context.Solutions
.Include(s => s.Student)
.Include(s => s.File)
.Where(s => s.TaskId == id)
.Where(s => s.StudentId == studentEntity.Id)
.FirstOrDefaultAsync();
if (solutionEntity != null)
{
resSolutionDTO = SolutionDTO.Map(solutionEntity);
}
resultTaskDTO.Solution = resSolutionDTO;
resultTaskDTO.Solutions = null;
detail.Data = resultTaskDTO;
detail.Succeeded = true;
return(detail);
}
catch (Exception e)
{
detail.ErrorMessages.Add(_serverErrorMessage + e.Message);
return(detail);
}
}
public async Task <OperationDetailDTO <List <TaskDTO> > > GetTasksFromDBAsync(FilterDTO[] filters = null)
{
var detail = new OperationDetailDTO <List <TaskDTO> >();
var resultList = new List <TaskDTO>();
try
{
var currentUserEntity = await GetUserFromClaimsAsync();
var studentEntity = await _context.Students
.Include(s => s.User)
.Where(s => s.UserId == currentUserEntity.Id)
.FirstOrDefaultAsync();
var tasks = from t in _context.TaskModels
.Include(t => t.Teacher)
.Include(t => t.Subject)
.Include(t => t.Type)
.Include(t => t.Solutions)
.Where(t => (t.TaskStudentItems.FirstOrDefault(x => x.StudentId == studentEntity.Id) != null))
select t;
tasks.OrderBy(t => t.BeginDate);
if (filters != null)
{
foreach (var filter in filters)
{
switch (filter.Name)
{
case "subjectId":
{
var value = Convert.ToInt32(filter.Value);
if (value > 0)
{
tasks = tasks.Where(t => t.SubjectId == value);
}
break;
}
case "typeId":
{
var value = Convert.ToInt32(filter.Value);
if (value > 0)
{
tasks = tasks.Where(t => t.TypeId == value);
}
break;
}
case "searchString":
{
var value = filter.Value;
if (!String.IsNullOrEmpty(value))
{
tasks = tasks.Where(t => t.Name.ToUpper().Contains(value) ||
t.ContentText.ToUpper().Contains(value));
}
break;
}
case "isOpen":
{
var value = filter.Value;
if (!String.IsNullOrEmpty(value))
{
if (value == "true")
{
tasks = tasks
.Where(t => t.IsOpen);
}
if (value == "false")
{
tasks = tasks
.Where(t => !t.IsOpen);
}
}
break;
}
}
}
}
foreach (var entity in tasks)
{
var solution = new Solution();
SolutionDTO currentSolution = null;
if (entity.Solutions.Count > 0)
{
if ((solution = entity.Solutions.Where(s => (s.StudentId == studentEntity.Id)).FirstOrDefault()) != null)
{
currentSolution = SolutionDTO.Map(solution);
}
}
entity.Solutions = null;
var taskDTO = TaskDTO.Map(entity);
taskDTO.Solution = currentSolution;
resultList.Add(taskDTO);
}
detail.Succeeded = true;
detail.Data = resultList;
return(detail);
}
catch (Exception e)
{
detail.Succeeded = false;
detail.ErrorMessages.Add(_serverErrorMessage + e.Message);
return(detail);
}
}
// test
// сразу формировать DTO
public async Task <OperationDetailDTO <List <SubjectDTO> > > GetMainDataAsync()
{
var detail = new OperationDetailDTO <List <SubjectDTO> >();
var resSubjectDTOList = new List <SubjectDTO>();
try
{
var currentUserEntity = await GetUserFromClaimsAsync();
var currentTeacher = await _context.Teachers
.Include(t => t.User)
.Include(t => t.Department)
.ThenInclude(d => d.Faculty)
.Where(t => t.UserId == currentUserEntity.Id)
.FirstOrDefaultAsync();
// все задачи текущего преподавателя
IQueryable <TaskModel> teacherTaskQueryList = from t in _context.TaskModels
.Include(t => t.Teacher)
.Include(t => t.Group)
.ThenInclude(g => g.Tasks)
.Include(t => t.Group)
.ThenInclude(g => g.Students)
.Include(t => t.Subject)
.Include(t => t.Type)
.Include(t => t.Solutions)
.Include(t => t.TaskStudentItems)
.Where(t => t.TeacherId == currentTeacher.Id)
select t;
// все предметы, по которым есть задачи
IQueryable <Subject> subjectQueryList_ = from s in _context.Subjects
.Include(s => s.Tasks)
.Where(s => s.Tasks.Count > 0)
select s;
// формируем список сущностей предметов
var resSubjectEntityList = new List <Subject>();
var resGroupEntityList = new List <Group>();
// из всех задач препода получить список предметов по которым у препода есть задачи
foreach (var task in teacherTaskQueryList)
{
SubjectDTO currentSubjectDTO;
GroupDTO currentGroupDTO;
var newStudentDTO = new StudentDTO();
if ((currentSubjectDTO = resSubjectDTOList.FirstOrDefault(s => s.Id == task.SubjectId)) != null)
{
if ((currentGroupDTO = currentSubjectDTO.Groups.FirstOrDefault(g => g.Id == task.GroupId)) != null)
{
if (currentGroupDTO.Students != null)
{
foreach (var student in currentGroupDTO.Students)
{
// get every student solution for current task
var ts = new TaskStudentItem();
var solution = new Solution();
if ((ts = task.TaskStudentItems.FirstOrDefault(ts => (ts.StudentId == student.Id) && (ts.TaskId == task.Id))) != null)
{
var taskDTO = TaskDTO.Map(task);
var solEnt = task.Solutions.Where(s => s.StudentId == student.Id).FirstOrDefault();
if (solEnt != null)
{
taskDTO.Solution = SolutionDTO.Map(solEnt);
}
student.Tasks.Add(taskDTO);
}
}
}
}
else
{
currentGroupDTO = GroupDTO.Map(task.Group); //
currentSubjectDTO.Groups.Add(currentGroupDTO);
if (currentGroupDTO.Students != null)
{
foreach (var student in currentGroupDTO.Students)
{
var ts = new TaskStudentItem();
var solution = new Solution();
if ((ts = task.TaskStudentItems.FirstOrDefault(ts => (ts.StudentId == student.Id) && (ts.TaskId == task.Id))) != null)
{
var taskDTO = TaskDTO.Map(task);
var solEnt = task.Solutions.Where(s => s.StudentId == student.Id).FirstOrDefault();
if (solEnt != null)
{
taskDTO.Solution = SolutionDTO.Map(solEnt);
}
student.Tasks.Add(taskDTO);
}
}
}
}
}
else
{
currentGroupDTO = GroupDTO.Map(task.Group);
currentSubjectDTO = SubjectDTO.Map(task.Subject);
// наполняем студентов группы заданиями и решениями
foreach (var student in currentGroupDTO.Students)
{
var ts = new TaskStudentItem();
if ((ts = task.TaskStudentItems.FirstOrDefault(ts => (ts.StudentId == student.Id) && (ts.TaskId == task.Id))) != null)
{
var taskDTO = TaskDTO.Map(task);
var solEnt = task.Solutions.Where(s => s.StudentId == student.Id).FirstOrDefault();
if (solEnt != null)
{
taskDTO.Solution = SolutionDTO.Map(solEnt);
}
student.Tasks.Add(taskDTO);
}
}
currentSubjectDTO.Groups.Add(currentGroupDTO);
resSubjectDTOList.Add(currentSubjectDTO);
}
}
detail.Succeeded = true;
detail.Data = resSubjectDTOList;
return(new OperationDetailDTO <List <SubjectDTO> > {
Data = resSubjectDTOList, Succeeded = true
});
}
catch (Exception e)
{
detail.Succeeded = false;
detail.ErrorMessages.Add(_serverErrorMessage + e.Message);
return(detail);
}
}