public async Task <IActionResult> Send(int requestedGroupId, string description)
{
AddJoinRequestDto dto = new AddJoinRequestDto {
RequestedGroupId = requestedGroupId, CreatedAt = DateTime.Now, Description = description
};
ServiceResponse <AddJoinRequestDto> response = await _joinRequestService.SendJoinRequest(dto);
if (response.Success)
{
return(Ok(response));
}
return(NotFound(response));
}
public async Task <ServiceResponse <AddJoinRequestDto> > SendJoinRequest(AddJoinRequestDto newJoinRequest)
{
ServiceResponse <AddJoinRequestDto> response = new ServiceResponse <AddJoinRequestDto>();
User user = await _context.Users.Include(u => u.ProjectGroups)
.ThenInclude(g => g.ProjectGroup)
.Include(u => u.OutgoingJoinRequests)
.FirstOrDefaultAsync(u => u.Id == GetUserId());
ProjectGroup requestedGroup = await _context.ProjectGroups.Include(g => g.AffiliatedSection)
.Include(g => g.GroupMembers).Include(g => g.IncomingJoinRequests)
.FirstOrDefaultAsync(rg => rg.Id == newJoinRequest.RequestedGroupId);
if (requestedGroup == null)
{
response.Data = null;
response.Message = "There is no group with this id";
response.Success = false;
return(response);
}
Section section = await _context.Sections.FirstOrDefaultAsync(s => (s.Id == requestedGroup.AffiliatedSectionId));
if (user == null)
{
response.Data = null;
response.Message = "There is no user with this Id";
response.Success = false;
return(response);
}
if (section == null)
{
response.Data = null;
response.Message = "There is no section with this Id ";
response.Success = false;
return(response);
}
ProjectGroup userGroup = new ProjectGroup {
AffiliatedSectionId = -1
};
foreach (ProjectGroupUser pgu in user.ProjectGroups)
{
if (pgu.ProjectGroup.AffiliatedCourseId == requestedGroup.AffiliatedCourseId && pgu.ProjectGroup.AffiliatedSectionId == requestedGroup.AffiliatedSectionId)
{
userGroup = pgu.ProjectGroup;
break;
}
}
if (userGroup.AffiliatedSectionId == -1)
{
response.Data = null;
response.Message = "You are not in the same section with this group";
response.Success = false;
return(response);
}
if (userGroup.Id == requestedGroup.Id)
{
response.Data = null;
response.Message = "You are already in this group";
response.Success = false;
return(response);
}
if (userGroup.ConfirmationState == true)
{
response.Data = null;
response.Message = "Your group is finalized.";
response.Success = false;
return(response);
}
if (requestedGroup.ConfirmationState == true)
{
response.Data = null;
response.Message = "The group you want to join is finalized.";
response.Success = false;
return(response);
}
if (requestedGroup.GroupMembers.Count >= _context.Courses.FirstOrDefault(c => c.Id == userGroup.AffiliatedCourseId).MaxGroupSize)
{
response.Data = null;
response.Message = "The group you want to join is full.";
response.Success = false;
return(response);
}
if (requestedGroup.GroupMembers.Count == 0)
{
response.Data = null;
response.Message = "The group is empty";
response.Success = false;
return(response);
}
foreach (JoinRequest jr in requestedGroup.IncomingJoinRequests)
{
if (jr.RequestingStudentId == GetUserId() && !jr.Resolved)
{
response.Data = null;
response.Message = "You already sent a join request to this group that is not resolved yet.";
response.Success = false;
return(response);
}
}
JoinRequest createdJoinRequest = new JoinRequest
{
RequestingStudent = user,
RequestingStudentId = user.Id,
RequestedGroup = requestedGroup,
RequestedGroupId = requestedGroup.Id,
CreatedAt = newJoinRequest.CreatedAt,
AcceptedNumber = 0,
Accepted = false,
Resolved = false,
VotedStudents = "",
Description = newJoinRequest.Description
};
requestedGroup.IncomingJoinRequests.Add(createdJoinRequest);
user.OutgoingJoinRequests.Add(createdJoinRequest);
_context.ProjectGroups.Update(requestedGroup);
_context.Users.Update(user);
_context.JoinRequests.Add(createdJoinRequest);
await _context.SaveChangesAsync();
response.Data = newJoinRequest;
response.Message = "Join request is successfully sent";
response.Success = true;
return(response);
}
