public IActionResult RemoveUser([FromBody] UserCategoryInDto userCategoryDto)
{
//Check if inputs are valid
if (string.IsNullOrEmpty(userCategoryDto.UserId))
{
return(BadRequest(new Message("Please give valid user id")));
}
if (string.IsNullOrEmpty(userCategoryDto.CategoryId))
{
return(BadRequest(new Message("Please give valid category id")));
}
//Check if user is deleted
var userIn = _userRepository.GetById(userCategoryDto.UserId);
if (userIn == null)
{
return(BadRequest(new Message("User: "******" no longer exists")));
}
//Check if category is deleted
var categoryIn = _categoryRepository.GetById(userCategoryDto.CategoryId);
if (categoryIn == null)
{
return(BadRequest(new Message("Category: " + userCategoryDto.CategoryId + " no longer exists")));
}
var tokenUser = HttpContext.User;
//Check if request is sent by user (follower of the category) .
if (!AuthorizationHelpers.IsAuthorizedUser(tokenUser, userCategoryDto.UserId))
{
return(Unauthorized(new Message("Unauthorized user.")));
}
//Get user-category relation from table
var userCategory = _userCategoryRepository
.Where(uc => uc.CategoryId == userCategoryDto.CategoryId && uc.UserId == userCategoryDto.UserId)
.FirstOrDefault();
//If such relation doesn't exist
if (userCategory == null)
{
return(BadRequest(new Message("User : "******" is not following Category : " + userCategoryDto.CategoryId)));
}
//Update table
if (_userCategoryRepository.Delete(userCategory))
{
return(Ok(new Message("User : "******" is deleted from Category : " + userCategory.CategoryId)));
}
return(BadRequest(new Message("Error when deleting user-category relation")));
}
public ActionResult <UserCategoryOutDto> AddUser([FromBody] UserCategoryInDto userCategoryDto)
{
//Check if inputs are valid
if (string.IsNullOrEmpty(userCategoryDto.UserId))
{
return(BadRequest(new Message("Please give valid user id")));
}
if (string.IsNullOrEmpty(userCategoryDto.CategoryId))
{
return(BadRequest(new Message("Please give valid category id")));
}
//Check if user is deleted
var userIn = _userRepository.GetById(userCategoryDto.UserId);
if (userIn == null)
{
return(BadRequest(new Message("User: "******" no longer exists")));
}
//Check if category is deleted
var categoryIn = _categoryRepository.GetById(userCategoryDto.CategoryId);
if (categoryIn == null)
{
return(BadRequest(new Message("Category: " + userCategoryDto.CategoryId + " no longer exists")));
}
var tokenUser = HttpContext.User;
//Check if request is sent by user (who is being follower of the category) .
if (!AuthorizationHelpers.IsAuthorizedUser(tokenUser, userCategoryDto.UserId))
{
return(Unauthorized(new Message("Unauthorized user.")));
}
//Get user-category relation from table
var userCategory = _userCategoryRepository
.Where(uc => uc.CategoryId == userCategoryDto.CategoryId && uc.UserId == userCategoryDto.UserId)
.FirstOrDefault();
//If such relation exists
if (userCategory != null)
{
return(BadRequest(new Message("User : "******" is already following Category : " + userCategoryDto.CategoryId)));
}
//Create new relation
var userCategoryIn = new UserCategory(userCategoryDto.UserId, userCategoryDto.CategoryId);
//Update table
if (_userCategoryRepository.Add(userCategoryIn))
{
var userCategoryOutDto = _mapper.Map <UserCategoryOutDto>(userCategoryIn);
return(Ok(userCategoryOutDto));
}
return(BadRequest(new Message("Error when adding user-category relation")));
}
