public async Task <PagedList <User> > GetUsers(ParamsUser param)
{
//get the users, & include their photos
var users = _context.Users.Include(p => p.Photos)
//orderby the last active date, desc, as as to show from most recent
.OrderByDescending(u => u.LastActive).AsQueryable();
//get all users without adding the current logged in user among the lis
users = users.Where(u => u.Id != param.UserId);
//also get based on opposite gender
users = users.Where(u => u.Gender == param.Gender);
if (param.Likers)
{
var userLikers = await GetUserLikes(param.UserId, param.Likers);
users = users.Where(u => userLikers.Contains(u.Id));
}
if (param.Likees)
{
var userLikees = await GetUserLikes(param.UserId, param.Likers);
users = users.Where(u => userLikees.Contains(u.Id));
}
//check if MinAge Or MaxAge Params where passed
if (param.MinAge != 18 || param.MaxAge != 99)
{
//get the Min Date Of Birth by adding the years of max to today exp (-99 - 1)
var minDob = DateTime.Today.AddYears(-param.MaxAge - 1);
//get the Max Date Of Birth by adding the years of min to today exp (-18 - 1)
var maxDob = DateTime.Today.AddYears(-param.MinAge);
//get users where DOB greater than minDob && lesser or equall MaxDob
users = users.Where(u => u.DateOfBirth >= minDob && u.DateOfBirth <= maxDob);
}
//check if an orderBy was specified
if (!string.IsNullOrEmpty(param.OrderBy))
{
//switch the orderBy parameter specified
switch (param.OrderBy)
{
case "created":
users = users.OrderByDescending(u => u.Created);
break;
default:
users = users.OrderByDescending(u => u.LastActive);
break;
}
}
//get the queried page list
return(await PagedList <User> .QueryAsync(users, param.PageNumber, param.PageSize));
}
public async Task <IActionResult> GetUsers([FromQuery] ParamsUser param)
{
//get the logged in user ID
var currentUserId = int.Parse(User.FindFirst(ClaimTypes.NameIdentifier).Value);
//get single user
var userFromRepo = await _repo.GetUser(currentUserId, true);
//set the param User Id
param.UserId = currentUserId;
//check if gender was set
if (string.IsNullOrEmpty(param.Gender))
{
//check if the logged in user is a male and display for him female, vise visa
param.Gender = userFromRepo.Gender == "male" ? "female" : "male";
}
//get the users based on the parameters
var usersPg = await _repo.GetUsers(param);
//retured the Dto'ed class list
var mappedUser = _mapper.Map <IEnumerable <UserForListDto> >(usersPg);
//add to the response header, the pagination details, using our Response extension method
Response.AddPagination(usersPg.CurrentPage, usersPg.PageSize,
usersPg.TotalCount, usersPg.TotalPages);
return(Ok(mappedUser));
}
