public async Task <int> GetPostsCountInNewsFeed(string userId, PostSearchParams searchParams)
{
Community community =
await _communityRepository.GetByConditionAsync(x => x.Name == searchParams.CommunityName);
Guard.Against.NullItem(community, nameof(community));
searchParams.Followers = await _userRepository.ListUserFollowingsAsync(userId);
var specification = new PostFilterSpecification(searchParams);
return(await _postRepository.GetTotalCountAsync(specification));
}
public async Task <int> GetPostsCountAsync(PostSearchParams searchParams)
{
Community community =
await _communityRepository.GetByConditionAsync(x => x.Name == searchParams.CommunityName);
Guard.Against.NullItem(community, nameof(community));
User user = await _userManager.FindByIdAsync(searchParams.UserId);
Guard.Against.NullItem(user.Id, nameof(user));
var specification = new PostFilterSpecification(searchParams);
return(await _postRepository.GetTotalCountAsync(specification));
}
public async Task <IActionResult> GetMany([FromQuery] PostSearchParams searchParams)
{
if (!BaseHelpers.IsPaginatonSearchParamsValid(searchParams, out ErrorResponse errorResponse))
{
return(new BadRequestObjectResult(errorResponse));
}
FilteredDataViewModel <PostViewModel> result = await _mediator.Send(new GetPostsQuery(searchParams));
return(Ok(new FilteredResponse <PostViewModel>(searchParams)
{
Data = result.Data,
Count = result.Count,
}));
}
public async Task <IEnumerable <PostViewModel> > GetPostsAsync(PostSearchParams searchParams)
{
User user = await _userManager.FindByIdAsync(searchParams.UserId);
Guard.Against.NullItem(user, nameof(user));
Community community =
await _communityRepository.GetByConditionAsync(x => x.Name == searchParams.CommunityName);
Guard.Against.NullItem(community, nameof(community));
var specification = new PostFilterSpecification(searchParams);
return(await _postRepository.ListAsync <PostViewModel>(specification,
PostHelpers.GetPostMapperConfiguration()));
}
public async Task <IActionResult> NewsFeed([FromQuery] PostSearchParams searchParams)
{
if (!BaseHelpers.IsPaginatonSearchParamsValid(searchParams, out ErrorResponse errorResponse))
{
return(new BadRequestObjectResult(errorResponse));
}
string userId = _httpContext.User.FindFirstValue("sub");
FilteredDataViewModel <PostViewModel> result =
await _mediator.Send(new GetNewsFeedQuery(userId, searchParams));
return(Ok(new FilteredResponse <PostViewModel>(searchParams)
{
Data = result.Data,
Count = result.Count,
}));
}
public PostFilterSpecification(PostSearchParams searchParams)
: base(x =>
(string.IsNullOrEmpty(searchParams.CommunityName) ||
(x.Community.Name == searchParams.CommunityName)) &&
(string.IsNullOrEmpty(searchParams.PostTitle) || x.Title.Contains(searchParams.PostTitle)) &&
(string.IsNullOrEmpty(searchParams.UserId) || (x.AuthorId == searchParams.UserId)) &&
((searchParams.Followers == null) || searchParams.Followers.Contains(x.AuthorId))
)
{
AddIncludes(query =>
query.Include(x => x.Community).Include(x => x.Author).Include(x => x.PostVotes)
);
if (searchParams.OrderByDir.ToUpper() == "DESC")
{
ApplyFieldOrderByDescending(searchParams.SortBy);
}
else
{
ApplyFieldOrderBy(searchParams.SortBy);
}
ApplyPaging(searchParams.Offset, searchParams.Limit);
}
public GetNewsFeedQuery(string userId, PostSearchParams searchParams)
{
UserId = userId;
SearchParams = searchParams;
}
public GetPostsQuery(PostSearchParams searchParams)
{
SearchParams = searchParams;
}
public async Task <IEnumerable <PostViewModel> > GetNewsFeedPosts(string userId, PostSearchParams searchParams)
{
Community community =
await _communityRepository.GetByConditionAsync(x => x.Name == searchParams.CommunityName);
Guard.Against.NullItem(community, nameof(community));
searchParams.Followers = await _userRepository.ListUserFollowingsAsync(userId);
var specification = new PostFilterSpecification(searchParams);
return(await _postRepository.ListAsync <PostViewModel>(specification,
PostHelpers.GetPostMapperConfiguration()));
}
