public B2BDetailPage(B2BPostItem postItem)
{
InitializeComponent();
this.BindingContext = viewModel = new B2BDetailPageViewModel();
viewModel.PostItem = postItem;
Init();
}
private async void FollowPost_Clicked(object sender, EventArgs e)
{
loadingPopup.IsVisible = true;
if (UserLogged.IsLogged == false)
{
loadingPopup.IsVisible = false;
await DisplayAlert("", Language.vui_long_dang_nhap, Language.dong);
((AppShell)Shell.Current).SetLoginPageActive();
return;
}
Grid grid = (sender as Grid);
B2BPostItem post = (B2BPostItem)(grid.GestureRecognizers[0] as TapGestureRecognizer).CommandParameter;
if (post.CreatedById == UserLogged.Id)
{
loadingPopup.IsVisible = false;
await DisplayAlert("", Language.khong_the_thuc_hien_chuc_nang_nay, Language.dong);
return;
}
bool isFollow = await viewModel.Follow(post.Id);
grid.Children[2].IsVisible = isFollow;
grid.Children[3].IsVisible = isFollow;
loadingPopup.IsVisible = false;
}
public void AddPostItem(B2BPostItem postItem)
{
postItem.UserComments = new List <string>()
{
postItem.CreatedById
};
this._postItems.InsertOne(postItem);
}
public async Task <string[]> GetReceiveNotificationUser(string PostId)
{
B2BPostItem post = await this.GetById(PostId);
var followList = post.UserFollows ?? new List <string>();
var commentArray = post.UserComments.ToArray();
foreach (var item in commentArray)
{
if (!followList.Any(x => x == item))
{
followList.Add(item);
}
}
return(followList.ToArray());
}
public async Task <bool> Follow(string PostId, string UserId)
{
B2BPostItem post = _postItems.Find(x => x.Id == PostId).SingleOrDefault();
if (post.UserFollows != null && post.UserFollows.Any(x => x == UserId)) // dang follow
{
post.UserFollows.Remove(UserId);
_postItems.ReplaceOne(p => p.Id == PostId, post);
return(false);
}
else
{
if (post.UserFollows == null)
{
post.UserFollows = new List <string>();
}
post.UserFollows.Add(UserId);
_postItems.ReplaceOne(p => p.Id == PostId, post);
// send notifiaction.
INotificationService notificationService = DependencyService.Get <INotificationService>();
Guid ReceiverId = Guid.Parse(post.CreatedById);
string NotificationImage = (post.Images != null && post.Images.Length > 0) ? AvatarHelper.GetPostAvatar(post.Images.FirstOrDefault()) : null;
NotificationModel notification = new NotificationModel()
{
UserId = ReceiverId,
CurrentBadgeCount = (int)notificationService.CountNotReadNotificationUser(ReceiverId) + 1,
Title = UserLogged.FullName + " đã theo dõi bài viết của bạn",
NotificationType = NotificationType.ViewB2BPostItem,
PostItemId = PostId,
CreatedDate = DateTime.Now,
IsRead = false,
Thumbnail = NotificationImage
};
await notificationService.AddNotification(notification, Language.theo_doi);
return(true);
}
}
private async void Save_Clicked(object sender, EventArgs e)
{
if (string.IsNullOrWhiteSpace(EntryTitle.Text))
{
await DisplayAlert("", Language.vui_long_nhap_tieu_de, Language.dong);
return;
}
else if (string.IsNullOrWhiteSpace(editor.Text))
{
await DisplayAlert("", Language.vui_long_nhap_noi_dung, Language.dong);
return;
}
loadingPopup.IsVisible = true;
// kiem tra co hinh thi upload.
if (viewModel.Media.Count > 0)
{
if (viewModel.Media.Count > 9)
{
loadingPopup.IsVisible = false;
await DisplayAlert("", Language.vui_long_chon_toi_da_9_anh, Language.dong);
return;
}
List <MediaFile> listUploadMedia = viewModel.Media.Where(x => x.Path != null).ToList();
if (listUploadMedia.Any())
{
MultipartFormDataContent form = new MultipartFormDataContent();
for (int i = 0; i < listUploadMedia.Count; i++)
{
string imageName = $"postitem_{Guid.NewGuid().ToString()}.jpg";
ImageList.Add(imageName);
var media = listUploadMedia[i];
var stream = new MemoryStream(File.ReadAllBytes(media.Path));
var content = new StreamContent(stream);
content.Headers.ContentDisposition = new ContentDispositionHeaderValue("form-data")
{
Name = "files" + i,
FileName = imageName
};
form.Add(content);
}
var uploadResonse = await UploadImage(form);
if (!uploadResonse.IsSuccess)
{
loadingPopup.IsVisible = false;
await DisplayAlert("", uploadResonse.Message, Language.dong);
return;
}
}
}
#region address
List <string> addressList = new List <string>();
if (!string.IsNullOrWhiteSpace(EntryStreet.Text))
{
addressList.Add(EntryStreet.Text.Trim());
}
if (viewModel.Ward != null)
{
addressList.Add(viewModel.Ward.Name);
}
if (viewModel.District != null)
{
addressList.Add(viewModel.District.Name);
}
if (viewModel.Province != null)
{
addressList.Add(viewModel.Province.Name);
}
string Address = string.Join(", ", addressList.ToArray());
#endregion
B2BPostItem item = new B2BPostItem();
//item.Type = SegmentType.SelectedIndex;
item.Type = ControlSegment.GetCurrentIndex();
item.Title = EntryTitle.Text.Trim();
item.Description = editor.Text.Trim();
item.Images = ImageList.Any() ? ImageList.ToArray() : null;
item.CreatedById = UserLogged.Id;
item.CreatedBy = new PostItemUser()
{
UserId = UserLogged.Id,
FullName = UserLogged.FullName,
Avatar = UserLogged.AvatarUrl.Replace(ApiConfig.IP2, "")
};
item.CreatedDate = DateTime.Now;
item.HasImage = ImageList != null && ImageList.Count() > 0;
if (viewModel.Province != null)
{
item.ProvinceId = viewModel.Province.Id;
if (viewModel.District != null)
{
item.DistrictId = viewModel.District.Id;
if (viewModel.Ward != null)
{
item.WardId = viewModel.Ward.Id;
}
}
}
item.Address = Address;
item.HasAddress = !string.IsNullOrWhiteSpace(Address);
#region price
if (SwitchIsNegotiate.IsToggled)
{
item.HasPrice = true;
item.PriceText = Language.thoa_thuan;
}
else
{
List <string> PriceList = new List <string>();
if (SwitchIsPriceRange.IsToggled)
{
if (EntryPriceFrom.Text.HasValue && EntryPriceFrom.Text.Value > 0)
{
PriceList.Add(string.Format("{0:0,0 đ}", EntryPriceFrom.Text));
}
if (EntryPriceTo.Text.HasValue && EntryPriceTo.Text.Value > 0)
{
PriceList.Add(string.Format("{0:0,0 đ}", EntryPriceTo.Text));
}
}
else
{
if (EntryPrice.Text.HasValue && EntryPrice.Text.Value > 0)
{
PriceList.Add(string.Format("{0:0,0 đ}", EntryPrice.Text));
}
}
if (PriceList.Any())
{
item.HasPrice = true;
item.PriceText = string.Join(" - ", PriceList.ToArray());
}
}
#endregion
postItemService.AddPostItem(item);
MessagingCenter.Send <B2BAddPage, B2BPostItem>(this, "AddPostItemSuccess", item);
loadingPopup.IsVisible = false;
await Navigation.PopAsync();
ToastMessageHelper.ShortMessage(Language.dang_thanh_cong);
}