private async Task <UserInfo> UserToUserInfo(User user)
{
var userInfo = new UserInfo
{
Email = user.Email,
Name = user.FirstName + " " + user.LastName,
Selected = false
};
var friendResult = await FriendshipsApi.GetFriendship(_settings.Jwt, user.Email);
if (friendResult.IsSuccessful && friendResult.Content != null)
{
userInfo.FriendStatus = friendResult.Content.IsConfirmed ? FriendStatus.IsConfirmed : FriendStatus.IsNotConfirmed;
}
else
{
userInfo.FriendStatus = FriendStatus.NotFriend;
}
userInfo.ProfilePhoto = (await ImagesApi.GetProfileImage(userInfo.Email, true)).Content;
userInfo.IsSelectable = _context.MultiSelection && userInfo.FriendStatus == FriendStatus.IsConfirmed;
return(userInfo);
}
private async Task SetFriendshipStatus()
{
var friendResult = await FriendshipsApi.GetFriendship(_settings.Jwt, _email);
if (friendResult.IsSuccessful) // Server OK
{
if (friendResult.Content == null) // Friendship DNE
{
_userContext.FriendLabel = "";
_userContext.ButtonStatus = UserPageFriendButtonStatus.AddAsFriend;
ButtonAddAsFriend.Text = "Add as Friend";
}
else // Friendship Exists
{
_userContext.FriendshipId = friendResult.Content.Id;
if (!friendResult.Content.IsConfirmed)
{
if (_email == friendResult.Content.RequesterEmail) // If User is looking at requester's page
{
_userContext.FriendLabel = $"{_userContext.User.FirstName} wants to be Friends";
_userContext.ButtonStatus = UserPageFriendButtonStatus.RespondToFriendshipRequest;
ButtonAddAsFriend.Text = "Respond";
}
else // If User is looking at page AS requester
{
_userContext.FriendLabel = "Awaiting Friend Request";
_userContext.ButtonStatus = UserPageFriendButtonStatus.CancelFriendshipRequest;
ButtonAddAsFriend.Text = "Cancel Friend Request";
}
}
else
{
_userContext.FriendLabel = $"{_userContext.User.FirstName} is your friend";
_userContext.ButtonStatus = UserPageFriendButtonStatus.RemoveFriend;
ButtonAddAsFriend.Text = "Remove Friend"; ButtonAddAsFriend.TextColor = Color.DarkRed;
}
}
}
else // Server ERROR
{
LayoutAddAsFriend.IsVisible = false;
}
}
/// <summary>
/// Loads the User's friends into the list.
/// The default functionality of the page - other Users are
/// only displayed when the search bar is used
/// </summary>
private async Task LoadFriends()
{
LayoutLoading.IsVisible = true;
LayoutSearch.IsEnabled = false;
ViewUsers.IsEnabled = false;
// Get the User currently running the app
var appUser = (await AccountsApi.GetUserByJwt(_settings.Jwt)).Content;
// Retrieve the current User's friendships from the Friendships microservice
var friendshipsResult = await FriendshipsApi.GetUserFriends(_settings.Jwt);
if (friendshipsResult.IsSuccessful)
{
var friends = new List <UserInfo>();
// Cycle through each friend
foreach (var friendship in friendshipsResult.Content)
{
// Retrieve the friend's Email. It is the email associated with the friendship that isn't the User's
var friendEmail = friendship.ConfirmerEmail == appUser.Email ? friendship.RequesterEmail : friendship.ConfirmerEmail;
// Retrieve the friends User data from the Accounts microservice
var friendUser = (await AccountsApi.GetUserByEmail(_settings.Jwt, friendEmail)).Content;
var userInfo = await UserToUserInfo(friendUser);
if (_context.SelectedFriendEmails.Contains(userInfo.Email))
{
userInfo.Selected = true;
}
// Finally, convert the friendUser to a UserInfo, and add to the context list
friends.Add(userInfo);
}
_context.ClearAndSetUsersInfo(friends);
}
LayoutLoading.IsVisible = false;
LayoutSearch.IsEnabled = true;
ViewUsers.IsEnabled = true;
}
async void OnAddAsFriendPressed(object sender, EventArgs args)
{
if (_userContext.ButtonStatus == UserPageFriendButtonStatus.AddAsFriend)
{
await FriendshipsApi.CreateFriendship(_settings.Jwt, _email);
}
else if (_userContext.ButtonStatus == UserPageFriendButtonStatus.CancelFriendshipRequest)
{
await FriendshipsApi.RemoveFriendship(_settings.Jwt, _userContext.FriendshipId.Value);
}
else if (_userContext.ButtonStatus == UserPageFriendButtonStatus.RemoveFriend)
{
var choice = await DisplayActionSheet("Remove Friend?", "Cancel", "Confirm");
if (choice == "Confirm")
{
await FriendshipsApi.RemoveFriendship(_settings.Jwt, _userContext.FriendshipId.Value);
}
}
else if (_userContext.ButtonStatus == UserPageFriendButtonStatus.RespondToFriendshipRequest)
{
var choice = await DisplayActionSheet("Respond to Friend Request", null, null, "Confirm", "Ignore");
if (choice == "Confirm")
{
await FriendshipsApi.ConfirmFriendship(_settings.Jwt, _userContext.FriendshipId.Value);
}
else
{
await FriendshipsApi.RemoveFriendship(_settings.Jwt, _userContext.FriendshipId.Value);
}
}
Navigation.InsertPageBefore(new UserPage(_settings, _email), this);
await Navigation.PopAsync();
}
