private void InitAddBtn()
{
int numToAdd = 10;
addBtn.Text = "Add " + numToAdd + " Random messages";
addBtn.HorizontalOptions = LayoutOptions.Fill;
addBtn.Clicked += (sender, e) =>
{
Random r = new Random();
const string chars = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789";
string randText;
int strLength = 10;
char[] cs;
ChatItem chat;
for (int i = 0; i < numToAdd; i++)
{
cs = Enumerable.Repeat(chars, strLength).Select(s => s[r.Next(s.Length)]).ToArray();
randText = new string(cs);
chat = new ChatItem(randText, "15/03/2017");
string newKey = FirebaseDatabaseSharedService.Instance.BatchSetObj(nodePath, chat);
chat.Key = newKey;
}
};
}
public void OnChatItemAdded(string key, ChatItem item)
{
item.Key = key;
messages.Add(item);
list.ScrollTo(messages[messages.Count - 1], ScrollToPosition.End, true);
entry.Text = null;
}
private void InitEntry()
{
entry.Placeholder = "Type Message...";
entry.BackgroundColor = Color.White;
entry.VerticalOptions = LayoutOptions.End;
entry.HorizontalOptions = LayoutOptions.Fill;
entry.Completed += (sender, e) =>
{
ChatItem chat = new ChatItem(entry.Text, "15/03/2017");
//chat.Key = DependencyService.Get<FirebaseDatabaseService>().SetChildValueByAutoId(nodePath, chat);
chat.Key = FirebaseDatabaseSharedService.Instance.BatchSetObj(nodePath, chat);
};
}
void DeleteChat(object sender, SelectedItemChangedEventArgs e)
{
ChatItem chatItem = e.SelectedItem as ChatItem;
if (chatItem.Key != null)
{
string nodePath = string.Format("{0}{1}{2}", MESSAGES_URL_PREFIX, "Bri2", MESSAGES_URL_SUFFIX);
FirebaseDatabaseSharedService.Instance.BatchRemoveObj(nodePath, chatItem.Key, chatItem);
}
else
{
Debug.WriteLine("Error: Cant delete chat, No Firebase key for: " + chatItem.Message.ToString());
}
messages.Remove(chatItem);
}
public void OnChatItemChanged(string key, ChatItem item)
{
// TODO: Implement
}
