public ItemDetailViewModel(INavigation navigation, Item item = null) : base(navigation)
{
var card = item.Card;
Title = card.Title;
Notes = card.Notes;
ItemDetailRows = new ObservableCollection <ItemDetailViewRow>();
foreach (var row in card.Rows)
{
var itemRow = new ItemDetailViewRow(row);
switch (itemRow.Type)
{
case AttributeType.TYPE_PASSWORD:
itemRow.ShowValue = false;
itemRow.PasswordCommand = new Command <ItemDetailViewRow>(async(ItemDetailViewRow i) => await PasswordCommandImplementation(i));
break;
case AttributeType.TYPE_URL:
itemRow.UrlCommand = new Command <ItemDetailViewRow>(async(ItemDetailViewRow i) => await UrlCommandImplementation(i));
break;
}
ItemDetailRows.Add(itemRow);
}
}
private async Task UrlCommandImplementation(ItemDetailViewRow item)
{
var uristring = item.Value;
if (!uristring.StartsWith("http://", StringComparison.OrdinalIgnoreCase) &&
!uristring.StartsWith("https://", StringComparison.OrdinalIgnoreCase))
{
uristring = "http://" + uristring;
}
if (Uri.IsWellFormedUriString(uristring, UriKind.Absolute) == false)
{
await Application.Current.MainPage.DisplayAlert("", "URL not well formed, please check", "mycancel");
}
else
{
await Browser.OpenAsync(uristring, BrowserLaunchMode.SystemPreferred);
}
}
private async Task PasswordCommandImplementation(ItemDetailViewRow item)
{
const string SHOW = "Show";
const string HIDE = "Hide";
const string COPY = "Copy to clipboard";
string rowText = item.ShowValue ? HIDE : SHOW;
var action = await Application.Current.MainPage.DisplayActionSheet("How whould you like to use the password?", "Cancel", null, rowText, COPY);
switch (action)
{
case SHOW:
case HIDE:
item.ShowValue = !item.ShowValue;
break;
case COPY:
await Clipboard.SetTextAsync(item.Value);
break;
}
}
