public async Task OpenChat(LivestreamModel livestreamModel, IViewAware fromScreen)
{
// guard against invalid/missing chrome path
var chromeLocation = settingsHandler.Settings.ChromeFullPath;
if (string.IsNullOrWhiteSpace(chromeLocation))
{
await fromScreen.ShowMessageAsync("No chrome locations specified",
$"Chrome location is not set in settings.{Environment.NewLine}Chat relies on chrome to function.");
return;
}
if (!File.Exists(chromeLocation))
{
await fromScreen.ShowMessageAsync("Chrome not found",
$"Could not find chrome @ {chromeLocation}.{Environment.NewLine}Chat relies on chrome to function.");
return;
}
// guard against stream provider not having chat support
if (!livestreamModel.ApiClient.HasChatSupport)
{
await fromScreen.ShowMessageAsync("Chat not supported",
$"No external chat support for stream provider '{livestreamModel.ApiClient.ApiName}'");
return;
}
string chromeArgs = $"--app={livestreamModel.ChatUrl} --window-size=350,758";
await Task.Run(async() =>
{
try
{
var proc = new Process
{
StartInfo =
{
FileName = chromeLocation,
Arguments = chromeArgs,
CreateNoWindow = true,
UseShellExecute = false
}
};
proc.Start();
}
catch (Exception ex)
{
await fromScreen.ShowMessageAsync("Error launching chat", ex.Message);
}
});
}
public async Task OpenChat(LivestreamModel livestreamModel, IViewAware fromScreen)
{
// guard against stream provider with unknown chat support
if (!livestreamModel.ApiClient.HasChatSupport)
{
await fromScreen.ShowMessageAsync("Chat not supported",
$"No external chat support for stream provider '{livestreamModel.ApiClient.ApiName}'");
return;
}
if (string.IsNullOrWhiteSpace(settingsHandler.Settings.ChatCommandLine))
{
await fromScreen.ShowMessageAsync("No chat command specified", "Chat command is not set in settings.");
return;
}
// guard against chat command that contains no url token
if (!settingsHandler.Settings.ChatCommandLine.Contains(Settings.CHAT_URL_REPLACEMENT_TOKEN))
{
await fromScreen.ShowMessageAsync("Missing url token in chat command",
$"Chat command is missing the url token {Settings.CHAT_URL_REPLACEMENT_TOKEN}.");
return;
}
var command = settingsHandler.Settings.ChatCommandLine.Replace(Settings.CHAT_URL_REPLACEMENT_TOKEN, livestreamModel.ChatUrl);
await Task.Run(async() =>
{
try
{
var proc = new Process
{
StartInfo =
{
FileName = "cmd.exe",
Arguments = "/c " + command,
CreateNoWindow = true,
UseShellExecute = false,
RedirectStandardOutput = true,
RedirectStandardError = true,
}
};
proc.Start();
string errorOutput = proc.StandardError.ReadToEnd();
proc.WaitForExit();
// check for exit code as well because sometimes processes emit warnings in the error output stream
if (proc.ExitCode != 0 && errorOutput != string.Empty)
{
await Execute.OnUIThreadAsync(async() => await fromScreen.ShowMessageAsync("Error launching chat", errorOutput));
}
}
catch (Exception ex)
{
await Execute.OnUIThreadAsync(async() => await fromScreen.ShowMessageAsync("Error launching chat", ex.Message));
}
});
}
public async Task Authorize(IViewAware screen)
{
var messageDialogResult = await screen.ShowMessageAsync(title : "Authorization",
message : $"Twitch requires authorization to connect to their services, have you set your oauth token in your {settingsHandler.Settings.LivestreamExeDisplayName} configuration file?",
messageDialogStyle : MessageDialogStyle.AffirmativeAndNegative,
dialogSettings : new MetroDialogSettings()
{
AffirmativeButtonText = "Yes",
NegativeButtonText = "No"
});
if (messageDialogResult == MessageDialogResult.Affirmative)
{
settingsHandler.Settings.TwitchAuthTokenInLivestreamerConfig = true;
settingsHandler.SaveSettings();
return;
}
messageDialogResult = await screen.ShowMessageAsync(title : "Authorization",
message : "Would you like to authorize this application now?",
messageDialogStyle : MessageDialogStyle.AffirmativeAndNegative,
dialogSettings : new MetroDialogSettings()
{
AffirmativeButtonText = "Yes",
NegativeButtonText = "No"
});
if (messageDialogResult == MessageDialogResult.Negative)
{
return;
}
RequestAuthorization();
var input = await screen.ShowDialogAsync(title : "Authorization Token",
message :
"Once you've approved me, please copy the full redirect url to here so we can save your access token for future use." +
Environment.NewLine +
Environment.NewLine +
$"*Note* The url should start with '{RedirectUri}'");
if (string.IsNullOrWhiteSpace(input))
{
await screen.ShowMessageAsync("Authorization cancelled", "Authorization process was cancelled.");
return;
}
if (input.StartsWith(RedirectUri))
{
var match = Regex.Match(input, "#access_token=(?<token>.*)&");
if (match.Groups["token"].Success)
{
settingsHandler.Settings.TwitchAuthToken = match.Groups["token"].Value;
settingsHandler.SaveSettings();
return;
}
}
await screen.ShowMessageAsync("Bad url provided",
$"Please make sure you copy the full url, it should start with '{RedirectUri}'");
}