internal TemplateInvoker(
IEngineEnvironmentSettings environment,
ITelemetryLogger telemetryLogger,
Func <string> inputGetter,
NewCommandCallbacks callbacks)
{
_environmentSettings = environment;
_telemetryLogger = telemetryLogger;
_inputGetter = inputGetter;
_callbacks = callbacks;
_templateCreator = new TemplateCreator(_environmentSettings);
_postActionDispatcher = new PostActionDispatcher(_environmentSettings, _callbacks, _inputGetter);
}
public static System.CommandLine.Command GetCommand()
{
var getLogger = (ParseResult parseResult) => {
var sessionId = Environment.GetEnvironmentVariable(MSBuildForwardingApp.TelemetrySessionIdEnvironmentVariableName);
// senderCount: 0 to disable sender.
// When senders in different process running at the same
// time they will read from the same global queue and cause
// sending duplicated events. Disable sender to reduce it.
var telemetry = new Microsoft.DotNet.Cli.Telemetry.Telemetry(new FirstTimeUseNoticeSentinel(),
sessionId,
senderCount: 0);
var logger = new TelemetryLogger(null);
if (telemetry.Enabled)
{
logger = new TelemetryLogger((name, props, measures) =>
{
if (telemetry.Enabled)
{
telemetry.TrackEvent($"template/{name}", props, measures);
}
});
}
return(logger);
};
var callbacks = new Microsoft.TemplateEngine.Cli.NewCommandCallbacks()
{
RestoreProject = RestoreProject
};
var getEngineHost = (ParseResult parseResult) => {
var disableSdkTemplates = parseResult.GetValueForOption(_disableSdkTemplates);
return(CreateHost(disableSdkTemplates));
};
var command = Microsoft.TemplateEngine.Cli.NewCommandFactory.Create(CommandName, getEngineHost, getLogger, callbacks);
// adding this option lets us look for its bound value during binding in a typed way
command.AddGlobalOption(_disableSdkTemplates);
return(command);
}
/// <summary>
/// Creates the instance.
/// </summary>
/// <param name="environment">template engine environment settings.</param>
/// <param name="callbacks">callbacks that can be used for post actions.</param>
/// <param name="inputGetter">the predicate to get user input whether to run the post action.</param>
internal PostActionDispatcher(IEngineEnvironmentSettings environment, NewCommandCallbacks callbacks, Func <string> inputGetter)
{
_environment = environment ?? throw new ArgumentNullException(nameof(environment));
_callbacks = callbacks ?? throw new ArgumentNullException(nameof(callbacks));
_inputGetter = inputGetter ?? throw new ArgumentNullException(nameof(inputGetter));
}
public static Command Create(string commandName, Func <ParseResult, ITemplateEngineHost> hostBuilder, Func <ParseResult, ITelemetryLogger> telemetryLoggerBuilder, NewCommandCallbacks callbacks)
{
if (string.IsNullOrWhiteSpace(commandName))
{
throw new ArgumentException($"'{nameof(commandName)}' cannot be null or whitespace.", nameof(commandName));
}
_ = hostBuilder ?? throw new ArgumentNullException(nameof(hostBuilder));
_ = telemetryLoggerBuilder ?? throw new ArgumentNullException(nameof(telemetryLoggerBuilder));
_ = callbacks ?? throw new ArgumentNullException(nameof(callbacks));
return(new NewCommand(commandName, hostBuilder, telemetryLoggerBuilder, callbacks));
}