private static string GenerateCommandUsage(Type type, MethodInfo info)
{
StringBuilder sb = new StringBuilder();
CliContainerAttribute containerAttribute = type.GetCustomAttribute <CliContainerAttribute>();
CliCommandAttribute commandAttribute = info.GetCustomAttribute <CliCommandAttribute>();
sb.AppendLine($"Help for {GlobalConfig.CmdName} {containerAttribute.Name} {commandAttribute.Name}");
sb.AppendLine("");
sb.AppendLine("Usage (<param> is required, [param] is optional):");
sb.AppendLine("");
sb.Append($"{GlobalConfig.CmdName} ");
sb.Append($"{containerAttribute.Name} ");
sb.Append($"{commandAttribute.Name} ");
foreach (ParameterInfo pInfo in info.GetParameters())
{
if (DBNull.Value.Equals(pInfo.DefaultValue))
{
sb.Append($"<{pInfo.ParameterType.ToString().Replace(pInfo.ParameterType.Namespace.ToString() + ".", "")} {pInfo.Name}> ");
}
else
{
sb.Append($"[{pInfo.ParameterType.ToString().Replace(pInfo.ParameterType.Namespace.ToString() + ".", "")} {pInfo.Name}] ");
}
}
return(sb.ToString());
}
private static string GenerateContainerUsage(Type type)
{
StringBuilder sb = new StringBuilder();
CliContainerAttribute containerAttribute = type.GetCustomAttribute <CliContainerAttribute>();
sb.AppendLine($"Help for: {GlobalConfig.CmdName} {containerAttribute.Name}");
sb.AppendLine("");
sb.AppendLine("Available Subcommands:");
sb.AppendLine("");
foreach (MethodInfo info in type.GetMethods())
{
CliCommandAttribute commandAttribute = info.GetCustomAttribute <CliCommandAttribute>();
if (commandAttribute != null)
{
sb.AppendLine($"\t-{commandAttribute.Name}");
}
}
sb.AppendLine("");
sb.AppendLine("In order to retrieve help for a command enter:");
sb.AppendLine($"{GlobalConfig.CmdName} {containerAttribute.Name} <command> help");
return(sb.ToString());
}
private object CreateCommand(string name)
{
var commandTypes = GetCommandTypes();
foreach (var commandType in commandTypes)
{
var commandAttribute = CliCommandAttribute.Extract(commandType);
if (commandAttribute != null)
{
if (string.Equals(commandAttribute.Name, name, StringComparison.InvariantCultureIgnoreCase))
{
return(_serviceProvider.GetService(commandType));
}
}
}
return(null);
}
private static void ProcessMethods(Type type, string[] args)
{
if (args.Length < 1 || args[0] == "help")
{
Console.WriteLine(GenerateContainerUsage(type));
}
else
{
foreach (MethodInfo info in type.GetMethods(BindingFlags.Public | BindingFlags.Static))
{
CliCommandAttribute commandAttribute = info.GetCustomAttribute <CliCommandAttribute>();
if (commandAttribute != null)
{
if (commandAttribute.Name == args[0])
{
string[] newArgs = new string[args.Length - 1];
Array.Copy(args, 1, newArgs, 0, newArgs.Length);
ProcessMethodExecution(type, info, newArgs);
}
}
}
}
}