public static async Task ShowHelp(ICommandContext context, string command, string nestedCommand)
{
// Load the .json files containing command information.
// If there is a subdirectory in the help directory with the same name as the command, load files in that subdirectory instead.
string help_directory = HelpUtils.HELP_DIRECTORY;
if (!string.IsNullOrEmpty(nestedCommand) && System.IO.Directory.Exists(System.IO.Path.Combine(help_directory, command)))
{
help_directory = System.IO.Path.Combine(help_directory, command);
}
if (System.IO.Directory.Exists(help_directory))
{
CommandHelpInfoCollection commands = HelpUtils.GetCommandInfoFromDirectory(help_directory);
if (!string.IsNullOrEmpty(command))
{
// If the user provided a specific command name, show information about that command.
CommandHelpInfo info = commands.FindCommandByName(string.IsNullOrEmpty(nestedCommand) ? command : nestedCommand);
if (info is null)
{
await context.Channel.SendMessageAsync("The given command does not exist, or is not yet documented.");
}
else
{
// Prefix the command with is parent if applicable.
if (!string.IsNullOrEmpty(nestedCommand))
{
info.Name = command.Trim() + " " + info.Name;
}
EmbedBuilder builder = new EmbedBuilder();
builder.WithTitle(string.Format("Help: {0}", info.Name));
builder.AddField("Description", info.Description.Replace("\\prefix", OurFoodChainBot.Instance.Config.Prefix));
if (info.Aliases.Count() > 0)
{
builder.AddField("Aliases", string.Join(", ", info.Aliases.OrderBy(x => x)));
}
if (info.Examples.Count() > 0)
{
for (int i = 0; i < info.Examples.Count(); ++i)
{
info.Examples[i] = "`" + OurFoodChainBot.Instance.Config.Prefix + (string.IsNullOrEmpty(nestedCommand) ? "" : command.Trim() + " ") + info.Examples[i] + "`";
}
builder.AddField("Example(s)", string.Join(Environment.NewLine, info.Examples));
}
await context.Channel.SendMessageAsync("", false, builder.Build());
}
}
else
{
await _showHelpCategory(context, commands, "");
}
}
else
{
await BotUtils.ReplyAsync_Error(context, string.Format("Help information cannot be displayed, because the help directory \"{0}\" does not exist.", help_directory));
}
}
