using System.Threading.Tasks;
using DeukBot4.MessageHandlers.CommandHandler.RequestStructure;
using DeukBot4.MessageHandlers.Permissions;

namespace DeukBot4.MessageHandlers.CommandHandler
{
    public class GeneralCommands : CommandContainerBase
    {
        public override string Name => "General";

        [Command("ping", PermissionLevel.Everyone)]
        [CommandHelp("Simple Ping Pong Response", "Generates a simple Pong response when triggered")]
        public async Task Ping(CommandRequest request)
        {
            await request.OriginalMessage.Channel.SendMessageAsync("Pong");
        }

        [Command("help", PermissionLevel.Everyone)]
        [CommandParameters(new []{ParameterMatcher.ParameterType.Word})]
        [CommandHelp("Displays a list of commands for the bot",
@"Allows you to see all commands you can use for your permission level, along with a description.
usage:
``help`` for a list of all commands useable for you.
``help`` [command name] for more detailed info on a specific command. Note that you need to be able to use the command to get this info."
            )]
        public async Task Help(CommandRequest request)
        {
            if (request.Parameters.Length == 0)
            {
                await request.OriginalMessage.Channel.SendMessageAsync(
                    HelpCommandGenerator.GenerateFullHelp(request.RequestPermissions));
            }
            else
            {
                await request.OriginalMessage.Channel.SendMessageAsync(
                    HelpCommandGenerator.GenerateSpecificHelp(request.Parameters[0].AsString(), request.RequestPermissions));
            }
        }
    }
}