using Discord;
using Discord.Commands;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace Kehyeedra3.Commands
{
    [Group]
    public class HelpModule : ModuleBase ///////////////////////////////////////////////
    {
        private CommandService _service;

        public HelpModule(CommandService service) //Create a constructor for the commandservice dependency
        {
            _service = service;
        }

        [Command("help"), Summary("Shows this thing")]
        public async Task HelpCommand([Remainder] string command = null)
        {
            if(command == null)
            {
                EmbedBuilder embed = new EmbedBuilder();
                foreach (var module in Bot._cmds.Modules)
                {
                    StringBuilder coommands = new StringBuilder("");
                    foreach(var cmd in module.Commands)
                    {
                        var result = await cmd.CheckPreconditionsAsync(Context, Bot._dmap).ConfigureAwait(false);
                        if (result.IsSuccess)
                        {
                            coommands.Append(cmd.Name);

                            if (cmd != module.Commands.LastOrDefault()) coommands.Append(", ");
                        }
                    }
                    embed.AddField(module.Name, coommands.ToString());
                }
                await ReplyAsync("Here's a list of commands, search for a command to find what it be and what it do", false, embed.Build());
            }
            else
            {
                var res = Bot._cmds.Search(command);
                if (res.IsSuccess)
                {
                    EmbedBuilder embed = new EmbedBuilder();

                    var coomand = res.Commands.FirstOrDefault();

                    embed.AddField(coomand.Command.Name ?? "N/A", string.IsNullOrEmpty(coomand.Command.Summary) ? "No Summary Found" : coomand.Command.Summary);

                    await ReplyAsync($"Here's a command like **{command}**", false, embed.Build());
                }
                else
                {
                    await ReplyAsync("Check your input retard");
                }
            }
        }
        [Command("serverinv"), Summary("Invite to bot server (mainly used for assets)")]
        public async Task BotServerInvite()
        {
            await Context.Channel.SendMessageAsync("discord.gg/DAW53N9");
        }
        [Command("botinv"), Summary("Post the bot invite link")]
        public async Task BotInvite()
        {
            await Context.Channel.SendMessageAsync("Main bot: https://discordapp.com/api/oauth2/authorize?client_id=303457448168128519&scope=bot&permissions=0 \n" +
                                                   "Test bot: https://discordapp.com/api/oauth2/authorize?client_id=319942676319436810&scope=bot&permissions=0");
        }
    }
}