Formatador de ajuda do bot Warface Radiation.

WarfaceRadiationHelpFormatter.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using DSharpPlus;
using DSharpPlus.CommandsNext;
using DSharpPlus.CommandsNext.Converters;
using DSharpPlus.CommandsNext.Entities;
using DSharpPlus.Entities;
using WarfaceRadiation.Attributes;
using WarfaceRadiation.Properties;

namespace WarfaceRadiation.Core
{
    public class WarfaceRadiationHelpFormatter : BaseHelpFormatter
    {
        private Command Command;
        private DiscordEmbedBuilder Embed;
        private StringBuilder Description;

        public WarfaceRadiationHelpFormatter(CommandContext ctx) : base(ctx)
        {
            this.Description = new StringBuilder();

            this.Embed = new DiscordEmbedBuilder()
                .WithTimestamp(DateTime.Now)
                .WithColor(DiscordColor.Gold)
                .WithThumbnailUrl("https://i.imgur.com/pGZrf9D.png")
                .WithAuthor(Localization.commands_help_tip, iconUrl: ctx.Client.CurrentUser.AvatarUrl)
                .WithFooter(string.Format(Localization.commands_core_requested_by, ctx.User.Username, ctx.User.Discriminator), ctx.User.GetAvatarUrl(ImageFormat.Jpeg));
        }

        public override BaseHelpFormatter WithCommand(Command command)
        {
            this.Command = command;

            this.Description.AppendLine(Localization.commands_help_description)
                .AppendLine(command.Description ?? Localization.commands_core_unavaiable)
                .AppendLine();

            if(this.Command.Aliases?.Any() == true)
            {
                this.Description.AppendLine(Localization.commands_help_aliases)
                    .AppendLine(string.Join(", ", this.Command.Aliases.Select(Formatter.InlineCode)))
                    .AppendLine();
            }

            if(this.Command.ExecutionChecks.Any(xa => xa is UnderConstructionAttribute))
            {
                this.Description.AppendLine(Localization.commands_help_under_construction)
                    .AppendLine("Esse comando __**talvez**__ não esteja pronto ainda!")
                    .AppendLine();
            }

            if(this.Command.ExecutionChecks.Any(xa => xa is DisabledAttribute))
            {
                var attr = (DisabledAttribute)this.Command.ExecutionChecks.FirstOrDefault(xa => xa is DisabledAttribute);
                var term = attr
                    .Temporary ? "__temporariamente__" : "";

                this.Description.AppendLine(":no_entry_sign: **Desativado**")
                    .AppendLine($"Esse comando foi desativado {term} pelo desenvolvedor.")
                    .AppendLine();
            }

            if(this.Command.CustomAttributes.Any(xa => xa is ExamplesAttribute))
            {
                var attr = (ExamplesAttribute) this.Command.CustomAttributes.First(xa => xa is ExamplesAttribute);

                this.Description.AppendLine(Localization.commands_help_examples);

                foreach (var exm in attr.Examples)
                {
                    this.Description.AppendLine(exm.Replace("%PREFIX%", this.Context.Prefix)
                        .Replace("%QNAME%", this.Command.QualifiedName ?? this.Command.Name)
                        .Replace("%CNAME%", this.Command.Name)
                    );
                }

                this.Description.AppendLine();
            }

            if(this.Command.Overloads?.Any() == true)
            {
                this.Description.AppendLine(Localization.commands_help_overloads);

                foreach (var overload in this.Command.Overloads)
                {
                    var str = $"{this.Context.Prefix}{this.Command.QualifiedName ?? this.Command.Name} ";

                    foreach(var argv in overload.Arguments)
                    {
                        str += argv.IsOptional ? "[" : "<";
                        str += (argv.IsCatchAll ? "..." : "") + argv.Name;
                        str += argv.IsOptional ? "]" : ">";
                        str += "\n";
                    }

                    this.Description.AppendLine(Formatter.InlineCode(str));
                }

                this.Description.AppendLine();
            }

            return this;
        }

        public override BaseHelpFormatter WithSubcommands(IEnumerable<Command> subcommands)
        {
            var str = string.Join(", ", subcommands.Select(x => Formatter.InlineCode(x.Name)));

            if (this.Command == null)
                this.Description.AppendLine(Localization.commands_help_cmds);
            else
                this.Description.AppendLine(Localization.commands_help_subcmds);

            this.Description.AppendLine(str);

            return this;
        }

        public override CommandHelpMessage Build()
        {
            if (this.Command != null)
                this.Embed.ThumbnailUrl = "https://i.imgur.com/Ncqe0tH.png";

            return new CommandHelpMessage(this.Context.User.Mention, this.Embed
                .WithDescription(this.Description.ToString()));
        }
    }
}