import { EmbedBuilder, SlashCommandBuilder } from "discord.js";

export default {
  name: "help",
  description: "Alle Befehle des Bots und Informationen zur Nutzung!",
  aliases: ["commands", "cmds"],
  guild: ["all"],
  nsfw: false,
  user_permissions: [],
  bot_permissions: [],
  args_required: 0,
  args_usage: "[befehlsname]",
  cooldown: 0,

  data: new SlashCommandBuilder()
    .setName("help")
    .setDescription("Zeigt alle Befehle des Bots an")
    .addStringOption((opt) =>
      opt.setName("befehl").setDescription("Name eines bestimmten Befehls").setRequired(false)
    ),

  async execute(client, ctx, args) {
    const helpEmbed = new EmbedBuilder();
    const requestedName = ctx.isSlash
      ? ctx.interaction.options.getString("befehl")
      : args?.[0];

    if (!requestedName) {
      const commandList = `\`${Array.from(client.commands.keys()).join("` `")}\``;
      const { me } = ctx.guild.members;
      const displayName = me.displayName || client.bot.user.username;

      helpEmbed
        .setAuthor({ name: client.config.authorName, url: client.config.authorGithub })
        .setColor(me.displayHexColor)
        .setTitle(`${displayName} Hilfe`)
        .setDescription(commandList)
        .setFooter({
          text: `Nutze \`${client.config.prefix}${this.name} ${this.args_usage}\` für mehr Details!`,
        });
    } else {
      const requestedCommand = requestedName.replace(client.config.prefix, "");
      const command =
        client.commands.get(requestedCommand) ||
        client.commands.get(client.aliases.get(requestedCommand));

      if (
        !command ||
        (!command.guild.includes("all") && !command.guild.includes(ctx.guild.id))
      )
        return ctx.reply(`Ich konnte \`${requestedCommand}\` nicht in der Befehlsliste finden!`);

      helpEmbed
        .setTitle(`Befehl: ${command.name}`)
        .setDescription(command.description)
        .addFields([
          { name: "Nutzung",      value: `\`${client.config.prefix}${command.name} ${command.args_usage}\`` },
          { name: "NSFW",         value: `${command.nsfw}`,           inline: true },
          { name: "Abklingzeit",  value: `${command.cooldown} Sek.`,  inline: true },
        ]);

      if (command.aliases?.length > 0)
        helpEmbed.addFields([{ name: "Aliasse", value: `\`${command.aliases.join("` `")}\`` }]);

      if (command.user_permissions?.length > 0)
        helpEmbed.addFields([{ name: "Berechtigungen", value: `\`${command.user_permissions.join("` `")}\`` }]);

      helpEmbed.setFooter({ text: `Nutze \`${client.config.prefix}${this.name}\` um alle Befehle zu sehen!` });
    }

    return ctx.reply({ embeds: [helpEmbed] });
  },
};