import { EmbedBuilder, PermissionsBitField, SlashCommandBuilder } from "discord.js";
import fs from "fs/promises";

export default {
  name: "list",
  description: "Listet alle Plugin-Update-Listener für diesen Server auf",
  aliases: [],
  guild: ["all"],
  nsfw: false,
  user_permissions: [PermissionsBitField.Flags.Administrator],
  bot_permissions: [],
  args_required: 0,
  args_usage: "",
  cooldown: 5,

  data: new SlashCommandBuilder()
    .setName("list")
    .setDescription("Listet alle beobachteten Plugins dieses Servers auf"),

  async execute(client, ctx) {
    const guildID  = ctx.guild.id;
    const filePath = `./serverdata/${guildID}.json`;

    let data;
    try {
      const raw = await fs.readFile(filePath, "utf8");
      data = JSON.parse(raw);
    } catch {
      return ctx.reply(
        `Dieser Server hat keine beobachteten Ressourcen. Nutze \`${client.config.prefix}add\` um eine hinzuzufügen.`
      );
    }

    if (!data.watchedResources || data.watchedResources.length === 0) {
      return ctx.reply(
        `Dieser Server hat keine beobachteten Ressourcen. Nutze \`${client.config.prefix}add\` um eine hinzuzufügen.`
      );
    }

    const list = data.watchedResources
      .map((r) => {
        const name    = r.resourceName ? `**${r.resourceName}**` : `ID: \`${r.resourceID}\``;
        const version = r.lastCheckedVersion ? ` • v${r.lastCheckedVersion}` : "";
        return `${name}${version}\n└ Kanal: <#${r.channelID}> • ID: \`${r.resourceID}\``;
      })
      .join("\n\n");

    const intervalInfo = data.updateInterval
      ? `⏱️ Update-Intervall: ${data.updateInterval} Minute(n)`
      : "⏱️ Update-Intervall: 5 Minuten (Standard)";

    const listEmbed = new EmbedBuilder()
      .setColor(ctx.guild.members.me.displayHexColor)
      .setTitle(`📋 Beobachtete Plugins (${data.watchedResources.length})`)
      .setDescription(list)
      .setFooter({ text: intervalInfo });

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