module.exports = {
  config: {
    name: "botnick",
    aliases: ["bn", "setbotnick", "botname"],
    version: "1.1",
    author: "Grok",
    countDown: 8,
    role: 2, // Only Bot Admin
    description: {
      en: "Change bot nickname in all groups at once"
    },
    category: "admin",
    guide: {
      en: "{pn} <new nickname>\nExample: {pn} ❤️ GoatBot"
    }
  },

  onStart: async function ({ api, event, args, message, threadsData }) {
    const newNick = args.join(" ").trim();

    if (!newNick) {
      return message.reply("⚠️ Nickname den!\nExample: botnick ❤️ GoatBot");
    }

    // Sob group ber kora
    const allThreads = await threadsData.getAll();
    const groupThreads = allThreads.filter(t => 
      t.isGroup && 
      t.members?.some(m => m.userID == api.getCurrentUserID() && m.inGroup)
    );

    if (groupThreads.length === 0) {
      return message.reply("❌ Kon o group pawa jayni.");
    }

    await message.reply(`⏳ Nickname "${newNick}" set hocche ${groupThreads.length} ta group e...\nPlease wait...`);

    let success = 0;
    let failed = 0;

    for (const thread of groupThreads) {
      try {
        await api.changeNickname(newNick, thread.threadID, api.getCurrentUserID());
        success++;
        // Rate limit er jonno delay
        await new Promise(resolve => setTimeout(resolve, 400));
      } catch (err) {
        failed++;
        console.log(`Failed → ${thread.threadID}: ${err.message}`);
      }
    }

    return message.reply(
      `✅ Nickname change complete!\n` +
      `📌 New Name: ${newNick}\n` +
      `✅ Success: ${success} groups\n` +
      `❌ Failed: ${failed} groups`
    );
  }
};