const { SlashCommandBuilder, PermissionsBitField } = require('discord.js');
const fetch = require('node-fetch');

module.exports = {
  name: 'add-twitchuser',
  description: 'Admin: add a Twitch username to watch for this server',
  enabled: true,
  builder: new SlashCommandBuilder()
    .setName('add-twitchuser')
    .setDescription('Add a Twitch username to watch for live notifications')
    .addStringOption(opt => opt.setName('username').setDescription('Twitch username').setRequired(true)),
  async execute(interaction) {
    if (!interaction.member.permissions.has(PermissionsBitField.Flags.Administrator)) {
      await interaction.reply({ content: 'You must be an administrator to use this command.', flags: 64 });
      return;
    }
    const username = interaction.options.getString('username').toLowerCase().trim();
    try {
      const backendBase = process.env.BACKEND_BASE || `http://${process.env.HOST || '127.0.0.1'}:${process.env.PORT || 3002}`;
      const resp = await fetch(`${backendBase}/api/servers/${interaction.guildId}/twitch-users`, {
        method: 'POST', headers: { 'Content-Type': 'application/json' }, body: JSON.stringify({ username })
      });
      if (resp.ok) {
        await interaction.reply({ content: `Added ${username} to watch list.`, flags: 64 });
      } else {
        await interaction.reply({ content: 'Failed to add user via backend.', flags: 64 });
      }
    } catch (e) {
      console.error('Error adding twitch user:', e);
      await interaction.reply({ content: 'Internal error adding twitch user.', flags: 64 });
    }
  }
};