import { 
  CommandInteraction, 
  SlashCommandBuilder, 
  PermissionFlagsBits,
  EmbedBuilder,
  ChatInputCommandInteraction
} from 'discord.js';
import { guildSettings } from '../utils/guild-settings';
import { getTheme } from '../utils/themes';

// Create the command builder
export const data = new SlashCommandBuilder()
  .setName('settings')
  .setDescription('Configure bot settings')
  .addSubcommand(subcommand => 
    subcommand
      .setName('response')
      .setDescription('Set how often the bot responds to messages')
      .addIntegerOption(option => 
        option
          .setName('chance')
          .setDescription('Chance of responding (0-100%)')
          .setRequired(true)
          .setMinValue(0)
          .setMaxValue(100)
      )
  )
  .addSubcommand(subcommand => 
    subcommand
      .setName('pronoun')
      .setDescription('Set which pronoun the bot uses')
      .addStringOption(option => 
        option
          .setName('pronoun')
          .setDescription('The pronoun to use (their/his/her/etc)')
          .setRequired(true)
      )
  )
  .addSubcommand(subcommand =>
    subcommand
      .setName('view')
      .setDescription('View current settings')
  )
  .setDefaultMemberPermissions(PermissionFlagsBits.ManageGuild);

// Command execution
export async function execute(interaction: CommandInteraction): Promise<void> {
  if (!interaction.guildId) {
    await interaction.reply({ content: 'This command can only be used in a server.', ephemeral: true });
    return;
  }

  const subcommand = (interaction as ChatInputCommandInteraction).options.getSubcommand();

  if (subcommand === 'response') {
    const chance = interaction.options.get('chance')?.value as number;
    guildSettings.setResponseChance(interaction.guildId, chance);
    
    await interaction.reply({
      content: `Response chance set to ${chance}%`,
      ephemeral: false
    });
  } else if (subcommand === 'pronoun') {
    const pronoun = interaction.options.get('pronoun')?.value as string;
    guildSettings.setPronoun(interaction.guildId, pronoun);
    
    await interaction.reply({
      content: `Pronoun set to "${pronoun}"`,
      ephemeral: false
    });
  } else if (subcommand === 'view') {
    const settings = guildSettings.getSettings(interaction.guildId);
    const theme = getTheme(settings.themeId);
    
    const embed = new EmbedBuilder()
      .setTitle(`${theme.emojiIcon} Bot Settings`)
      .setColor('#3498db')
      .addFields(
        { name: 'Theme', value: theme.name, inline: true },
        { name: 'Response Chance', value: `${settings.responseChance}%`, inline: true },
        { name: 'Pronoun', value: settings.pronoun, inline: true }
      )
      .setFooter({ text: 'Use /theme and /settings commands to change these settings' });
    
    await interaction.reply({
      embeds: [embed],
      ephemeral: false
    });
  }
}