import { EmbedBuilder, SlashCommandBuilder, PermissionFlagsBits, ChatInputCommandInteraction } from 'discord.js';
import { SlashCommand } from '../../utils/types';
import { context } from '../../config/context';

const TYPE_LABELS: Record<string, string> = {
  warn: 'Warnungen',
  mute: 'Mutes',
  timeout: 'Timeouts',
  kick: 'Kicks',
  ban: 'Bans',
  tempban: 'Tempbans',
  note: 'Notizen',
  watchlist_add: 'Watchlist (hinzugefügt)',
  watchlist_remove: 'Watchlist (entfernt)'
};

const command: SlashCommand = {
  guildOnly: true,
  data: new SlashCommandBuilder()
    .setName('case')
    .setDescription('Zeigt oder ergänzt die Mod-Akte eines Nutzers.')
    .addSubcommand((sub) =>
      sub
        .setName('view')
        .setDescription('Zeigt die Mod-Akte eines Nutzers.')
        .addUserOption((opt) => opt.setName('user').setDescription('Nutzer').setRequired(true))
    )
    .addSubcommand((sub) =>
      sub
        .setName('note')
        .setDescription('Fügt eine interne Notiz zur Akte hinzu.')
        .addUserOption((opt) => opt.setName('user').setDescription('Nutzer').setRequired(true))
        .addStringOption((opt) => opt.setName('body').setDescription('Notiz').setRequired(true))
    )
    .setDefaultMemberPermissions(PermissionFlagsBits.ModerateMembers),
  async execute(interaction: ChatInputCommandInteraction) {
    if (!interaction.guild) return;
    const sub = interaction.options.getSubcommand();
    const user = interaction.options.getUser('user', true);

    if (sub === 'note') {
      const body = interaction.options.getString('body', true);
      await context.modCases.addNote(interaction.guild.id, user.id, interaction.user.id, interaction.user.tag, body);
      await interaction.reply({ content: `Notiz zur Akte von ${user.tag} hinzugefügt.`, ephemeral: true });
      return;
    }

    const data = await context.modCases.getCase(interaction.guild.id, user.id);
    const watched = context.watchlist.isWatched(interaction.guild.id, user.id);

    const embed = new EmbedBuilder()
      .setTitle(`Mod-Akte: ${user.tag}`)
      .setColor(watched ? 0xeab308 : 0x7289da)
      .addFields(
        ...Object.entries(TYPE_LABELS).map(([type, label]) => ({ name: label, value: String(data.counts[type] || 0), inline: true })),
        { name: 'Tickets erstellt', value: String(data.ticketCount), inline: true },
        { name: 'Automod-Verstöße', value: String(data.automodStrikes), inline: true },
        { name: 'Beobachtungsliste', value: watched ? 'Ja' : 'Nein', inline: true }
      );

    const recent = data.cases.slice(0, 10);
    if (recent.length) {
      embed.addFields({
        name: 'Letzte Einträge',
        value: recent
          .map((c) => `**${TYPE_LABELS[c.type] || c.type}** — ${c.reason || 'Kein Grund'} (${c.moderatorTag}, ${c.createdAt.toLocaleDateString('de-DE')})`)
          .join('\n')
          .slice(0, 1024)
      });
    }

    await interaction.reply({ embeds: [embed], ephemeral: true });
  }
};

export default command;