Sessions.js

const CONFIG = {
  SUGGESTION_CHANNEL_ID: 'YOUR_SUGGESTION_CHANNEL_ID', // channel id here
  ACCENT_COLOR: 0x5865f2,
  ADD_REACTIONS: true,
};

const {
  SlashCommandBuilder,
  ContainerBuilder,
  TextDisplayBuilder,
  SeparatorBuilder,
  SeparatorSpacingSize,
  MessageFlags,
} = require('discord.js');

function container(title, body, color = CONFIG.ACCENT_COLOR) {
  return new ContainerBuilder()
    .setAccentColor(color)
    .addTextDisplayComponents(new TextDisplayBuilder().setContent(`## ${title}`))
    .addSeparatorComponents(
      new SeparatorBuilder().setDivider(true).setSpacing(SeparatorSpacingSize.Small),
    )
    .addTextDisplayComponents(new TextDisplayBuilder().setContent(body));
}

function v2(comp, ephemeral = false) {
  return {
    components: [comp],
    flags: ephemeral
      ? MessageFlags.IsComponentsV2 | MessageFlags.Ephemeral
      : MessageFlags.IsComponentsV2,
  };
}

module.exports = {
  data: new SlashCommandBuilder()
    .setName('suggest')
    .setDescription('Submit a suggestion')
    .addStringOption((opt) =>
      opt.setName('suggestion').setDescription('Your suggestion').setRequired(true).setMaxLength(1500),
    ),

  async execute(interaction) {
    if (!CONFIG.SUGGESTION_CHANNEL_ID || CONFIG.SUGGESTION_CHANNEL_ID === 'YOUR_SUGGESTION_CHANNEL_ID') {
      await interaction.reply(
        v2(container('Suggest Failed', 'Set `SUGGESTION_CHANNEL_ID` at the top of `suggest.js`.'), true),
      );
      return;
    }

    const suggestion = interaction.options.getString('suggestion', true);
    const channel = await interaction.guild.channels.fetch(CONFIG.SUGGESTION_CHANNEL_ID).catch(() => null);
    if (!channel?.isTextBased()) {
      await interaction.reply(v2(container('Suggest Failed', 'The suggestion channel ID is invalid.'), true));
      return;
    }

    const body = `${suggestion}\n\n-# Suggested by ${interaction.user} (\`${interaction.user.id}\`)`;
    const message = await channel.send(v2(container('Suggestion', body)));

    if (CONFIG.ADD_REACTIONS) {
      await message.react('👍').catch(() => {});
      await message.react('👎').catch(() => {});
    }

    await interaction.reply(v2(container('Suggestion Sent', `Posted in ${channel}.`), true));
  },
};