rematch.js

const { SlashCommandBuilder } = require("discord.js");
const {
  clearDeleteTimer,
  createPtnFile,
  drawBoard,
  getGameData,
  getTheme,
  getTurnMessage,
  isPlayer,
  saveGameData,
  sendMessage,
  sendPngToDiscord,
  setInactiveTimer,
} = require("../util");

module.exports = {
  data: new SlashCommandBuilder()
    .setName("rematch")
    .setDescription("Swap seats and play again using the same game settings."),
  async execute(interaction) {
    const gameData = getGameData(interaction);
    if (!gameData) {
      return sendMessage(
        interaction,
        "I couldn't find a previous game in this channel.",
        true
      );
    } else if (gameData.tps) {
      return sendMessage(
        interaction,
        "There's still a game in progress!",
        true
      );
    } else if (!isPlayer(interaction.member.id, gameData)) {
      return sendMessage(
        interaction,
        "Only the previous players can rematch.",
        true
      );
    }

    // Swap players
    [
      gameData.player1,
      gameData.player1Id,
      gameData.player2,
      gameData.player2Id,
    ] = [
      gameData.player2,
      gameData.player2Id,
      gameData.player1,
      gameData.player1Id,
    ];

    // Generate new game ID
    const gameId = createPtnFile(gameData);
    gameData.gameId = gameId;

    interaction.channel.setName(`${gameData.player1}-🆚-${gameData.player2}`);
    let canvas;
    try {
      canvas = drawBoard(
        { ...gameData, tps: gameData.initialTPS || gameData.size },
        getTheme(interaction)
      );
    } catch (err) {
      console.error(err);
      return sendMessage(
        interaction,
        "Something went wrong when I tried to draw the board.",
        true
      );
    }

    saveGameData(interaction, { tps: canvas.id, gameData });
    const message = getTurnMessage(gameData, canvas);
    sendPngToDiscord(interaction, canvas, message);

    clearDeleteTimer(interaction);
    setInactiveTimer(interaction, gameData, canvas);
  },
};