const warnCommand = async (message, args) => {
  const roles = [PermissionsBitField.Flags.Administrator, '1075756565023445022'];
  if (!message.member.permissions.has(PermissionsBitField.Flags.Administrator) &&
    !message.member.roles.cache.has(roles[1])) {
    return message.reply('You do not have permission to use this command.');
  }

  try {
    if (!args[0] || !args[0].match(/^<@!?(\d+)>$/)) {
      return message.reply('Please mention a valid user to warn.');
    }

    const userId = args[0].replace('<@', '').replace('>', '');
    const reason = args.slice(1).join(' ') || 'No reason provided';

    if (!playerWarnings[userId]) {
      playerWarnings[userId] = { count: 0, reasons: [] };
    }

    playerWarnings[userId].count += 1;
    playerWarnings[userId].reasons.push(reason);
    saveData();

    const embed = new EmbedBuilder()
      .setColor('#ff4500')
      .setTitle('User Warned')
      .addFields(
        { name: 'User', value: `<@${userId}>`, inline: true },
        { name: 'Warnings', value: playerWarnings[userId].count.toString(), inline: true },
        { name: 'Reason', value: reason, inline: true }
      )
      .setThumbnail('https://i.imgur.com/wTF3RuJ.png')
      .setFooter({ text: 'Stay in line, soldier!', iconURL: 'https://i.imgur.com/wTF3RuJ.png' })
      .setTimestamp();

    message.reply({ embeds: [embed] });
  } catch (error) {
    console.error('Error warning user:', error);
    message.reply('There was an error warning the user.');
  }
};

const warnsCommand = async (message, args) => {
  const roles = [PermissionsBitField.Flags.Administrator, '1075756565023445022'];
  if (!message.member.permissions.has(PermissionsBitField.Flags.Administrator) &&
    !message.member.roles.cache.has(roles[1])) {
    return message.reply('You do not have permission to use this command.');
  }
  try {
    const userId = args[0] ? args[0].replace('<@', '').replace('>', '') : message.author.id;
    const userWarnings = playerWarnings[userId] ? playerWarnings[userId].count : 0;
    const reasons = playerWarnings[userId] ? playerWarnings[userId].reasons : [];
    const username = message.mentions.users.first() ? message.mentions.users.first().username : message.author.username;

    const embed = new EmbedBuilder()
      .setColor('#ff4500')
      .setTitle(`${username}'s Warnings`)
      .addFields(
        { name: 'Warnings', value: userWarnings.toString(), inline: true },
        { name: 'Reasons', value: reasons.length > 0 ? reasons.join('\n') : 'No warnings', inline: true }
      )
      .setThumbnail('https://i.imgur.com/wTF3RuJ.png')
      .setFooter({ text: 'Stay in line, soldier!', iconURL: 'https://i.imgur.com/wTF3RuJ.png' })
      .setTimestamp();

    message.reply({ embeds: [embed] });
  } catch (error) {
    console.error('Error fetching warnings:', error);
    message.reply('There was an error fetching the warnings.');
  }
};

const profileCommand = async (message, args) => {
  const userId = args[0] ? args[0].replace('<@', '').replace('>', '') : message.author.id;
  const user = await message.guild.members.fetch(userId);
  const username = user.nickname || user.user.username;
  const elo = playersELO[userId] || 0;
  const userKarma = karma[userId] || 0;
  const stats = playerStats[userId] || {};

  const defaultMapStats = { wins: 0, losses: 0 };
  const maps = {
    BW: stats.BW || defaultMapStats,
    PORT: stats.PORT || defaultMapStats,
    ANK: stats.ANK || defaultMapStats,
    COMP: stats.COMP || defaultMapStats,
    SB: stats.SB || defaultMapStats,
    MEX: stats.MEX || defaultMapStats,
    EE: stats.EE || defaultMapStats
  };

  const totalWins = Object.values(maps).reduce((acc, map) => acc + map.wins, 0);
  const totalLosses = Object.values(maps).reduce((acc, map) => acc + map.losses, 0);

  const embed = new EmbedBuilder()
    .setTitle(`${username}'s Profile`)
    .setThumbnail(user.user.displayAvatarURL({ dynamic: true }))
    .addFields(
      { name: 'ELO', value: elo.toString(), inline: true },
      { name: 'Karma', value: userKarma.toString(), inline: true },
      { name: '\u200B', value: '\u200B', inline: true }
    )
    .addFields(
      { name: 'Map Stats:', value: '\u200B' },
      { name: 'Black Widow', value: `${maps.BW.wins} wins ${maps.BW.losses} losses`, inline: true },
      { name: 'Port', value: `${maps.PORT.wins} wins ${maps.PORT.losses} losses`, inline: true },
      { name: 'Ankara', value: `${maps.ANK.wins} wins ${maps.ANK.losses} losses`, inline: true },
      { name: 'Compound', value: `${maps.COMP.wins} wins ${maps.COMP.losses} losses`, inline: true },
      { name: 'Sub Base', value: `${maps.SB.wins} wins ${maps.SB.losses} losses`, inline: true },
      { name: 'Mexico', value: `${maps.MEX.wins} wins ${maps.MEX.losses} losses`, inline: true },
      { name: 'Eagle Eye', value: `${maps.EE.wins} wins ${maps.EE.losses} losses`, inline: true },
      { name: 'Total Wins', value: totalWins.toString(), inline: true },
      { name: 'Total Losses', value: totalLosses.toString(), inline: true }
    )
    .setColor('#ff4500')
    .setFooter({ text: 'FPS Game Stats', iconURL: 'https://i.imgur.com/wTF3RuJ.png' })
    .setTimestamp();

  message.reply({ embeds: [embed] });
};

const leaderboardCommand = async (message) => {
  try {
    const sortedPlayers = Object.entries(playersELO).sort((a, b) => b[1] - a[1]).slice(0, 25);
    const leaderboard = await Promise.all(
      sortedPlayers.map(async ([userId, elo], index) => {
        const user = await message.guild.members.fetch(userId).catch(() => null);
        return `#${index + 1}  |  ${elo}  |  ${user ? `<@${user.id}>` : `Unknown User`}`;
      })
    );

    if (leaderboard.length === 0) {
      leaderboard.push('No players available');
    }

    const embed = new EmbedBuilder()
      .setColor('#00ff26')
      .setTitle('Top 25 Pug Players')
      .addFields({ name: 'Rank | Elo | Player', value: leaderboard.join('\n') })
      .setFooter({ text: 'Use .lb or .leaderboard to see the leaderboard at any time', iconURL: 'https://i.imgur.com/wTF3RuJ.png' })
      .setTimestamp();

    message.reply({ embeds: [embed] });
  } catch (error) {
    console.error('Error fetching leaderboard:', error);
    message.reply('There was an error fetching the leaderboard.');
  }
};

const eloCommand = async (message, args) => {
  try {
    const userId = args[0] ? args[0].replace('<@', '').replace('>', '') : message.author.id;
    const elo = playersELO[userId] || 0;
    message.reply(`<@${userId}> has ${elo} ELO.`);
  } catch (error) {
    console.error('Error fetching ELO:', error);
    message.reply('There was an error fetching the ELO.');
  }
};

const pickCommand = async (message, args) => {
  try {
    if (!args[0] || !args[0].match(/^<@!?(\d+)>$/)) {
      return message.reply('Please mention a valid user to pick.');
    }

    const playerId = args[0].replace('<@', '').replace('>', '');
    const userId = message.author.id;
    const matchId = findUserMatch(userId);

    if (!matchId) {
      return message.reply('You are not part of any active matches.');
    }

    const match = matches[matchId];
    const currentPickIndex = match.team1.length + match.team2.length - 2;

    if (currentPickIndex >= match.pickingOrder.length) {
      return message.reply('All picks have already been made.');
    }

    const pickingTeam = match.pickingOrder[currentPickIndex] === 'team1' ? 'team1' : 'team2';

    if (!match.remaining.includes(playerId)) {
      return message.reply('Invalid player ID for picking.');
    }

    match[pickingTeam].push(playerId);
    match.remaining = match.remaining.filter(id => id !== playerId);

    await updateMatchMessage(matchId);

    message.reply(`Player <@${playerId}> picked for ${pickingTeam === 'team1' ? 'Team 1' : 'Team 2'}.`);
  } catch (error) {
    console.error('Error picking player:', error);
    message.reply('There was an error picking the player.');
  }
};

const needSubCommand = async (message, args) => {
  const roles = ['1255072045574652035', '1075756565023445022', '1258877265870192673'];
  if (!message.member.permissions.has(PermissionsBitField.Flags.Administrator) &&
      !roles.some(role => message.member.roles.cache.has(role))) {
    return message.reply('You do not have permission to use this command.');
  }

  try {
    if (!args[0] || !args[0].match(/^<@!?(\d+)>$/)) {
      return message.reply('Please mention a valid user to sub.');
    }

    const userId = message.author.id;
    const playerId = args[0].replace('<@', '').replace('>', '');
    const matchId = findUserMatch(userId);

    if (!matchId) {
      return message.reply('You are not part of any active matches.');
    }

    const match = matches[matchId];
    const team = match.team1.includes(playerId) ? 'team1' : 'team2';
    const playerIndex = match[team].indexOf(playerId);

    if (playerIndex === -1) {
      return message.reply('Player not found in any team.');
    }

    const subMessage = await message.channel.send(`<@${playerId}> has requested a substitution. React with ❌ within 2 minutes if you are still here.`);
    await subMessage.react('❌');

    const filter = (reaction, user) => reaction.emoji.name === '❌' && user.id === playerId;
    const collector = subMessage.createReactionCollector({ filter, time: 120000 });

    collector.on('collect', () => {
      subMessage.edit(`<@${playerId}> is still active.`);
      collector.stop();
    });

    collector.on('end', async collected => {
      if (collected.size === 0) {
        const newPlayerId = queue.shift();
        if (!newPlayerId) {
          return message.channel.send('No available substitutes in the queue.');
        }

        match[team][playerIndex] = newPlayerId;
        await updateMatchMessage(matchId);

        message.channel.send(`<@${playerId}> has been substituted by <@${newPlayerId}> in ${team === 'team1' ? 'Team 1' : 'Team 2'}.`);
      }
    });
  } catch (error) {
    console.error('Error handling substitution:', error);
    message.reply('There was an error handling the substitution.');
  }
};

const replaceCommand = async (message, args) => {
  const roleIds = ['1075756565023445022', '1258877265870192673']; // Array of role IDs
  const hasAdminPermission = message.member.permissions.has(PermissionsBitField.Flags.Administrator);
  const hasRequiredRole = roleIds.some(roleId => message.member.roles.cache.has(roleId));

  const hasPermission = hasAdminPermission || hasRequiredRole; // Check for permissions

  let matchId = Object.keys(matches).find(id => matches[id].textChannelId === message.channel.id);

  if (!matchId && hasPermission) {
    matchId = args[2];
  }

  if (!matchId || !matches[matchId]) {
    return message.reply('Invalid match ID or no active match found.');
  }

  if (!hasPermission) { // Check if user has the necessary permissions
    return message.reply('You do not have permission to replace players.');
  }

  try {
    if (args.length < 2 || !args[0].match(/^<@!?(\d+)>$/) || !args[1].match(/^<@!?(\d+)>$/)) {
      return message.reply('Please mention the old player and the new player in the correct format.');
    }

    const oldPlayerId = args[0].replace('<@', '').replace('>', '').replace('!', '');
    const newPlayerId = args[1].replace('<@', '').replace('>', '').replace('!', '');
    const match = matches[matchId];
    const team = match.team1.includes(oldPlayerId) ? 'team1' : match.team2.includes(oldPlayerId) ? 'team2' : null;

    if (!team) {
      return message.reply('Old player is not found in any team.');
    }

    const playerIndex = match[team].indexOf(oldPlayerId);

    if (playerIndex === -1) {
      return message.reply('Old player not found in the team.');
    }

    match[team][playerIndex] = newPlayerId;

    await updateMatchMessage(matchId);

    message.reply(`Player <@${oldPlayerId}> has been replaced by <@${newPlayerId}> in ${team === 'team1' ? 'Team 1' : 'Team 2'}.`);
  } catch (error) {
    console.error('Error replacing player:', error);
    message.reply('There was an error replacing the player.');
  }
};

const ptCommand = async (message, args) => {
  const roles = [PermissionsBitField.Flags.Administrator, '1075756565023445022', '1258877265870192673'];
  if (!message.member.permissions.has(PermissionsBitField.Flags.Administrator) &&
    !message.member.roles.cache.has(roles[1]) &&
    !message.member.roles.cache.has(roles[2])) {
    return message.reply('You do not have permission to use this command.');
  }
  try {
    if (args.length < 1) {
      return message.reply('Please specify the team number (1, 2, or 0) and an optional message.');
    }

    const userId = message.author.id;
    const teamNumber = parseInt(args[0]);

    if (isNaN(teamNumber) || (teamNumber < 0 || teamNumber > 2)) {
      return message.reply('Invalid team number. Use 1 for Team 1, 2 for Team 2, or 0 for both teams.');
    }

    const additionalMessage = args.slice(1).join(' ');

    let matchId = Object.keys(matches).find(id => matches[id].textChannelId === message.channel.id);

    if (!matchId) {
      return message.reply('You are not part of any active matches.');
    }

    const match = matches[matchId];
    let teamMentions = '';

    if (teamNumber === 0) {
      const allTeams = [...match.team1, ...match.team2];
      teamMentions = allTeams.map(id => `<@${id}>`).join(' ');
    } else if (teamNumber === 1) {
      teamMentions = match.team1.map(id => `<@${id}>`).join(' ');
    } else if (teamNumber === 2) {
      teamMentions = match.team2.map(id => `<@${id}>`).join(' ');
    }

    const finalMessage = `${teamMentions} ${additionalMessage}`;

    try {
      const matchCategory = await message.client.channels.fetch(process.env.MATCH_CATEGORY_ID);
      const matchText = matchCategory.children.cache.find(c => c.name === `match-${matchId}`);
      if (!matchText) {
        return message.reply('Match text channel not found.');
      }
      await matchText.send(finalMessage);
      message.reply('Message sent.');
    } catch (error) {
      console.error('Error sending message:', error);
      message.reply('There was an error sending the message. Please try again later.');
    }
  } catch (error) {
    console.error('Error in PT command:', error);
    message.reply('There was an error executing the PT command.');
  }
};

const cancelMatchCommand = async (message, args) => {
  const roleIds = ['1075756565023445022', '1258877265870192673']; // Array of role IDs
  const hasAdminPermission = message.member.permissions.has(PermissionsBitField.Flags.Administrator);
  const hasRequiredRole = roleIds.some(roleId => message.member.roles.cache.has(roleId));

  const hasPermission = hasAdminPermission || hasRequiredRole; // Check for permissions

  let matchId = Object.keys(matches).find(id => matches[id].textChannelId === message.channel.id);

  if (!matchId && hasPermission) {
    matchId = args[0];
  }

  if (!matchId || !matches[matchId]) {
    try {
      await message.reply('Invalid match ID or no active match found.');
    } catch (error) {
      console.error('Error sending reply:', error);
    }
    return;
  }

  if (!hasPermission) { // Check if user has the necessary permissions
    try {
      await message.reply('You do not have permission to cancel matches.');
    } catch (error) {
      console.error('Error sending reply:', error);
    }
    return;
  }

  try {
    const match = matches[matchId];
    delete matches[matchId];
    saveMatchData();

    const guild = message.guild;
    const matchCategory = await guild.channels.fetch(process.env.MATCH_CATEGORY_ID);

    // Fetch channels from cache or fetch from API if not cached
    const team1Voice = guild.channels.cache.get(match.team1VoiceChannelId) || await guild.channels.fetch(match.team1VoiceChannelId);
    const team2Voice = guild.channels.cache.get(match.team2VoiceChannelId) || await guild.channels.fetch(match.team2VoiceChannelId);
    const matchText = guild.channels.cache.get(match.textChannelId) || await guild.channels.fetch(match.textChannelId);

    if (team1Voice) await team1Voice.delete();
    if (team2Voice) await team2Voice.delete();
    if (matchText) await matchText.delete();

    await message.reply(`Match ${matchId} has been canceled.`);
  } catch (error) {
    console.error('Error canceling match:', error);
    try {
      await message.reply('There was an error canceling the match.');
    } catch (replyError) {
      console.error('Error sending error reply:', replyError);
    }
  }
};


const suspendUserCommand = async (message, args) => {
  try {
    const userId = args[0].replace('<@', '').replace('>', '');
    const duration = parseInt(args[1]);
    const reason = args.slice(2).join(' ');

    if (!karma[userId]) karma[userId] = {};
    karma[userId].suspendedUntil = Date.now() + duration * 60000;
    karma[userId].reason = reason;
    saveData();

    message.reply(`<@${userId}> has been suspended for ${duration} minutes. Reason: ${reason}`);
  } catch (error) {
    console.error('Error suspending user:', error);
    message.reply('There was an error suspending the user.');
  }
};

const unSuspendUserCommand = async (message, args) => {
  const roles = [PermissionsBitField.Flags.Administrator, '1075756565023445022'];
  if (!message.member.permissions.has(PermissionsBitField.Flags.Administrator) &&
    !message.member.roles.cache.has(roles[1])) {
    return message.reply('You do not have permission to use this command.');
  }
  try {
    const userId = args[0].replace('<@', '').replace('>', '');

    if (karma[userId] && karma[userId].suspendedUntil) {
      delete karma[userId].suspendedUntil;
      delete karma[userId].reason;
      saveData();
      message.reply(`<@${userId}>'s suspension has been lifted.`);
    } else {
      message.reply(`<@${userId}> is not currently suspended.`);
    }
  } catch (error) {
    console.error('Error unsuspending user:', error);
    message.reply('There was an error lifting the suspension.');
  }
};

const saveData = () => {
  const data = { playersELO, playerWarnings, karma, playerStats };
  fs.writeFileSync(dataFilePath, JSON.stringify(data, null, 2), 'utf-8');
};

const logMatch = (matchId, winningTeam, losingTeam, result, reporter) => {
  const logChannel = client.channels.cache.get(process.env.MATCH_LOG_CHANNEL_ID);

  if (!logChannel) {
    console.error('Match log channel not found');
    return;
  }

  const embed = new EmbedBuilder()
    .setTitle(`Match #${matchId} Log`)
    .setColor('#ff4500') // Orange-red color suitable for a competitive FPS theme
    .addFields(
      { name: 'Winners | Team 1', value: winningTeam.map(id => `<@${id}>`).join(' '), inline: true },
      { name: 'Losers | Team 2', value: losingTeam.map(id => `<@${id}>`).join(' '), inline: true },
      { name: 'Reported by', value: `${reporter.username}#${reporter.discriminator} (${reporter.id})` }
    )
    .setFooter({ text: 'Powered by Maverick', iconURL: 'https://i.imgur.com/wTF3RuJ.png' })
    .setTimestamp();

  logChannel.send({ embeds: [embed] });
};

const updateElo = (winningTeam, losingTeam) => {
  winningTeam.forEach(player => {
    if (!playersELO[player]) playersELO[player] = 50;
    playersELO[player] += 6;
  });

  losingTeam.forEach(player => {
    if (!playersELO[player]) playersELO[player] = 50;
    playersELO[player] -= 5;
  });

  saveData();
};

const registerCommands = () => {
  const commands = [
    {
      name: 'setupreaction',
      description: 'Recreates the reaction message to join the queue',
      type: 1,
    },
    {
      name: 'eloreset',
      description: 'Resets all ELO, must be superuser',
      type: 1,
    },
    {
      name: 'warningreset',
      description: 'Resets all warnings, must be admin',
      type: 1,
    },
    {
      name: 'leaderboard',
      description: 'Leaderboard in the stats channel',
      type: 1,
    }
  ];

  const guild = client.guilds.cache.first();
  guild.commands.set(commands).then(() => console.log('Commands registered'));
};

client.login(process.env.DISCORD_TOKEN);