Chat Logger JS Fundamentals Mid Exam

function chatLogger(commands) {
    let chat = [];

    for (let i = 0; i < commands.length; i++) {
      let currentCommand = commands[i].split(' ');

      switch (currentCommand[0]) {
        case 'Chat':
          chat.push(currentCommand[1]);
          break;
        case 'Delete':
          let messageIndex = chat.indexOf(currentCommand[1]);
          if (messageIndex !== -1) {
            chat.splice(messageIndex, 1);
          }
          break;
        case 'Edit':
          let messageIndexToEdit = chat.indexOf(currentCommand[1]);
          if (messageIndexToEdit !== -1) {
            chat[messageIndexToEdit] = currentCommand[2];
          }
          break;
        case 'Pin':
          let messageIndexToPin = chat.indexOf(currentCommand[1]);
          if (messageIndexToPin !== -1) {
            let pinnedMessage = chat.splice(messageIndexToPin, 1);
            chat.push(pinnedMessage[0]);
          }
          break;
        case 'Spam':
          let messagesToAdd = currentCommand.slice(1);
          chat = chat.concat(messagesToAdd);
          break;
        case 'end':
          console.log(chat.join('\n'));
          break;
        default:
          break;
      }
    }
  }