// QuotePilot Gmail Add-on
// Paste this entire file into your Apps Script project

const QUOTEPILOT_URL = 'https://quotepilot.kewl-site.net/api/prospect.php';
const API_KEY = 'qpiliot';

const QUESTIONS = [
  "What\'s the main problem you\'re trying to solve with this project?",
  "Do you have a budget range in mind? (rough ballpark is fine)",
  "What\'s your ideal timeline for getting this live?",
  "Have you worked with a developer on something like this before?",
  "Who else is involved in the decision — just you, or others?",
  "Is there an existing system this needs to integrate with or replace?",
];

function onGmailMessage(e) {
  const accessor = e.gmail.accessToken
    ? GmailApp.getMessageById(e.gmail.messageId)
    : null;

  const senderName  = accessor ? accessor.getFrom().replace(/<.*>/, '').trim() : '';
  const senderEmail = accessor ? accessor.getFrom().match(/<(.+)>/)?.[1] || accessor.getFrom() : '';

  const card = CardService.newCardBuilder()
    .setHeader(CardService.newCardHeader()
      .setTitle('QuotePilot')
      .setSubtitle('Qualification Questions'))
    .addSection(buildQuestionsSection(senderName, senderEmail))
    .build();

  return [card];
}

function buildQuestionsSection(name, email) {
  const section = CardService.newCardSection()
    .setHeader('Send to: ' + (name || email || 'this sender'));

  const body = QUESTIONS.map((q, i) => (i + 1) + '. ' + q).join('\n\n');

  section.addWidget(
    CardService.newTextParagraph().setText(body)
  );

  section.addWidget(
    CardService.newButtonSet().addButton(
      CardService.newTextButton()
        .setText('Send Questions')
        .setOnClickAction(
          CardService.newAction()
            .setFunctionName('sendQuestions')
            .setParameters({ name, email })
        )
    )
  );

  return section;
}

function sendQuestions(e) {
  const { name, email } = e.parameters;

  if (!email) {
    return CardService.newActionResponseBuilder()
      .setNotification(CardService.newNotification()
        .setText('Could not detect sender email.'))
      .build();
  }

  // Draft the email
  const subject = 'Re: Your enquiry';
  const body = "Hi " + (name.split(' ')[0] || 'there') + ",\n\n"
    + "Thanks for reaching out! To make sure I can put together the most accurate quote for you, "
    + "could you help me with a few quick questions?\n\n"
    + QUESTIONS.map((q, i) => (i + 1) + '. ' + q).join('\n\n')
    + "\n\nTakes 2 minutes and means my quote will be spot-on for your needs.\n\nThanks,\n[Your name]";

  GmailApp.createDraft(email, subject, body);

  // Log prospect in QuotePilot
  try {
    UrlFetchApp.fetch(QUOTEPILOT_URL, {
      method: 'post',
      contentType: 'application/json',
      payload: JSON.stringify({ name, email, source: 'gmail', api_key: API_KEY }),
      muteHttpExceptions: true,
    });
  } catch(err) {
    // silently fail — draft still created
  }

  return CardService.newActionResponseBuilder()
    .setNotification(CardService.newNotification()
      .setText('Draft created and prospect logged!'))
    .build();
}