'use strict';

console.log("Loading background script....");

let notificationMap = {};

chrome.runtime.onMessage.addListener(
  function (message, sender) {
    if (message.type === 'quick-links') {
      chrome.storage.sync.get('showQuickLinks', (data) => {
        if (data.showQuickLinks) {
          chrome.tabs.executeScript(sender.tab.id, { code: "$('#quick-links').show()" });
        }
      });
    } else if (message.type === 'email') {
      const { from, subject, body } = message;
      chrome.notifications.create(null, {
        type: "basic",
        iconUrl: "images/email.png",
        title: subject,
        message: `From: ${from}\n${body}`,
        requireInteraction: true
      }, (notificationId) => {
        notificationMap[notificationId] = { type: 'email', tabId: sender.tab.id, windowId: sender.tab.windowId };
        startCloseNotificationTimer(notificationId, 'email');
      });
    } else {
      const { title, duration } = message;
      chrome.notifications.create(null, {
        type: "basic",
        iconUrl: "images/calendar.png",
        title,
        message: duration,
        requireInteraction: true
      }, (notificationId) => {
        notificationMap[notificationId] = { type: 'calendar', tabId: sender.tab.id, windowId: sender.tab.windowId };
        startCloseNotificationTimer(notificationId, 'calendar');
      });
    }
  }
);

chrome.notifications.onClicked.addListener((notificationId) => {
  if (notificationMap[notificationId]) {
    const { type, tabId, windowId } = notificationMap[notificationId];
    chrome.tabs.update(tabId, { active: true, highlighted: true });
    chrome.windows.update(windowId, { focused: true });
    chrome.notifications.clear(notificationId);
    if (type === 'email') {
      chrome.tabs.executeScript(tabId, { code: `$('#quick-link-mail')[0].click()` });
    } else {
      chrome.tabs.executeScript(tabId, { code: `$('#quick-link-calendar')[0].click()` });
    }
  }
});

chrome.runtime.onInstalled.addListener(function() {
  chrome.storage.sync.set({emailDelay: -1, calendarDelay: -1, showQuickLinks: true});

  chrome.declarativeContent.onPageChanged.removeRules(undefined, function() {
    chrome.declarativeContent.onPageChanged.addRules([{
      conditions: [new chrome.declarativeContent.PageStateMatcher({
        css: ["body[aria-label='Outlook']"]
      })],
      actions: [new chrome.declarativeContent.ShowPageAction()]
    }]);
  });
});

function startCloseNotificationTimer(notificationId, type) {
  chrome.storage.sync.get(`${type}Delay`, (data) => {
    const delay = data[`${type}Delay`];
    if (delay > 0 ) {
      console.log(`Showing notification for ${delay} seconds`);
      setTimeout(() => {
        chrome.notifications.clear(notificationId);
      }, delay * 1000);
    }
  });
}