background.js

import config from "../config/config.js";
import { getDomainWithoutSuffix, getDomain } from "tldts-experimental";
import mixpanel from "mixpanel-browser";
mixpanel.init(config.mixpanel_code, config.mixpanel_config);

chrome.browserAction.setIcon({ path: { "16": "icons/grey-16.png" } });

let ethicliStats;
let productName;

// Feb 23 2021
// etsy is included because we don't have a way to prevent matching of etsy with etsy.com/exampleShop
// so etsy is awarded badges that should actually be attributed to exampleShop
const blocklist = [
  "google",
  "bing",
  "yahoo",
  "baidu",
  "aol",
  "duckduckgo",
  "yandex",
  "ecosia",
  "etsy",
  "youtube",
  "facebook",
  "instagram"
];

function notShop(currentTab) {
  chrome.browserAction.setPopup({ popup: "views/popupNotShop.html", tabId: currentTab.id });
  chrome.browserAction.setIcon({ path: { "16": "icons/grey-16.png" }, tabId: currentTab.id });
  chrome.browserAction.setBadgeText({ text: "", tabId: currentTab.id });
}

function reloadExt(request, sender) {
  if (!request.shoppingPage) {
    notShop(sender.tab.id);
    return;
  }

  chrome.storage.local.get([ sender.tab.id.toString() ], (jsonResponse) => {
    if (jsonResponse[sender.tab.id] && getDomain(sender.tab.url) === jsonResponse[sender.tab.id].website.split("/")[0]) { // check storage
      ethicliStats = jsonResponse[sender.tab.id];
      let ethicliBadgeScore = Math.round(ethicliStats.overallScore);
      if ((isNaN(ethicliStats.overallScore)) || (ethicliBadgeScore === 0)) {
        ethicliBadgeScore = "";
        chrome.browserAction.setPopup({ popup: "views/popupNoRating.html", tabId: sender.tab.id });
      } else {
        chrome.browserAction.setPopup({ popup: "views/popupShop.html", tabId: sender.tab.id });
      }
      chrome.browserAction.setIcon({ path: { "16": "icons/ethicli-16.png" }, tabId: sender.tab.id });
      chrome.browserAction.setBadgeText({ text: ethicliBadgeScore.toString(), tabId: sender.tab.id });
      return;
    }
    // not found in storage
    const companyName = getDomainWithoutSuffix(sender.tab.url);

    let ethicliBadgeScore;

    for (let b = 0; b < blocklist.length; b++) {
      if (companyName.includes(blocklist[b])) {
        ethicliBadgeScore = "";
        notShop(sender.tab.id);
        return;
      }
    }

    const url = "https://info.ethicli.com/score/" + companyName;
    fetch(url, { method: "GET" })
        .then((response) => response.json()).then((jsonResponse) => {
          ethicliStats = jsonResponse;
          ethicliBadgeScore = Math.round(jsonResponse.overallScore);

          if ((isNaN(jsonResponse.overallScore)) || (ethicliBadgeScore === 0)) {
            ethicliBadgeScore = "";
            chrome.browserAction.setPopup({ popup: "views/popupNoRating.html", tabId: sender.tab.id });
            mixpanel.track("Visit shop", {
              "Has score": false,
              "Shop words": request.shopWords
            });
          } else {
            chrome.browserAction.setPopup({ popup: "views/popupShop.html", tabId: sender.tab.id });
            chrome.storage.local.set({ [sender.tab.id.toString()]: jsonResponse });
            mixpanel.track("Visit shop", {
              "Has score": true,
              "Shop words": request.shopWords
            });
          }
          chrome.browserAction.setBadgeText({ text: ethicliBadgeScore.toString(), tabId: sender.tab.id });
        });
    chrome.browserAction.setIcon({ path: { "16": "icons/ethicli-16.png" }, tabId: sender.tab.id });
  });
}

chrome.runtime.onMessage.addListener((request, sender, sendResponse) => {
  switch (request.msgName) {
    case "whatsMainRating?": // needs to be refactored. Using global ethicliStats variable is causing the quick tab switch bug
      sendResponse({ ethicliStats: ethicliStats });
      break;
    case "productIdentified?":
      sendResponse({ productName: productName });
      break;
    case "ProductIdentified":
      productName = request.productName;
      break;
    case "PageEvaluated":
      reloadExt(request, sender);
      break;
    case "displayOptin":
      chrome.browserAction.setPopup({ popup: "views/popupOptin.html" });
      chrome.browserAction.setIcon({ path: { "16": "icons/grey-16.png" } });
      chrome.browserAction.setBadgeText({ text: "" });
      break;
    default:
      console.error(request, sender);
  }
});

chrome.tabs.onActivated.addListener(() => { // tab switch
  const query = { active: true, currentWindow: true };
  chrome.tabs.query(query, (tabs) => {
    const currentTab = tabs[0];
    chrome.tabs.sendMessage(tabs[0].id, { msgName: "isShoppingPage?" }, (response) => {
      // On first page visit, response is null. This function is only supposed to run after the first visit anyway,
      // so this just gets rid of an error that didn't actually break anything
      if (response) {
        // currentTab.url is null for new tab pages when first opened
        // and equal to "chrome://newtab/" when navigated to from another tab.
        if (response.isShoppingPage && currentTab.url && (currentTab.url !== "chrome://newtab/")) {
          // data should only be retrieved for actual pages that are shopping pages
          chrome.tabs.sendMessage(currentTab.id, { msgName: "productIdentified?" }, (response) => {
            productName = response.productName;
          });
          const request = { msgName: "PageEvaluated", shoppingPage: true };
          const sender = { tab: { url: "" } };
          sender.tab.url = currentTab.url;
          sender.tab.id = currentTab.id;
          reloadExt(request, sender);
        }
      }
    });
  });
});

chrome.tabs.onCreated.addListener(() => {
  const query = { active: true, currentWindow: true };
  chrome.tabs.query(query, (tabs) => {
    const currentTab = tabs[0];
    chrome.browserAction.setPopup({ popup: "views/popupNotShop.html", tabId: currentTab.id });
    chrome.browserAction.setIcon({ path: { "16": "icons/grey-16.png" }, tabId: currentTab.id });
    chrome.browserAction.setBadgeText({ text: "", tabId: currentTab.id });
  });
});

chrome.runtime.onInstalled.addListener((details) => {
  if (details.reason !== "install") {
    return;
  }
  chrome.tabs.create({ url: "views/welcome.html" });
});

chrome.runtime.setUninstallURL("https://ethicli.com/goodbye");