Files
job-board-notifications/job-notifier/background.js

511 lines
14 KiB
JavaScript

const CHECK_INTERVAL = 5; // minutes
const DEBUG = true;
const JOBS_URL = 'https://app.andela.com/';
const NOTIFICATION_ICON = 'icon128.png';
let isLoggingIn = false;
function log(...args) {
if (DEBUG) console.log('[Andela Notifier]', ...args);
}
async function getConfig() {
return new Promise((resolve) => {
chrome.storage.local.get(
[
'appsScriptUrl',
'appsScriptKey',
'loginEmail',
'ntfyServer',
'ntfyTopic',
'ntfyToken',
],
(result) => {
resolve({
url: result.appsScriptUrl || '',
key: result.appsScriptKey || '',
email: result.loginEmail || '',
ntfyServer: result.ntfyServer || 'https://notify.tstitagency.com',
ntfyTopic: result.ntfyTopic || '',
ntfyToken: result.ntfyToken || '',
});
},
);
});
}
async function createOffscreen() {
if (await chrome.offscreen.hasDocument()) return;
await chrome.offscreen.createDocument({
url: 'offscreen.html',
reasons: ['AUDIO_PLAYBACK'],
justification: 'Playing notification sound',
});
}
async function getStoredData(keys) {
return new Promise((resolve) => chrome.storage.local.get(keys, resolve));
}
async function setStoredData(data) {
return new Promise((resolve) => chrome.storage.local.set(data, resolve));
}
async function checkIfLoginPage(tabId) {
return new Promise((resolve) => {
chrome.tabs.sendMessage(tabId, { action: 'checkLoginPage' }, (response) => {
if (chrome.runtime.lastError) {
log('Error checking login page:', chrome.runtime.lastError.message);
resolve(false);
} else {
resolve(response?.isLoginPage || false);
}
});
});
}
async function handleAutoLogin(tab) {
isLoggingIn = true;
try {
const config = await getConfig();
if (!config.url || !config.key || !config.email) {
log('Missing configuration! Please go to extension settings.');
chrome.notifications.create('config-missing', {
type: 'basic',
iconUrl: NOTIFICATION_ICON,
title: 'Andela Notifier - Setup Required',
message: 'Please configure your settings (Apps Script URL, Key, Email)',
priority: 2,
});
isLoggingIn = false;
return false;
}
log('Step 1: Entering email and clicking login...');
const emailEntered = await new Promise((resolve) => {
chrome.tabs.sendMessage(
tab.id,
{ action: 'enterEmailAndLogin', email: config.email },
(response) => {
if (chrome.runtime.lastError) {
log('Error entering email:', chrome.runtime.lastError.message);
resolve(false);
} else {
resolve(response?.success || false);
}
},
);
});
if (!emailEntered) {
log('Failed to enter email');
isLoggingIn = false;
return false;
}
log('Step 2: Requesting Apps Script to poll for magic link...');
const requestId = 'login-' + Date.now();
const response = await fetch(config.url, {
method: 'POST',
headers: { 'Content-Type': 'application/json' },
body: JSON.stringify({
action: 'pollForLoginLink',
email: config.email,
key: config.key,
requestId: requestId,
}),
});
const result = await response.json();
log('Apps Script response:', result);
if (
result.error === 'Unauthorized' ||
result.error === 'Unauthorized email'
) {
log('Authentication failed - check your secret key / login email');
chrome.notifications.create('auth-failed', {
type: 'basic',
iconUrl: NOTIFICATION_ICON,
title: 'Andela Notifier - Auth Failed',
message: 'Secret key or email mismatch. Check your settings.',
priority: 2,
});
isLoggingIn = false;
return false;
}
if (!result.success || !result.loginLink) {
log('No magic link received from Apps Script');
isLoggingIn = false;
return false;
}
log('Step 3: Visiting magic link...');
await chrome.tabs.update(tab.id, { url: result.loginLink });
await new Promise((resolve) => setTimeout(resolve, 5000));
const stillOnLogin = await checkIfLoginPage(tab.id);
if (stillOnLogin) {
log('Still on login page after magic link, login may have failed');
isLoggingIn = false;
return false;
}
log('Login successful!');
isLoggingIn = false;
return true;
} catch (error) {
log('Error in handleAutoLogin:', error.message);
isLoggingIn = false;
return false;
}
}
async function fetchJobsViaContentScript() {
log('fetchJobsViaContentScript: Starting...');
try {
const tabs = await chrome.tabs.query({ url: 'https://app.andela.com/*' });
log('Found ' + tabs.length + ' existing Andela tabs');
let tab;
let createdNewTab = false;
if (tabs.length === 0) {
log('Opening new tab for Andela dashboard...');
tab = await chrome.tabs.create({ url: JOBS_URL, active: false });
createdNewTab = true;
await new Promise((resolve) => setTimeout(resolve, 5000));
} else {
tab = tabs[0];
log('Using existing tab with ID: ' + tab.id);
await chrome.tabs.update(tab.id, { url: JOBS_URL });
await new Promise((resolve) => setTimeout(resolve, 4000));
}
const isLoginPage = await checkIfLoginPage(tab.id);
if (isLoginPage) {
log('Session expired! Starting login flow...');
if (isLoggingIn) {
log('Already logging in, skipping...');
if (createdNewTab) chrome.tabs.remove(tab.id).catch(() => {});
return [];
}
const loginSuccess = await handleAutoLogin(tab);
if (!loginSuccess) {
log('Login failed, aborting job check');
if (createdNewTab) chrome.tabs.remove(tab.id).catch(() => {});
return [];
}
log('Login successful, waiting 2 minutes before resuming...');
await new Promise((resolve) => setTimeout(resolve, 120000));
await chrome.tabs.update(tab.id, { url: JOBS_URL });
await new Promise((resolve) => setTimeout(resolve, 4000));
}
let jobs = [];
try {
log('Extracting jobs from dashboard (expanding "See more" first)...');
jobs = await new Promise((resolve) => {
chrome.tabs.sendMessage(
tab.id,
{ action: 'extractJobs' },
(response) => {
if (chrome.runtime.lastError) {
log('Content script error:', chrome.runtime.lastError.message);
resolve([]);
} else {
resolve((response && response.jobs) || []);
}
},
);
});
log('Found ' + jobs.length + ' jobs');
} catch (err) {
log('Error during job extraction:', err.message, err.stack);
}
if (createdNewTab && tab) {
log('Closing created tab...');
chrome.tabs.remove(tab.id).catch(() => {});
}
log(
'fetchJobsViaContentScript: Completed, found ' +
jobs.length +
' unique jobs',
);
return jobs;
} catch (error) {
log('Error in fetchJobsViaContentScript:', error.message, error.stack);
return [];
}
}
function sortJobsByRecency(jobs) {
return jobs
.slice()
.sort((a, b) => (parseInt(b.id, 10) || 0) - (parseInt(a.id, 10) || 0));
}
function isFrontendJob(title) {
return /front[\s-]?end/i.test(title || '');
}
async function sendNtfyNotification(job, companyName) {
const config = await getConfig();
if (!config.ntfyTopic) {
log('ntfy topic not configured, skipping push notification');
return;
}
const server = config.ntfyServer.replace(/\/+$/, '');
const headers = { 'Content-Type': 'application/json' };
if (config.ntfyToken) headers.Authorization = 'Bearer ' + config.ntfyToken;
const frontend = isFrontendJob(job.title);
const payload = {
topic: config.ntfyTopic,
title: frontend ? 'Your Perfect Fit - Frontend' : 'New Job on Andela!',
message: job.title + ' - ' + companyName,
tags: frontend ? ['star', 'computer'] : ['briefcase'],
priority: frontend ? 5 : 4,
};
if (job.url) payload.click = job.url;
try {
const response = await fetch(server, {
method: 'POST',
headers: headers,
body: JSON.stringify(payload),
});
if (!response.ok) {
log('ntfy push failed: ' + response.status + ' ' + response.statusText);
} else {
log('ntfy push sent for job: ' + job.title);
}
} catch (error) {
log('ntfy push error:', error.message);
}
}
async function notifyNewJob(job) {
log('Notifying for job: ' + job.title);
await createOffscreen();
chrome.runtime.sendMessage({ action: 'playSound' });
const companyName = job.company || 'Company';
chrome.notifications.create('andela-job-' + job.id, {
type: 'basic',
iconUrl: NOTIFICATION_ICON,
title: 'New Job on Andela!',
message: job.title + ' - ' + companyName,
priority: 2,
requireInteraction: true,
});
await sendNtfyNotification(job, companyName);
}
// Opens a job's detail page briefly just to read its "Posted X ago" text,
// then closes the tab. Only called for genuinely new jobs, not on every
// 5-minute check, to avoid needlessly opening tabs for jobs we already know about.
async function fetchPostedDate(url) {
if (!url) return null;
let tab;
try {
tab = await chrome.tabs.create({ url: url, active: false });
await new Promise((resolve) => setTimeout(resolve, 3500));
const postedDate = await new Promise((resolve) => {
chrome.tabs.sendMessage(
tab.id,
{ action: 'extractPostedDate' },
(response) => {
if (chrome.runtime.lastError) {
log(
'Error extracting posted date:',
chrome.runtime.lastError.message,
);
resolve(null);
} else {
resolve((response && response.postedDate) || null);
}
},
);
});
return postedDate;
} catch (err) {
log('Error in fetchPostedDate:', err.message);
return null;
} finally {
if (tab) chrome.tabs.remove(tab.id).catch(() => {});
}
}
let keepAliveInterval = null;
function startKeepAlive() {
if (keepAliveInterval !== null) return;
keepAliveInterval = setInterval(() => {
chrome.runtime.getPlatformInfo(() => {
if (chrome.runtime.lastError) {
/* no-op, purpose is just to reset idle timer */
}
});
}, 20000);
}
function stopKeepAlive() {
if (keepAliveInterval !== null) {
clearInterval(keepAliveInterval);
keepAliveInterval = null;
}
}
async function checkForNewJobs() {
log('=== Starting job check ===');
log('Current time:', new Date().toLocaleString());
startKeepAlive();
try {
const allJobs = await fetchJobsViaContentScript();
const sortedJobs = sortJobsByRecency(allJobs);
const result = await getStoredData([
'notifiedJobIds',
'postedDates',
'backfillDone',
]);
const notifiedJobIds = new Set(result.notifiedJobIds || []);
const postedDates = result.postedDates || {};
const backfillDone = result.backfillDone || false;
sortedJobs.forEach((job) => {
if (postedDates[job.id]) job.posted_ago = postedDates[job.id];
});
if (!backfillDone) {
const toBackfill = sortedJobs.filter(
(job) => job.kind === 'opportunity' && !postedDates[job.id],
);
log(
'Backfilling posted dates for ' +
toBackfill.length +
' existing jobs...',
);
for (const job of toBackfill) {
const postedDate = await fetchPostedDate(job.url);
if (postedDate) {
job.posted_ago = postedDate;
postedDates[job.id] = postedDate;
}
}
}
const newJobs = sortedJobs.filter(
(job) => job.kind === 'opportunity' && !notifiedJobIds.has(job.id),
);
log('Found ' + newJobs.length + ' new jobs');
for (const job of newJobs) {
const postedDate = await fetchPostedDate(job.url);
if (postedDate) {
job.posted_ago = postedDate;
postedDates[job.id] = postedDate;
}
await notifyNewJob(job);
notifiedJobIds.add(job.id);
}
await setStoredData({
notifiedJobIds: Array.from(notifiedJobIds),
postedDates: postedDates,
backfillDone: true,
lastAndelaJobs: sortedJobs,
lastAndelaUpdated: new Date().toISOString(),
totalAndelaMatching: sortedJobs.filter((j) => j.kind === 'opportunity')
.length,
});
log('Notifications stored successfully');
} catch (error) {
console.error('Error in checkForNewJobs:', error);
log('Error details:', error.message, error.stack);
} finally {
stopKeepAlive();
}
log('=== Job check completed ===');
}
chrome.alarms.create('checkAndelaJobs', { periodInMinutes: CHECK_INTERVAL });
chrome.alarms.onAlarm.addListener((alarm) => {
if (alarm.name === 'checkAndelaJobs') checkForNewJobs();
});
chrome.runtime.onMessage.addListener((request, sender, sendResponse) => {
log('Received message:', request);
if (request.action === 'checkNow') {
log('Manual check requested from popup');
checkForNewJobs();
sendResponse({ status: 'Check initiated' });
}
return true;
});
createOffscreen().catch(console.error);
chrome.runtime.onInstalled.addListener(() => {
log('Extension installed/updated, checking for jobs...');
checkForNewJobs();
testNotification();
});
async function testNotification() {
log('Testing notification system...');
chrome.notifications.create('test-notification', {
type: 'basic',
iconUrl: NOTIFICATION_ICON,
title: 'Andela Job Notifier Test',
message: 'Extension is installed and working!',
priority: 2,
});
}
log('Andela Job Notifier started at:', new Date().toLocaleString());
chrome.alarms.get('checkAndelaJobs', (alarm) => {
if (alarm) {
log(
'Alarm is set, next check at:',
new Date(alarm.scheduledTime).toLocaleString(),
);
} else {
log('No alarm found, creating one...');
chrome.alarms.create('checkAndelaJobs', {
periodInMinutes: CHECK_INTERVAL,
delayInMinutes: 0.1,
});
}
});