Closed skyward tab for mem

Dockerfile

@@ -19,6 +19,6 @@ RUN npx playwright install
 
 RUN bun add playwright-extra puppeteer-extra-plugin-stealth
 
-#CMD ["bun", "index.ts"]
+CMD ["bun","run","."]
 
 

index.ts

@@ -1,7 +1,7 @@
 import { firefox } from 'playwright';
+import type { Browser, BrowserContext, Page } from 'playwright';
 import { existsSync, mkdirSync, writeFileSync } from 'fs';
 import pino from 'pino';
-import { Page } from 'playwright';
 import express from 'express';
 
 const app = express();
@@ -19,6 +19,31 @@ const logger = pino({
 const SCREENSHOTS_DIR = 'skyward_screenshots';
 const TARGET_CATEGORIES = ['NW1', 'NW2', 'SE1', 'NW3', 'NW4', 'SE2'];
 
+// Browser pool to reuse browser instances
+let sharedBrowser: Browser | null = null;
+const activeSessions = new Set<string>();
+
+async function getSharedBrowser(): Promise<Browser> {
+  if (!sharedBrowser) {
+    logger.info('Creating shared browser instance...');
+    sharedBrowser = await firefox.launch({
+      headless: true,
+      firefoxUserPrefs: {
+        'dom.webdriver.enabled': false,
+        'media.peerconnection.enabled': false,
+        'useAutomationExtension': false,
+      },
+    });
+    
+    // Handle browser disconnection
+    sharedBrowser.on('disconnected', () => {
+      logger.warn('Browser disconnected, clearing shared instance');
+      sharedBrowser = null;
+    });
+  }
+  return sharedBrowser;
+}
+
 // API endpoint to fetch grades
 app.post('/fetch-grades', async (req, res) => {
   const { username, password } = req.body;
@@ -30,8 +55,20 @@ app.post('/fetch-grades', async (req, res) => {
     });
   }
   
+  // Check if user already has an active session
+  if (activeSessions.has(username)) {
+    return res.status(429).json({
+      success: false,
+      error: 'Request already in progress',
+      message: 'Please wait for your previous request to complete'
+    });
+  }
+
   logger.info(`Received request to fetch grades for user: ${username}`);
 
+  // Mark session as active
+  activeSessions.add(username);
+
   try {
     const grades = await runSkywardBot(username, password);
     
@@ -49,12 +86,19 @@ app.post('/fetch-grades', async (req, res) => {
       error: errorMsg,
       message: 'Failed to fetch grades from Skyward'
     });
+  } finally {
+    // Remove session from active sessions
+    activeSessions.delete(username);
   }
 });
 
 // Health check endpoint
 app.get('/health', (req, res) => {
-  res.json({ status: 'ok', message: 'Skyward API is running' });
+  res.json({ 
+    status: 'ok', 
+    message: 'Skyward API is running',
+    activeSessions: activeSessions.size
+  });
 });
 
 const PORT = process.env.PORT || 3000;
@@ -74,11 +118,17 @@ app.post('/check-auth', async (req, res) => {
     });
   }
 
-  const browser = await firefox.launch({ headless: true });
+  let context: BrowserContext | null = null;
-  const context = await browser.newContext();
+  let page: Page | null = null;
-  const page = await context.newPage();
+
+  try {
+    const browser = await getSharedBrowser();
+    context = await browser.newContext({
+      userAgent: 'Mozilla/5.0 (X11; Linux x86_64; rv:117.0) Gecko/20100101 Firefox/117.0',
+      viewport: { width: 1280, height: 720 },
+    });
+    page = await context.newPage();
 
-try {
     const authenticated = await checkAuth(page, username, password, context, []);
 
     if (!authenticated) {
@@ -90,15 +140,20 @@ try {
 
     return res.json({ success: true });
 
-} catch (err) {
+  } catch (err) {
     const msg = err instanceof Error ? err.message : String(err);
     return res.status(401).json({
       success: false,
       error: msg,
     });
-} finally {
+  } finally {
-  await browser.close();
+    if (page && !page.isClosed()) {
-}
+      await page.close().catch(() => {});
+    }
+    if (context) {
+      await context.close().catch(() => {});
+    }
+  }
 });
 
 const runSkywardBot = async (username: string, password: string) => {
@@ -123,20 +178,13 @@ const runSkywardBot = async (username: string, password: string) => {
     mkdirSync(SCREENSHOTS_DIR);
   }
   
-  const browser = await firefox.launch({
+  const browser = await getSharedBrowser();
-    headless: true,
+  let context: BrowserContext | null = null;
-    firefoxUserPrefs: {
-      'dom.webdriver.enabled': false,
-      'media.peerconnection.enabled': false,
-      'useAutomationExtension': false,
-    },
-  });
-
   let page: Page | null = null;
+
   try {
-    const context = await browser.newContext({
+    context = await browser.newContext({
-      userAgent:
+      userAgent: 'Mozilla/5.0 (X11; Linux x86_64; rv:117.0) Gecko/20100101 Firefox/117.0',
-        'Mozilla/5.0 (X11; Linux x86_64; rv:117.0) Gecko/20100101 Firefox/117.0',
       viewport: { width: 1280, height: 720 },
     });
 
@@ -151,17 +199,16 @@ const runSkywardBot = async (username: string, password: string) => {
   } catch (error) {
     const errorMsg = error instanceof Error ? error.message : String(error);
     logger.error(`Fatal error in main: ${errorMsg}`);
-    if (page) {
-      // try {
-      //   await page.screenshot({ path: `${SCREENSHOTS_DIR}/FATAL_ERROR.png` });
-      // } catch (screenshotError) {
-      //   logger.warn('Could not take error screenshot');
-      // }
-    }
     throw error;
   } finally {
-    await browser.close();
+    // Clean up page and context but NOT the browser
-    logger.info('Browser closed, done.');
+    if (page && !page.isClosed()) {
+      await page.close().catch((err) => logger.warn('Error closing page:', err));
+    }
+    if (context) {
+      await context.close().catch((err) => logger.warn('Error closing context:', err));
+    }
+    logger.info('Session cleaned up, browser kept alive.');
   }
 };
 
@@ -181,7 +228,6 @@ async function checkAuth(
     timeout: 30000,
   });
   await page.waitForTimeout(2000);
-  // await page.screenshot({ path: `${SCREENSHOTS_DIR}/01-launchpad-page.png` });
   
   // Step 2: Click "PISD Network Login" button
   logger.info('Step 2: Looking for PISD Network Login button...');
@@ -216,7 +262,6 @@ async function checkAuth(
   await pisdButton.click();
   logger.info('Clicked PISD Network Login button');
   await page.waitForTimeout(2000);
-  // await page.screenshot({ path: `${SCREENSHOTS_DIR}/02-after-pisd-button-click.png` });
   
   // Step 3: Enter username
   logger.info('Step 3: Entering username...');
@@ -226,7 +271,6 @@ async function checkAuth(
   await page.waitForTimeout(500);
   await page.type(usernameSelector, username, { delay: 100 });
   logger.info('Username entered');
-  // await page.screenshot({ path: `${SCREENSHOTS_DIR}/03-username-entered.png` });
   
   // Step 4: Enter password
   logger.info('Step 4: Entering password...');
@@ -236,12 +280,9 @@ async function checkAuth(
   await page.waitForTimeout(500);
   await page.type(passwordSelector, password, { delay: 100 });
   logger.info('Password entered');
-  // await page.screenshot({ path: `${SCREENSHOTS_DIR}/04-password-entered.png` });
   
   // Step 5: Click submit button
   logger.info('Step 5: Clicking submit button...');
-
-  // First wait a bit for the page to be ready
   await page.waitForTimeout(1000);
 
   const submitSelectors = [
@@ -313,18 +354,16 @@ async function checkAuth(
 
   if (!submitButton) {
     logger.error('Could not find submit button');
-    // await page.screenshot({ path: `${SCREENSHOTS_DIR}/05-submit-not-found.png`, fullPage: true });
     throw new Error('Submit button not found');
   }
 
   await submitButton.click();
   logger.info('Submit button clicked');
   await page.waitForTimeout(3000);
-  // await page.screenshot({ path: `${SCREENSHOTS_DIR}/05-after-submit.png` });
 
   // Wait for redirect back to launchpad
   logger.info('Waiting for redirect to launchpad...');
-  await page.waitForTimeout(3000); // Wait a bit for redirect to happen
+  await page.waitForTimeout(3000);
 
   const currentUrl = page.url();
   logger.info(`Current URL after redirect: ${currentUrl}`);
@@ -333,15 +372,11 @@ async function checkAuth(
     await page.waitForURL('**/myapps.classlink.com/**', { timeout: 10000 });
     logger.info('Successfully matched myapps.classlink.com URL pattern');
     return true;
-
   } catch (err) {
     logger.warn(`URL pattern didn't match, but we're at: ${page.url()}`);
     logger.warn('Continuing anyway...');
     return false;
-
   }
-
-
 }
 
 async function loginToSkyward(page: Page, username: string, password: string, context: any, allClassGrades: any[]) {
@@ -354,7 +389,6 @@ async function loginToSkyward(page: Page, username: string, password: string, co
     timeout: 30000,
   });
   await page.waitForTimeout(2000);
-  // await page.screenshot({ path: `${SCREENSHOTS_DIR}/01-launchpad-page.png` });
   
   // Step 2: Click "PISD Network Login" button
   logger.info('Step 2: Looking for PISD Network Login button...');
@@ -389,7 +423,6 @@ async function loginToSkyward(page: Page, username: string, password: string, co
   await pisdButton.click();
   logger.info('Clicked PISD Network Login button');
   await page.waitForTimeout(2000);
-  // await page.screenshot({ path: `${SCREENSHOTS_DIR}/02-after-pisd-button-click.png` });
   
   // Step 3: Enter username
   logger.info('Step 3: Entering username...');
@@ -399,7 +432,6 @@ async function loginToSkyward(page: Page, username: string, password: string, co
   await page.waitForTimeout(500);
   await page.type(usernameSelector, username, { delay: 100 });
   logger.info('Username entered');
-  // await page.screenshot({ path: `${SCREENSHOTS_DIR}/03-username-entered.png` });
   
   // Step 4: Enter password
   logger.info('Step 4: Entering password...');
@@ -409,12 +441,9 @@ async function loginToSkyward(page: Page, username: string, password: string, co
   await page.waitForTimeout(500);
   await page.type(passwordSelector, password, { delay: 100 });
   logger.info('Password entered');
-  // await page.screenshot({ path: `${SCREENSHOTS_DIR}/04-password-entered.png` });
   
   // Step 5: Click submit button
   logger.info('Step 5: Clicking submit button...');
-
-  // First wait a bit for the page to be ready
   await page.waitForTimeout(1000);
 
   const submitSelectors = [
@@ -453,7 +482,6 @@ async function loginToSkyward(page: Page, username: string, password: string, co
     }
   }
 
-  // If still not found, try getting all buttons and find one with "Sign in" text
   if (!submitButton) {
     logger.info('Trying to find button by text content...');
     const allButtons = await page.$$('button, input[type="submit"]');
@@ -486,18 +514,15 @@ async function loginToSkyward(page: Page, username: string, password: string, co
 
   if (!submitButton) {
     logger.error('Could not find submit button');
-    // await page.screenshot({ path: `${SCREENSHOTS_DIR}/05-submit-not-found.png`, fullPage: true });
     throw new Error('Submit button not found');
   }
 
   await submitButton.click();
   logger.info('Submit button clicked');
   await page.waitForTimeout(3000);
-  // await page.screenshot({ path: `${SCREENSHOTS_DIR}/05-after-submit.png` });
 
-  // Wait for redirect back to launchpad
   logger.info('Waiting for redirect to launchpad...');
-  await page.waitForTimeout(3000); // Wait a bit for redirect to happen
+  await page.waitForTimeout(3000);
 
   const currentUrl = page.url();
   logger.info(`Current URL after redirect: ${currentUrl}`);
@@ -511,17 +536,16 @@ async function loginToSkyward(page: Page, username: string, password: string, co
   }
 
   await page.waitForTimeout(2000);
-  // await page.screenshot({ path: `${SCREENSHOTS_DIR}/06-back-at-launchpad.png` });
 
   await openSkywardFromLaunchpad(page, context, allClassGrades);
 }
 
 async function openSkywardFromLaunchpad(page: Page, context: any, allClassGrades: any[]) {
+  let newPage: Page | null = null;
+  
   try {
-    // Step 6: Search for Skyward
     logger.info('Step 6: Searching for Skyward app...');
 
-    // Look for search input
     const searchSelectors = [
       'input[aria-label="Search All Apps"]',
       'input#searchbar-filter-input',
@@ -551,7 +575,6 @@ async function openSkywardFromLaunchpad(page: Page, context: any, allClassGrades
 
     if (!searchInput) {
       logger.error('Could not find search input');
-      // await page.screenshot({ path: `${SCREENSHOTS_DIR}/07-search-not-found.png`, fullPage: true });
       throw new Error('Search input not found');
     }
 
@@ -560,46 +583,38 @@ async function openSkywardFromLaunchpad(page: Page, context: any, allClassGrades
     await searchInput.type('Skyward', { delay: 100 });
     logger.info('Typed "Skyward" into search');
     await page.waitForTimeout(1000);
-    // await page.screenshot({ path: `${SCREENSHOTS_DIR}/07-skyward-search.png` });
 
-    // Step 7: Press Enter to select Skyward (opens in new tab)
     logger.info('Step 7: Pressing Enter to select Skyward...');
 
-    // Set up listener for new tab BEFORE pressing Enter
     const newPagePromise = new Promise<Page>((resolve) => {
-      context.once('page', async (newPage) => {
+      context.once('page', async (np: Page) => {
-        logger.info(`New tab opened with URL: ${newPage.url()}`);
+        logger.info(`New tab opened with URL: ${np.url()}`);
-        resolve(newPage);
+        resolve(np);
       });
     });
 
     await searchInput.press('Enter');
     logger.info('✓ Pressed Enter');
 
-    // Wait for new tab to open
     logger.info('Waiting for new tab to open...');
-    const newPage = await Promise.race([
+    newPage = await Promise.race([
       newPagePromise,
       page.waitForTimeout(10000).then(() => null),
     ]);
 
     if (!newPage) {
       logger.error('No new tab opened');
-      // await page.screenshot({ path: `${SCREENSHOTS_DIR}/08-no-new-tab.png` });
       throw new Error('New tab did not open');
     }
 
     logger.info(`New tab URL: ${newPage.url()}`);
 
-    // Wait for the new page to load
     await newPage.waitForLoadState('domcontentloaded');
     await newPage.waitForTimeout(3000);
 
     const finalUrl = newPage.url();
     logger.info(`Final URL in new tab: ${finalUrl}`);
-    await newPage.screenshot({ path: `${SCREENSHOTS_DIR}/08-new-tab-skyward.png` });
 
-    // Check if we're on Skyward
     if (finalUrl.includes('skyward')) {
       logger.info('✓ Successfully opened Skyward in new tab');
     } else {
@@ -607,12 +622,19 @@ async function openSkywardFromLaunchpad(page: Page, context: any, allClassGrades
       logger.info('Continuing anyway...');
     }
 
-    // Now navigate to grading on the NEW page
     await navigateToGrading(newPage, allClassGrades);
   } catch (error) {
     const errorMsg = error instanceof Error ? error.message : String(error);
     logger.error(`Error opening Skyward from launchpad: ${errorMsg}`);
     throw error;
+  } finally {
+    // Always close the Skyward tab to prevent resource leaks
+    if (newPage && !newPage.isClosed()) {
+      await newPage.close().catch((err) => 
+        logger.warn('Error closing Skyward tab:', err)
+      );
+      logger.info('Closed Skyward tab');
+    }
   }
 }
 
@@ -620,10 +642,8 @@ async function openSkywardFromLaunchpad(page: Page, context: any, allClassGrades
 async function navigateToGrading(page: Page, allClassGrades: any[]) {
   logger.info('Step 8: Navigating to Grading section...');
   
-  // Wait for page to fully load
   await page.waitForTimeout(3000);
   
-  // Look for element with exact text "Grading"
   const gradingSelectors = [
     'text="Grading"',
     'a:has-text("Grading")',
@@ -638,7 +658,6 @@ async function navigateToGrading(page: Page, allClassGrades: any[]) {
     try {
       const elements = await page.$$(selector);
       
-      // Check each element to find one with EXACT text "Grading"
       for (const element of elements) {
         const text = (await element.textContent())?.trim();
         if (text === 'Grading') {
@@ -659,55 +678,50 @@ async function navigateToGrading(page: Page, allClassGrades: any[]) {
   
   if (!gradingElement) {
     logger.error('Could not find Grading element with exact text');
-    // await page.screenshot({ path: `${SCREENSHOTS_DIR}/10-grading-not-found.png`, fullPage: true });
     throw new Error('Grading element not found');
   }
   
-  // Scroll element into view
   await gradingElement.scrollIntoViewIfNeeded();
   await page.waitForTimeout(500);
   
   await gradingElement.click();
   logger.info('Clicked Grading element');
   await page.waitForTimeout(3000);
-  // await page.screenshot({ path: `${SCREENSHOTS_DIR}/10-grading-page.png`, fullPage: true });
   
   logger.info('Successfully navigated to Grading page');
   
-  // Now find the grades table
   logger.info('Step 9: Finding grades table...');
   
-  // Wait for the table to load
   await page.waitForTimeout(2000);
   
-  // Find the table body
   const tableBody = await page.$('.unlockedBrowseBody.dynamicHeight');
   
   if (!tableBody) {
     logger.error('Could not find grades table with class "unlockedBrowseBody dynamicHeight"');
-    // await page.screenshot({ path: `${SCREENSHOTS_DIR}/11-table-not-found.png`, fullPage: true });
     throw new Error('Grades table not found');
   }
   
   logger.info('✓ Found grades table');
   
-  // Find all clickable grade cells (links with numbers)
   const gradeCells = await tableBody.$$('a.linkPanelButton');
   
   logger.info(`Found ${gradeCells.length} clickable grade cells`);
   
   if (gradeCells.length === 0) {
     logger.warn('No clickable grade cells found');
-    // await page.screenshot({ path: `${SCREENSHOTS_DIR}/11-no-grade-cells.png`, fullPage: true });
     return;
   }
   
-  // Click each grade cell
   for (let i = 0; i < gradeCells.length; i++) {
     try {
+      // Check if page is still open
+      if (page.isClosed()) {
+        logger.error('Page was closed during processing');
+        break;
+      }
+
       logger.info(`\n=== Processing grade cell ${i + 1}/${gradeCells.length} ===`);
       
-      // Re-query the cell each time (in case DOM has changed)
       const allCells = await tableBody.$$('a.linkPanelButton');
       const cell = allCells[i];
       
@@ -716,7 +730,6 @@ async function navigateToGrading(page: Page, allClassGrades: any[]) {
         continue;
       }
       
-      // Get cell details
       const gradeText = (await cell.textContent())?.trim();
       const isVisible = await cell.isVisible();
       const dataRow = await cell.getAttribute('data-row');
@@ -733,17 +746,14 @@ async function navigateToGrading(page: Page, allClassGrades: any[]) {
         continue;
       }
       
-      // Scroll into view
       await cell.scrollIntoViewIfNeeded();
       await page.waitForTimeout(500);
       
-      // Click the cell
       await cell.click();
       logger.info(`  ✓ Clicked grade cell`);
 
       await page.waitForTimeout(2000);
       
-      // Check for the category label - look inside SegmentedAssignmentsInformationCell span (not the one with "left")
       const categoryContainer = await page.$('span.SegmentedAssignmentsInformationCell:not(.left) label.labelTag.visualLabel');
       
       if (!categoryContainer) {
@@ -752,11 +762,9 @@ async function navigateToGrading(page: Page, allClassGrades: any[]) {
         const categoryText = (await categoryContainer.textContent())?.trim();
         logger.info(`  Category label found: "${categoryText}"`);
         
-        // Check if this is one of our target categories
         if (categoryText && TARGET_CATEGORIES.includes(categoryText)) {
           logger.info(`  ✓ Target category "${categoryText}" detected - reading grades`);
           
-          // Get the class information from the left span
           const classInfoSpan = await page.$('span.SegmentedAssignmentsInformationCell.left');
           let className = '';
           let teacher = '';
@@ -782,7 +790,6 @@ async function navigateToGrading(page: Page, allClassGrades: any[]) {
             }
           }
           
-          // Find the details panel with grades
           const detailsPanel = await page.$('#detailsPanel_SegmentedGradeBucketAssignments_unlockedBody');
           
           if (!detailsPanel) {
@@ -790,19 +797,17 @@ async function navigateToGrading(page: Page, allClassGrades: any[]) {
           } else {
             logger.info(`  ✓ Found details panel, extracting grades...`);
             
-            // Get all rows in the table
             const rows = await detailsPanel.$$('tr');
             logger.info(`    Found ${rows.length} total rows`);
             
             const grades = [];
-            let currentGradeType = null; // 'major' or 'minor'
+            let currentGradeType = null;
             
             for (let j = 0; j < rows.length; j++) {
               const row = rows[j];
               if (!row) continue;
               
               try {
-                // Check if this row is a grade type header (Major Grades / Minor Grades)
                 const gradeTypeSpan = await row.$('span.anchorText');
                 
                 if (gradeTypeSpan) {
@@ -817,16 +822,19 @@ async function navigateToGrading(page: Page, allClassGrades: any[]) {
                     logger.info(`    → Set current grade type to MINOR`);
                     continue;
                   }
+                  else if (gradeTypeText === 'Semester Exam') {
+                    currentGradeType = 'minor';
+                    logger.info(`    → Semester Exam Detected → defaulting to MINOR`);
+                    continue;
+                  }
                 }
 
-                // Skip if we haven't found a grade type yet
                 if (!currentGradeType) {
                   logger.info(`    Row ${j}: Skipping (no grade type set yet)`);
+                  currentGradeType = 'minor';
                   continue;
                 }
                                 
-                // Try to extract grade data from this row
-                // Look for any link in the row (could be linkDetails or other classes)
                 const nameLink = await row.$('a');
                 if (!nameLink) {
                   logger.info(`    Row ${j}: No link found, skipping`);
@@ -841,18 +849,15 @@ async function navigateToGrading(page: Page, allClassGrades: any[]) {
                 let pointsEarned = '';
                 let attempts = '';
                 
-                // Get all td cells
                 const tdCells = await row.$$('td');
                 logger.info(`    Row ${j}: Found ${tdCells.length} td cells`);
                 
-                // Due Date is typically in the second column (index 1)
                 if (tdCells && tdCells.length > 1 && tdCells[1]) {
                   dueDate = (await tdCells[1].textContent())?.trim() || '';
                 }
                 
-                // Score and Points are in disabled-link-column spans
                 const disabledSpans = await row.$$('span.disabled-link-column');
-                logger.info(`    Row ${j}: Found ${disabledSpans.length} disabled-link-column spans`);
+                logger.info(`    Row ${j}: Found ${disabledSpans ? disabledSpans.length : 0} disabled-link-column spans`);
                 
                 if (disabledSpans && disabledSpans.length >= 1 && disabledSpans[0]) {
                   score = (await disabledSpans[0].textContent())?.trim() || '';
@@ -861,7 +866,6 @@ async function navigateToGrading(page: Page, allClassGrades: any[]) {
                   pointsEarned = (await disabledSpans[1].textContent())?.trim() || '';
                 }
                 
-                // Attempts - look for any number link in last columns
                 const allLinks = await row.$$('a');
                 const lastLink = allLinks && allLinks.length > 1 ? allLinks[allLinks.length - 1] : null;
                 if (lastLink) {
@@ -887,7 +891,6 @@ async function navigateToGrading(page: Page, allClassGrades: any[]) {
             
             logger.info(`  ✓ Extracted ${grades.length} grades for ${categoryText}`);
             
-            // Add to the global collection
             allClassGrades.push({
               className: className,
               teacher: teacher,
@@ -897,21 +900,12 @@ async function navigateToGrading(page: Page, allClassGrades: any[]) {
             });
             
             logger.info(`  ✓ Added grades to collection (Total classes: ${allClassGrades.length})`);
-            
-            // Take screenshot with category-based name
-            // const screenshotName = `${categoryText}_${className.replace(/\s+/g, '_')}_row${dataRow}.png`.replace(/\s+/g, '_');
-            // await page.screenshot({ 
-            //   path: `${SCREENSHOTS_DIR}/${screenshotName}`,
-            //   fullPage: true 
-            // });
-            // logger.info(`  📸 Screenshot saved: ${screenshotName}`);
           }
         } else {
           logger.info(`  ℹ Category "${categoryText}" not in target list, skipping`);
         }
       }
       
-      // Close the modal/panel
       const closeSelectors = [
         'button[aria-label="Close"]',
         'button[aria-label*="close"]',
@@ -942,29 +936,17 @@ async function navigateToGrading(page: Page, allClassGrades: any[]) {
       }
       
       if (!closed) {
-        // Try pressing Escape key
         logger.info(`  Trying Escape key to close panel`);
         await page.keyboard.press('Escape');
         await page.waitForTimeout(1000);
       }
       
-      // Small delay between cells
       await page.waitForTimeout(500);
       
     } catch (error) {
       const errorMsg = error instanceof Error ? error.message : String(error);
       logger.error(`  ✗ Error processing grade cell ${i + 1}: ${errorMsg}`);
       
-      // try {
-      //   await page.screenshot({ 
-      //     path: `${SCREENSHOTS_DIR}/grade_${i + 1}_ERROR.png`,
-      //     fullPage: true 
-      //   });
-      // } catch (screenshotErr) {
-      //   logger.warn(`  Could not take error screenshot: ${screenshotErr}`);
-      // }
-      
-      // Try to close any open modals before continuing
       try {
         await page.keyboard.press('Escape');
         await page.waitForTimeout(1000);
@@ -972,20 +954,12 @@ async function navigateToGrading(page: Page, allClassGrades: any[]) {
         logger.warn(`  Could not close modal: ${closeErr}`);
       }
       
-      // Continue to next cell instead of crashing
       continue;
     }
   }
   
   logger.info(`\n🎉 Finished processing all grade cells!`);
   
-  // try {
-  //   await page.screenshot({ path: `${SCREENSHOTS_DIR}/12-all-grades-complete.png`, fullPage: true });
-  // } catch (err) {
-  //   logger.warn(`Could not take final screenshot: ${err}`);
-  // }
-  
-  // Write all grades to a JSON file
   try {
     const gradesFilePath = `${SCREENSHOTS_DIR}/all_grades.json`;
     writeFileSync(gradesFilePath, JSON.stringify(allClassGrades, null, 2));