Fix v1.1.0: Analytics, Sessions, and Error Handling Improvements

public/js/session-helpers.js

@@ -0,0 +1,63 @@
+// Helper function to render session words in a consistent way
+function renderSessionWords(session) {
+  // Handle different data formats
+  if (session.answers && Array.isArray(session.answers)) {
+    return session.answers.map(a => 
+      `<li>${a.word} - ${a.correct ? '✅ Correct' : '❌ Incorrect'}</li>`
+    ).join('');
+  } 
+  else if (session.words && Array.isArray(session.words)) {
+    return session.words.map(w => 
+      `<li>${w.word} - ${w.correct ? '✅ Correct' : '❌ Incorrect'}</li>`
+    ).join('');
+  }
+  return '<li>No word details available</li>';
+}
+
+// Update the export function to handle different data formats
+window.exportSessionReport = function(username, session) {
+  if (!session) return;
+  
+  // Support both timestamp and date fields
+  const sessionDate = session.timestamp || session.date || Date.now();
+  const date = new Date(sessionDate).toLocaleDateString();
+  
+  const score = session.score || session.correct || 0;
+  
+  // Handle both answers array and words array formats
+  let total = 0;
+  let answersArray = [];
+  
+  if (session.answers && Array.isArray(session.answers)) {
+    total = session.answers.length;
+    answersArray = session.answers;
+  } else if (session.words && Array.isArray(session.words)) {
+    total = session.words.length;
+    answersArray = session.words;
+  } else if (session.total) {
+    total = session.total;
+  }
+  
+  const percent = total > 0 ? Math.round((score / total) * 100) : 0;
+  
+  // Prepare report
+  const correctWords = answersArray.filter(a => a.correct).map(a => a.word).join(', ');
+  const incorrectWords = answersArray.filter(a => !a.correct).map(a => a.word).join(', ');
+  
+  const reportContent = `
+Session Report for ${username}
+Date: ${date}
+Score: ${score}/${total} (${percent}%)
+Correct Words: ${correctWords || 'None'}
+Incorrect Words: ${incorrectWords || 'None'}
+  `;
+  
+  // Create download link
+  const blob = new Blob([reportContent], { type: 'text/plain' });
+  const url = URL.createObjectURL(blob);
+  const link = document.createElement('a');
+  link.href = url;
+  link.download = `${username}-session-${date.replace(/\//g, '-')}.txt`;
+  link.click();
+  URL.revokeObjectURL(url);
+};