update new API

check-grades.js

@@ -0,0 +1,55 @@
+const { sequelize } = require('./config/database');
+const { Vocab } = require('./models');
+
+async function checkGrades() {
+  try {
+    await sequelize.authenticate();
+    
+    // Get unique grades
+    const grades = await sequelize.query(
+      `SELECT DISTINCT grade, COUNT(*) as count 
+       FROM vocab 
+       WHERE etc = 'familynfriend' 
+       GROUP BY grade 
+       ORDER BY grade 
+       LIMIT 20`,
+      { type: sequelize.QueryTypes.SELECT }
+    );
+
+    console.log('📊 Grade distribution (first 20):');
+    grades.forEach(g => {
+      console.log(`  Grade ${g.grade}: ${g.count} words`);
+    });
+
+    // Count by major grade (first digit after removing leading zeros)
+    const majorGrades = await sequelize.query(
+      `SELECT 
+        CASE 
+          WHEN grade >= 10000 AND grade < 20000 THEN 'Grade 1'
+          WHEN grade >= 20000 AND grade < 30000 THEN 'Grade 2'
+          WHEN grade >= 30000 AND grade < 40000 THEN 'Grade 3'
+          WHEN grade >= 40000 AND grade < 50000 THEN 'Grade 4'
+          WHEN grade >= 50000 AND grade < 60000 THEN 'Grade 5'
+          ELSE 'Other'
+        END as grade_level,
+        COUNT(*) as count 
+       FROM vocab 
+       WHERE etc = 'familynfriend' 
+       GROUP BY grade_level 
+       ORDER BY grade_level`,
+      { type: sequelize.QueryTypes.SELECT }
+    );
+
+    console.log('\n📊 Count by grade level:');
+    majorGrades.forEach(g => {
+      console.log(`  ${g.grade_level}: ${g.count} words`);
+    });
+
+    process.exit(0);
+  } catch (error) {
+    console.error('❌ Error:', error.message);
+    process.exit(1);
+  }
+}
+
+checkGrades();