value error rectified

src/services/chartFormatter.js

@@ -230,14 +230,24 @@ class ChartFormatter {
     // Create labels (months) sorted chronologically
     const labels = Object.keys(monthData).sort();
     
+    // Get topCount from parsedQuery - if null/undefined, show all areas
+    const topCount = parsedQuery?.topCount;
+    
     // Create datasets for each area
     const datasets = [];
     const areaColors = [
       '#3B82F6', '#EF4444', '#10B981', '#F59E0B', '#8B5CF6',
-      '#EC4899', '#06B6D4', '#84CC16', '#F97316', '#6366F1'
+      '#EC4899', '#06B6D4', '#84CC16', '#F97316', '#6366F1',
+      '#F43F5E', '#8B5A2B', '#64748B', '#0EA5E9', '#A855F7',
+      '#14B8A6', '#EAB308', '#FBBF24', '#22C55E', '#06B6D4'
     ];
     
-    Array.from(areas).slice(0, 10).forEach((area, index) => { // Limit to 10 areas for readability
+    // If topCount is specified, limit; otherwise show all areas
+    const areasToShow = topCount !== null && topCount !== undefined 
+      ? Array.from(areas).slice(0, topCount)
+      : Array.from(areas);
+    
+    areasToShow.forEach((area, index) => {
       const areaData = labels.map(month => monthData[month][area] || null);
       
       datasets.push({
@@ -521,6 +531,7 @@ class ChartFormatter {
     
     const counts = data.map(row => {
       const count = row.transaction_count || 
+                    row.total_offplan_transactions ||
                     row.count || 
                     row.rental_count || 
                     row.commercial_count ||

src/services/contextAwareSQLGenerator.js

@@ -125,7 +125,7 @@ class ContextAwareSQLGenerator {
       limit: parsedQuery.refinements?.limit || 10,
       roomType: null,
       projectName: parsedQuery.projectName || null,
-      topCount: parsedQuery.topCount || 5
+      topCount: parsedQuery.topCount !== undefined && parsedQuery.topCount !== null ? parsedQuery.topCount : null
     };
 
     // Extract room type for BHK queries

src/services/queryTemplates.js

@@ -311,45 +311,60 @@ class QueryTemplates {
       },
 
       // Q10: Avg price of 3BHK apartment by area (monthly grouping, top 5)
-      bhk_apartment_price: (params) => ({
+      bhk_apartment_price: (params) => {
-        sql: `
+        const topCount = params.topCount;
-          WITH monthly_avg AS (
+        // If topCount is specified, use it; otherwise show all areas
-            SELECT 
+        const limitClause = topCount !== null && topCount !== undefined ? `LIMIT ${topCount}` : '';
-              DATE_FORMAT(start_date, '%Y-%m') AS month,
+        
-              area_en,
+        return {
-              AVG(annual_amount) AS avg_price,
+          sql: `
-              COUNT(*) AS transaction_count,
+            WITH monthly_avg AS (
-              AVG(actual_area) AS avg_area
+              SELECT 
-            FROM rents 
+                DATE_FORMAT(start_date, '%Y-%m') AS month,
-            WHERE rooms = ? 
+                area_en,
-              AND (prop_sub_type_en = 'flat' OR prop_sub_type_en = 'villa')
+                AVG(annual_amount) AS avg_price,
-              AND start_date >= ?
+                COUNT(*) AS transaction_count,
-              AND area_en IS NOT NULL
+                AVG(actual_area) AS avg_area
-              AND annual_amount IS NOT NULL
+              FROM rents 
-              AND annual_amount > 0
+              WHERE rooms = ? 
+                AND (prop_sub_type_en = 'flat' OR prop_sub_type_en = 'villa')
+                AND start_date >= ?
+                AND area_en IS NOT NULL
+                AND annual_amount IS NOT NULL
+                AND annual_amount > 0
             GROUP BY month, area_en
             HAVING transaction_count >= 1
           ),
-          ranked_areas AS (
+          top_areas AS (
             SELECT 
-              month,
               area_en,
-              avg_price,
+              SUM(transaction_count) AS total_transactions,
-              transaction_count,
+              AVG(avg_price) AS overall_avg_price
-              ROW_NUMBER() OVER (PARTITION BY month ORDER BY avg_price DESC) AS rn
             FROM monthly_avg
+            GROUP BY area_en
+            ORDER BY total_transactions DESC, overall_avg_price DESC
+            ${limitClause}
+          ),
+          filtered_monthly AS (
+            SELECT 
+              ma.month,
+              ma.area_en,
+              ma.avg_price,
+              ma.transaction_count
+            FROM monthly_avg ma
+            INNER JOIN top_areas ta ON ma.area_en = ta.area_en
           )
           SELECT 
             month,
             area_en,
             ROUND(avg_price, 2) AS avg_price,
             transaction_count
-          FROM ranked_areas
+          FROM filtered_monthly
-          WHERE rn <= 5
+          ORDER BY month ASC, avg_price DESC
-          ORDER BY month DESC, avg_price DESC
         `,
         params: [params.roomType, params.startDate]
-      }),
+      };
+    },
 
       // Filtered property queries (transactions with area + property type)
       filtered_transactions: (params) => ({