Implemented ranges for the values in the AQI chart based on the selected pollutant.

lib/pages/analytics/modules/air_quality/helpers/range_of_aqi_charts_helper.dart

@@ -18,7 +18,11 @@ abstract final class RangeOfAqiChartsHelper {
     (ColorsManager.hazardousPurple, 'Hazardous'),
   ];
 
-  static FlTitlesData titlesData(BuildContext context, List<RangeOfAqi> data) {
+  static FlTitlesData titlesData(
+    BuildContext context,
+    List<RangeOfAqi> data, {
+    double leftSideInterval = 50,
+  }) {
     final titlesData = EnergyManagementChartsHelper.titlesData(context);
     return titlesData.copyWith(
       bottomTitles: titlesData.bottomTitles.copyWith(
@@ -38,10 +42,11 @@ abstract final class RangeOfAqiChartsHelper {
       leftTitles: titlesData.leftTitles.copyWith(
         sideTitles: titlesData.leftTitles.sideTitles.copyWith(
           reservedSize: 70,
-          interval: 50,
+          interval: leftSideInterval,
           maxIncluded: false,
+          minIncluded: true,
           getTitlesWidget: (value, meta) {
-            final text = value >= 300 ? '301+' : value.toInt().toString();
+            final text = value.toInt().toString();
             return Padding(
               padding: const EdgeInsetsDirectional.only(end: 12),
               child: FittedBox(

lib/pages/analytics/modules/air_quality/widgets/range_of_aqi_chart.dart

@@ -2,15 +2,18 @@ import 'package:fl_chart/fl_chart.dart';
 import 'package:flutter/material.dart';
 import 'package:syncrow_web/pages/analytics/models/range_of_aqi.dart';
 import 'package:syncrow_web/pages/analytics/modules/air_quality/helpers/range_of_aqi_charts_helper.dart';
+import 'package:syncrow_web/pages/analytics/modules/air_quality/widgets/aqi_type_dropdown.dart';
 import 'package:syncrow_web/pages/analytics/modules/energy_management/helpers/energy_management_charts_helper.dart';
 import 'package:syncrow_web/utils/color_manager.dart';
 
 class RangeOfAqiChart extends StatelessWidget {
   final List<RangeOfAqi> chartData;
+  final AqiType selectedAqiType;
 
   const RangeOfAqiChart({
     super.key,
     required this.chartData,
+    required this.selectedAqiType,
   });
 
   List<(List<double> values, Color color, Color? dotColor)> get _lines {
@@ -45,15 +48,34 @@ class RangeOfAqiChart extends StatelessWidget {
     ];
   }
 
+  (double maxY, double interval) get _maxYForAqiType {
+    const aqiMaxValues = <AqiType, (double maxY, double interval)>{
+      AqiType.aqi: (401, 100),
+      AqiType.pm25: (351, 50),
+      AqiType.pm10: (501, 100),
+      AqiType.hcho: (301, 50),
+      AqiType.tvoc: (501, 50),
+      AqiType.co2: (1251, 250),
+    };
+
+    return aqiMaxValues[selectedAqiType]!;
+  }
+
   @override
   Widget build(BuildContext context) {
     return LineChart(
       LineChartData(
         minY: 0,
-        maxY: 301,
+        maxY: _maxYForAqiType.$1,
         clipData: const FlClipData.vertical(),
-        gridData: EnergyManagementChartsHelper.gridData(horizontalInterval: 50),
+        gridData: EnergyManagementChartsHelper.gridData(
-        titlesData: RangeOfAqiChartsHelper.titlesData(context, chartData),
+          horizontalInterval: _maxYForAqiType.$2,
+        ),
+        titlesData: RangeOfAqiChartsHelper.titlesData(
+          context,
+          chartData,
+          leftSideInterval: _maxYForAqiType.$2,
+        ),
         borderData: EnergyManagementChartsHelper.borderData(),
         lineTouchData: RangeOfAqiChartsHelper.lineTouchData(chartData),
         betweenBarsData: [

lib/pages/analytics/modules/air_quality/widgets/range_of_aqi_chart_box.dart

@@ -32,7 +32,12 @@ class RangeOfAqiChartBox extends StatelessWidget {
               const SizedBox(height: 10),
               const Divider(),
               const SizedBox(height: 20),
-              Expanded(child: RangeOfAqiChart(chartData: state.filteredRangeOfAqi)),
+              Expanded(
+                child: RangeOfAqiChart(
+                  chartData: state.filteredRangeOfAqi,
+                  selectedAqiType: state.selectedAqiType,
+                ),
+              ),
             ],
           ),
         );