MVP release (#306)

<!--
  Thanks for contributing!

Provide a description of your changes below and a general summary in the
title

Please look at the following checklist to ensure that your PR can be
accepted quickly:
-->

## Description

MVP Release

## Type of Change

<!--- Put an `x` in all the boxes that apply: -->

- [x] ✨ New feature (non-breaking change which adds functionality)
- [ ] 🛠️ Bug fix (non-breaking change which fixes an issue)
- [ ] ❌ Breaking change (fix or feature that would cause existing
functionality to change)
- [ ] 🧹 Code refactor
- [ ] ✅ Build configuration change
- [ ] 📝 Documentation
- [ ] 🗑️ Chore

lib/pages/analytics/models/analytics_device.dart

@@ -25,8 +25,8 @@ class AnalyticsDevice {
 
   factory AnalyticsDevice.fromJson(Map<String, dynamic> json) {
     return AnalyticsDevice(
-      uuid: json['uuid'] as String,
-      name: json['name'] as String,
+      uuid: json['uuid'] as String? ?? '',
+      name: json['name'] as String? ?? '',
       createdAt: json['createdAt'] != null
           ? DateTime.parse(json['createdAt'] as String)
           : null,
@@ -39,8 +39,8 @@ class AnalyticsDevice {
           ? ProductDevice.fromJson(json['productDevice'] as Map<String, dynamic>)
           : null,
       spaceUuid: json['spaceUuid'] as String?,
-      latitude: json['lat'] != null ? double.parse(json['lat'] as String) : null,
-      longitude: json['lon'] != null ? double.parse(json['lon'] as String) : null,
+      latitude: json['lat'] != null ? double.parse(json['lat'] as String? ?? '0.0') : null,
+      longitude: json['lon'] != null ? double.parse(json['lon'] as String? ?? '0.0') : null,
     );
   }
 }

lib/pages/analytics/models/occupancy_heat_map_model.dart

@@ -14,12 +14,21 @@ class OccupancyHeatMapModel extends Equatable {
   });
 
   factory OccupancyHeatMapModel.fromJson(Map<String, dynamic> json) {
+    final eventDate = json['event_date'] as String?;
+    final year = eventDate?.split('-')[0];
+    final month = eventDate?.split('-')[1];
+    final day = eventDate?.split('-')[2];
+
     return OccupancyHeatMapModel(
       uuid: json['uuid'] as String? ?? '',
-      eventDate: DateTime.parse(
-        json['event_date'] as String? ?? '${DateTime.now()}',
+      eventDate: DateTime.utc(
+        int.parse(year ?? '2025'),
+        int.parse(month ?? '1'),
+        int.parse(day ?? '1'),
       ),
-      countTotalPresenceDetected: json['count_total_presence_detected'] as int? ?? 0,
+      countTotalPresenceDetected: num.parse(
+        json['count_total_presence_detected']?.toString() ?? '0',
+      ).toInt(),
     );
   }
 

lib/pages/analytics/models/range_of_aqi.dart

@@ -38,9 +38,9 @@ class RangeOfAqiValue extends Equatable {
   factory RangeOfAqiValue.fromJson(Map<String, dynamic> json) {
     return RangeOfAqiValue(
       type: json['type'] as String,
-      min: (json['min'] as num).toDouble(),
-      average: (json['average'] as num).toDouble(),
-      max: (json['max'] as num).toDouble(),
+      min: (json['min'] as num? ?? 0).toDouble(),
+      average: (json['average'] as num? ?? 0).toDouble(),
+      max: (json['max'] as num? ?? 0).toDouble(),
     );
   }
 

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

@@ -4,7 +4,6 @@ import 'package:syncrow_web/pages/analytics/modules/air_quality/blocs/air_qualit
 import 'package:syncrow_web/pages/analytics/modules/air_quality/blocs/device_location/device_location_bloc.dart';
 import 'package:syncrow_web/pages/analytics/modules/air_quality/blocs/range_of_aqi/range_of_aqi_bloc.dart';
 import 'package:syncrow_web/pages/analytics/modules/air_quality/widgets/aqi_type_dropdown.dart';
-import 'package:syncrow_web/pages/analytics/modules/analytics/blocs/analytics_date_picker_bloc/analytics_date_picker_bloc.dart';
 import 'package:syncrow_web/pages/analytics/modules/analytics/blocs/analytics_devices/analytics_devices_bloc.dart';
 import 'package:syncrow_web/pages/analytics/modules/energy_management/blocs/realtime_device_changes/realtime_device_changes_bloc.dart';
 import 'package:syncrow_web/pages/analytics/params/get_air_quality_distribution_param.dart';
@@ -22,13 +21,14 @@ abstract final class FetchAirQualityDataHelper {
     required String spaceUuid,
     bool shouldFetchAnalyticsDevices = true,
   }) {
-    final date = context.read<AnalyticsDatePickerBloc>().state.monthlyDate;
     final aqiType = context.read<AirQualityDistributionBloc>().state.selectedAqiType;
-    loadAnalyticsDevices(
-      context,
-      communityUuid: communityUuid,
-      spaceUuid: spaceUuid,
-    );
+    if (shouldFetchAnalyticsDevices) {
+      loadAnalyticsDevices(
+        context,
+        communityUuid: communityUuid,
+        spaceUuid: spaceUuid,
+      );
+    }
     loadRangeOfAqi(
       context,
       spaceUuid: spaceUuid,

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

@@ -18,11 +18,16 @@ 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(
         sideTitles: titlesData.bottomTitles.sideTitles.copyWith(
+          reservedSize: 36,
           getTitlesWidget: (value, meta) => Padding(
             padding: const EdgeInsetsDirectional.only(top: 20.0),
             child: Text(
@@ -38,10 +43,11 @@ 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/views/air_quality_view.dart

@@ -1,6 +1,7 @@
 import 'package:flutter/material.dart';
 import 'package:syncrow_web/pages/analytics/modules/air_quality/widgets/air_quality_end_side_widget.dart';
 import 'package:syncrow_web/pages/analytics/modules/air_quality/widgets/aqi_distribution_chart_box.dart';
+import 'package:syncrow_web/pages/analytics/modules/air_quality/widgets/aqi_legend.dart';
 import 'package:syncrow_web/pages/analytics/modules/air_quality/widgets/range_of_aqi_chart_box.dart';
 
 class AirQualityView extends StatelessWidget {
@@ -20,6 +21,10 @@ class AirQualityView extends StatelessWidget {
             child: Column(
               spacing: 32,
               children: [
+                SizedBox(
+                  height: height * 0.1,
+                  child: const AqiLegend(),
+                ),
                 SizedBox(
                   height: height * 1.2,
                   child: const AirQualityEndSideWidget(),
@@ -40,7 +45,7 @@ class AirQualityView extends StatelessWidget {
         return SingleChildScrollView(
           child: Container(
             padding: _padding,
-            height: height * 1.1,
+            height: height * 1.2,
             child: const Column(
               children: [
                 Expanded(
@@ -52,8 +57,9 @@ class AirQualityView extends StatelessWidget {
                         child: Column(
                           spacing: 20,
                           children: [
-                            Expanded(child: RangeOfAqiChartBox()),
-                            Expanded(child: AqiDistributionChartBox()),
+                            Expanded(flex: 2, child: AqiLegend()),
+                            Expanded(flex: 12, child: RangeOfAqiChartBox()),
+                            Expanded(flex: 12, child: AqiDistributionChartBox()),
                           ],
                         ),
                       ),

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

@@ -65,7 +65,7 @@ class AqiDeviceInfo extends StatelessWidget {
         );
         final tvocValue = _getValueForStatus(
           status,
-          'tvoc_value',
+          'voc_value',
           formatter: (value) => (value / 100).toStringAsFixed(2),
         );
 

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

@@ -3,6 +3,7 @@ import 'package:flutter/material.dart';
 import 'package:intl/intl.dart';
 import 'package:syncrow_web/pages/analytics/models/air_quality_data_model.dart';
 import 'package:syncrow_web/pages/analytics/modules/energy_management/helpers/energy_management_charts_helper.dart';
+import 'package:syncrow_web/pages/analytics/widgets/charts_x_axis_title.dart';
 import 'package:syncrow_web/utils/color_manager.dart';
 import 'package:syncrow_web/utils/extension/build_context_x.dart';
 
@@ -32,8 +33,13 @@ class AqiDistributionChart extends StatelessWidget {
   }
 
   List<BarChartGroupData> _buildBarGroups() {
-    return List.generate(chartData.length, (index) {
-      final data = chartData[index];
+    final groups = <BarChartGroupData>[];
+    for (var i = 0; i < chartData.length; i++) {
+      final data = chartData[i];
+      final isAllZero = data.data.every((d) => d.percentage == 0);
+      if (isAllZero) {
+        continue;
+      }
       final stackItems = <BarChartRodData>[];
       double currentY = 0;
       var isFirstElement = true;
@@ -56,13 +62,15 @@ class AqiDistributionChart extends StatelessWidget {
         currentY += percentageData.percentage + _rodStackItemsSpacing;
         isFirstElement = false;
       }
-
-      return BarChartGroupData(
-        x: index,
-        barRods: stackItems,
-        groupVertically: true,
+      groups.add(
+        BarChartGroupData(
+          x: i,
+          barRods: stackItems,
+          groupVertically: true,
+        ),
       );
-    });
+    }
+    return groups;
   }
 
   BarTouchData _barTouchData(BuildContext context) {
@@ -73,6 +81,7 @@ class AqiDistributionChart extends StatelessWidget {
           color: ColorsManager.semiTransparentBlack,
         ),
         tooltipRoundedRadius: 16,
+        maxContentWidth: 500,
         tooltipPadding: const EdgeInsets.all(8),
         getTooltipItem: (group, groupIndex, rod, rodIndex) {
           final data = chartData[group.x];
@@ -81,10 +90,13 @@ class AqiDistributionChart extends StatelessWidget {
 
           final textStyle = context.textTheme.bodySmall?.copyWith(
             color: ColorsManager.blackColor,
-            fontSize: 8,
+            fontSize: 11,
           );
 
           for (final percentageData in data.data) {
+            if (percentageData.percentage == 0) {
+              continue;
+            }
             final percentage = percentageData.percentage.toStringAsFixed(1);
             final type = percentageData.type[0].toUpperCase() +
                 percentageData.type.substring(1).replaceAll('_', ' ');
@@ -98,7 +110,7 @@ class AqiDistributionChart extends StatelessWidget {
             DateFormat('dd/MM/yyyy').format(data.date),
             context.textTheme.bodyMedium!.copyWith(
               color: ColorsManager.blackColor,
-              fontSize: 9,
+              fontSize: 12,
               fontWeight: FontWeight.w600,
             ),
             textAlign: TextAlign.start,
@@ -118,7 +130,6 @@ class AqiDistributionChart extends StatelessWidget {
     final leftTitles = titlesData.leftTitles.copyWith(
       sideTitles: titlesData.leftTitles.sideTitles.copyWith(
         reservedSize: 70,
-        interval: 20,
         maxIncluded: false,
         minIncluded: true,
         getTitlesWidget: (value, meta) => Padding(
@@ -139,8 +150,9 @@ class AqiDistributionChart extends StatelessWidget {
     );
 
     final bottomTitles = AxisTitles(
+      axisNameWidget: const ChartsXAxisTitle(),
       sideTitles: SideTitles(
-        showTitles: true,
+        showTitles: chartData.isNotEmpty,
         getTitlesWidget: (value, _) => FittedBox(
           alignment: AlignmentDirectional.bottomCenter,
           fit: BoxFit.scaleDown,
@@ -148,7 +160,7 @@ class AqiDistributionChart extends StatelessWidget {
             chartData[value.toInt()].date.day.toString(),
             style: context.textTheme.bodySmall?.copyWith(
               color: ColorsManager.lightGreyColor,
-              fontSize: 8,
+              fontSize: 12,
             ),
           ),
         ),

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

@@ -19,7 +19,7 @@ class AqiDistributionChartTitle extends StatelessWidget {
       children: [
         ChartsLoadingWidget(isLoading: isLoading),
         const Expanded(
-          flex: 3,
+          flex: 4,
           child: FittedBox(
             fit: BoxFit.scaleDown,
             alignment: AlignmentDirectional.centerStart,
@@ -28,23 +28,26 @@ class AqiDistributionChartTitle extends StatelessWidget {
             ),
           ),
         ),
-        FittedBox(
-          alignment: AlignmentDirectional.centerEnd,
-          fit: BoxFit.scaleDown,
-          child: AqiTypeDropdown(
-            onChanged: (value) {
-              if (value != null) {
-                final bloc = context.read<AirQualityDistributionBloc>();
-                try {
-                  final param = _makeLoadAqiDistributionParam(context, value);
-                  bloc.add(LoadAirQualityDistribution(param));
-                } catch (_) {
-                  return;
-                } finally {
-                  bloc.add(UpdateAqiTypeEvent(value));
+        Expanded(
+          flex: 2,
+          child: FittedBox(
+            alignment: AlignmentDirectional.centerEnd,
+            fit: BoxFit.scaleDown,
+            child: AqiTypeDropdown(
+              onChanged: (value) {
+                if (value != null) {
+                  final bloc = context.read<AirQualityDistributionBloc>();
+                  try {
+                    final param = _makeLoadAqiDistributionParam(context, value);
+                    bloc.add(LoadAirQualityDistribution(param));
+                  } catch (_) {
+                    return;
+                  } finally {
+                    bloc.add(UpdateAqiTypeEvent(value));
+                  }
                 }
-              }
-            },
+              },
+            ),
           ),
         ),
       ],

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

@@ -0,0 +1,38 @@
+import 'package:flutter/material.dart';
+import 'package:syncrow_web/pages/analytics/modules/air_quality/helpers/range_of_aqi_charts_helper.dart';
+import 'package:syncrow_web/pages/analytics/modules/analytics/widgets/chart_informative_cell.dart';
+import 'package:syncrow_web/utils/style.dart';
+
+class AqiLegend extends StatelessWidget {
+  const AqiLegend({super.key});
+
+  @override
+  Widget build(BuildContext context) {
+    return Container(
+      padding: const EdgeInsetsDirectional.all(20),
+      decoration: subSectionContainerDecoration.copyWith(
+        borderRadius: BorderRadius.circular(20),
+      ),
+      child: Row(
+        mainAxisAlignment: MainAxisAlignment.center,
+        spacing: 16,
+        children: RangeOfAqiChartsHelper.gradientData.map((e) {
+          return Flexible(
+            flex: 4,
+            child: FittedBox(
+              fit: BoxFit.fill,
+              child: ChartInformativeCell(
+                color: e.$1,
+                title: FittedBox(
+                  fit: BoxFit.fill,
+                  child: Text(e.$2),
+                ),
+                height: null,
+              ),
+            ),
+          );
+        }).toList(),
+      ),
+    );
+  }
+}

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

@@ -47,36 +47,37 @@ class AqiLocationInfoCell extends StatelessWidget {
               ),
             ),
             Align(
-              alignment: AlignmentDirectional.bottomEnd,
-              child: Padding(
-                padding: const EdgeInsetsDirectional.all(10),
-                child: SizedBox(
-                  height: 40,
-                  width: 120,
-                  child: FittedBox(
-                    fit: BoxFit.scaleDown,
-                    alignment: AlignmentDirectional.bottomEnd,
-                    child: Text(
-                      value,
-                      style: context.textTheme.bodySmall?.copyWith(
-                        color: ColorsManager.vividBlue.withValues(alpha: 0.7),
-                        fontWeight: FontWeight.w700,
-                        fontSize: 24,
+              alignment: AlignmentDirectional.bottomCenter,
+              child: Row(
+                crossAxisAlignment: CrossAxisAlignment.end,
+                children: [
+                  Expanded(
+                    child: SvgPicture.asset(
+                      svgPath,
+                      fit: BoxFit.scaleDown,
+                      alignment: AlignmentDirectional.bottomStart,
+                    ),
+                  ),
+                  Expanded(
+                    child: FittedBox(
+                      fit: BoxFit.scaleDown,
+                      alignment: AlignmentDirectional.bottomEnd,
+                      child: Padding(
+                        padding: const EdgeInsetsDirectional.all(10),
+                        child: Text(
+                          value,
+                          style: context.textTheme.bodySmall?.copyWith(
+                            color: ColorsManager.vividBlue.withValues(
+                              alpha: 0.7,
+                            ),
+                            fontWeight: FontWeight.w700,
+                            fontSize: 24,
+                          ),
+                        ),
                       ),
                     ),
                   ),
-                ),
-              ),
-            ),
-            Align(
-              alignment: AlignmentDirectional.bottomStart,
-              child: SizedBox.square(
-                dimension: MediaQuery.sizeOf(context).width * 0.45,
-                child: FittedBox(
-                  fit: BoxFit.scaleDown,
-                  alignment: AlignmentDirectional.bottomStart,
-                  child: SvgPicture.asset(svgPath),
-                ),
+                ],
               ),
             ),
           ],

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

@@ -6,8 +6,8 @@ enum AqiType {
   aqi('AQI', '', 'aqi'),
   pm25('PM2.5', 'µg/m³', 'pm25'),
   pm10('PM10', 'µg/m³', 'pm10'),
-  hcho('HCHO', 'mg/m³', 'cho2'),
-  tvoc('TVOC', 'µg/m³', 'voc'),
+  hcho('HCHO', 'mg/m³', 'ch2o'),
+  tvoc('TVOC', 'mg/m³', 'voc'),
   co2('CO2', 'ppm', 'co2');
 
   const AqiType(this.value, this.unit, this.code);

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),
-        titlesData: RangeOfAqiChartsHelper.titlesData(context, chartData),
+        gridData: EnergyManagementChartsHelper.gridData(
+          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,
+                ),
+              ),
             ],
           ),
         );

lib/pages/analytics/modules/analytics/widgets/chart_informative_cell.dart

@@ -7,16 +7,18 @@ class ChartInformativeCell extends StatelessWidget {
     required this.title,
     required this.color,
     this.hasBorder = false,
+    this.height,
   });
 
   final Widget title;
   final Color color;
   final bool hasBorder;
+  final double? height;
 
   @override
   Widget build(BuildContext context) {
     return Container(
-      height: MediaQuery.sizeOf(context).height * 0.0385,
+      height: height ?? MediaQuery.sizeOf(context).height * 0.0385,
       padding: const EdgeInsetsDirectional.symmetric(
         vertical: 8,
         horizontal: 12,

lib/pages/analytics/modules/energy_management/helpers/energy_management_charts_helper.dart

@@ -1,6 +1,7 @@
 import 'package:fl_chart/fl_chart.dart';
 import 'package:flutter/material.dart';
 import 'package:syncrow_web/pages/analytics/helpers/format_number_to_kwh.dart';
+import 'package:syncrow_web/pages/analytics/widgets/charts_x_axis_title.dart';
 import 'package:syncrow_web/utils/color_manager.dart';
 import 'package:syncrow_web/utils/extension/build_context_x.dart';
 
@@ -15,6 +16,7 @@ abstract final class EnergyManagementChartsHelper {
     return FlTitlesData(
       show: true,
       bottomTitles: AxisTitles(
+        axisNameWidget: const ChartsXAxisTitle(),
         drawBelowEverything: true,
         sideTitles: SideTitles(
           interval: 1,
@@ -62,17 +64,12 @@ abstract final class EnergyManagementChartsHelper {
     );
   }
 
-  static String getToolTipLabel(num month, double value) {
-    final monthLabel = month.toString();
-    final valueLabel = value.formatNumberToKwh;
-    final labels = [monthLabel, valueLabel];
-    return labels.where((element) => element.isNotEmpty).join(', ');
-  }
+  static String getToolTipLabel(double value) => value.formatNumberToKwh;
 
   static List<LineTooltipItem?> getTooltipItems(List<LineBarSpot> touchedSpots) {
     return touchedSpots.map((spot) {
       return LineTooltipItem(
-        getToolTipLabel(spot.x, spot.y),
+        getToolTipLabel(spot.y),
         const TextStyle(
           color: ColorsManager.textPrimaryColor,
           fontWeight: FontWeight.w600,

lib/pages/analytics/modules/energy_management/widgets/analytics_device_dropdown.dart

@@ -28,15 +28,29 @@ class AnalyticsDeviceDropdown extends StatelessWidget {
             ),
           ),
           child: Visibility(
-            visible: state.devices.isNotEmpty,
-            replacement: _buildNoDevicesFound(context),
-            child: _buildDevicesDropdown(context, state),
+            visible: state.status != AnalyticsDevicesStatus.loading,
+            replacement: _buildLoadingIndicator(),
+            child: Visibility(
+              visible: state.devices.isNotEmpty,
+              replacement: _buildNoDevicesFound(context),
+              child: _buildDevicesDropdown(context, state),
+            ),
           ),
         );
       },
     );
   }
 
+  Widget _buildLoadingIndicator() {
+    return const Center(
+      child: SizedBox(
+        width: 24,
+        height: 24,
+        child: CircularProgressIndicator(strokeWidth: 3),
+      ),
+    );
+  }
+
   static const _defaultPadding = EdgeInsetsDirectional.symmetric(
     horizontal: 20,
     vertical: 2,

lib/pages/analytics/modules/energy_management/widgets/energy_consumption_per_device_chart_box.dart

@@ -37,7 +37,7 @@ class EnergyConsumptionPerDeviceChartBox extends StatelessWidget {
                       fit: BoxFit.scaleDown,
                       alignment: AlignmentDirectional.centerStart,
                       child: ChartTitle(
-                        title: Text('Energy Consumption per Device'),
+                        title: Text('Device energy consumed'),
                       ),
                     ),
                   ),

lib/pages/analytics/modules/energy_management/widgets/total_energy_consumption_chart.dart

@@ -14,14 +14,17 @@ class TotalEnergyConsumptionChart extends StatelessWidget {
     return Expanded(
       child: LineChart(
         LineChartData(
+          maxY: chartData.isEmpty
+              ? null
+              : chartData.map((e) => e.value).reduce((a, b) => a > b ? a : b) + 250,
           clipData: const FlClipData.vertical(),
           titlesData: EnergyManagementChartsHelper.titlesData(
             context,
-            leftTitlesInterval: 250,
+            leftTitlesInterval: 500,
           ),
           gridData: EnergyManagementChartsHelper.gridData().copyWith(
             checkToShowHorizontalLine: (value) => true,
-            horizontalInterval: 250,
+            horizontalInterval: 500,
           ),
           borderData: EnergyManagementChartsHelper.borderData(),
           lineTouchData: EnergyManagementChartsHelper.lineTouchData(),
@@ -29,7 +32,6 @@ class TotalEnergyConsumptionChart extends StatelessWidget {
         ),
         duration: Duration.zero,
         curve: Curves.easeIn,
-        
       ),
     );
   }

lib/pages/analytics/modules/energy_management/widgets/total_energy_consumption_chart_box.dart

@@ -32,7 +32,7 @@ class TotalEnergyConsumptionChartBox extends StatelessWidget {
                   child: FittedBox(
                     alignment: AlignmentDirectional.centerStart,
                     fit: BoxFit.scaleDown,
-                    child: ChartTitle(title: Text('Total Energy Consumption')),
+                    child: ChartTitle(title: Text('Space energy consumed')),
                   ),
                 ),
                 const Spacer(flex: 4),

lib/pages/analytics/modules/occupancy/helpers/fetch_occupancy_data_helper.dart

@@ -81,7 +81,7 @@ abstract final class FetchOccupancyDataHelper {
             param: GetAnalyticsDevicesParam(
               communityUuid: communityUuid,
               spaceUuid: spaceUuid,
-              deviceTypes: ['WPS', 'CPS'],
+              deviceTypes: ['WPS', 'CPS', 'NCPS'],
               requestType: AnalyticsDeviceRequestType.occupancy,
             ),
             onSuccess: (device) {

lib/pages/analytics/modules/occupancy/views/analytics_occupancy_view.dart

@@ -20,7 +20,7 @@ class AnalyticsOccupancyView extends StatelessWidget {
             child: Column(
               spacing: 32,
               children: [
-                SizedBox(height: height * 0.46, child: const OccupancyEndSideBar()),
+                SizedBox(height: height * 0.8, child: const OccupancyEndSideBar()),
                 SizedBox(height: height * 0.5, child: const OccupancyChartBox()),
                 SizedBox(height: height * 0.5, child: const OccupancyHeatMapBox()),
               ],

lib/pages/analytics/modules/occupancy/widgets/heat_map_tooltip.dart

@@ -39,7 +39,7 @@ class HeatMapTooltip extends StatelessWidget {
             ),
             const Divider(height: 2, thickness: 1),
             Text(
-              '$value Occupants',
+              'Occupancy detected: $value',
               style: context.textTheme.bodySmall?.copyWith(
                 fontSize: 10,
                 fontWeight: FontWeight.w500,

lib/pages/analytics/modules/occupancy/widgets/interactive_heat_map.dart

@@ -52,7 +52,7 @@ class _InteractiveHeatMapState extends State<InteractiveHeatMap> {
             color: Colors.transparent,
             child: Transform.translate(
               offset: Offset(-(widget.cellSize * 2.5), -50),
-              child: HeatMapTooltip(date: item.date, value: item.value),
+              child: HeatMapTooltip(date: item.date.toUtc(), value: item.value),
             ),
           ),
         ),

lib/pages/analytics/modules/occupancy/widgets/occupancy_chart.dart

@@ -2,6 +2,7 @@ import 'package:fl_chart/fl_chart.dart';
 import 'package:flutter/material.dart';
 import 'package:syncrow_web/pages/analytics/models/occupacy.dart';
 import 'package:syncrow_web/pages/analytics/modules/energy_management/helpers/energy_management_charts_helper.dart';
+import 'package:syncrow_web/pages/analytics/widgets/charts_x_axis_title.dart';
 import 'package:syncrow_web/utils/color_manager.dart';
 import 'package:syncrow_web/utils/extension/build_context_x.dart';
 
@@ -88,8 +89,8 @@ class OccupancyChart extends StatelessWidget {
   }) {
     final data = chartData;
 
-    final occupancyValue = double.parse(data[group.x.toInt()].occupancy);
-    final percentage = '${(occupancyValue).toStringAsFixed(0)}%';
+    final occupancyValue = double.parse(data[group.x].occupancy);
+    final percentage = '${occupancyValue.toStringAsFixed(0)}%';
 
     return BarTooltipItem(
       percentage,
@@ -116,7 +117,7 @@ class OccupancyChart extends StatelessWidget {
             alignment: AlignmentDirectional.centerStart,
             fit: BoxFit.scaleDown,
             child: Text(
-              '${(value).toStringAsFixed(0)}%',
+              '${value.toStringAsFixed(0)}%',
               style: context.textTheme.bodySmall?.copyWith(
                 fontSize: 12,
                 color: ColorsManager.greyColor,
@@ -128,6 +129,7 @@ class OccupancyChart extends StatelessWidget {
     );
 
     final bottomTitles = AxisTitles(
+      axisNameWidget: const ChartsXAxisTitle(),
       sideTitles: SideTitles(
         showTitles: true,
         getTitlesWidget: (value, _) => FittedBox(

lib/pages/analytics/modules/occupancy/widgets/occupancy_end_side_bar.dart

@@ -23,10 +23,9 @@ class OccupancyEndSideBar extends StatelessWidget {
           child: Column(
             crossAxisAlignment: CrossAxisAlignment.start,
             children: [
-              const AnalyticsSidebarHeader(title: 'Presnce Sensor'),
+              const AnalyticsSidebarHeader(title: 'Presence Sensor'),
               Expanded(
                 child: SizedBox(
-                  // height: MediaQuery.sizeOf(context).height * 0.2,
                   child: PowerClampEnergyStatusWidget(
                     status: [
                       PowerClampEnergyStatus(

lib/pages/analytics/modules/occupancy/widgets/occupancy_heat_map.dart

@@ -9,8 +9,13 @@ import 'package:syncrow_web/pages/analytics/modules/occupancy/widgets/occupancy_
 import 'package:syncrow_web/utils/color_manager.dart';
 
 class OccupancyHeatMap extends StatelessWidget {
-  const OccupancyHeatMap({required this.heatMapData, super.key});
+  const OccupancyHeatMap({
+    required this.heatMapData,
+    required this.selectedDate,
+    super.key,
+  });
   final Map<DateTime, int> heatMapData;
+  final DateTime selectedDate;
 
   static const _cellSize = 16.0;
   static const _totalWeeks = 53;
@@ -20,7 +25,7 @@ class OccupancyHeatMap extends StatelessWidget {
       : 0;
 
   DateTime _getStartingDate() {
-    final jan1 = DateTime(DateTime.now().year, 1, 1);
+    final jan1 = DateTime.utc(selectedDate.year, 1, 1);
     final startOfWeek = jan1.subtract(Duration(days: jan1.weekday - 1));
     return startOfWeek;
   }

lib/pages/analytics/modules/occupancy/widgets/occupancy_heat_map_box.dart

@@ -70,6 +70,8 @@ class OccupancyHeatMapBox extends StatelessWidget {
               const SizedBox(height: 20),
               Expanded(
                 child: OccupancyHeatMap(
+                  selectedDate:
+                      context.watch<AnalyticsDatePickerBloc>().state.yearlyDate,
                   heatMapData: state.heatMapData.asMap().map(
                         (_, value) => MapEntry(
                           value.eventDate,

lib/pages/analytics/widgets/charts_x_axis_title.dart

@@ -0,0 +1,23 @@
+import 'package:flutter/material.dart';
+import 'package:syncrow_web/utils/color_manager.dart';
+import 'package:syncrow_web/utils/extension/build_context_x.dart';
+
+class ChartsXAxisTitle extends StatelessWidget {
+  const ChartsXAxisTitle({
+    this.label = 'Day of month',
+    super.key,
+  });
+
+  final String label;
+
+  @override
+  Widget build(BuildContext context) {
+    return Text(
+      label,
+      style: context.textTheme.bodySmall?.copyWith(
+        color: ColorsManager.lightGreyColor,
+        fontSize: 8,
+      ),
+    );
+  }
+}