feat(insights): added kbju fetching for analitics

lib/features/insights/presentation/widgets/insights_card.dart

@@ -37,6 +37,7 @@ class InsightsCard extends StatelessWidget {
     this.canAdd = false,
     this.repository,
     this.kbjuEnabled = InsightsFeatureFlags.kbjuEnabled,
+    this.refreshToken = 0,
   });
 
   final String? slug;
@@ -44,6 +45,10 @@ class InsightsCard extends StatelessWidget {
   final InsightsRepository? repository;
   final bool kbjuEnabled;
 
+  /// При смене значения блок перезапрашивает данные (например, после правок
+  /// в дневнике), сохраняя вкладку, период и выбранный день.
+  final int refreshToken;
+
   @override
   Widget build(BuildContext context) {
     return KeyedSubtree(
@@ -55,14 +60,29 @@ class InsightsCard extends StatelessWidget {
           canAdd: canAdd,
           kbjuEnabled: kbjuEnabled,
         )..load(),
-        child: const _InsightsView(),
+        child: _InsightsView(refreshToken: refreshToken),
       ),
     );
   }
 }
 
-class _InsightsView extends StatelessWidget {
-  const _InsightsView();
+class _InsightsView extends StatefulWidget {
+  const _InsightsView({required this.refreshToken});
+
+  final int refreshToken;
+
+  @override
+  State<_InsightsView> createState() => _InsightsViewState();
+}
+
+class _InsightsViewState extends State<_InsightsView> {
+  @override
+  void didUpdateWidget(covariant _InsightsView oldWidget) {
+    super.didUpdateWidget(oldWidget);
+    if (oldWidget.refreshToken != widget.refreshToken) {
+      context.read<InsightsCubit>().refresh();
+    }
+  }
 
   @override
   Widget build(BuildContext context) {
@@ -113,7 +133,7 @@ class _ErrorContent extends StatelessWidget {
   Widget build(BuildContext context) {
     final s = S.of(context);
     return Padding(
-      padding: const EdgeInsets.symmetric(horizontal: 20, vertical: 12),
+      padding: const EdgeInsets.symmetric(horizontal: 16, vertical: 12),
       child: Row(
         children: [
           Expanded(
@@ -158,9 +178,9 @@ class _LoadedContent extends StatelessWidget {
               child: state.isExpanded
                   ? Padding(
                       padding: EdgeInsets.fromLTRB(
-                        20,
+                        16,
                         0,
-                        20,
+                        16,
                         showFab ? 24 + 44 : 24,
                       ),
                       child: _Body(state: state),
@@ -241,7 +261,7 @@ class _Toggle extends StatelessWidget {
       borderRadius: BorderRadius.circular(8),
       onTap: onTap,
       child: Padding(
-        padding: const EdgeInsets.symmetric(horizontal: 20, vertical: 16),
+        padding: const EdgeInsets.symmetric(horizontal: 16, vertical: 16),
         child: Row(
           children: [
             Container(
@@ -443,8 +463,7 @@ class _PanelContent extends StatelessWidget {
   }
 }
 
-/// «КБЖУ по дням». Период пока фиксирован: перезапрос появится вместе с
-/// эндпоинтом `GET /api/profile/insights` (итерация 2).
+/// «КБЖУ по дням». Смена периода перезапрашивает `GET /api/profile/insights`.
 class _DailyPanel extends StatelessWidget {
   const _DailyPanel({required this.state});
 
@@ -462,9 +481,10 @@ class _DailyPanel extends StatelessWidget {
       children: [
         PeriodPills<DailyPeriod>(
           periods: DailyPeriod.values,
-          selected: DailyPeriod.twoWeeks,
+          selected: state.dailyPeriod,
           labelOf: (period) => period.pillLabel(s),
           keyOf: (period) => period.apiValue,
+          onSelected: cubit.setDailyPeriod,
         ),
         const SizedBox(height: 16),
         if (daily == null)
@@ -474,7 +494,7 @@ class _DailyPanel extends StatelessWidget {
             headline: daily.headline,
             unit: s.insights_unit_kcal_avg,
             deltaText: daily.deltaText,
-            isDeltaHighlighted: daily.percent != null,
+            isDeltaHighlighted: (daily.percent ?? 0) != 0,
           ),
           const SizedBox(height: 12),
           SeriesChips(
@@ -510,7 +530,7 @@ class _DailyPanel extends StatelessWidget {
   }
 }
 
-/// «В течение дня». Навигация по датам неактивна до итерации 2.
+/// «В течение дня». Листание дней запрашивает только `/insights/intra`.
 class _IntraPanel extends StatelessWidget {
   const _IntraPanel({required this.state});
 
@@ -530,7 +550,12 @@ class _IntraPanel extends StatelessWidget {
     return Column(
       crossAxisAlignment: CrossAxisAlignment.start,
       children: [
-        IntraDateNav(model: intra),
+        IntraDateNav(
+          model: intra,
+          onPreviousDay: cubit.showPreviousDay,
+          onNextDay: cubit.showNextDay,
+          onDatePicked: cubit.setIntraDate,
+        ),
         const SizedBox(height: 16),
         SeriesChips(
           chips: [