Don't load entries with a future

All the data is now loaded on first login and should be always kept in sync
when entries are added or edited. This makes the application more responsive.

lib/screens/nutritional_plan_screen.dart

@@ -39,13 +39,6 @@ class NutritionalPlanScreen extends StatefulWidget {
 }
 
 class _NutritionalPlanScreenState extends State<NutritionalPlanScreen> {
-  Future<NutritionalPlan> _loadNutritionalPlanDetail(BuildContext context, int planId) async {
-    var plan = Provider.of<Nutrition>(context, listen: false).findById(planId);
-    await Provider.of<Nutrition>(context, listen: false).fetchAndSetLogs(plan);
-
-    return plan;
-  }
-
   Widget getAppBar(NutritionalPlan plan) {
     return AppBar(
       title: Text(AppLocalizations.of(context).nutritionalPlan),
@@ -90,16 +83,10 @@ class _NutritionalPlanScreenState extends State<NutritionalPlanScreen> {
     final nutritionalPlan = ModalRoute.of(context).settings.arguments as NutritionalPlan;
 
     return Scaffold(
-      appBar: getAppBar(nutritionalPlan),
+      //appBar: getAppBar(nutritionalPlan),
       //drawer: AppDrawer(),
-      body: FutureBuilder<NutritionalPlan>(
-        future: _loadNutritionalPlanDetail(context, nutritionalPlan.id),
-        builder: (context, AsyncSnapshot<NutritionalPlan> snapshot) =>
-            snapshot.connectionState == ConnectionState.waiting
-                ? Center(child: CircularProgressIndicator())
-                : Consumer<Nutrition>(
-                    builder: (context, nutrition, _) => NutritionalPlanDetailWidget(snapshot.data),
-                  ),
+      body: Consumer<Nutrition>(
+        builder: (context, nutrition, _) => NutritionalPlanDetailWidget(nutritionalPlan),
       ),
     );
   }

lib/screens/nutritional_plans_screen.dart

@@ -20,7 +20,7 @@ import 'package:flutter/material.dart';
 import 'package:provider/provider.dart';
 import 'package:wger/locale/locales.dart';
 import 'package:wger/models/nutrition/nutritional_plan.dart';
-import 'package:wger/providers/workout_plans.dart';
+import 'package:wger/providers/nutrition.dart';
 import 'package:wger/widgets/app_drawer.dart';
 import 'package:wger/widgets/core/bottom_sheet.dart';
 import 'package:wger/widgets/nutrition/forms.dart';
@@ -56,8 +56,8 @@ class _NutritionScreenState extends State<NutritionScreen> {
           //await showNutritionalPlanSheet(context, nutritionalPlan);
         },
       ),
-      body: Consumer<WorkoutPlans>(
-        builder: (context, productsData, child) => NutritionalPlansList(),
+      body: Consumer<Nutrition>(
+        builder: (context, nutritionProvider, child) => NutritionalPlansList(nutritionProvider),
       ),
     );
   }

lib/screens/weight_screen.dart

@@ -57,13 +57,8 @@ class _WeightScreenState extends State<WeightScreen> {
           );
         },
       ),
-      body: FutureBuilder(
-        future: Provider.of<BodyWeight>(context, listen: false).fetchAndSetEntries(),
-        builder: (context, snapshot) => snapshot.connectionState == ConnectionState.waiting
-            ? Center(child: CircularProgressIndicator())
-            : Consumer<BodyWeight>(
-                builder: (context, weightProvider, child) => WeightEntriesList(weightProvider),
-              ),
+      body: Consumer<BodyWeight>(
+        builder: (context, weightProvider, child) => WeightEntriesList(weightProvider),
       ),
     );
   }

lib/widgets/nutrition/nutritional_plans_list.dart

@@ -18,24 +18,25 @@
 
 import 'package:flutter/material.dart';
 import 'package:intl/intl.dart';
-import 'package:provider/provider.dart';
 import 'package:wger/providers/nutrition.dart';
 import 'package:wger/screens/nutritional_plan_screen.dart';
 
 class NutritionalPlansList extends StatelessWidget {
+  Nutrition _nutritrionProvider;
+  NutritionalPlansList(this._nutritrionProvider);
+
   @override
   Widget build(BuildContext context) {
-    final nutritrionalPlansData = Provider.of<Nutrition>(context);
     return ListView.builder(
       padding: const EdgeInsets.all(10.0),
-      itemCount: nutritrionalPlansData.items.length,
+      itemCount: _nutritrionProvider.items.length,
       itemBuilder: (context, index) {
-        final currentPlan = nutritrionalPlansData.items[index];
+        final currentPlan = _nutritrionProvider.items[index];
         return Dismissible(
           key: Key(currentPlan.id.toString()),
           onDismissed: (direction) {
             // Delete workout from DB
-            Provider.of<Nutrition>(context, listen: false).deletePlan(currentPlan.id);
+            _nutritrionProvider.deletePlan(currentPlan.id);
 
             // and inform the user
             Scaffold.of(context).showSnackBar(

lib/widgets/weight/entries_list.dart

@@ -18,7 +18,6 @@
 
 import 'package:flutter/material.dart';
 import 'package:intl/intl.dart';
-import 'package:provider/provider.dart';
 import 'package:wger/locale/locales.dart';
 import 'package:wger/providers/body_weight.dart';
 import 'package:wger/widgets/core/bottom_sheet.dart';
@@ -51,7 +50,7 @@ class WeightEntriesList extends StatelessWidget {
                 onDismissed: (direction) {
                   if (direction == DismissDirection.endToStart) {
                     // Delete entry from DB
-                    Provider.of<BodyWeight>(context, listen: false).deleteEntry(currentEntry.id);
+                    _weightProvider.deleteEntry(currentEntry.id);
 
                     // and inform the user
                     Scaffold.of(context).showSnackBar(