add ecor to activity overview

lib/widgets/activity_widgets/activity_overview_widget.dart

 import 'package:encrateia/models/athlete.dart';
+import 'package:encrateia/models/weight.dart';
+import 'package:encrateia/utils/enums.dart';
 import 'package:flutter/material.dart';
 import 'package:encrateia/utils/date_time_utils.dart';
 import 'package:intl/intl.dart';
 import 'package:encrateia/models/activity.dart';
 import 'package:encrateia/utils/icon_utils.dart';
 
-class ActivityOverviewWidget extends StatelessWidget {
+class ActivityOverviewWidget extends StatefulWidget {
   final Activity activity;
   final Athlete athlete;
 
@@ -14,6 +16,17 @@ class ActivityOverviewWidget extends StatelessWidget {
     @required this.athlete,
   });
 
+  @override
+  _ActivityOverviewWidgetState createState() => _ActivityOverviewWidgetState();
+}
+
+class _ActivityOverviewWidgetState extends State<ActivityOverviewWidget> {
+  @override
+  void initState() {
+    getData();
+    super.initState();
+  }
+
   @override
   Widget build(context) {
     return ListTileTheme(
@@ -23,72 +36,92 @@ class ActivityOverviewWidget extends StatelessWidget {
         children: <Widget>[
           ListTile(
             leading: MyIcon.time,
-            title:
-                Text(Duration(seconds: activity.db.movingTime ?? 0).asString()),
+            title: Text(Duration(seconds: widget.activity.db.movingTime ?? 0)
+                .asString()),
             subtitle: Text('moving time'),
           ),
           ListTile(
             leading: MyIcon.speed,
-            title: Text(activity.db.avgSpeed.toPace() +
+            title: Text(widget.activity.db.avgSpeed.toPace() +
                 " / " +
-                activity.db.maxSpeed.toPace()),
+                widget.activity.db.maxSpeed.toPace()),
             subtitle: Text('avg / max pace'),
           ),
+          ListTile(
+            leading: MyIcon.power,
+            title: Text((widget.activity.weight != null)
+                ? widget.activity
+                        .get(activityAttr: ActivityAttr.ecor)
+                        .toStringAsFixed(2) +
+                    " W s/kg m"
+                : "not available"),
+            subtitle: Text('ecor'),
+          ),
           ListTile(
             leading: MyIcon.heartRate,
             title: Text(
-                "${activity.db.avgHeartRate} bpm / ${activity.db.maxHeartRate} bpm"),
+                "${widget.activity.db.avgHeartRate} bpm / ${widget.activity.db.maxHeartRate} bpm"),
             subtitle: Text('avg / max heart rate'),
           ),
           ListTile(
             leading: MyIcon.power,
-            title: Text("${activity.db.avgPower.toStringAsFixed(1)} W"),
+            title: Text("${widget.activity.db.avgPower.toStringAsFixed(1)} W"),
             subtitle: Text('avg power'),
           ),
           ListTile(
             leading: MyIcon.power,
             title: Text(
-                "${(activity.db.avgPower / activity.db.avgHeartRate).toStringAsFixed(2)} W/bpm"),
+                "${(widget.activity.db.avgPower / widget.activity.db.avgHeartRate).toStringAsFixed(2)} W/bpm"),
             subtitle: Text('power / heart rate'),
           ),
           ListTile(
             leading: MyIcon.distance,
-            title:
-                Text('${(activity.db.distance / 1000).toStringAsFixed(2)} km'),
+            title: Text(
+                '${(widget.activity.db.distance / 1000).toStringAsFixed(2)} km'),
             subtitle: Text('distance'),
           ),
           ListTile(
             leading: MyIcon.calories,
-            title: Text('${activity.db.totalCalories} kcal'),
+            title: Text('${widget.activity.db.totalCalories} kcal'),
             subtitle: Text('total calories'),
           ),
           ListTile(
             leading: MyIcon.timeStamp,
             title: Text(DateFormat("dd MMM yyyy, h:mm:ss")
-                .format(activity.db.timeCreated)),
+                .format(widget.activity.db.timeCreated)),
             subtitle: Text('time created'),
           ),
           ListTile(
             leading: MyIcon.climb,
             title: Text(
-                "${activity.db.totalAscent} m - ${activity.db.totalDescent} m"
-                " = ${activity.db.totalAscent - activity.db.totalDescent} m"),
+                "${widget.activity.db.totalAscent} m - ${widget.activity.db.totalDescent} m"
+                " = ${widget.activity.db.totalAscent - widget.activity.db.totalDescent} m"),
             subtitle: Text('total ascent - descent = total climb'),
           ),
           ListTile(
             leading: MyIcon.cadence,
             title: Text(
-                "${(activity.db.avgRunningCadence ?? 0 * 2).round()} spm / "
-                "${activity.db.maxRunningCadence ?? 0 * 2} spm"),
+                "${(widget.activity.db.avgRunningCadence ?? 0 * 2).round()} spm / "
+                "${widget.activity.db.maxRunningCadence ?? 0 * 2} spm"),
             subtitle: Text('avg / max steps per minute'),
           ),
           ListTile(
             leading: MyIcon.trainingEffect,
-            title: Text(activity.db.totalTrainingEffect.toString()),
+            title: Text(widget.activity.db.totalTrainingEffect.toString()),
             subtitle: Text('total training effect'),
           ),
         ],
       ),
     );
   }
+
+  getData() async {
+    var weight = await Weight.getBy(
+      athletesId: widget.athlete.db.id,
+      date: widget.activity.db.timeCreated,
+    );
+    setState(() {
+      widget.activity.weight = weight.db.value;
+    });
+  }
 }