myhomie_app/lib/Screens/Main/Home/home.dart

import 'package:flutter/material.dart';
import 'package:mycoreapi/api.dart';
import 'package:myhomie_app/Components/loading.dart';
import 'package:myhomie_app/Models/homieContext.dart';
import 'package:myhomie_app/app_context.dart';
import 'package:myhomie_app/constants.dart';
import 'package:provider/provider.dart';

class HomeScreen extends StatefulWidget {
  HomeScreen({Key key}) : super(key: key);

  @override
  _HomeScreenState createState() => _HomeScreenState();
}

class _HomeScreenState extends State<HomeScreen> {
  bool isLoading = true;
  //List<Message> messages;

  @override
  void initState() {
    super.initState();
  }

  @override
  Widget build(BuildContext context) {
    Size size = MediaQuery.of(context).size;
    final appContext = Provider.of<AppContext>(context);
    HomieAppContext homieAppContext = appContext.getContext();

    print(homieAppContext.homeId);
    print(homieAppContext.clientAPI.roomApi);
    // TODO
    /*if(appContext.getContext().feed != null) {
      return interfaceElements();
    } else {*/
      return FutureBuilder(
          future: homieAppContext.clientAPI.roomApi.roomGetAllWithMainDetails(homieAppContext.homeId),
          builder: (context, AsyncSnapshot<List<RoomMainDetailDTO>> snapshot) {
            if (snapshot.connectionState == ConnectionState.done) {
              print("connectionState done");
              print(snapshot);
              if(snapshot.data != null) {
                return interfaceElements(snapshot.data);
              } else {
                return Text("No data - or error");
              }
            } else if (snapshot.connectionState == ConnectionState.none) {
              print('ConnectionState.none');
              return Text("No data");
            } else {
              return Container(height: size.height * 0.2, child: Loading());
            }
          }
      );
    //}
  }

  interfaceElements(List<RoomMainDetailDTO> roomsMaindetails) {
    Size size = MediaQuery.of(context).size;
    final appContext = Provider.of<AppContext>(context);
    HomieAppContext homieAppContext = appContext.getContext();

    print(roomsMaindetails.length);
    print(roomsMaindetails[0].door);
    print(roomsMaindetails[0].isDoor);

    return RefreshIndicator(
      color: Theme.of(context).primaryColor,
      displacement: 20,
      onRefresh: () async {
        print("onRefresh");
        await homieAppContext.clientAPI.roomApi.roomGetAllWithMainDetails(homieAppContext.homeId);
      },
      child: Container(
        height: size.height * 0.8,
        child: SingleChildScrollView(
          child: Column(
            mainAxisAlignment: MainAxisAlignment.start,
            children: [
              GridView.builder(
                  shrinkWrap: true,
                  gridDelegate: new SliverGridDelegateWithFixedCrossAxisCount(crossAxisCount: 2, childAspectRatio: 1),
                  itemCount: roomsMaindetails.length,
                  itemBuilder: (BuildContext context, int index) {
                    return InkWell(
                      onTap: () {
                        setState(() {
                          //selectedSection = menuDTO.sections[index];
                          print("Hero to room detail");
                        });
                      },
                      child: Container(
                        decoration: boxDecorationRoom(roomsMaindetails[index], false),
                        padding: const EdgeInsets.all(5),
                        margin: EdgeInsets.symmetric(vertical: 8, horizontal: 8),
                        child: Stack(
                          children: [
                            Column(
                              children: [
                                Align(
                                  alignment: Alignment.bottomLeft,
                                  child: Text(
                                    roomsMaindetails[index].name,
                                    style: new TextStyle(fontSize: kDetailSize, color: kBackgroundSecondGrey),
                                  ),
                                ),
                              ],
                            ),

                            if(roomsMaindetails[index].isTemperature)
                                Positioned(
                                    bottom: 10,
                                    left: 0,
                                    child: Row(
                                      children: [
                                        Icon(
                                          Icons.thermostat,
                                          size: 20,
                                          color: kMainColor,
                                        ),
                                        Text(
                                            roomsMaindetails[index].temperature,
                                            style: new TextStyle(fontSize: kDescriptionDetailSize, color: kBackgroundSecondGrey),
                                            maxLines: 1,
                                          ),
                                      ],
                                    )
                                ),

                            if(roomsMaindetails[index].isHumidity)
                              Positioned(
                                  bottom: 10,
                                  left: roomsMaindetails[index].isTemperature ? 55 : 0,
                                  child: Row(
                                    children: [
                                      Icon(
                                        Icons.water,
                                        size: 20,
                                        color: kMainColor,
                                      ),
                                      Text(
                                        roomsMaindetails[index].humidity,
                                        style: new TextStyle(fontSize: kDescriptionDetailSize, color: kBackgroundSecondGrey),
                                        maxLines: 1,
                                      ),
                                    ],
                                  )
                              ),

                            if(roomsMaindetails[index].isDoor)
                              Positioned(
                                  bottom: 10,
                                  right: 5,
                                  child: Row(
                                    children: [
                                      Icon(
                                        Icons.motion_photos_on_rounded,
                                        size: 20,
                                        color: !roomsMaindetails[index].door ? kMainColor : kBackgroundSecondGrey,
                                      ),
                                    ],
                                  )
                              ),

                            if(roomsMaindetails[index].isMotion)
                              Positioned(
                                  bottom: 10,
                                  right: roomsMaindetails[index].isDoor ? 20 : 5,
                                  child: Row(
                                    children: [
                                      Icon(
                                        Icons.directions_walk,
                                        size: 20,
                                        color: roomsMaindetails[index].motion ? kMainColor : kBackgroundSecondGrey,
                                      ),
                                    ],
                                  )
                              ),
                          ],
                        ),
                      ),
                    );
                  }
              ),
            ],
          ),
        ),
      ),
    );
  }
}

boxDecorationRoom(RoomMainDetailDTO roomMainDetailDTO, bool isSelected) {
  return BoxDecoration(
    color: kBackgroundLight,
    shape: BoxShape.rectangle,
    borderRadius: BorderRadius.circular(20.0),
    /*image: roomMainDetailDTO.imageSource != null ? new DecorationImage(
      fit: BoxFit.contain,
      colorFilter: !isSelected? new ColorFilter.mode(Colors.black.withOpacity(0.5), BlendMode.dstATop) : null,
      image: new NetworkImage(
        section.imageSource,
      ),
    ): null,*/
    boxShadow: [
      BoxShadow(
        color: kBackgroundSecondGrey,
        spreadRadius: 0.5,
        blurRadius: 6,
        offset: Offset(0, 1.5), // changes position of shadow
      ),
    ],
  );
}