import 'package:cloud_firestore/cloud_firestore.dart';
import 'package:device_info/device_info.dart';
import 'package:fcs/vo/device.dart';

import 'base_model.dart';
import 'constants.dart';
import 'firebase_helper.dart';

class PhoneDeviceModel extends BaseModel {
  List<PhoneDevice> devices = new List();

  bool isLogout = false;
  void initUser(user) {
    super.initUser(user);
    _loadDevices();
  }

  Future<void> _loadDevices() async {
    Stream<QuerySnapshot> snapshots = Firestore.instance
        .collection(
            "/$biz_collection/${setting.okEnergyId}/$user_collection/${user.docID}/$device_collection")
        .where("primary_device", isEqualTo: false)
        .snapshots();

    DeviceInfoPlugin deviceInfo = DeviceInfoPlugin();
    AndroidDeviceInfo androidInfo = await deviceInfo.androidInfo;

    snapshots.listen((snaps) async {
      devices = snaps.documents.map((documentSnapshot) {
        var data = PhoneDevice.fromMap(
            documentSnapshot.data, documentSnapshot.documentID);
        if (!data.deviceOn &&
            !data.primaryDevice &&
            data.id == androidInfo.androidId &&
            !documentSnapshot.metadata.isFromCache) {
          this.isLogout = true;
          this.mainModel.logout();
          notifyListeners();
        }
        return data;
      }).toList();

      notifyListeners();
    });
  }


  @override
  logout() async {
    devices = [];
  }

  bool isLogoutDevice() {
    return this.isLogout;
  }

  setDevice(bool status) {
    this.isLogout = status;
    notifyListeners();
  }

  Future<void> confirmDevice(String id, String deviceID) async {
    await request("/dev/on", "POST",
        payload: {"id": id, "device_id": deviceID}, token: await getToken());
  }

  Future<void> logoutDevice(String id, String deviceID) async {
    await request("/dev/off", "POST",
        payload: {"id": id, "device_id": deviceID}, token: await getToken());
  }

  Future<void> setPrimaryDevice(String id, String deviceID) async {
    await request("/dev", "PUT",
        payload: {"id": id, "device_id": deviceID}, token: await getToken());
  }
}