add structure

lib/model/device_model.dart

@@ -0,0 +1,76 @@
+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());
+  }
+}