add structure

lib/model/pd_model.dart

@@ -0,0 +1,88 @@
+import 'package:cloud_firestore/cloud_firestore.dart';
+import 'package:logging/logging.dart';
+import 'package:fcs/model/constants.dart';
+import 'package:fcs/vo/pd.dart';
+import 'package:fcs/vo/user.dart';
+
+import 'base_model.dart';
+import 'firebase_helper.dart';
+
+class PDModel extends BaseModel {
+  final log = Logger('PDModel');
+
+  List<PD> pds = [];
+  int dateIndex = 0;
+  DateTime selectedDate = DateTime.now();
+
+  void initUser(User user) async {
+    super.initUser(user);
+    loadPDs();
+  }
+
+
+  @override
+  logout() async {
+    pds = [];
+  }
+
+  loadPDs() {
+    if (!user.isOwnerAndAbove() && !user.hasInventory()) {
+      return;
+    }
+
+    try {
+      String path = "/$biz_collection/${setting.okEnergyId}/$pds_collection";
+      var startDate = new DateTime(
+          selectedDate.year, selectedDate.month, selectedDate.day, 0, 0, 0);
+      var endDate = new DateTime(
+          selectedDate.year, selectedDate.month, selectedDate.day, 23, 59, 59);
+      pds.clear();
+      getFilterDateSnapshot(path, 'date', startDate, endDate, 'pd_number')
+          .listen((QuerySnapshot snapshot) {
+        pds = snapshot.documents.map((documentSnapshot) {
+          var data =
+              PD.fromMap(documentSnapshot.data, documentSnapshot.documentID);
+          return data;
+        }).toList();
+        notifyListeners();
+      }).onError((e) {
+        log.warning("Error! $e");
+      });
+    } catch (e) {
+      log.warning("Error!! $e");
+    }
+  }
+
+  Future<PD> loadPDLines(PD pd) async {
+    var snaps = await getSnapshot(
+        "/$biz_collection/${setting.okEnergyId}/$pds_collection/${pd.id}/$product_collection");
+    pd.pdLines = snaps.documents.map((s) => PDLine.fromMap(s.data)).toList();
+    return pd;
+  }
+
+  Future<void> createPD(PD pd) async {
+    await request("/pd", "POST",
+        payload: pd.toMap(), token: await getToken());
+  }
+
+  void filterDate(DateTime dateTime, int _dateIndex) {
+    this.selectedDate = dateTime;
+    this.dateIndex = _dateIndex;
+    String path = "/$biz_collection/${setting.okEnergyId}/$pds_collection";
+    var endDate =
+        new DateTime(dateTime.year, dateTime.month, dateTime.day, 23, 59, 59);
+    pds.clear();
+    getFilterDateSnapshot(path, 'date', dateTime, endDate, 'pd_number').listen(
+        (snaps) {
+      pds = snaps.documents.map((documentSnapshot) {
+        var data =
+            PD.fromMap(documentSnapshot.data, documentSnapshot.documentID);
+        return data;
+      }).toList();
+      notifyListeners();
+    }, onError: (error) {
+      log.warning("FIRESTORE ERROR>>$error");
+    });
+  }
+}
+