Adds flight,battery models and image file managment

lib/models/battery.dart

@@ -0,0 +1,33 @@
+class Battery {
+  int? id;
+  String name;
+  String type;
+  double voltage;
+  String? imageUuid;
+
+  Battery({
+    this.id,
+    required this.name,
+    required this.type,
+    required this.voltage,
+    this.imageUuid,
+  });
+
+  factory Battery.fromMap(Map<String, dynamic> map) => Battery(
+    id: map["id"],
+    name: map["name"],
+    type: map["type"],
+    voltage: map["voltage"],
+    imageUuid: map["image_uuid"],
+  );
+
+  Map<String, dynamic> toMap() {
+    return {
+      "id": id,
+      "name": name,
+      "type": type,
+      "voltage": voltage,
+      "image_uuid": imageUuid,
+    };
+  }
+}

lib/models/drone.dart

@@ -1,24 +1,14 @@
-import 'package:image/image.dart' as img;
+class Drone {
+  int? id;
+  String name;
+  String? imageUuid;
 
-class Drone
-{
-    final int? id;
-    final String name;
-    //final img.Image image;
+  Drone({this.id, required this.name, this.imageUuid});
 
-    Drone ({this.id, required this.name});  //required this.image});
+  factory Drone.fromMap(Map<String, dynamic> map) =>
+      Drone(id: map["id"], name: map["name"], imageUuid: map["image_uuid"]);
 
-    factory Drone.fromMap(Map<String, dynamic> map) => Drone
-    (
-        id: map["id"],
-        name: map["name"],
-        //image: img.decodeJpg(map["image"])!,
-    );
-
-    Map<String, dynamic> toMap() =>
-    {
-        "id": id,
-        "name": name,
-        //"image": img.encodeJpg(image),
-    };
+  Map<String, dynamic> toMap() {
+    return {"id": id, "name": name, "image_uuid": imageUuid};
+  }
 }

lib/models/flight.dart

@@ -0,0 +1,51 @@
+class Flight {
+  int? id;
+  String name;
+
+  // Timestamp in seconds since epoch
+  int startTimestamp;
+  int endTimestamp;
+
+  // Foreign keys
+  int droneId;
+  int batteryId;
+
+  // Location
+  double? locationLat;
+  double? locationLong;
+
+  Flight({
+    this.id,
+    required this.name,
+    required this.startTimestamp,
+    required this.endTimestamp,
+    required this.droneId,
+    required this.batteryId,
+    this.locationLat,
+    this.locationLong,
+  });
+
+  factory Flight.fromMap(Map<String, dynamic> map) => Flight(
+    id: map["id"],
+    name: map["name"],
+    startTimestamp: map["start_timestamp"],
+    endTimestamp: map["end_timestamp"],
+    droneId: map["drone_id"],
+    batteryId: map["batteryId"],
+    locationLat: map["location_lat"],
+    locationLong: map["location_long"],
+  );
+
+  Map<String, dynamic> toMap() {
+    return {
+      "id": id,
+      "name": name,
+      "start_timestamp": startTimestamp,
+      "end_timestamp": endTimestamp,
+      "drone_id": droneId,
+      "battery_id": batteryId,
+      "location_lat": locationLat,
+      "location_long": locationLong,
+    };
+  }
+}