functional datastructure. Needs to be able to write to storage as well

2024-06-21 19:30:40 +02:00
parent 9a5ae95d97
commit db41528702
18 changed files with 346 additions and 210 deletions
--- a/frontend/lib/utils/fetch_landmarks.dart
+++ b/frontend/lib/utils/fetch_landmarks.dart
@@ -0,0 +1,52 @@
+// import "package:fast_network_navigation/structs/landmark.dart";
+// import 'package:http/http.dart' as http;
+
+
+// Future<List<Landmark>> fetchLandmarks() async {
+//   // final response = await http
+//   //     .get(Uri.parse('https://nav.kluster.moll.re/v1/destination/1'));
+
+//   // if (response.statusCode == 200) {
+//     // If the server did return a 200 OK response,
+//     // then parse the JSON.
+//     List<Landmark> landmarks = [
+//       // 48°51′29.6″N 2°17′40.2″E
+//       Landmark(
+//         name: "Eiffel Tower",
+//         location: [48.51296, 2.17402],
+//         type: LandmarkType(name: "Tower"),
+//         imageURL: "https://upload.wikimedia.org/wikipedia/commons/thumb/a/a8/Tour_Eiffel_Wikimedia_Commons.jpg/1037px-Tour_Eiffel_Wikimedia_Commons.jpg"
+//         ),
+//       Landmark(
+//         name: "Notre Dame Cathedral",
+//         location: [48.8530, 2.3498],
+//         type: LandmarkType(name: "Monument"),
+//         imageURL: "https://upload.wikimedia.org/wikipedia/commons/thumb/f/f7/Notre-Dame_de_Paris%2C_4_October_2017.jpg/440px-Notre-Dame_de_Paris%2C_4_October_2017.jpg"
+//         ),
+//       Landmark(
+//         name: "Louvre palace",
+//         location: [48.8606, 2.3376],
+//         type: LandmarkType(name: "Museum"),
+//         imageURL: "https://upload.wikimedia.org/wikipedia/commons/thumb/6/66/Louvre_Museum_Wikimedia_Commons.jpg/540px-Louvre_Museum_Wikimedia_Commons.jpg"
+//         ),
+//       Landmark(
+//         name: "Pont-des-arts",
+//         location: [48.5130, 2.2015],
+//         type: LandmarkType(name: "Bridge"),
+//         imageURL: "https://upload.wikimedia.org/wikipedia/commons/thumb/d/d1/Pont_des_Arts%2C_6e_Arrondissement%2C_Paris_%28HDR%29_20140320_1.jpg/560px-Pont_des_Arts%2C_6e_Arrondissement%2C_Paris_%28HDR%29_20140320_1.jpg"),
+//       Landmark(
+//         name: "Panthéon",
+//         location: [48.5046, 2.2046],
+//         type: LandmarkType(name: "Monument"),
+//         imageURL: "https://upload.wikimedia.org/wikipedia/commons/thumb/8/80/Pantheon_of_Paris_007.JPG/1280px-Pantheon_of_Paris_007.JPG"
+//         ),
+//     ];
+//     // sleep 10 seconds
+//     await Future.delayed(Duration(seconds: 5));
+//     return landmarks;
+//   // } else {
+//   //   // If the server did not return a 200 OK response,
+//   //   // then throw an exception.
+//   //   throw Exception('Failed to load destination');
+//   // }
+// }
--- a/frontend/lib/utils/get_landmarks.dart
+++ b/frontend/lib/utils/get_landmarks.dart
@@ -1,52 +0,0 @@
-import "package:fast_network_navigation/structs/landmark.dart";
-import 'package:http/http.dart' as http;
-
-
-Future<List<Landmark>> fetchLandmarks() async {
-  // final response = await http
-  //     .get(Uri.parse('https://nav.kluster.moll.re/v1/destination/1'));
-
-  // if (response.statusCode == 200) {
-    // If the server did return a 200 OK response,
-    // then parse the JSON.
-    List<Landmark> landmarks = [
-      // 48°51′29.6″N 2°17′40.2″E
-      Landmark(
-        name: "Eiffel Tower",
-        location: [48.51296, 2.17402],
-        type: LandmarkType(name: "Tower"),
-        imageURL: "https://upload.wikimedia.org/wikipedia/commons/thumb/a/a8/Tour_Eiffel_Wikimedia_Commons.jpg/1037px-Tour_Eiffel_Wikimedia_Commons.jpg"
-        ),
-      Landmark(
-        name: "Notre Dame Cathedral",
-        location: [48.8530, 2.3498],
-        type: LandmarkType(name: "Monument"),
-        imageURL: "https://upload.wikimedia.org/wikipedia/commons/thumb/f/f7/Notre-Dame_de_Paris%2C_4_October_2017.jpg/440px-Notre-Dame_de_Paris%2C_4_October_2017.jpg"
-        ),
-      Landmark(
-        name: "Louvre palace",
-        location: [48.8606, 2.3376],
-        type: LandmarkType(name: "Museum"),
-        imageURL: "https://upload.wikimedia.org/wikipedia/commons/thumb/6/66/Louvre_Museum_Wikimedia_Commons.jpg/540px-Louvre_Museum_Wikimedia_Commons.jpg"
-        ),
-      Landmark(
-        name: "Pont-des-arts",
-        location: [48.5130, 2.2015],
-        type: LandmarkType(name: "Bridge"),
-        imageURL: "https://upload.wikimedia.org/wikipedia/commons/thumb/d/d1/Pont_des_Arts%2C_6e_Arrondissement%2C_Paris_%28HDR%29_20140320_1.jpg/560px-Pont_des_Arts%2C_6e_Arrondissement%2C_Paris_%28HDR%29_20140320_1.jpg"),
-      Landmark(
-        name: "Panthéon",
-        location: [48.5046, 2.2046],
-        type: LandmarkType(name: "Monument"),
-        imageURL: "https://upload.wikimedia.org/wikipedia/commons/thumb/8/80/Pantheon_of_Paris_007.JPG/1280px-Pantheon_of_Paris_007.JPG"
-        ),
-    ];
-    // sleep 10 seconds
-    await Future.delayed(Duration(seconds: 5));
-    return landmarks;
-  // } else {
-  //   // If the server did not return a 200 OK response,
-  //   // then throw an exception.
-  //   throw Exception('Failed to load destination');
-  // }
-}
--- a/frontend/lib/utils/get_trips.dart
+++ b/frontend/lib/utils/get_trips.dart
@@ -1,37 +0,0 @@
-import 'dart:convert';
-
-import 'package:fast_network_navigation/structs/trip.dart';
-import 'package:fast_network_navigation/structs/landmark.dart';
-import 'package:shared_preferences/shared_preferences.dart';
-
-Future<List<Trip>> loadTrips() async {
-  SharedPreferences prefs = await SharedPreferences.getInstance();
-
-  Set<String> keys = prefs.getKeys();
-  List<Trip> itineraries = [];
-  for (String key in keys) {
-    if (key.startsWith("itinerary_")) {
-      String json = prefs.getString(key)!;
-      itineraries.add(Trip.fromJson(jsonDecode(json)));
-    }
-  }
-  itineraries.add(Trip(uuid: "1", cityName: "Paris", landmarks: [
-      Landmark(name: "Landmark 1", location: [48.85, 2.35], type: LandmarkType(name: "Type 1")),
-      Landmark(name: "Landmark 2", location: [48.86, 2.36], type: LandmarkType(name: "Type 2")),
-      Landmark(name: "Landmark 3", location: [48.75, 2.3], type: LandmarkType(name: "Type 3")),
-      Landmark(name: "Landmark 4", location: [48.9, 2.4], type: LandmarkType(name: "Type 4")),
-      Landmark(name: "Landmark 5", location: [48.91, 2.45], type: LandmarkType(name: "Type 5")),
-    ]));
-  itineraries.add(Trip(uuid: "2", cityName: "Vienna", landmarks: []));
-  itineraries.add(Trip(uuid: "3", cityName: "London", landmarks: []));
-  itineraries.add(Trip(uuid: "4", cityName: "Madrid", landmarks: []));
-  itineraries.add(Trip(uuid: "5", cityName: "Tokyo", landmarks: []));
-  itineraries.add(Trip(uuid: "6", cityName: "New York", landmarks: []));
-  itineraries.add(Trip(uuid: "7", cityName: "Los Angeles", landmarks: []));
-  itineraries.add(Trip(uuid: "8", cityName: "Zurich", landmarks: []));
-  itineraries.add(Trip(uuid: "9", cityName: "Orschwiller", landmarks: []));
-
-  await Future.delayed(Duration(seconds: 3));
-
-  return itineraries;
-}
--- a/frontend/lib/utils/load_trips.dart
+++ b/frontend/lib/utils/load_trips.dart
@@ -0,0 +1,44 @@
+import 'dart:collection';
+
+import 'package:fast_network_navigation/structs/linked_landmarks.dart';
+import 'package:fast_network_navigation/structs/trip.dart';
+import 'package:fast_network_navigation/structs/landmark.dart';
+import 'package:shared_preferences/shared_preferences.dart';
+
+Future<List<Trip>> loadTrips() async {
+  SharedPreferences prefs = await SharedPreferences.getInstance();
+
+  List<Trip> trips = [];
+  Set<String> keys = prefs.getKeys();
+  for (String key in keys) {
+    if (key.startsWith('trip_')) {
+      String uuid = key.replaceFirst('trip_', '');
+      trips.add(Trip.fromPrefs(prefs, uuid));
+    }
+  }
+
+  if (trips.isEmpty) {
+    String now = DateTime.now().toString();
+    trips.add(
+      Trip(uuid: '1', cityName: 'Paris (generated $now)', landmarks: LinkedList<Landmark>())
+    );
+    //   Trip(uuid: "1", cityName: "Paris", landmarks: [
+    //     Landmark(name: "Landmark 1", location: [48.85, 2.35], type: LandmarkType(name: "Type 1")),
+    //     Landmark(name: "Landmark 2", location: [48.86, 2.36], type: LandmarkType(name: "Type 2")),
+    //     Landmark(name: "Landmark 3", location: [48.75, 2.3], type: LandmarkType(name: "Type 3")),
+    //     Landmark(name: "Landmark 4", location: [48.9, 2.4], type: LandmarkType(name: "Type 4")),
+    //     Landmark(name: "Landmark 5", location: [48.91, 2.45], type: LandmarkType(name: "Type 5")),
+    //   ]));
+    // trips.add(Trip(uuid: "2", cityName: "Vienna", landmarks: []));
+    // trips.add(Trip(uuid: "3", cityName: "London", landmarks: []));
+    // trips.add(Trip(uuid: "4", cityName: "Madrid", landmarks: []));
+    // trips.add(Trip(uuid: "5", cityName: "Tokyo", landmarks: []));
+    // trips.add(Trip(uuid: "6", cityName: "New York", landmarks: []));
+    // trips.add(Trip(uuid: "7", cityName: "Los Angeles", landmarks: []));
+    // trips.add(Trip(uuid: "8", cityName: "Zurich", landmarks: []));
+    // trips.add(Trip(uuid: "9", cityName: "Orschwiller", landmarks: []));
+
+  }
+
+  return trips;
+}