chore(wip): upgrade dependencies, begin refactor

2025-12-23 21:49:54 +01:00
parent 0070e57aec
commit 239b63ca81
82 changed files with 4028 additions and 195 deletions
--- a/frontend/lib/data/repositories/backend_trip_repository.dart
+++ b/frontend/lib/data/repositories/backend_trip_repository.dart
@@ -0,0 +1,119 @@
+import 'dart:developer';
+
+import 'package:anyway/domain/entities/preferences.dart';
+import 'package:anyway/domain/entities/trip.dart';
+import 'package:anyway/domain/repositories/trip_repository.dart';
+import 'package:dio/dio.dart';
+
+// We can request a new trip from our backend API by passing it user preferences (which contain all the necessary data)
+class BackendTripRepository implements TripRepository {
+  final Dio dio;
+
+  BackendTripRepository({required this.dio});
+
+
+  @override
+  Future<Trip> getTrip({Preferences? preferences, String? tripUUID}) async {
+    Map<String, dynamic> data = {
+      "preferences": preferences!.toJson(),
+      // "start": preferences!.startPoint.location,
+    };
+
+
+    late Response response;
+    try {
+      response = await dio.post(
+        "/trip/new",
+        data: data
+      );
+    } catch (e) {
+      trip.updateUUID("error");
+
+      // Format the error message to be more user friendly
+      String errorDescription;
+      if (e is DioException) {
+          errorDescription = e.message ?? "Unknown error";
+      } else if (e is SocketException) {
+          errorDescription = "No internet connection";
+      } else if (e is TimeoutException) {
+          errorDescription = "Request timed out";
+      } else {
+          errorDescription = "Unknown error";
+      }
+
+      String errorMessage = """
+        We're sorry, the following error was generated:
+
+        ${errorDescription.trim()}
+      """.trim();
+
+      trip.updateError(errorMessage);
+      log(e.toString());
+      log(errorMessage);
+      return;
+    }
+
+    // handle more specific errors
+    if (response.statusCode != 200) {
+      trip.updateUUID("error");
+      String errorDescription;
+      if (response.data.runtimeType == String) {
+        errorDescription = response.data;
+      } else if (response.data.runtimeType == Map<String, dynamic>) {
+        errorDescription = response.data["detail"] ?? "Unknown error";
+      } else {
+        errorDescription = "Unknown error";
+      }
+
+      String errorMessage = """
+        We're sorry, our servers generated the following error:
+
+        ${errorDescription.trim()}
+        Please try again.
+      """.trim();
+      trip.updateError(errorMessage);
+      log(errorMessage);
+      // Actualy no need to throw an exception, we can just log the error and let the user retry
+      // throw Exception(errorDetail);
+    } else {
+
+      // if the response data is not json, throw an error
+      if (response.data is! Map<String, dynamic>) {
+        log("${response.data.runtimeType}");
+        trip.updateUUID("error");
+        String errorMessage = """
+          We're sorry, our servers generated the following error:
+
+          ${response.data.trim()}
+          Please try again.
+        """.trim();
+        trip.updateError(errorMessage);
+        log(errorMessage);
+        return;
+      }
+
+      Map<String, dynamic> json = response.data;
+
+      // only fill in the trip "meta" data for now
+      trip.loadFromJson(json);
+
+      // now fill the trip with landmarks
+      // we are going to recreate ALL the landmarks from the information given by the api
+      trip.landmarks.remove(trip.landmarks.first);
+      String? nextUUID = json["first_landmark_uuid"];
+      while (nextUUID != null) {
+        var (landmark, newUUID) = await fetchLandmark(nextUUID);
+        trip.addLandmark(landmark);
+        nextUUID = newUUID;
+      }
+
+    log(response.data.toString());
+    // // Also save the trip for the user's convenience
+    // savedTrips.addTrip(trip);
+    }
+
+
+
+
+  }
+}