feat: add week games

lib/puzzle/bloc/puzzle_bloc.dart

@@ -27,12 +27,14 @@ class PuzzleBloc extends Bloc<PuzzleEvent, PuzzleState> {
 
   final PuzzlesRepository _puzzlesRepository;
 
+  final puzzleVersion = DateTime.now().difference(DateTime(2022, 3, 14)).inDays;
+
   Future<void> _onPuzzleFetched(
     PuzzleFetched event,
     Emitter<PuzzleState> emit,
   ) async {
     emit(state.copyWith(status: GameStatus.loading));
-    final game = await _puzzlesRepository.getPuzzle();
+    final game = await _puzzlesRepository.getPuzzle(puzzleVersion);
     emit(state.copyWith(status: GameStatus.setup, history: [game]));
   }
 
@@ -88,13 +90,13 @@ class PuzzleBloc extends Bloc<PuzzleEvent, PuzzleState> {
   void _onPuzzleShared(PuzzleShared event, Emitter emit) {
     if (!state.puzzle.isSolved) return;
 
-    sharePuzzle(state);
+    sharePuzzle(state, puzzleVersion);
   }
 }
 
-void sharePuzzle(PuzzleState state) {
+void sharePuzzle(PuzzleState state, int version) {
   final introMessage = '''
-https://flutter-rush.web.app/  (#${DateTime.now().difference(DateTime(2022, 2, 27)).inDays})
+https://flutter-rush.web.app/  (#$version)
 ''';
   final buffer = StringBuffer();
   for (final state in state.history) {

packages/puzzle_models/lib/src/models/position.dart

@@ -1,10 +1,14 @@
 import 'package:equatable/equatable.dart';
+import 'package:json_annotation/json_annotation.dart';
+
+part 'position.g.dart';
 
 /// {@template position}
 /// 2-dimensional position model.
 ///
 /// (0, 0) is the top left corner of the board.
 /// {@endtemplate}
+@JsonSerializable()
 class Position extends Equatable {
   /// {@macro position}
   const Position(this.x, this.y)
@@ -18,14 +22,18 @@ class Position extends Equatable {
         );
 
   /// A position with the same [value] offset for both axis
-  const Position.all(int value) 
+  const Position.all(int value)
       : assert(
           value >= 0,
           'value must be greater than or equal to 0.',
         ),
         x = value,
         y = value;
 
+  /// Converts a JSON [Map] into a [Position] instance
+  factory Position.fromJson(Map<String, dynamic> json) =>
+      _$PositionFromJson(json);
+
   /// A position with a zero offset in both axis
   static const Position zero = Position(0, 0);
 
@@ -72,4 +80,7 @@ class Position extends Equatable {
 
   @override
   List<Object> get props => [x, y];
+
+  /// Converts this [Position] instance into a JSON [Map]
+  Map<String, dynamic> toJson() => _$PositionToJson(this);
 }

packages/puzzle_models/lib/src/models/rush_puzzle.dart

@@ -1,12 +1,16 @@
 import 'package:equatable/equatable.dart';
+import 'package:json_annotation/json_annotation.dart';
 import 'package:puzzle_models/puzzle_models.dart';
 
+part 'rush_puzzle.g.dart';
+
 /// {@template rush_puzzle}
 /// Represents a Rush Hour puzzle.
 ///
 /// For more information see:
 /// - https://en.wikipedia.org/wiki/Rush_Hour_(puzzle)
 /// {@endtemplate}
+@JsonSerializable()
 class RushPuzzle extends Equatable {
   /// {@macro rush_puzzle}
   RushPuzzle({
@@ -36,6 +40,13 @@ class RushPuzzle extends Equatable {
         lastVehicleMoved = null,
         jammedVehicleId = '';
 
+  /// Converts a JSON [Map] into a [Position] instance
+  factory RushPuzzle.fromJson(Map<String, dynamic> json) =>
+      _$RushPuzzleFromJson(json);
+
+  /// Converts this [Position] instance into a JSON [Map]
+  Map<String, dynamic> toJson() => _$RushPuzzleToJson(this);
+
   /// The [Position] that the [jammedVehicleId] has to reach in order to solve
   /// the puzzle.
   static const Position exit = Position(6, 2);

packages/puzzle_models/lib/src/models/vehicle.dart

@@ -1,12 +1,16 @@
 import 'package:equatable/equatable.dart';
+import 'package:json_annotation/json_annotation.dart';
 import 'package:puzzle_models/puzzle_models.dart';
 
+part 'vehicle.g.dart';
+
 /// {@template vehicle}
 /// Representation of a [RushPuzzle] vehicle.
 ///
 /// [Vehicle] can have variable length, but the width is assumed to be one.
 /// The orientation of the vehicle is fixed and determined by [Steering].
 /// {@endtemplate}
+@JsonSerializable()
 class Vehicle extends Equatable {
   /// {@macro vehicle}
   Vehicle({
@@ -24,6 +28,13 @@ class Vehicle extends Equatable {
                 ? Position(type.length - 1, 0)
                 : Position(0, type.length - 1));
 
+  /// Converts a JSON [Map] into a [Position] instance
+  factory Vehicle.fromJson(Map<String, dynamic> json) =>
+      _$VehicleFromJson(json);
+
+  /// Converts this [Position] instance into a JSON [Map]
+  Map<String, dynamic> toJson() => _$VehicleToJson(this);
+
   /// Unique identifier for this vehicle.
   final String id;
 

packages/puzzle_models/pubspec.yaml

@@ -8,7 +8,12 @@ environment:
 
 dependencies:
   equatable: ^2.0.3
+  json_annotation: ^4.4.0
+
+
 
 dev_dependencies:
+  build_runner: ^2.1.8
+  json_serializable: ^6.1.5
   test: ^1.19.2
   very_good_analysis: ^2.4.0

packages/puzzles_repository/assets/1.json

@@ -0,0 +1,79 @@
+{
+    "jammedVehicleId": "X",
+    "difficulty": "beginner",
+    "minMoves": "8",
+    "vehicles": {
+        "A": {
+            "id": "A",
+            "type": "taxi",
+            "steering": "horizontal",
+            "firstPosition": {
+                "x": 0,
+                "y": 0
+            }
+        },
+        "P": {
+            "id": "P",
+            "type": "secondaryBus",
+            "steering": "vertical",
+            "firstPosition": {
+                "x": 0,
+                "y": 1
+            }
+        },
+        "B": {
+            "id": "B",
+            "type": "car",
+            "steering": "vertical",
+            "firstPosition": {
+                "x": 0,
+                "y": 4
+            }
+        },
+        "X": {
+            "id": "X",
+            "type": "ambulance",
+            "steering": "horizontal",
+            "firstPosition": {
+                "x": 1,
+                "y": 2
+            }
+        },
+        "Q": {
+            "id": "Q",
+            "type": "secondaryTruck",
+            "steering": "vertical",
+            "firstPosition": {
+                "x": 3,
+                "y": 1
+            }
+        },
+        "R": {
+            "id": "R",
+            "type": "bus",
+            "steering": "horizontal",
+            "firstPosition": {
+                "x": 2,
+                "y": 5
+            }
+        },
+        "C": {
+            "id": "C",
+            "type": "police",
+            "steering": "horizontal",
+            "firstPosition": {
+                "x": 4,
+                "y": 4
+            }
+        },
+        "O": {
+            "id": "O",
+            "type": "truck",
+            "steering": "vertical",
+            "firstPosition": {
+                "x": 5,
+                "y": 0
+            }
+        }
+    }
+}