public static GameStateModel CreateIdle()
=> GameStateModel.CreateIdle(
GameDefinitionModel.Create(
GameBoardDefinitionModel.Create("Standard", Enumerable.Range(0, 10).SelectMany(x => Enumerable.Range(0, 10).Select(y => new Point(x, y)))),
Enumerable.Empty <ShipDefinitionModel>()
.Append(ShipDefinitionModel.Create("Carrier", Enumerable.Range(0, 5).Select(x => new Point(x, 0))))
.Append(ShipDefinitionModel.Create("Battleship", Enumerable.Range(0, 4).Select(x => new Point(x, 0))))
.Append(ShipDefinitionModel.Create("Destroyer", Enumerable.Range(0, 3).Select(x => new Point(x, 0))))
.Append(ShipDefinitionModel.Create("Submarine", Enumerable.Range(0, 3).Select(x => new Point(x, 0))))
.Append(ShipDefinitionModel.Create("Patrol Boat", Enumerable.Range(0, 2).Select(x => new Point(x, 0))))
.ToImmutableArray(),
PlayerDefinitionModel.Create("Player 1"),
PlayerDefinitionModel.Create("Player 2")));