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christiannagelchristiannagel
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games api with .net 6
1 parent 0598e9b commit 7a12819

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‎5_More/Services/GamesApiDotnet6/GamesApiDotnet6.csproj‎

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<Project Sdk="Microsoft.NET.Sdk.Web">
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<PropertyGroup>
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<TargetFramework>net6.0</TargetFramework>
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<Nullable>enable</Nullable>
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<ImplicitUsings>enable</ImplicitUsings>
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<RootNamespace>Codebreaker</RootNamespace>
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</PropertyGroup>
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<ItemGroup>
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<PackageReference Include="Swashbuckle.AspNetCore" Version="6.4.0" />
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</ItemGroup>
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</Project>

‎5_More/Services/GamesApiDotnet6/GamesApiDotnet6.sln‎

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Microsoft Visual Studio Solution File, Format Version 12.00
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# Visual Studio Version 17
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VisualStudioVersion = 17.6.33620.401
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MinimumVisualStudioVersion = 10.0.40219.1
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Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "GamesApiDotnet6", "GamesApiDotnet6.csproj", "{644E4DF2-9AFA-4365-AB88-BC3727FB58EA}"
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EndProject
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Global
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GlobalSection(SolutionConfigurationPlatforms) = preSolution
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Debug|Any CPU = Debug|Any CPU
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Release|Any CPU = Release|Any CPU
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EndGlobalSection
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GlobalSection(ProjectConfigurationPlatforms) = postSolution
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{644E4DF2-9AFA-4365-AB88-BC3727FB58EA}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
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{644E4DF2-9AFA-4365-AB88-BC3727FB58EA}.Debug|Any CPU.Build.0 = Debug|Any CPU
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{644E4DF2-9AFA-4365-AB88-BC3727FB58EA}.Release|Any CPU.ActiveCfg = Release|Any CPU
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{644E4DF2-9AFA-4365-AB88-BC3727FB58EA}.Release|Any CPU.Build.0 = Release|Any CPU
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EndGlobalSection
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GlobalSection(SolutionProperties) = preSolution
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HideSolutionNode = FALSE
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EndGlobalSection
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GlobalSection(ExtensibilityGlobals) = postSolution
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SolutionGuid = {00DA19A3-CA22-48A5-960B-AD0F19DB37AB}
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EndGlobalSection
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EndGlobal

‎5_More/Services/GamesApiDotnet6/Models/Dtos.cs‎

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namespace Codebreaker.Models;
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public enum GameType
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{
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Game6x4,
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Game6x4Simple,
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Game8x5,
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Game5x5x4
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}
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public record CreateGameRequest(GameType GameType, string PlayerName);
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public record InvalidGameRequest(string Message, string[] Information);
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public record CreateGameResponse(Guid GameId, GameType GameType, string PlayerName, int Holes, int MaxMoves);
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// depending on the game type, set ColorFields or ShapeAndColorFields
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public record SetMoveRequest(Guid GameId, GameType GameType, int MoveNumber)
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{
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public ICollection<ColorField>? ColorFields { get; set; }
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public ICollection<ShapeAndColorField>? ShapeAndColorFields { get; set; }
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}
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public record SetMoveResponse(
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Guid GameId,
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GameType GameType,
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int MoveNumber,
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ColorResult? ColorResult = default,
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ShapeAndColorResult? ShapeResult = default,
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SimpleColorResult? SimpleResult = default);

‎5_More/Services/GamesApiDotnet6/Models/Fields/ColorField.cs‎

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using System.Diagnostics.CodeAnalysis;
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namespace Codebreaker.Models;
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public partial record ColorField(string Color);

‎5_More/Services/GamesApiDotnet6/Models/Fields/ShapeAndColorField.cs‎

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using System.Diagnostics.CodeAnalysis;
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namespace Codebreaker.Models;
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public record ShapeAndColorField(string Shape, string Color)
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{
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public override string ToString() => $"{Shape};{Color}";
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public static ShapeAndColorField Parse(string s, IFormatProvider? provider = default)
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{
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if (TryParse(s, provider, out ShapeAndColorField? shape))
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{
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return shape;
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}
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else
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{
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throw new ArgumentException($"Cannot parse value {s}", nameof(s));
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}
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}
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public static bool TryParse([NotNullWhen(true)] string? s, IFormatProvider? provider, [MaybeNullWhen(false)] out ShapeAndColorField result)
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{
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result = null;
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if (s is null)
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{
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return false;
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}
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string[] parts = s.Split(';');
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if (parts.Length != 2)
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{
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return false;
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}
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result = new ShapeAndColorField(parts[0], parts[1]);
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return true;
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}
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}

‎5_More/Services/GamesApiDotnet6/Models/Game.cs‎

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namespace Codebreaker.Models;
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public abstract record class Game(Guid GameId, GameType GameType, string PlayerName, int Holes, int MaxMoves);
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public record class Game<TField, TResult>(Guid GameId, GameType GameType, string PlayerName, int Holes, int MaxMoves)
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: Game(GameId, GameType, PlayerName, Holes, MaxMoves)
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{
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internal Game(Guid GameId, GameType GameType, string PlayerName, int Holes, int MaxMoves, TField[] codes)
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: this(GameId, GameType, PlayerName, Holes, MaxMoves)
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{
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Codes = codes;
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}
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public ICollection<TField> Codes { get; } = new TField[Holes];
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internal readonly List<Move<TField, TResult>> _moves = new();
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public IEnumerable<Move<TField, TResult>> Moves => _moves;
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public int LastMove => _moves.Count;
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internal void AddMove(Move<TField, TResult> move)
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{
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_moves.Add(move);
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}
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}
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public abstract record class Move(Guid GameId, Guid MoveId, int MoveNumber);
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public record class Move<TField, TResult>(Guid GameId, Guid MoveId, int MoveNumber)
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: Move(GameId, MoveId, MoveNumber)
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{
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public Move(Guid GameId, Guid MoveId, int MoveNumber, ICollection<TField> fields, TResult? results)
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: this(GameId, MoveId, MoveNumber)
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{
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Fields = fields;
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Results = results;
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}
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public ICollection<TField>? Fields { get; private set; }
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public TResult? Results { get; init; }
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}
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public static class GameExtensions
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{
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// calculate result - this is just a sample implementation returning dummy values
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public static ColorResult GetResult(this Game<ColorField, ColorResult> game, IEnumerable<ColorField> fields)
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{
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return game.GameType switch
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{
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GameType.Game6x4 => new ColorResult(1, 1),
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GameType.Game8x5 => new ColorResult(1, 2),
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_ => throw new InvalidOperationException()
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};
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}
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public static ShapeAndColorResult GetResult(this Game<ShapeAndColorField, ShapeAndColorResult> game, IEnumerable<ShapeAndColorField> fields)
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{
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return new ShapeAndColorResult(2, 1, 0);
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}
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public static SimpleColorResult GetResult(this Game<ColorField, SimpleColorResult> game, IEnumerable<ColorField> fields)
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{
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ResultInformation[] results = { ResultInformation.CorrectColor, ResultInformation.Incorrect, ResultInformation.Incorrect, ResultInformation.CorrectPositionAndColor };
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return new SimpleColorResult(results);
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}
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}

‎5_More/Services/GamesApiDotnet6/Models/Results/ColorResult.cs‎

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namespace Codebreaker.Models;
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public readonly partial record struct ColorResult(
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byte Correct,
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byte WrongPosition);

‎5_More/Services/GamesApiDotnet6/Models/Results/ShapeAndColorResult.cs‎

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namespace Codebreaker.Models;
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public readonly partial record struct ShapeAndColorResult(byte Correct, byte WrongPosition, byte ColorOrShape);

‎5_More/Services/GamesApiDotnet6/Models/Results/SimpleColorResult.cs‎

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using System.Diagnostics.CodeAnalysis;
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namespace Codebreaker.Models;
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public enum ResultInformation
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{
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Incorrect,
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CorrectPositionAndColor,
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CorrectColor
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}
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public readonly record struct SimpleColorResult(ResultInformation[] Results);

‎5_More/Services/GamesApiDotnet6/Program.cs‎

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using System.Text.Json.Serialization;
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using Codebreaker.Utilities;
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using Microsoft.AspNetCore.Http.Json;
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var builder = WebApplication.CreateBuilder(args);
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builder.Services.AddEndpointsApiExplorer();
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builder.Services.AddSwaggerGen();
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builder.Services.Configure<JsonOptions>(options =>
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{
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options.SerializerOptions.DefaultIgnoreCondition = JsonIgnoreCondition.WhenWritingDefault;
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options.SerializerOptions.Converters.Add(new JsonStringEnumConverter());
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});
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builder.Services.AddSingleton<IGamesRepository, InMemoryGamesRepository>();
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builder.Services.AddSingleton<GamesFactory>();
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builder.Services.AddTransient<IGamesService, GamesService>();
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var app = builder.Build();
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// Configure the HTTP request pipeline.
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if (app.Environment.IsDevelopment())
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{
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app.UseSwagger();
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app.UseSwaggerUI();
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}
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app.UseHttpsRedirection();
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app.MapGet("/games", async (IGamesService gamesService) =>
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{
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IEnumerable<Game> games = await gamesService.GetGamesAsync();
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return Results.Ok(games);
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})
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.WithName("GetGames")
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.Produces<IEnumerable<Game>>(StatusCodes.Status200OK)
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.WithTags("Info");
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// Get game by id
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app.MapGet("/games/{gameId:guid}", async (Guid gameId, IGamesService gameService) =>
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{
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Game? game = await gameService.GetGameAsync(gameId);
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if (game is null)
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return Results.NotFound();
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return Results.Ok(game);
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})
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.WithName("GetGame")
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.Produces<Game>(StatusCodes.Status200OK)
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.Produces(StatusCodes.Status404NotFound)
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.WithTags("Info");
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// Start a game - create a game object
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app.MapPost("/games", async (CreateGameRequest request, IGamesService gamesService) =>
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{
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Game? game = null;
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try
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{
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game = await gamesService.CreateGameAsync(request.GameType, request.PlayerName);
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}
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catch (GameException ex) when (ex.HResult == 4000)
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{
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app.Logger.LogError("Game Type not found {gametype}", request.GameType);
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return Results.BadRequest();
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}
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CreateGameResponse createGameResponse = new(game.GameId, game.GameType, game.PlayerName, game.Holes, game.MaxMoves);
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return Results.Created($"/{game.GameId}", createGameResponse);
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})
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.WithName("CreateGame")
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.Produces<CreateGameResponse>(StatusCodes.Status201Created)
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.Produces(StatusCodes.Status400BadRequest)
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.WithTags("Play");
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// Create a move for a game
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app.MapPost("/games/{gameId:guid}/moves", async (Guid gameId, SetMoveRequest request, IGamesService gamesService) =>
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{
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if (gameId != request.GameId)
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{
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return Results.BadRequest();
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}
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try
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{
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SetMoveResponse response = await gamesService.SetMoveAsync(request);
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return Results.Ok(response);
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}
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catch (GameException ex) when (ex.HResult is > 4200 and < 4300)
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{
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return Results.BadRequest();
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}
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catch (GameException ex) when (ex.HResult == 4400)
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{
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return Results.NotFound();
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}
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catch (Exception ex)
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{
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app.Logger.LogError(ex, "Unexpected error");
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return Results.StatusCode(StatusCodes.Status500InternalServerError);
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}
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})
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.WithName("SetMove")
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.Produces<SetMoveResponse>(StatusCodes.Status200OK)
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.Produces(StatusCodes.Status400BadRequest)
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.Produces(StatusCodes.Status404NotFound)
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.WithTags("Play");
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app.Run();

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