Create WireMock.Net.MimePart project (#1300)

* Create WireMock.Net.MimePart project

* .

* REFACTOR

* ILRepack

* --

* ...

* x

* x

* .

* fix

* public class MimePartMatcher

* shared

* min

* .

* <!--<DelaySign>true</DelaySign>-->

* Update README.md

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

---------

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

src/WireMock.Net.Minimal/Matchers/ProtoBufMatcher.cs

@@ -0,0 +1,126 @@
+// Copyright © WireMock.Net
+
+#if PROTOBUF
+using System;
+using System.Threading;
+using System.Threading.Tasks;
+using ProtoBufJsonConverter;
+using ProtoBufJsonConverter.Models;
+using Stef.Validation;
+using WireMock.Models;
+using WireMock.Util;
+
+namespace WireMock.Matchers;
+
+/// <summary>
+/// Grpc ProtoBuf Matcher
+/// </summary>
+/// <inheritdoc cref="IProtoBufMatcher"/>
+public class ProtoBufMatcher : IProtoBufMatcher
+{
+    /// <inheritdoc />
+    public string Name => nameof(ProtoBufMatcher);
+
+    /// <inheritdoc />
+    public MatchBehaviour MatchBehaviour { get; }
+
+    /// <summary>
+    /// The Func to define the proto definition as id or texts.
+    /// </summary>
+    public Func<IdOrTexts> ProtoDefinition { get; internal set; }
+
+    /// <summary>
+    /// The full type of the protobuf (request/response) message object. Format is "{package-name}.{type-name}".
+    /// </summary>
+    public string MessageType { get; }
+
+    /// <summary>
+    /// The Matcher to use (optional).
+    /// </summary>
+    public IObjectMatcher? Matcher { get; }
+
+    private static readonly Converter ProtoBufToJsonConverter = SingletonFactory<Converter>.GetInstance();
+
+    /// <summary>
+    /// Initializes a new instance of the <see cref="ProtoBufMatcher"/> class.
+    /// </summary>
+    /// <param name="protoDefinition">The proto definition as id or text.</param>
+    /// <param name="messageType">The full type of the protobuf (request/response) message object. Format is "{package-name}.{type-name}".</param>
+    /// <param name="matchBehaviour">The match behaviour. (default = "AcceptOnMatch")</param>
+    /// <param name="matcher">The optional jsonMatcher to use to match the ProtoBuf as (json) object.</param>
+    public ProtoBufMatcher(
+        Func<IdOrTexts> protoDefinition,
+        string messageType,
+        MatchBehaviour matchBehaviour = MatchBehaviour.AcceptOnMatch,
+        IObjectMatcher? matcher = null
+    )
+    {
+        ProtoDefinition = Guard.NotNull(protoDefinition);
+        MessageType = Guard.NotNullOrWhiteSpace(messageType);
+        Matcher = matcher;
+        MatchBehaviour = matchBehaviour;
+    }
+
+    /// <inheritdoc />
+    public async Task<MatchResult> IsMatchAsync(byte[]? input, CancellationToken cancellationToken = default)
+    {
+        var result = new MatchResult();
+
+        if (input != null)
+        {
+            try
+            {
+                var instance = await DecodeAsync(input, true, cancellationToken).ConfigureAwait(false);
+
+                result = Matcher?.IsMatch(instance) ?? new MatchResult(MatchScores.Perfect);
+            }
+            catch (Exception e)
+            {
+                result = new MatchResult(MatchScores.Mismatch, e);
+            }
+        }
+
+        return MatchBehaviourHelper.Convert(MatchBehaviour, result);
+    }
+
+    /// <inheritdoc />
+    public Task<object?> DecodeAsync(byte[]? input, CancellationToken cancellationToken = default)
+    {
+        return DecodeAsync(input, false, cancellationToken);
+    }
+
+    /// <inheritdoc />
+    public string GetCSharpCodeArguments()
+    {
+        return "NotImplemented";
+    }
+
+    private async Task<object?> DecodeAsync(byte[]? input, bool throwException, CancellationToken cancellationToken)
+    {
+        if (input == null)
+        {
+            return null;
+        }
+
+        var protoDefinitions = ProtoDefinition().Texts;
+       
+        var resolver = new WireMockProtoFileResolver(protoDefinitions);
+        var request = new ConvertToObjectRequest(protoDefinitions[0], MessageType, input)
+            .WithProtoFileResolver(resolver);
+
+        try
+        {
+            return await ProtoBufToJsonConverter.ConvertAsync(request, cancellationToken).ConfigureAwait(false);
+        }
+        catch
+        {
+            if (throwException)
+            {
+                throw;
+            }
+
+            return null;
+        }
+    }
+}
+#endif