connect to csharp

StitchImg/ImageController.cs

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+using System.Net.Sockets;
+using System.Text;
+using Microsoft.AspNetCore.Mvc;
+
+namespace StitchImg;
+
+[ApiController]
+[Route("api/image")]
+public class ImageController : ControllerBase
+{
+  [HttpPost("generate")]
+  public async Task<IActionResult> Generate([FromBody] ImageSpecification specification)
+  {
+    var serverIp = "127.0.0.1";
+    var port = 8080;
+
+    var tcpClient = new TcpClient();
+    await tcpClient.ConnectAsync(serverIp, port);
+    NetworkStream networkStream = tcpClient.GetStream();
+    var writer = new BinaryWriter(networkStream);
+    
+    string rect = specification.CanvasRect;
+    byte[] rectBytes = Encoding.UTF8.GetBytes(rect);
+    writer.Write((ushort)rectBytes.Length);
+    writer.Write(rectBytes);
+    writer.Write(specification.CropOffset[0]);
+    writer.Write(specification.CropSize[0]);
+    writer.Write(specification.CropOffset[1]);
+    writer.Write(specification.CropSize[1]);
+    writer.Write(specification.OutputScale);
+    writer.Flush();
+    
+    return  File( networkStream, "image/png"); 
+  }
+}

StitchImg/ImageSpecification.cs

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+namespace StitchImg;
+
+public class ImageSpecification
+{
+  public string CanvasRect { get; set; }
+  public IReadOnlyList<float> CropOffset { get; set; }
+  public IReadOnlyList<float> CropSize { get; set; }
+  public float OutputScale { get; set; }
+}

StitchImg/Program.cs

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+using Microsoft.OpenApi.Models;
+using Newtonsoft.Json.Serialization;
+using Swashbuckle.AspNetCore.SwaggerGen;
+
+var builder = WebApplication.CreateBuilder(args);
+
+builder.Services.AddControllers()
+    .AddNewtonsoftJson(options =>
+    {
+        options.SerializerSettings.ContractResolver = new DefaultContractResolver
+        {
+            NamingStrategy = new SnakeCaseNamingStrategy()
+        };
+    });
+
+builder.Services.AddEndpointsApiExplorer();
+builder.Services.AddSwaggerGen(c =>
+                               {
+                                   c.SchemaFilter<SnakeCaseSchemaFilter>();
+                               });
+
+var app = builder.Build();
+
+if (app.Environment.IsDevelopment())
+{
+    app.UseSwagger();
+    app.UseSwaggerUI();
+}
+
+app.UseHttpsRedirection();
+app.MapControllers();
+app.Run();
+
+public class SnakeCaseSchemaFilter : ISchemaFilter
+{
+    private readonly SnakeCaseNamingStrategy _namingStrategy = new();
+
+    public void Apply(OpenApiSchema schema, SchemaFilterContext context)
+    {
+        if (schema.Properties == null) return;
+
+        var newProps = new Dictionary<string, OpenApiSchema>();
+        foreach (var prop in schema.Properties)
+        {
+            var snakeName = _namingStrategy.GetPropertyName(prop.Key, false);
+            newProps[snakeName] = prop.Value;
+        }
+
+        schema.Properties = newProps;
+    }
+}

StitchImg/Properties/launchSettings.json

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+{
+  "$schema": "http://json.schemastore.org/launchsettings.json",
+  "iisSettings": {
+    "windowsAuthentication": false,
+    "anonymousAuthentication": true,
+    "iisExpress": {
+      "applicationUrl": "http://localhost:53404",
+      "sslPort": 44379
+    }
+  },
+  "profiles": {
+    "http": {
+      "commandName": "Project",
+      "dotnetRunMessages": true,
+      "launchBrowser": true,
+      "launchUrl": "swagger",
+      "applicationUrl": "http://localhost:5031",
+      "environmentVariables": {
+        "ASPNETCORE_ENVIRONMENT": "Development"
+      }
+    },
+    "https": {
+      "commandName": "Project",
+      "dotnetRunMessages": true,
+      "launchBrowser": true,
+      "launchUrl": "swagger",
+      "applicationUrl": "https://localhost:7060;http://localhost:5031",
+      "environmentVariables": {
+        "ASPNETCORE_ENVIRONMENT": "Development"
+      }
+    },
+    "IIS Express": {
+      "commandName": "IISExpress",
+      "launchBrowser": true,
+      "launchUrl": "swagger",
+      "environmentVariables": {
+        "ASPNETCORE_ENVIRONMENT": "Development"
+      }
+    }
+  }
+}

StitchImg/StitchImg.csproj

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+<Project Sdk="Microsoft.NET.Sdk.Web">
+
+    <PropertyGroup>
+        <TargetFramework>net8.0</TargetFramework>
+        <Nullable>enable</Nullable>
+        <ImplicitUsings>enable</ImplicitUsings>
+    </PropertyGroup>
+
+    <ItemGroup>
+        <PackageReference Include="DotImaging.BitmapInterop" Version="5.2.0" />
+        <PackageReference Include="DotImaging.Image" Version="5.2.0" />
+        <PackageReference Include="DotImaging.IO" Version="5.2.0" />
+        <PackageReference Include="Microsoft.AspNetCore.Mvc.NewtonsoftJson" Version="8.0.0" />
+        <PackageReference Include="Microsoft.AspNetCore.OpenApi" Version="8.0.15"/>
+        <PackageReference Include="Newtonsoft.Json" Version="13.0.3" />
+        <PackageReference Include="Swashbuckle.AspNetCore" Version="6.6.2"/>
+    </ItemGroup>
+
+</Project>

StitchImg/appsettings.Development.json

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+{
+  "Logging": {
+    "LogLevel": {
+      "Default": "Information",
+      "Microsoft.AspNetCore": "Warning"
+    }
+  }
+}

StitchImg/appsettings.json

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+{
+  "Logging": {
+    "LogLevel": {
+      "Default": "Information",
+      "Microsoft.AspNetCore": "Warning"
+    }
+  },
+  "AllowedHosts": "*"
+}