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Merge pull request #55 from jkone27/add-csharp-sample
add csharp sample with tests from F#
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‎samples/web-csharp/JsonServerDocker‎

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# sample usage
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# https://github.com/typicode/json-server
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# http://localhost:3000/persons?age=25
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# http://localhost:3000/persons/1
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FROM node:alpine3.19
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RUN mkdir -p /app
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WORKDIR /app
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RUN npm install -g json-server
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CMD ["json-server", "--watch", "db.json", "--host", "0.0.0.0"]

‎samples/web-csharp/Web.CSharp.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 = 17.0.31903.59
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MinimumVisualStudioVersion = 10.0.40219.1
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Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Web.CSharp", "src\Web.CSharp.csproj", "{69EC9787-159F-43CC-A179-AFF77D4E85A5}"
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EndProject
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Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "test", "test", "{CED50CB1-C8A7-45D2-B9AA-A54CEEF16418}"
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EndProject
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Project("{F2A71F9B-5D33-465A-A702-920D77279786}") = "Web.CSharp.Test", "test\Web.CSharp.Test.fsproj", "{7C8E4848-201B-456F-994E-3701B4E0DFCD}"
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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(SolutionProperties) = preSolution
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HideSolutionNode = FALSE
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EndGlobalSection
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GlobalSection(ProjectConfigurationPlatforms) = postSolution
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{69EC9787-159F-43CC-A179-AFF77D4E85A5}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
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{69EC9787-159F-43CC-A179-AFF77D4E85A5}.Debug|Any CPU.Build.0 = Debug|Any CPU
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{69EC9787-159F-43CC-A179-AFF77D4E85A5}.Release|Any CPU.ActiveCfg = Release|Any CPU
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{69EC9787-159F-43CC-A179-AFF77D4E85A5}.Release|Any CPU.Build.0 = Release|Any CPU
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{7C8E4848-201B-456F-994E-3701B4E0DFCD}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
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{7C8E4848-201B-456F-994E-3701B4E0DFCD}.Debug|Any CPU.Build.0 = Debug|Any CPU
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{7C8E4848-201B-456F-994E-3701B4E0DFCD}.Release|Any CPU.ActiveCfg = Release|Any CPU
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{7C8E4848-201B-456F-994E-3701B4E0DFCD}.Release|Any CPU.Build.0 = Release|Any CPU
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EndGlobalSection
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GlobalSection(NestedProjects) = preSolution
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{7C8E4848-201B-456F-994E-3701B4E0DFCD} = {CED50CB1-C8A7-45D2-B9AA-A54CEEF16418}
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EndGlobalSection
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EndGlobal

‎samples/web-csharp/docker-compose.yaml‎

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version: '3.8'
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services:
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mock-server:
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container_name: json-server
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build:
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context: .
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dockerfile: JsonServerDocker
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ports:
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- "3000:3000"
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volumes:
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- ./mock-data:/app

‎samples/web-csharp/mock-data/db.json‎

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{
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"persons": [
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{
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"id": "1",
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"name": "John",
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"age": 30
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},
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{
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"id": "2",
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"name": "Jane",
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"age": 25
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}
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]
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}

‎samples/web-csharp/src/Program.cs‎

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var builder = WebApplication.CreateBuilder(args);
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builder.Services.AddHttpClient<PersonClient>();
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builder.Services.AddTransient<PersonRepository>();
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var app = builder.Build();
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app.MapGet("/", () => "Hello World!");
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app.MapGet("/john",
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async ctx => {
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var repo = ctx.RequestServices.GetRequiredService<PersonRepository>();
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var john = await repo.GetPerson("John");
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ctx.Response.StatusCode = 200;
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await ctx.Response.WriteAsJsonAsync(john);
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});
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app.Run();
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// NOTE: add this to be able to test with WebApplicationFactory
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public partial class Program { }

‎samples/web-csharp/src/Properties/launchSettings.json‎

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{
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"$schema": "https://json.schemastore.org/launchsettings.json",
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"profiles": {
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"http": {
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"commandName": "Project",
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"dotnetRunMessages": true,
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"launchBrowser": true,
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"applicationUrl": "http://localhost:5078",
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"environmentVariables": {
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"ASPNETCORE_ENVIRONMENT": "Development"
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}
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},
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"https": {
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"commandName": "Project",
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"dotnetRunMessages": true,
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"launchBrowser": true,
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"applicationUrl": "https://localhost:7024;http://localhost:5078",
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"environmentVariables": {
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"ASPNETCORE_ENVIRONMENT": "Development"
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}
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}
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}
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}

‎samples/web-csharp/src/Services.cs‎

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// https://learn.microsoft.com/en-us/dotnet/fundamentals/networking/http/httpclient
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// DTO
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public record Person(string Name, int Age);
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// http typed client
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public class PersonClient
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{
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private HttpClient httpClient;
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private readonly Random rnd = new Random();
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public PersonClient(HttpClient httpClient)
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{
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this.httpClient = httpClient;
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}
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public async Task<Person?> GetByName(string name)
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{
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var result = await httpClient.GetFromJsonAsync<Person[]>($"persons?name={name}");
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return result?.FirstOrDefault();
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}
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}
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// service using this client
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public class PersonRepository
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{
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private readonly PersonClient personClient;
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public PersonRepository(PersonClient personClient)
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{
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this.personClient = personClient;
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}
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public Task<Person?> GetPerson(string name) => personClient.GetByName(name);
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}

‎samples/web-csharp/src/Web.CSharp.csproj‎

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<Project Sdk="Microsoft.NET.Sdk.Web">
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<PropertyGroup>
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<TargetFramework>net9.0</TargetFramework>
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<Nullable>enable</Nullable>
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<ImplicitUsings>enable</ImplicitUsings>
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</PropertyGroup>
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</Project>

‎samples/web-csharp/src/appsettings.Development.json‎

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

‎samples/web-csharp/src/appsettings.json‎

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

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