MireaBackend/Endpoint/Configuration/ConfigureSwaggerOptions.cs

using Microsoft.AspNetCore.Mvc.ApiExplorer;
using Microsoft.Extensions.DependencyInjection;
using Microsoft.Extensions.Options;
using Microsoft.OpenApi.Models;
using Swashbuckle.AspNetCore.SwaggerGen;
using System;

namespace Mirea.Api.Endpoint.Configuration;

public class ConfigureSwaggerOptions(IApiVersionDescriptionProvider provider) : IConfigureOptions<SwaggerGenOptions>
{
    public void Configure(SwaggerGenOptions options)
    {
        foreach (var description in provider.ApiVersionDescriptions)
        {
            options.SwaggerDoc(description.GroupName, CreateInfoForApiVersion(description));
        }
    }

    private static OpenApiInfo CreateInfoForApiVersion(ApiVersionDescription description)
    {
        var info = new OpenApiInfo()
        {
            Title = "MIREA Schedule Web API",
            Version = description.ApiVersion.ToString(),
            Description = "This API provides a convenient interface for retrieving data stored in the database. Special attention was paid to the lightweight and easy transfer of all necessary data. Made by the Winsomnia team.",
            Contact = new OpenApiContact { Name = "Author name", Email = "support@winsomnia.net" },
            License = new OpenApiLicense { Name = "MIT", Url = new Uri("https://opensource.org/licenses/MIT") }
        };

        if (description.IsDeprecated)
            info.Description += " This API version has been deprecated.";

        return info;
    }
}