using Microsoft.AspNetCore.Builder;
using Microsoft.Extensions.DependencyInjection;
using Microsoft.OpenApi;
using System.Collections.Generic;

namespace MikrocopApi.Extensions;

public static class SwaggerExtensions
{
    public static IServiceCollection AddSwaggerWithJwtAuth(this IServiceCollection services)
    {
        services.AddEndpointsApiExplorer();
        services.AddSwaggerGen(options =>
        {
            const string schemeName = "Bearer";
            options.SwaggerDoc("v1", new OpenApiInfo
            {
                Title = "Mikrocop API",
                Version = "v1"
            });

            options.AddSecurityDefinition("Bearer", new OpenApiSecurityScheme  
            {  
                Name = "Authorization",  
                Type = SecuritySchemeType.Http,  
                Scheme = "bearer",  
                BearerFormat = "JWT",  
                In = ParameterLocation.Header,  
                Description = "Enter 'Bearer' followed by a space and your token, e.g., 'Bearer abc123'"  
            });  
            
           
            options.AddSecurityRequirement(document => new OpenApiSecurityRequirement
            {
                [new OpenApiSecuritySchemeReference("bearer", document)] = []
            });

        });

        return services;
    }

    public static IApplicationBuilder UseSwaggerWithJwtAuth(this IApplicationBuilder app)
    {
        app.UseSwagger(options =>
        {
            options.PreSerializeFilters.Add((swaggerDoc, _) =>
            {
                swaggerDoc.Security =
                [
                    new OpenApiSecurityRequirement
                    {
                        [new OpenApiSecuritySchemeReference("Bearer", swaggerDoc, null)] = new List<string>()
                    }
                ];
            });
        });
        app.UseSwaggerUI(options =>
        {
            options.SwaggerEndpoint("/swagger/v1/swagger.json", "Mikrocop API v1");
            options.EnablePersistAuthorization();
        });
        return app;
    }
}