using Azure.Identity;
using Hutopy.Application.Common.Interfaces;
using Hutopy.Domain.Interfaces;
using Hutopy.Infrastructure.Data;
using Hutopy.Infrastructure.Services;
using Hutopy.Web.Services;
using Microsoft.AspNetCore.Mvc;
using NSwag;
using NSwag.Generation.Processors.Security;

namespace Hutopy.Web;

public static class DependencyInjection
{
    public static IServiceCollection AddWebServices(this IServiceCollection services)
    {
        services.AddDatabaseDeveloperPageExceptionFilter();

        services.AddScoped<IUser, CurrentUser>();
        services.AddScoped<IUserService, UserService>();


        services.AddHttpContextAccessor();

        services.AddHealthChecks()
            .AddDbContextCheck<ApplicationDbContext>();

        services.AddExceptionHandler<CustomExceptionHandler>();

        services.AddRazorPages();

        // Customise default API behaviour
        services.Configure<ApiBehaviorOptions>(options =>
            options.SuppressModelStateInvalidFilter = true);

        services.AddEndpointsApiExplorer();

        services.AddOpenApiDocument((configure, sp) =>
        {
            configure.Title = "Hutopy API";

            // Add JWT
            configure.AddSecurity("JWT", Enumerable.Empty<string>(), new OpenApiSecurityScheme
            {
                Type = OpenApiSecuritySchemeType.ApiKey,
                Name = "Authorization",
                In = OpenApiSecurityApiKeyLocation.Header,
                Description = "Type into the textbox: Bearer {your JWT token}."
            });

            configure.OperationProcessors.Add(new AspNetCoreOperationSecurityScopeProcessor("JWT"));
        });

        return services;
    }

    public static IServiceCollection AddKeyVaultIfConfigured(this IServiceCollection services, ConfigurationManager configuration)
    {
        var keyVaultUri = configuration["KeyVaultUri"];
        if (!string.IsNullOrWhiteSpace(keyVaultUri))
        {
            configuration.AddAzureKeyVault(
                new Uri(keyVaultUri),
                new DefaultAzureCredential());
        }

        return services;
    }
}