using Microsoft.Extensions.DependencyInjection;
using Microsoft.Extensions.DependencyInjection.Extensions;
using Microsoft.Extensions.Options;
using WorkFlow.API.Filters;
using WorkFlow.API.Models;

namespace WorkFlow.API.Extensions
{
    public static class DIExtensions
    {
        public static IServiceCollection AddAPIKeyAuth(this IServiceCollection services, Func<string?, bool> isValidKey, string headerName = "X-API-Key")
            => services.AddSingleton<APIKeyAuthFilter>(provider => new(isValidKey: isValidKey, headerName: headerName));

        public static IServiceCollection AddAPIKeyAuth(this IServiceCollection services, APIKeyAuthOptions options, bool configureOptions = true)
        {
            if(configureOptions)
                services.TryAddSingleton(Options.Create(options));

            return services.AddAPIKeyAuth(isValidKey: key => options.Key is null || options.Key == key, headerName: options.HeaderName);
        }
    }
}