using Microsoft.Extensions.DependencyInjection;
using Microsoft.Extensions.Logging;
using System;
using System.Net.Http;

namespace ReC.Client
{
    /// <summary>
    /// Configuration object for <see cref="ReCClient.BuildStaticClient(Action{StaticBuildConfiguration})"/>.
    /// Groups all optional settings for the static <see cref="ReCClient"/> bootstrap path.
    /// </summary>
    /// <remarks>
    /// Either <see cref="BaseAddress"/> or <see cref="ConfigureClient"/> must be set; setting both at the same time is not allowed.
    /// </remarks>
    public class StaticBuildConfiguration
    {
        /// <summary>
        /// Base URI of the ReC API. Mutually exclusive with <see cref="ConfigureClient"/>.
        /// </summary>
#if NETFRAMEWORK
        public string BaseAddress { get; set; }
#else
        public string? BaseAddress { get; set; }
#endif

        /// <summary>
        /// Callback that configures the underlying <see cref="HttpClient"/>. Mutually exclusive with <see cref="BaseAddress"/>.
        /// </summary>
#if NETFRAMEWORK
        public Action<HttpClient> ConfigureClient { get; set; }
#else
        public Action<HttpClient>? ConfigureClient { get; set; }
#endif

        /// <summary>
        /// Optional callback to configure <see cref="ReCClientOptions"/>.
        /// </summary>
#if NETFRAMEWORK
        public Action<ReCClientOptions> ConfigureOptions { get; set; }
#else
        public Action<ReCClientOptions>? ConfigureOptions { get; set; }
#endif

        /// <summary>
        /// Optional logger instance to be registered as a singleton in the internal service collection.
        /// </summary>
#if NETFRAMEWORK
        public ILogger Logger { get; set; }
#else
        public ILogger<ReCClient>? Logger { get; set; }
#endif

        /// <summary>
        /// Optional callback for additional service registrations on the internal <see cref="IServiceCollection"/>
        /// (e.g. <c>services.AddLogging(...)</c> or custom dependencies).
        /// </summary>
#if NETFRAMEWORK
        public Action<IServiceCollection> ConfigureServices { get; set; }
#else
        public Action<IServiceCollection>? ConfigureServices { get; set; }
#endif
    }
}