using Microsoft.Extensions.Configuration;
using Microsoft.Extensions.DependencyInjection;
using TakeoutSaaS.Module.Storage.Abstractions;
using TakeoutSaaS.Module.Storage.Options;
using TakeoutSaaS.Module.Storage.Providers;
using TakeoutSaaS.Module.Storage.Services;

namespace TakeoutSaaS.Module.Storage.Extensions;

/// <summary>
/// 存储模块服务注册扩展。
/// </summary>
public static class StorageServiceCollectionExtensions
{
    /// <summary>
    /// 注册存储模块所需的提供商与配置。
    /// </summary>
    /// <param name="services">服务集合。</param>
    /// <param name="configuration">配置源。</param>
    public static IServiceCollection AddStorageModule(this IServiceCollection services, IConfiguration configuration)
    {
        services.AddOptions<StorageOptions>()
            .Bind(configuration.GetSection("Storage"))
            .ValidateDataAnnotations()
            .ValidateOnStart();

        services.AddSingleton<IObjectStorageProvider, TencentCosStorageProvider>();
        services.AddSingleton<IObjectStorageProvider, QiniuKodoStorageProvider>();
        services.AddSingleton<IObjectStorageProvider, AliyunOssStorageProvider>();
        services.AddSingleton<IStorageProviderResolver, StorageProviderResolver>();

        return services;
    }
}