using Microsoft.Extensions.Configuration;
using Microsoft.Extensions.DependencyInjection;

namespace Oms.Application.Storage;

public static class FileStorageServiceExtensions
{
    public static IServiceCollection AddOmsFileStorage(this IServiceCollection services, IConfiguration configuration)
    {
        services.Configure<FileStorageOptions>(configuration.GetSection(FileStorageOptions.SectionName));

        var provider = configuration.GetSection(FileStorageOptions.SectionName)["Provider"]
            ?? "Local";

        if (string.Equals(provider, "Cos", StringComparison.OrdinalIgnoreCase))
        {
            services.AddSingleton<IFileStorage, TencentCosFileStorage>();
        }
        else
        {
            services.AddSingleton<IFileStorage, LocalFileStorage>();
        }

        return services;
    }
}