using Microsoft.Extensions.DependencyInjection;
using Microsoft.Extensions.DependencyInjection.Extensions;
using StellaOps.Symbols.Core.Abstractions;
using StellaOps.Symbols.Infrastructure.Resolution;
using StellaOps.Symbols.Infrastructure.Storage;

namespace StellaOps.Symbols.Infrastructure;

/// <summary>
/// Service collection extensions for Symbols infrastructure.
/// </summary>
public static class ServiceCollectionExtensions
{
    /// <summary>
    /// Adds in-memory symbol services for development and testing.
    /// </summary>
    public static IServiceCollection AddSymbolsInMemory(this IServiceCollection services)
    {
        services.TryAddSingleton<ISymbolRepository, InMemorySymbolRepository>();
        services.TryAddSingleton<ISymbolBlobStore, InMemorySymbolBlobStore>();
        services.TryAddSingleton<ISymbolResolver, DefaultSymbolResolver>();
        return services;
    }

    /// <summary>
    /// Adds the default symbol resolver.
    /// </summary>
    public static IServiceCollection AddSymbolResolver(this IServiceCollection services)
    {
        services.TryAddSingleton<ISymbolResolver, DefaultSymbolResolver>();
        return services;
    }
}