using DD.Persistence.Client.Clients.Mapping.Abstractions;
using DD.Persistence.Models.Configurations;
using System;
using System.Collections.Concurrent;

namespace DD.Persistence.Client.Clients.Mapping;
internal class MapperStorage : IMapperStorage
{
    private readonly ConcurrentDictionary<Guid, TimestampedSetMapper> mapperCache = new();
    private readonly MappingConfig mappingConfigs;
    public MapperStorage(MappingConfig mappingConfigs)
    {
        this.mappingConfigs = mappingConfigs;
    }
    

    public TimestampedSetMapper? GetMapper(Guid idDiscriminator)
    {
        if(mappingConfigs.TryGetValue(idDiscriminator, out var type))
            return mapperCache.GetOrAdd(idDiscriminator, name => new TimestampedSetMapper(idDiscriminator, type));

        return null;
    }

    public TimestampedSetMapper GetMapper<T>(Guid idDiscriminator)
    {
        return mapperCache.GetOrAdd(idDiscriminator, name => new TimestampedSetMapper(idDiscriminator, typeof(T)));
    }
}