using DD.Persistence.Client.Clients.Mapping.Abstractions;
using DD.Persistence.Models.Configurations;
using Microsoft.Extensions.Logging;
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;
    private readonly ILogger<TimestampedSetMapper> logger;

    public MapperStorage(MappingConfig mappingConfigs, ILogger<TimestampedSetMapper> logger)
    {
        this.mappingConfigs = mappingConfigs;
        this.logger = logger;
    }
    

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

        return null;
    }

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