using Sanhe.Abp.Localization.Dynamic;
using System.Threading.Tasks;
using Volo.Abp.DependencyInjection;
using Volo.Abp.Domain.Entities.Events;
using Volo.Abp.EventBus;
using Volo.Abp.EventBus.Distributed;

namespace Sanhe.Abp.LocalizationManagement;

public class LocalizationSynchronizer :
    ILocalEventHandler<EntityCreatedEventData<Text>>,
    ILocalEventHandler<EntityUpdatedEventData<Text>>,
    ILocalEventHandler<EntityDeletedEventData<Text>>,
    ITransientDependency
{
    private readonly IDistributedEventBus _eventBus;

    public LocalizationSynchronizer(
        IDistributedEventBus eventBus)
    {
        _eventBus = eventBus;
    }

    public async virtual Task HandleEventAsync(EntityCreatedEventData<Text> eventData)
    {
        await HandleEventAsync(BuildResetEventData(eventData.Entity));
    }

    public async virtual Task HandleEventAsync(EntityUpdatedEventData<Text> eventData)
    {
        await HandleEventAsync(BuildResetEventData(eventData.Entity));
    }

    public async virtual Task HandleEventAsync(EntityDeletedEventData<Text> eventData)
    {
        var data = BuildResetEventData(eventData.Entity);
        data.IsDeleted = true;

        await HandleEventAsync(data);
    }

    private LocalizedStringCacheResetEventData BuildResetEventData(Text text)
    {
        return new LocalizedStringCacheResetEventData(
            text.ResourceName, text.CultureName, text.Key, text.Value);
    }

    private async Task HandleEventAsync(LocalizedStringCacheResetEventData eventData)
    {
        await _eventBus.PublishAsync(eventData);
    }
}