using System.Collections.Generic;
using System.Threading.Tasks;
using StackExchange.Redis;
using Volo.Abp.EventBus;
using Win_in.Sfs.Shared.Event;
using Win_in.Sfs.Wms.Job.Domain;
using Win_in.Sfs.Wms.Job.Domain.Shared;
using Win_in.Sfs.Wms.Store.Application.Contracts;

namespace Win_in.Sfs.Wms.Job.Event.Requests;

using Microsoft.Extensions.Configuration;

public class DeliverJobEventHandler :
    JobEventHandlerBase
    , ILocalEventHandler<SfsCreatedEntityEventData<DeliverJob>>
    , ILocalEventHandler<SfsCreatedEntityEventData<List<DeliverJob>>>
    , ILocalEventHandler<SfsCompletedEntityEventData<DeliverJob>>
{
    private const string DeliverRequestPrefix = "DeliverRequest";

    private readonly IDeliverRequestAppService _deliverRequestAppService;

    public DeliverJobEventHandler(
        IDeliverRequestAppService deliverRequestAppService
        , IConfiguration configuration)
    {
        _deliverRequestAppService = deliverRequestAppService;
        var redisConnectionString = configuration["Redis:Configuration"];
        var redisConnection = ConnectionMultiplexer.Connect(redisConnectionString);
        RedisDB = redisConnection.GetDatabase();

    }

    public virtual async Task HandleEventAsync(SfsCreatedEntityEventData<DeliverJob> eventData)
    {
        var entity = eventData.Entity;
        var cacheKey = GetCacheKey(entity.DeliverRequestNumber);
        var jobNumber = entity.Number;
        await RedisDB.HashSetAsync(cacheKey, jobNumber, true).ConfigureAwait(false);
    }

    public virtual async Task HandleEventAsync(SfsCreatedEntityEventData<List<DeliverJob>> eventData)
    {
        var entities = eventData.Entity;
        foreach (var entity in entities)
        {
            var cacheKey = GetCacheKey(entity.DeliverRequestNumber);
            var jobNumber = entity.Number;
            await RedisDB.HashSetAsync(cacheKey, jobNumber, true).ConfigureAwait(false);
        }
    }

    public virtual async Task HandleEventAsync(SfsCompletedEntityEventData<DeliverJob> eventData)
    {
        await Task.CompletedTask.ConfigureAwait(false);
        //var entity = eventData.Entity;
        //var cacheKey = GetCacheKey(entity.DeliverRequestNumber);
        //var jobNumber = entity.Number;
        //await RedisDB.HashDeleteAsync(cacheKey, jobNumber);
        //var count = await RedisDB.HashLengthAsync(cacheKey);
        //if (count == 0)
        //{
        //    await _deliverRequestAppService.CompleteAsync(entity.DeliverRequestNumber);
        //}
    }

    private static string GetCacheKey(string requestNumber)
    {
        return $"{JobConsts.CachePrefix}:{DeliverRequestPrefix}:{requestNumber}";
    }

}