iot/projects/Platform/Services/CachedSceneTiggerService.cs

using Infrastructure.Extensions;
using Application.Domain.Entities;
using Microsoft.Extensions.Caching.Distributed;
using System.Collections.Generic;

namespace Platform.Services
{
    public class CachedSceneTiggerService : ISceneTiggerService
    {
        private readonly IDistributedCache _cache;
        private readonly SceneTiggerService _sceneTiggerService;

        public CachedSceneTiggerService(IDistributedCache cache, SceneTiggerService sceneTiggerService)
        {
            this._cache = cache;
            this._sceneTiggerService = sceneTiggerService;
        }

        public IList<IoTTigger> GetSceneTiggers()
        {
            var sceneTiggers = this._cache.Get<IList<IoTTigger>>(CacheKey.SceneTiggerKey);
            if (sceneTiggers == null)
            {
                sceneTiggers = this._sceneTiggerService.GetSceneTiggers();
                _cache.Set(CacheKey.SceneTiggerKey, sceneTiggers);
            }
            return sceneTiggers;
        }
    }
}