using System;
using System.Collections.Generic;

namespace Aitex.Core.RT.ConfigCenter
{
	public class CONFIG
	{
		public static ConfigItem Items = new ConfigItem();

		public static ICommonConfig InnerConfigManager { private get; set; }

		public static Dictionary<string, ICommonConfig> ModularManager { get; private set; } = new Dictionary<string, ICommonConfig>();


		public static object Get(string configName)
		{
			return (InnerConfigManager != null) ? InnerConfigManager.GetConfig(configName) : null;
		}

		public static void Set(string configName, object value)
		{
			if (InnerConfigManager != null)
			{
				InnerConfigManager.SetConfig(configName, value);
			}
		}

		public static void Subscribe(string module, string key, Func<object> getter)
		{
			if (InnerConfigManager != null)
			{
				InnerConfigManager.Subscribe(module, key, getter);
			}
		}

		public static object Poll(string paramName)
		{
			return (InnerConfigManager == null) ? null : InnerConfigManager.Poll(paramName);
		}

		public static object Poll(string module, string paramName)
		{
			if (ModularManager != null && ModularManager.ContainsKey(module) && ModularManager[module] != null)
			{
				return ModularManager[module].Poll(paramName);
			}
			return Poll(paramName);
		}

		public static Dictionary<string, object> PollConfig(IEnumerable<string> keys)
		{
			return (InnerConfigManager == null) ? null : InnerConfigManager.PollConfig(keys);
		}

		public static Dictionary<string, object> PollConfig(string module, IEnumerable<string> keys)
		{
			if (ModularManager != null && ModularManager.ContainsKey(module) && ModularManager[module] != null)
			{
				return ModularManager[module].PollConfig(keys);
			}
			return PollConfig(keys);
		}
	}
}