using System;
using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.UI;
using SC;

namespace SC.Tools.UpdateAPKSystem.UpdateSystem
{

    public class UpdateSystem : SystemBase {


        public UpdateSystemData UpdateSystemDataSubSystem;
        public UpdateSystemGetData UpdateSystemGetDataSubSystem;
        public ProcessData UpdateSystemProcessDataSubSystem;
        public CanvasUI CanvasUI;

        private static UpdateSystem mInstant;
        public static UpdateSystem getInstant {
            get {
                if (mInstant == null) {
                    Debug.Log("[UpdateSystem=====================================]: " + "Instantiate Start");
                    mInstant = Instantiate((GameObject)Resources.Load("Prefabs/UpdateSystem")).GetComponent<UpdateSystem>();
                    Debug.Log("[" + mInstant.GetType().ToString() + "]: " + "Instantiate Finish:" + mInstant);
                }
                
                return mInstant;
            }
        }

        public void RegisterDownStartCallBack(Action callback) {
            AndroidPluginUpdateAPK.getInstant.DownLoadStartCallBack.CallBack += callback;
        }
        public void RegisterDownCancelCallBack(Action callback) {
            AndroidPluginUpdateAPK.getInstant.DownLoadCancelCallBack.CallBack += callback;
        }
        public void RegisterDownFinishCallBack(Action callback) {
            AndroidPluginUpdateAPK.getInstant.DownLoadFinishCallBack.CallBack += callback;
        }
        public void UnRegisterDownStartCallBack(Action callback) {
            AndroidPluginUpdateAPK.getInstant.DownLoadStartCallBack.CallBack -= callback;
        }
        public void UnRegisterDownCancelCallBack(Action callback) {
            AndroidPluginUpdateAPK.getInstant.DownLoadCancelCallBack.CallBack -= callback;
        }
        public void UnRegisterDownFinishCallBack(Action callback) {
            AndroidPluginUpdateAPK.getInstant.DownLoadFinishCallBack.CallBack -= callback;
        }

        public override void Awake() {
            base.Awake();
            mInstant=this;
            AddSubSystem(UpdateSystemDataSubSystem = UpdateSystemData.getInstant);
            AddSubSystem(UpdateSystemGetDataSubSystem = new UpdateSystemGetData());
            AddSubSystem(UpdateSystemProcessDataSubSystem = new ProcessData());
            AddSubSystem(CanvasUI = CanvasUI.getInstant);

            //CanvasUI.SystemStop();
        }

        //public override void SystemStart() {
        //    base.SystemStart();
        //    CanvasUI.SystemStop();
        //}
    }

}