//--------------------------------------------------------
//    [Author]:           第二世界
//    [  Date ]:           Tuesday, January 09, 2018
//--------------------------------------------------------

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

namespace vnxbqy.UI
{

    public class DownLoadWin : Window
    {
        [SerializeField] RectTransform m_ContainerHint;
        [SerializeField] RichText m_Content;
        [SerializeField] Button m_Confirm;
        [SerializeField] Button m_Cancel;

        [SerializeField] Transform m_ContainerProgress;
        [SerializeField] SmoothSlider m_ProgressSlider;
        [SerializeField] Text m_Progress;
        [SerializeField] Text m_DownLoadSpeed;
        [SerializeField] Transform awardObj;

        float timer = 1f;
        #region Built-in
        protected override void BindController()
        {
        }

        protected override void AddListeners()
        {
            m_Confirm.AddListener(Confirm);
            m_Cancel.AddListener(Cancel);
        }

        protected override void OnPreOpen()
        {
            timer = 1f;
            if (Application.internetReachability == NetworkReachability.ReachableViaLocalAreaNetwork)
            {
                DownLoadAndDiscompressTask.Instance.StartDownLoad();
            }

            OnDownLoadStepChange(DownLoadAndDiscompressTask.Instance.step);

            awardObj.SetActive(InGameDownLoad.Instance.IsShowDownloadAward());
        }

        protected override void OnAfterOpen()
        {
            DownLoadAndDiscompressTask.Instance.downLoadStepChangeEvent += OnDownLoadStepChange;
        }

        protected override void OnPreClose()
        {
            DownLoadAndDiscompressTask.Instance.downLoadStepChangeEvent -= OnDownLoadStepChange;
        }

        protected override void OnAfterClose()
        {
        }
        #endregion

        private void OnDownLoadStepChange(DownLoadAndDiscompressTask.Step _step)
        {
            switch (_step)
            {
                case DownLoadAndDiscompressTask.Step.DownLoadPrepared:
                    m_ContainerHint.SetActive(true);
                    m_ContainerProgress.SetActive(false);
                    DisplayHintContent();
                    break;
                case DownLoadAndDiscompressTask.Step.DownLoad:
                    m_ContainerHint.SetActive(false);
                    m_ContainerProgress.SetActive(true);
                    DisplayHintContent();
                    break;
            }
        }

        protected override void LateUpdate()
        {
            base.LateUpdate();

            var step = DownLoadAndDiscompressTask.Instance.step;
            if (step == DownLoadAndDiscompressTask.Step.DownLoad)
            {
                timer += Time.deltaTime;
                if (timer > 1f)
                {
                    timer -= 1f;
                    m_ProgressSlider.value = DownLoadAndDiscompressTask.Instance.progress;
                    var totalSizeString = ((float)DownLoadAndDiscompressTask.Instance.totalSize / DownLoadAndDiscompressTask.BYTE_PER_MILLIONBYTE).ToString("f1");
                    var downLoadedSize = Mathf.Clamp(DownloadMgr.Instance.DownloadedBytes, 0, DownLoadAndDiscompressTask.Instance.totalSize - 1);
                    var downLoadedSizeString = ((float)downLoadedSize / DownLoadAndDiscompressTask.BYTE_PER_MILLIONBYTE).ToString("f1");

                    m_Progress.text = Language.GetFromLocal(13, StringUtility.Contact(downLoadedSizeString, "M", "/", totalSizeString, "M"));

                    if (downLoadedSize >= DownLoadAndDiscompressTask.Instance.totalSize)
                    {
                        m_DownLoadSpeed.text = StringUtility.Contact(UnityEngine.Random.Range(5, 10), "KB/S");
                    }
                    else
                    {
                        m_DownLoadSpeed.text = DownloadMgr.Instance.SpeedFormat;
                    }
                }
            }
        }

        private void DisplayHintContent()
        {
            var step = DownLoadAndDiscompressTask.Instance.step;

            switch (step)
            {
                case DownLoadAndDiscompressTask.Step.DownLoadPrepared:
                    var totalCount = DownLoadAndDiscompressTask.Instance.totalCount;
                    var totalSize = DownLoadAndDiscompressTask.Instance.totalSize;

                    if (totalSize > DownLoadAndDiscompressTask.BYTE_PER_MILLIONBYTE)
                    {
                        var sizeDescription = ((float)totalSize / DownLoadAndDiscompressTask.BYTE_PER_MILLIONBYTE).ToString("f1");
                        m_Content.text = Language.GetFromLocal(DownLoadAndDiscompressTask.Instance.restartApp ? 1 : 2, totalCount, sizeDescription);
                    }
                    else
                    {
                        var sizeDescription = ((float)totalSize / DownLoadAndDiscompressTask.BYTE_PER_KILOBYTE).ToString("f1");
                        m_Content.text = Language.GetFromLocal(DownLoadAndDiscompressTask.Instance.restartApp ? 11 : 12, totalCount, sizeDescription);
                    }
                    break;
                case DownLoadAndDiscompressTask.Step.DownLoad:
                    m_Content.text = Language.GetFromLocal(3);
                    break;
            }
        }

        private void Confirm()
        {
            timer = 1f;
            var step = DownLoadAndDiscompressTask.Instance.step;

            switch (step)
            {
                case DownLoadAndDiscompressTask.Step.DownLoadPrepared:
                    DownLoadAndDiscompressTask.Instance.StartDownLoad();
                    break;
            }
        }

        private void Cancel()
        {
            Application.Quit();
        }

    }

}