using System;
using System.Collections;
using System.Collections.Generic;
using System.IO;
using System.Net;
using System.Net.Http;
using ET;
using UnityEngine;
using UnityEngine.Networking;

namespace GFGGame
{
    public static class PictureStorageHelper
    {
        //获取图片的临时上传地址协议
        public static async ETTask<string[]> ReqTempPictureUrl(int pictureType)
        {
            ViewManager.Show<ModalStatusView>("上传中...");

            S2C_GetTempPictureUrl response = null;
            response = (S2C_GetTempPictureUrl)await MessageHelper.SendToServer(new C2S_GetTempPictureUrl() { PictureType = pictureType });

            if (response != null)
            {
                if (response.Error == ErrorCode.ERR_Success)
                {
                    return new string[] { response.TempPictureUrl, response.PictureObjectPath };
                }
            }
            else
            {
                ViewManager.Hide<ModalStatusView>();
                PromptController.Instance.ShowFloatTextPrompt("获取上传地址失败");
            }

            return null;
        }

        //将图片上传到华为云
        public static async ETTask<bool> PushToHWCloud(string signUrl, byte[] buffer)
        {

            HttpContent content = new ByteArrayContent(buffer);
            HttpClient httpClient = new HttpClient(new HttpClientHandler() { UseCookies = false });
            HttpResponseMessage response = await httpClient.PutAsync(signUrl, content);
            response.EnsureSuccessStatusCode();
            await response.Content.ReadAsStreamAsync();
            if (response.StatusCode != HttpStatusCode.OK)
            {
                ViewManager.Hide<ModalStatusView>();
                PromptController.Instance.ShowFloatTextPrompt("上传资源失败");
                return false;
            }
            else
            {
                return true;
            }

        }
        public static IEnumerator DownloadFile(string pictureTempUrl, Action<Texture2D> callback)
        {
            using (UnityWebRequest request = UnityWebRequestTexture.GetTexture(pictureTempUrl))
            {
                yield return request.SendWebRequest();
                if (request.result == UnityWebRequest.Result.ProtocolError || request.result == UnityWebRequest.Result.ConnectionError)
                {
                    DownloadFile(pictureTempUrl, callback);
                    // PromptController.Instance.ShowFloatTextPrompt("下载失败");
                    // yield return null;
                }
                else
                {

                    Texture2D texture = (request.downloadHandler as DownloadHandlerTexture).texture;
                    callback(texture);
                }

            }

        }
    }
}