using System.Collections;
using System.Collections.Generic;
using System.Text;
using UnityEngine;
using UnityEngine.Events;
using UnityEngine.Networking;
/********************************************************************************
*Create By CG
*Function 利用Get和Post方式进行网络请求
*********************************************************************************/
namespace ZXK.UTility
{
    public class WebConnCtrl : MonoBehaviour
    {
        /// <summary>
        /// Post发送json数据
        /// </summary>
        /// <param name="url"></param>
        /// <param name="postData">Json数据 </param>
        /// <param name="ac">回调信息</param>
        /// <returns></returns>
        public static IEnumerator SendPostRequestWithData(string url, string postData, UnityAction<string> ac = null)
        {
            Debug.Log("POST请求中。。。Url:" + url);
            Debug.Log("数据。。。：" + postData);
            using (UnityWebRequest requestPost = new UnityWebRequest(url, "POST"))
            {
                byte[] postBytes = Encoding.UTF8.GetBytes(postData);
                requestPost.uploadHandler = new UploadHandlerRaw(postBytes);
                requestPost.downloadHandler = new DownloadHandlerBuffer();
                requestPost.SetRequestHeader("Content-Type", "application/json");

                yield return requestPost.SendWebRequest();
                if (requestPost.isDone && requestPost.result!=UnityWebRequest.Result.ProtocolError)
                {
                    DownloadHandler downloadHandler_TXT = requestPost.downloadHandler;
                    Debug.Log(url + "。。。请求完成");
                    if (ac != null) ac(downloadHandler_TXT.text);
                }
                else
                {
                    Debug.Log(url + " ERROR " + requestPost.error);
                }
            }
        }

        /// <summary>
        /// 发送的POST请求，提供请求成功后，针对返回值的回调接口
        /// </summary>
        /// <param name="url">POST请求的路径</param>
        /// <param name="ac">返回值处理接口</param>
        /// <returns></returns>
        public static IEnumerator SendPostRequest(string url, UnityAction<string> ac = null)
        {
            Debug.Log("POST请求中。。。Url:" + url);
            using(UnityWebRequest requestPost = new UnityWebRequest(url, "POST"))
            {
                requestPost.downloadHandler = new DownloadHandlerBuffer();
                yield return requestPost.SendWebRequest();
                if (requestPost.isDone && requestPost.result != UnityWebRequest.Result.ProtocolError)
                {
                    DownloadHandler downloadHandler_TXT = requestPost.downloadHandler;
                    Debug.Log(url + "。。。请求完成");
                    if (ac != null) ac(downloadHandler_TXT.text);
                }
                else
                {
                    Debug.Log(url + " ERROR " + requestPost.error);
                }
            }
        }
        /// <summary>
        /// 发送的GET请求，提供请求成功后，针对返回值的回调接口
        /// </summary>
        /// <param name="uriData">Get请求</param>
        /// <param name="ac">返回值处理接口</param>
        /// <returns></returns>
        public static IEnumerator SendGetRequestWithValue(string uriData, UnityAction<string> ac = null)
        {
            Debug.Log("GET请求中。。。Url:" + uriData);
            using (UnityWebRequest requestGet = UnityWebRequest.Get(uriData))
            {
                yield return requestGet.SendWebRequest();
                if (requestGet.result == UnityWebRequest.Result.ProtocolError)
                {
                    Debug.Log("————请求失败————");
                    Debug.Log(requestGet.downloadHandler.text);
                }
                else
                {
                    Debug.Log("———请求成功———");
                    Debug.Log(requestGet.downloadHandler.text);
                    if (ac != null)
                        ac(requestGet.downloadHandler.text);
                }
            }
        }
    }
}