using System;
using System.Collections;
using UnityEngine;
using UnityEngine.Networking;
public class HttpRestful : MonoBehaviour
{
    public void Get(string url, Action<bool, string> actionResult = null)
    {
        StartCoroutine(_Get(url, actionResult));
    }

    private IEnumerator _Get(string url, Action<bool, string> action)
    {
        using (UnityWebRequest request = UnityWebRequest.Get(url))
        {
            // 发送请求并等待结果
            yield return request.SendWebRequest();

            string result = "";
            bool isSuccess = false;

            // 检查请求结果（包含Aborted状态的单独处理）
            switch (request.result)
            {
                case UnityWebRequest.Result.Success:
                    result = request.downloadHandler.text;
                    isSuccess = true;
                    break;
                case UnityWebRequest.Result.ConnectionError:
                    result = $"连接错误: {request.error}";
                    isSuccess = false;
                    break;
                case UnityWebRequest.Result.ProtocolError:
                    result = $"协议错误: {request.error} (状态码: {(int)request.responseCode})";
                    isSuccess = false;
                    break;
                case UnityWebRequest.Result.DataProcessingError:
                    result = $"数据处理错误: {request.error}";
                    isSuccess = false;
                    break;
                case UnityWebRequest.Result.InProgress:
                    result = "请求仍在进行中（未完成）";
                    isSuccess = false;
                    break;
            }

            // 调用回调
            action?.Invoke(isSuccess, result);
        }
    }


    public void Post(string url, string form, Action<bool, DownloadHandler> callBack, string Header = null, string HeaderValue = null, int timeOut = 3)
    {
        StartCoroutine(_Post(url, form, callBack, Header, HeaderValue, timeOut));
    }

    private IEnumerator _Post(string url, string jsonForm, Action<bool, DownloadHandler> callBack,
                        string Header = null, string HeaderValue = null, int timeOut = 3)
    {
        Debug.Log(jsonForm);
        // 创建POST请求
        using UnityWebRequest webRequest = new UnityWebRequest(url, "POST");
        //// 将JSON字符串转换为字节数组
        byte[] bodyRaw = System.Text.Encoding.UTF8.GetBytes(jsonForm);

        //// 设置上传处理器
        webRequest.uploadHandler = new UploadHandlerRaw(bodyRaw);
        // 设置下载处理器
        webRequest.downloadHandler = new DownloadHandlerBuffer();

        // 设置JSON内容类型
        webRequest.SetRequestHeader("Content-Type", "application/json;charset=utf-8"); // 关键：指定字符集
        webRequest.SetRequestHeader("accept", "application/json");

        // 设置超时时间（毫秒）
        webRequest.timeout = timeOut * 1000;

        // 添加自定义头信息
        if (!string.IsNullOrEmpty(Header) && !string.IsNullOrEmpty(HeaderValue))
        {
            webRequest.SetRequestHeader(Header, HeaderValue);
        }

        // 发送请求并等待响应
        yield return webRequest.SendWebRequest();

        // 处理响应结果
        if (webRequest.result != UnityWebRequest.Result.Success)
        {
            string errorDetails = $"请求错误: {webRequest.error}\n" +
                                 $"状态码: {(int)webRequest.responseCode}\n" +
                                 $"服务器返回内容: {webRequest.downloadHandler?.text}"; // 服务器可能返回具体错误原因
            Debug.LogError(errorDetails);
            callBack?.Invoke(false, webRequest.downloadHandler);
        }
        else
        {
            callBack?.Invoke(true, webRequest.downloadHandler);
        }

        //// 释放资源
        webRequest.uploadHandler.Dispose();
    }
}