public class WebManager : MonoBehaviour
{
# region 单例模式控制web请求相关
private static WebManager _mgr = null;
float startTime = 0;
public static WebManager _instance
{
get
{
if (_mgr == null)
{
GameObject mgrGo = new GameObject("WebManager");
_mgr = mgrGo.AddComponent<WebManager>();
}
return _mgr;
}
set
{
_mgr = value;
}
}
#endregion
//UnityWebRequest请求方式 common
public void SendRequest(string url,byte[]postData,Dictionary<string,string> headerDic,Action<UnityWebRequest> callback)
{
startTime = Time.realtimeSinceStartup;
StartCoroutine(CoroutineRequest(AppConst.BaseUrl+url, postData, headerDic, callback));
}
//postData为空的时候是Get请求，反之则为Post请求
IEnumerator CoroutineRequest(string url, byte[] postData, Dictionary<string, string> headerDic, Action<UnityWebRequest> callback)
{
var verb = postData == null ? UnityWebRequest.kHttpVerbGET : UnityWebRequest.kHttpVerbPOST;
UnityWebRequest uwr = new UnityWebRequest(url,verb);
uwr.chunkedTransfer = false;
UploadHandler formUploadHandler = new UploadHandlerRaw(postData);
formUploadHandler.contentType = "application/json";
uwr.uploadHandler = formUploadHandler;
uwr.downloadHandler = new DownloadHandlerBuffer();
foreach (var header in headerDic)
{
uwr.SetRequestHeader(header.Key,header.Value);
}
yield return uwr.SendWebRequest();
CommonMethod(uwr,callback);
}
#region 分开的 get Post 请求
#region get 请求 获取字符串类型
public void SendGetRquest(string url, Dictionary<string, string> headerDic, Action<UnityWebRequest> callBack)
{
StartCoroutine(GetRequest(AppConst.BaseUrl+ url, headerDic, callBack));
}
private IEnumerator GetRequest(string url, Dictionary<string, string> headerDic, Action<UnityWebRequest> callback)
{
using (UnityWebRequest uwr = UnityWebRequest.Get(url))
{
foreach (var key in headerDic.Keys)
{
uwr.SetRequestHeader(key, headerDic[key]);
}
yield return uwr.SendWebRequest();
CommonMethod(uwr, callback);
}
}
#endregion
#region Post请求方式
public void SendPostRequest(string url, WWWForm form, Dictionary<string, string> headerDic, Action<UnityWebRequest> callback)
{
StartCoroutine(PostRequest(AppConst.BaseUrl + url, form, headerDic, callback));
}
IEnumerator PostRequest(string url, WWWForm form, Dictionary<string, string> headerDic, Action<UnityWebRequest> callback)
{
UnityWebRequest uwr = UnityWebRequest.Post(url, form);
foreach (var key in headerDic.Keys)
{
uwr.SetRequestHeader(key, headerDic[key]);
}
yield return uwr.SendWebRequest();
CommonMethod(uwr, callback);
}
#endregion
#endregion
#region 获取Texture
public void RequestTexture(string url, Action<Texture2D> callback)
{
startTime = Time.realtimeSinceStartup;
StartCoroutine(GetTexture(url, callback));
}
IEnumerator GetTexture(string url, Action<Texture2D> callback)
{
UnityWebRequest uwr =UnityWebRequest.Get(url);
DownloadHandlerTexture downloadTexture = new DownloadHandlerTexture(true);
uwr.downloadHandler = downloadTexture;
yield return uwr.SendWebRequest();
Texture2D t = null;
if (!(uwr.isNetworkError || uwr.isHttpError))
{
t = downloadTexture.texture;
}
else
{
Debug.Log("download Texture Error");
}
if (callback != null)
{
Debug.Log("请求消耗时间：" + (Time.realtimeSinceStartup - startTime));
callback(t);
}
}
#endregion
#region 获取视频
//public void RequestVideo(string url,Action<MovieTexture> callback)
//{
// StartCoroutine(GetVideo(baseUrl+url, callback));
//}
//IEnumerator GetVideo(string url,Action<MovieTexture> callbcak)
//{
// using(var uwr= UnityWebRequestMultimedia.GetMovieTexture(url))
// {
// yield return uwr.SendWebRequest();
// if(!(uwr.isNetworkError||uwr.isHttpError))
// {
// if(callbcak!=null)
// {
// callbcak(DownloadHandlerMovieTexture.GetContent(uwr));
// }
// }
// }
//}
#endregion
#region 获取音频
public void RequestAudio(string url, Action<AudioClip> callback, AudioType audioType = AudioType.WAV)
{
StartCoroutine(GetAudioClip(AppConst.BaseUrl + url, callback, audioType));
}
IEnumerator GetAudioClip(string url, Action<AudioClip> callback, AudioType audioType = AudioType.WAV)
{
using (var uwr = UnityWebRequestMultimedia.GetAudioClip(url, audioType))
{
yield return uwr.SendWebRequest();
if (!(uwr.isNetworkError || uwr.isHttpError))
{
if (callback != null)
{
callback(DownloadHandlerAudioClip.GetContent(uwr));
}
}
}
}
#endregion
#region 下载AssetBundle
public void RequestAB(string url,Action<AssetBundle> callbcak)
{
StartCoroutine(GetAssetBundle(AppConst.BaseUrl + url, callbcak));
}
IEnumerator GetAssetBundle(string url, Action<AssetBundle> callbcak)
{
UnityWebRequest request = new UnityWebRequest(url);
DownloadHandlerAssetBundle handler = new DownloadHandlerAssetBundle(request.url, uint.MaxValue);
request.downloadHandler = handler;
yield return request.SendWebRequest();
if (!(request.isHttpError || request.isNetworkError))
{
if (callbcak != null)
{
callbcak(handler.assetBundle);
}
}
}
#endregion
#region 文件上传相关
public void UploadFile(string url, byte[] contentBytes, Action<bool> callback)
{
StartCoroutine(UploadByPut(AppConst.BaseUrl + url, contentBytes, callback));
}
// 可以结合WebUtility中的Formatter方法将对象转化为byte数组传递给服务端
IEnumerator UploadByPut(string url, byte[] contentBytes, Action<bool> callback, string contentType = "application/octet-stream")
{
UnityWebRequest uwr = new UnityWebRequest(url);
UploadHandler uploader = new UploadHandlerRaw(contentBytes);
uploader.contentType = contentType;
uwr.uploadHandler = uploader;
yield return uwr.SendWebRequest();
bool isUploadSuccess = true;
if (uwr.isNetworkError || uwr.isHttpError)
{
isUploadSuccess = false;
}
if (callback != null)
{
callback(isUploadSuccess); //isUploadSuccess参数表示是否上传成功
}
}
#endregion
//HttpWebRequest Get请求
public void HttpRequest(string url,Action<string> callback)
{
startTime = Time.realtimeSinceStartup;
HttpWebRequest request = (HttpWebRequest)WebRequest.Create(AppConst.BaseUrl + url);
request.Method = "GET";
request.ContentType = "application/json";
request.UserAgent = null;
request.Timeout = 10000; //这里设置了十秒超时时间
HttpWebResponse response = (HttpWebResponse)request.GetResponse();
Stream resStream= response.GetResponseStream();
StreamReader streamReader = new StreamReader(resStream, Encoding.UTF8);
string readerStr = streamReader.ReadToEnd();
streamReader.Close();
resStream.Close();
if(callback!=null)
{
Debug.Log("请求消耗时间："+(Time.realtimeSinceStartup- startTime));
callback(readerStr);
}
}
//HttpWebRequest Post请求
public void HttpRequest(string url,string postData,Dictionary<string,string> headerDic,Action<string> callback)
{
startTime = Time.realtimeSinceStartup;
byte[] data = Encoding.UTF8.GetBytes(postData);
HttpWebRequest request = (HttpWebRequest)WebRequest.Create(AppConst.BaseUrl + url);
request.Method = "POST";
request.ContentType = "application/json";
request.UserAgent = null;
request.Timeout = 100000; //这里设置了十秒超时时间
foreach (var key in headerDic.Keys)
{
request.Headers.Add(key, headerDic[key]);
}
request.ContentLength = data.Length;
using (Stream newStream = request.GetRequestStream())
{
//// Send the data.
newStream.Write(data, 0, data.Length);
}
// Get response
HttpWebResponse myResponse = (HttpWebResponse)request.GetResponse();
StreamReader reader = new StreamReader(myResponse.GetResponseStream(), Encoding.UTF8);
string content = reader.ReadToEnd();
if(callback!=null)
{
Debug.Log("请求消耗时间：" + (Time.realtimeSinceStartup - startTime));
callback(content);
}
}
void CommonMethod(UnityWebRequest uwr, Action<UnityWebRequest> callback)
{
switch (uwr.responseCode)
{
case 200:
if(callback!=null)
{
callback(uwr);
}
break;
case 404:
default:
//此处UI提示
//{"timestamp":1562662472679,"status":404,"error":"Not Found","message":"No message available","path":"/game/v1/user/%7B2175b2265eb37c3242c1ed258839b650%7D/login"}
Debug.Log("404 Not Found");
UIManager.HideAll();
UIManager.Show("UILoading");
break;
}
}
}
来源：CSDN
作者：白茶清欢者
链接：https://blog.csdn.net/qq_22391435/article/details/104607366