UnityWebRequest_ZT

using System;
using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.Networking;

public class C_UnityWebRequest : MonoBehaviour
{
    static C_UnityWebRequest instance;
    public static C_UnityWebRequest Instance
    {
        get
        {
            if (instance == null)
            {
                GameObject mounter = new GameObject("C_UnityWebRequest");
                instance = mounter.AddComponent<C_UnityWebRequest>();
            }
            return instance;
        }
    }

    /// <summary>
    /// get请求
    /// </summary>
    /// <param name="url"></param>
    /// <param name="actionResult"></param>
    public void Get(string url, Action<UnityWebRequest> actionResult)
    {
        StartCoroutine(_Get(url, actionResult));
    }

    /// <summary>
    /// 下载文件
    /// </summary>
    /// <param name="url"></param>
    /// <param name="downloadFilePathAndName"></param>
    /// <param name="actionResult"></param>
    public void DownloadFile(string url, string downloadFilePathAndName, Action<UnityWebRequest> actionResult)
    {
        StartCoroutine(_DownloadFile(url, downloadFilePathAndName, actionResult));
    }

    /// <summary>
    /// 请求图片
    /// </summary>
    /// <param name="url"></param>
    /// <param name="actionResult"></param>
    public void GetTexture(string url, Action<Texture2D> actionResult)
    {
        StartCoroutine(_GetTexture(url, actionResult));
    }

    /// <summary>
    /// 请求assetBuddle
    /// </summary>
    /// <param name="url"></param>
    /// <param name="actionResult"></param>
    public void GetAssetBundle(string url, Action<AssetBundle> actionResult)
    {
        StartCoroutine(_GetAssetBundle(url, actionResult));
    }

    /// <summary>
    /// 下载音效
    /// </summary>
    /// <param name="url"></param>
    /// <param name="actionResult"></param>
    /// <param name="audioType"></param>
    public void GetAudioClip(string url, Action<AudioClip> actionResult, AudioType audioType = AudioType.WAV)
    {
        StartCoroutine(_GetAudioClip(url, actionResult, audioType));
    }

    /// <summary>
    /// post form
    /// </summary>
    /// <param name="serverURL"></param>
    /// <param name="lstformData"></param>
    /// <param name="actionResult"></param>
    public void Post(string serverURL, List<IMultipartFormSection> lstformData, Action<UnityWebRequest> actionResult)
    {
        //List<IMultipartFormSection> formData = new List<IMultipartFormSection>(); 
        //formData.Add(new MultipartFormDataSection("field1=foo&field2=bar"));
        //formData.Add(new MultipartFormFileSection("my file data", "myfile.txt")); 
        StartCoroutine(_Post(serverURL, lstformData, actionResult));
    }

    /// <summary>
    /// put方法
    /// </summary>
    /// <param name="url"></param>
    /// <param name="contentBytes"></param>
    /// <param name="actionResult"></param>
    public void UploadByPut(string url, byte[] contentBytes, Action<bool> actionResult)
    {
        StartCoroutine(_UploadByPut(url, contentBytes, actionResult, ""));
    }

    /// <summary>
    /// get
    /// </summary>
    /// <param name="url"></param>
    /// <param name="actionResult"></param>
    /// <returns></returns>
    IEnumerator _Get(string url, Action<UnityWebRequest> actionResult)
    {
        using (UnityWebRequest uwr = UnityWebRequest.Get(url))
        {
            yield return uwr.SendWebRequest();
            if (actionResult != null)
            {
                actionResult(uwr);
            }
        }
    }

    /// <summary>
    /// 下载文件
    /// </summary>
    /// <param name="url"></param>
    /// <param name="downloadFilePathAndName"></param>
    /// <param name="actionResult"></param>
    /// <returns></returns>
    IEnumerator _DownloadFile(string url, string downloadFilePathAndName, Action<UnityWebRequest> actionResult)
    {
        var uwr = new UnityWebRequest(url, UnityWebRequest.kHttpVerbGET);
        uwr.downloadHandler = new DownloadHandlerFile(downloadFilePathAndName);
        yield return uwr.SendWebRequest();
        if (actionResult != null)
        {
            actionResult(uwr);
        }
    }

    /// <summary>
    /// 下载图片
    /// </summary>
    /// <param name="url"></param>
    /// <param name="actionResult"></param>
    /// <returns></returns>
    IEnumerator _GetTexture(string url, Action<Texture2D> actionResult)
    {
        UnityWebRequest uwr = new UnityWebRequest(url);
        DownloadHandlerTexture downloadTexture = new DownloadHandlerTexture(true);
        uwr.downloadHandler = downloadTexture;
        yield return uwr.SendWebRequest();
        Texture2D t = null;
        if (!(uwr.isNetworkError || uwr.isHttpError))
        {
            t = downloadTexture.texture;
        }
        if (actionResult != null)
        {
            actionResult(t);
        }
    }

    /// <summary>
    /// 下载AssetBuddle
    /// </summary>
    /// <param name="url"></param>
    /// <param name="actionResult"></param>
    /// <returns></returns>
    IEnumerator _GetAssetBundle(string url, Action<AssetBundle> actionResult)
    {
        UnityWebRequest www = new UnityWebRequest(url);
        DownloadHandlerAssetBundle handler = new DownloadHandlerAssetBundle(www.url, uint.MaxValue);
        www.downloadHandler = handler;

        yield return www.SendWebRequest();

        AssetBundle bundle = null;

        if (!(www.isNetworkError || www.isHttpError))
        {
            bundle = handler.assetBundle;
        }

        if (actionResult != null)
        {
            actionResult(bundle);
        }
    }

    /// <summary>
    /// 下载音效
    /// </summary>
    /// <param name="url"></param>
    /// <param name="actionResult"></param>
    /// <param name="audioType"></param>
    /// <returns></returns>
    IEnumerator _GetAudioClip(string url, Action<AudioClip> actionResult, AudioType audioType = AudioType.WAV)
    {
        using (var uwr = UnityWebRequestMultimedia.GetAudioClip(url, audioType))
        {
            yield return uwr.SendWebRequest();

            if (!(uwr.isNetworkError || uwr.isHttpError))
            {
                if (actionResult != null)
                {
                    actionResult(DownloadHandlerAudioClip.GetContent(uwr));
                }
            }
        }
    }

    /// <summary>
    /// 表单下载
    /// </summary>
    /// <param name="serverURL"></param>
    /// <param name="lstformData"></param>
    /// <param name="actionResult"></param>
    /// <returns></returns>
    IEnumerator _Post(string serverURL, List<IMultipartFormSection> lstformData, Action<UnityWebRequest> actionResult)
    {
        //List<IMultipartFormSection> formData = new List<IMultipartFormSection>();
        //formData.Add(new MultipartFormDataSection("field1=foo&field2=bar"));
        //formData.Add(new MultipartFormFileSection("my file data", "myfile.txt"));
        UnityWebRequest uwr = UnityWebRequest.Post(serverURL, lstformData);

        yield return uwr.SendWebRequest();

        if (actionResult != null)
        {
            actionResult(uwr);
        }
    }

    /// <summary>
    /// put
    /// </summary>
    /// <param name="url"></param>
    /// <param name="contentBytes"></param>
    /// <param name="actionResult"></param>
    /// <param name="contentType"></param>
    /// <returns></returns>
    IEnumerator _UploadByPut(string url, byte[] contentBytes, Action<bool> actionResult, string contentType = "application/octet-stream")
    {
        UnityWebRequest uwr = new UnityWebRequest();
        UploadHandler uploader = new UploadHandlerRaw(contentBytes);
        // Sends header: "Content-Type: custom/content-type";
        uploader.contentType = contentType;
        uwr.uploadHandler = uploader;

        yield return uwr.SendWebRequest();

        bool res = true;
        if (uwr.isNetworkError || uwr.isHttpError)
        {
            res = false;
        }

        if (actionResult != null)
        {
            actionResult(res);
        }
    }
}

ZT:https://www.jianshu.com/p/3da9191f82a0