[Unity网络]Http通信

参考链接：

https://www.jianshu.com/p/a2b518ad53f7

https://www.jianshu.com/p/c6773e431bb5

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

HttpManager.cs

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

public class HttpManager : MonoSingletion<HttpManager>
{
    //Get请求(获取信息)
    public void Get(string url, Action<string> action)
    {
        StartCoroutine(_Get(url, action));
    }

    IEnumerator _Get(string url, Action<string> action)
    {
        UnityWebRequest unityWebRequest = UnityWebRequest.Get(url);
        yield return unityWebRequest.SendWebRequest();
        if (unityWebRequest.isNetworkError || unityWebRequest.isHttpError)
        {
            Debug.LogError("url:" + url + " error:" + unityWebRequest.error);
        }
        else
        {
            if (action != null)
            {
                action(unityWebRequest.downloadHandler.text);
            }
        }
    }

    //Post请求(上传信息)
    public void Post(string url, WWWForm wWWForm, Action<string> action)
    {
        StartCoroutine(_Post(url, wWWForm, action));
    }

    IEnumerator _Post(string url, WWWForm wWWForm, Action<string> action)
    {
        //wWWForm = new WWWForm();
        //wWWForm.AddField("qwe", "123");
        UnityWebRequest unityWebRequest = UnityWebRequest.Post(url, wWWForm);
        yield return unityWebRequest.SendWebRequest();
        if (unityWebRequest.isNetworkError || unityWebRequest.isHttpError)
        {
            Debug.LogError("url:" + url + " error:" + unityWebRequest.error);
        }
        else
        {
            if (action != null)
            {
                action(unityWebRequest.downloadHandler.text);
            }
        }
    }

    //请求Texture
    public void RequestTexture(string url, Action<Texture2D> action)
    {
        StartCoroutine(_RequestTexture(url, action));
    }

    IEnumerator _RequestTexture(string url, Action<Texture2D> action)
    {
        UnityWebRequest unityWebRequest = UnityWebRequestTexture.GetTexture(url);
        yield return unityWebRequest.SendWebRequest();
        if (unityWebRequest.isNetworkError || unityWebRequest.isHttpError)
        {
            Debug.LogError("url:" + url + " error:" + unityWebRequest.error);
        }
        else
        {
            if (action != null)
            {
                action(DownloadHandlerTexture.GetContent(unityWebRequest));
            }
        }
    }

    //请求AudioClip
    public void RequestAudioClip(string url, AudioType audioType, Action<AudioClip> action)
    {
        StartCoroutine(_RequestAudioClip(url, audioType, action));
    }

    IEnumerator _RequestAudioClip(string url, AudioType audioType, Action<AudioClip> action)
    {
        UnityWebRequest unityWebRequest = UnityWebRequestMultimedia.GetAudioClip(url, audioType);
        yield return unityWebRequest.SendWebRequest();
        if (unityWebRequest.isNetworkError || unityWebRequest.isHttpError)
        {
            Debug.LogError("url:" + url + " error:" + unityWebRequest.error);
        }
        else
        {
            if (action != null)
            {
                action(DownloadHandlerAudioClip.GetContent(unityWebRequest));
            }
        }
    }

    //请求AssetBundle
    public void RequestAssetBundle(string url, Action<AssetBundle> action)
    {
        StartCoroutine(_RequestAssetBundle(url, action));
    }

    IEnumerator _RequestAssetBundle(string url, Action<AssetBundle> action)
    {
        UnityWebRequest unityWebRequest = UnityWebRequestAssetBundle.GetAssetBundle(url, 0);
        yield return unityWebRequest.SendWebRequest();
        if (unityWebRequest.isNetworkError || unityWebRequest.isHttpError)
        {
            Debug.LogError("url:" + url + " error:" + unityWebRequest.error);
        }
        else
        {
            if (action != null)
            {
                action(DownloadHandlerAssetBundle.GetContent(unityWebRequest));
            }
        }
    }
}