internal static string GetAPIHost(AVRegion region)
{
string[] apiHostCollections = { APIAddressCN, APIAddressUS };
int regionIndex = (int)region;
Node = (AVNode)regionIndex;
if (regionIndex < 0 || regionIndex > apiHostCollections.Length)
{
throw new Exception("所选的节点不在 LeanCloud 的支持范围之内，请查阅文档。");
}
string targetHost = apiHostCollections[regionIndex];
return(targetHost);
}
/// <summary>
/// 切换 LeanCloud 节点
/// </summary>
/// <param name="region">节点</param>
public static void SwitchAVRegion(AVRegion region)
{
string targetHost = GetAPIHost(region);
HostName = new Uri(targetHost);
}
/// <summary>
/// 初始化 AVClient，所有 AVOS Cloud 的请求都是通过这个类去实现，所以在使用 sdk 之前，必须显示地调用Initialize方法。
/// </summary>
/// <param name="applicationId">Application ID 可以从 AVOS Cloud 控制台中->设置 找到。</param>
/// <param name="applicationKey">App Key 可以从 AVOS Cloud 控制台中->设置 找到。</param>
/// <param name="region">目前仅支持CN和US，默认值是CN。</param>
public static void Initialize(string applicationId, string applicationKey, AVRegion region)
{
string targetHost = GetAPIHost(region);
Initialize(applicationId, applicationKey, targetHost);
}