/// <summary>
/// 获取单个指定尺寸图片
/// </summary>
/// <param name="request"></param>
/// <returns></returns>
public object Post(FSScalePicFileRequest request)
{
int errCode = ImageFileRequestValid(request);
if (errCode != (int)FS_ErrorCode.Request_Success)
return new AsyncFileDownloadResponse
{
ret = errCode,
message = ErrorCodeDic.GetInstance().CodeMessage(errCode),
File_url = null
};
AsyncFileDownloadResponse response = new AsyncFileDownloadResponse();
try
{
IPictureFileService picSvr = new PictureFileService();
response = picSvr.ScalePictureFile(request.file_guid, request.width, request.height);
}
catch(Exception e)
{
string err = string.Format("PictureServiceHost.FSScalePicFileRequest error = {0}, request = {1}", e.ToString(), JsonUtil<FSScalePicFileRequest>.ToJson(request));
LogUtil.Error(err);
}
return response;
}
/// <summary>
/// 有效性校验
/// </summary>
/// <param name="request"></param>
/// <returns></returns>
private int ImageFileRequestValid(FSScalePicFileRequest request)
{
var errCode = (int)FS_ErrorCode.Request_Success;
if (string.IsNullOrEmpty(request.file_guid) || request.width == 0 || request.height == 0)
{
LogUtil.Info("Error: request parameters are lost");
errCode = (int)FS_ErrorCode.RequestParam_Err;
}
return errCode;
}