/// <summary>
/// 执行
/// </summary>
/// <param name="host"></param>
/// <param name="param"></param>
internal void Execute(WFClientSDK host, WFExecuteParameter param)
{
string workflowContextPost = JsonConvert.SerializeObject(param.WorkflowContext);
//TODO 执行流程操作
WFExecuteArgs args = new WFExecuteArgs(param);
if (args.ExecuteParameter.OperatorType == 7)
{
//如果执行的是撤回操作，则直接执行工作流方法，然后调用After。
ExecuteMethodOnlyCallAfter(host, param);
return;
}
bool result = true;
if (BeforeExecute != null)
{
result = BeforeExecute(this, args);
}
if (result == false)
{
//如果Before出错则把POST回来的WorkflowContext再返回回去
SDKHelper.ShowProcess(host.PageInstance, workflowContextPost);
return;
}
string workflowContext = WFClientProcess.ExecuteMethod(args.ExecuteParameter, 1);
WorkflowContext workflowContextOne = JsonConvert.DeserializeObject <WorkflowContext>(workflowContext);
ProcessReturn(args, workflowContextOne);
if (args.ExecuteParameter.WorkflowContext.StatusCode != 0)
{
SDKHelper.ShowProcess(host.PageInstance, JsonConvert.SerializeObject(args.ExecuteParameter.WorkflowContext));
return;
}
if (SaveApplicationData != null)
{
result = SaveApplicationData(this, args);
}
if (result)
{
workflowContext = WFClientProcess.ExecuteMethod(args.ExecuteParameter, 2);
args.ExecuteParameter.WorkflowContext = JsonConvert.DeserializeObject <WorkflowContext>(workflowContext);
if (AfterExecute != null)
{
AfterExecute(this, args);
}
SDKHelper.ShowProcess(host.PageInstance, workflowContext);
}
else
{
SDKHelper.ShowProcess(host.PageInstance, workflowContextPost);
}
}
/// <summary>
/// 执行工作流的方法（只调用After）
/// </summary>
/// <param name="host"></param>
/// <param name="param"></param>
private void ExecuteMethodOnlyCallAfter(WFClientSDK host, WFExecuteParameter param)
{
string workflowContextPost = JsonConvert.SerializeObject(param.WorkflowContext);
//TODO 执行流程操作
WFExecuteArgs args = new WFExecuteArgs(param);
string workflowContext = WFClientProcess.ExecuteMethod(args.ExecuteParameter, 0);
args.ExecuteParameter.WorkflowContext = JsonConvert.DeserializeObject <WorkflowContext>(workflowContext);
if (AfterExecute != null)
{
AfterExecute(this, args);
}
SDKHelper.ShowProcess(host.PageInstance, workflowContext);
}
private void ProcessReturn(WFExecuteArgs args, WorkflowContext resultWorkflowContext)
{
if (resultWorkflowContext.StatusCode == 0 || resultWorkflowContext.StatusCode == 11 || resultWorkflowContext.StatusCode == 21)
{
//如果11和21的错误和成功，直接返回
args.ExecuteParameter.WorkflowContext = resultWorkflowContext;
}
else
{
//其它错误，把错误代码赋给POST回来的WorkflowContext。然后返回
args.ExecuteParameter.WorkflowContext.StatusCode = resultWorkflowContext.StatusCode;
args.ExecuteParameter.WorkflowContext.StatusMessage = resultWorkflowContext.StatusMessage;
args.ExecuteParameter.WorkflowContext.LastException = resultWorkflowContext.LastException;
}
}