private void Validate(WorkflowStart startModel)
{
if (startModel == null)
{
throw new WorkflowServiceException("ابجکت نال ارسال شده است");
}
if (string.IsNullOrEmpty(startModel.Username))
{
throw new WorkflowServiceException($@"نام کاربری خالی است");
}
if (string.IsNullOrEmpty(startModel.Group))
{
throw new WorkflowServiceException($@"نام کاربری تایید کننده است");
}
if (string.IsNullOrEmpty(startModel.Id))
{
throw new WorkflowServiceException($@"کد رکورد صفر است");
}
if (string.IsNullOrEmpty(startModel.ProcessDefinitionKey))
{
throw new WorkflowServiceException($@"ProcessDefinitionKey ارسال نشده است");
}
//todo: باید بررسی شود آیا این key وجورد دارد یا خیر
}
public async Task <Result <VoidResult> > SaveAndSendToWorkflow(Vacation model)
{
try
{
Save(model);
var ws = new WorkflowStart
{
Id = model.Id.ToString(),
Username = User.Identity.Name,
UpperUsername = _orgChartService.GetUpperUsername(User.Identity.Name),
ProcessDefinitionKey = "vacationRequest",
};
var res = await _workflowService.SendToWorkflow(ws);
return(new Result <VoidResult>
{
Type = res.Status == EngineResponseStatus.Success ? ResultType.Success : ResultType.Fail,
Message = res.Message,
});
}
catch (Exception e)
{
return(new Result <VoidResult> {
Message = e.Message, Type = ResultType.Fail
});
}
}
public async Task <WorkflowStartResponse> SendToWorkflow(WorkflowStart startModel)
{
Validate(startModel);
var engineClient = InjectorSingleTon.Inject <IWorkflowEngineClient>();
return(await engineClient.SendToWorkflow(startModel));
}
public async Task <Result <VoidResult> > SaveAndSendToWorkflow(TModel model)
{
try
{
BeforeSave(model);
Save(model);
AfterSave(model);
if (string.IsNullOrEmpty(FormName))
{
throw new Exception("نام فارسی این گردش کار داده نشده است");
}
if (string.IsNullOrEmpty(thisControllerProcessDefinitionKey))
{
throw new Exception("thisControllerProcessDefinitionKey این گردش کار داده نشده است");
}
if (string.IsNullOrEmpty(GetUsername()))
{
throw new Exception("username این گردش کار داده نشده است");
}
Dictionary <string, string> dic = new Dictionary <string, string>();
dic.Add("formName", FormName);
var ws = new WorkflowStart
{
Id = model.Id.ToString(),
Username = GetUsername(),
Group = GetGroup(),
ProcessDefinitionKey = thisControllerProcessDefinitionKey,
variables = dic
};
_workflowService = InjectorSingleTon.Inject <IWorkflowService>();
BeforeSendToWorkflow(ws, model);
var res = await _workflowService.SendToWorkflow(ws);
AfterSendToWorkflow(ws, model);
return(new Result <VoidResult>
{
Type = res.Status == EngineResponseStatus.Success ? ResultType.Success : ResultType.Fail,
Message = res.Message,
});
}
catch (Exception e)
{
ErrorSendToWorkflow(e, model);
return(new Result <VoidResult> {
Message = e.Message, Type = ResultType.Fail
});
}
}
public async Task <WorkflowResult> StartWorkflowAsync(WorkflowStart entity)
{
return(await ExecuteHelper(async() =>
{
_httpClient.SetEntityRest <WorkflowStart>();
return await _httpClient.PostAsync(entity)
.ResponseToModelAsync <WorkflowResult>();
}, $"WebAPIClient.StartWorkflowAsync -> POST entities error"));
}
private void ValidateVariable(string id, WorkflowStart startModel)
{
if (!startModel.variables.ContainsKey(id))
{
throw new WorkflowServiceException($@" {id} ارسال نشده است");
}
if (startModel.variables[id] == null)
{
throw new WorkflowServiceException($@"{id} ارسال نشده است");
}
}
public void Setup()
{
workflowService = new WorkflowService();
model = new WorkflowStart();
model.ProcessDefinitionKey = "vacationRequest";
model.Username = "******";
model.Id = new Random().Next().ToString();
model.UpperUsername = "******";
model.variables.Add("vacationType", new Random().Next(1, 3).ToString());
model.variables.Add("title", new Random().Next(1, 10).ToString());
model.variables.Add("days", new Random().Next(1, 10).ToString());
model.variables.Add("upper", "noori");
}
private Variable[] ToVariables
(Dictionary <string, string> startModelVariables, WorkflowStart rStart)
{
startModelVariables.Add("id", rStart.Id.ToString());
startModelVariables.Add("username", rStart.Username.ToString());
startModelVariables.Add("upperUsername", rStart.UpperUsername.ToString());
List <Variable> vars = new List <Variable>();
foreach (var variable in startModelVariables)
{
vars.Add(new Variable
{
Name = variable.Key,
Value = variable.Value
});
}
return(vars.ToArray());
}
protected virtual void BeforeSendToWorkflow(WorkflowStart ws, TModel model)
{
}
protected virtual void AfterSendToWorkflow(WorkflowStart ws, TModel model)
{
}
public async Task <WorkflowStartResponse> SendToWorkflow(WorkflowStart startModel)
{
var rStart = new WorkflowStartResponse();
using (_httpClient = new HttpClient())
{
var baseUrl = WorkflowSettingSingleTon.WorkflowSetting.BaseUrl;
SetDefaultHeaders(_httpClient);
Variable[] variables = ToVariables(startModel.variables, startModel);
var startReq = new EngineActivateProcessDefinitionRequest
{
ProcessDefinitionKey = startModel.ProcessDefinitionKey,
Variables = variables,
};
var jsonInString = JsonConvert.SerializeObject(startReq);
var url = $@"{baseUrl}/runtime/process-instances";
var resp = await _httpClient.PostAsync(url,
new StringContent(jsonInString, Encoding.UTF8, "application/json"));
var str = await resp.Content.ReadAsStringAsync();
var activateResponse = JsonConvert.DeserializeObject <EngineActivateProcessDefinitionResponse>(str);
if ((int)resp.StatusCode == 201)
{
rStart.Status = EngineResponseStatus.Success;
rStart.Id = activateResponse.Id;
if (activateResponse.Suspended)
{
throw new ActivitiEngineClientException("این گردش کار در وضعیت suspended قرار دارد");
}
}
else if ((int)resp.StatusCode == 400)
{
rStart.Status = EngineResponseStatus.Fail;
rStart.Message = "گردش کار با key داده شده یافت نشد یا variable های اشتباه داده شده یا :"
+ resp.ReasonPhrase;
}
else if (resp.StatusCode == HttpStatusCode.InternalServerError)
{
// Try to read response, log error etc.
var errorxml = await resp.Content.ReadAsStringAsync();
throw new Exception(errorxml);
}
else
{
throw new Exception("این کد رسپانس پیاده سازی نشده");
}
}
return(await Task.FromResult(rStart));
}
protected override void BeforeSendToWorkflow(WorkflowStart ws, Vacation model)
{
ws.variables.Add("vacationType", ((int)model.Type).ToString());
}
