public async System.Threading.Tasks.Task EvaluateTask(DNet_DataContracts.Processing.Task task, List <ModuleHubWrapper> modules)
{
switch (task.Type)
{
case TaskType.Search:
await SearchTaskContextMiddleware(task);
break;
case TaskType.Calculate:
task.PerformancePoints = (int)task.CalculateContext.ApproximateResultTypeMemoryConsumption;
break;
case TaskType.DataRequest:
task.PerformancePoints = (int)task.DataRequestContext.ApproximateResultTypeMemoryConsumption;
break;
default:
break;
}
await Helper.SortByMinDifference(task.PerformancePoints, modules);
}
public override async System.Threading.Tasks.Task SendTask(DNet_DataContracts.Processing.Task task)
{
//task = new DNet_DataContracts.Processing.Task
//{
// Id = Guid.NewGuid().ToString(),
// Type = TaskType.Search,
// ModuleType = "DB, DB_Postgres",
// //TestAction = new Action(() =>
// //{
// // int x = 60, y = 10;
// // Console.WriteLine(x + y);
// // Console.WriteLine("Hello!");
// //})
//};
//SearchTaskContext context = new SearchTaskContext
//{
// SearchArea = "user",
// ApproximateResultTypeMemoryConsumption = _typeEvaluateService.TypeMemoryConsumptionDictionary["User"]
//};
//task.SearchContext = context;
await base.SendTask(task);
}
private void _taskHandlerService_ResultRecieve(DNet_DataContracts.Processing.Task task)
{
if (task.IsFinished)
{
Console.WriteLine($"Task with ID: \'{task.Id}\' successfully finished");
}
SomeThing = (string)task.SearchContext.Result;
Invoke(StateHasChanged);
//throw new NotImplementedException();
}
private async void PostgreSQLDemonstrationTaskHandlerService_TaskRecieve(DNet_DataContracts.Processing.Task task)
{
Console.WriteLine("PSQL Service: " + task.Id);
if (!task.ModuleType.Contains(_connectionInstance.ModuleType) || task.Type != DNet_DataContracts.Processing.TaskType.Search)
{
await _connectionInstance.SendToHub("ModuleUnsupportTaskType", task);
return;
}
SearchTaskContext context = task.SearchContext;
Type type = null;
IQueryable queryable;
switch (context.SearchArea)
{
case "user":
type = typeof(User);
//queryable = _context.Users.Where(context.SearchExpression);
break;
case "news":
type = typeof(News);
break;
default:
break;
}
if (type == null)
{
await _connectionInstance.SendToHub("ModuleUnsupportTaskType", task);
return;
}
task.IsFinished = true;
task.SearchContext.Result = "Scope from DB";
await _connectionInstance.SendToHub("TaskResult", task);
//ParameterExpression usedType = Expression.Parameter(type, context.SearchAlias);
//LambdaExpression e = DynamicExpressionParser.ParseLambda(new ParameterExpression[] { usedType }, null, context.SearchExpression);
}
public async System.Threading.Tasks.Task SearchTaskContextMiddleware(DNet_DataContracts.Processing.Task task)
{
task.PerformancePoints = (int)task.SearchContext.ApproximateResultTypeMemoryConsumption;
if (task.SearchContext.SearchArea.ToLower().Contains("sql")) //Detecting direct sql querry
{
task.PerformancePoints += (int)(70 * (task.SearchContext.SearchExpression.Length / 100.0)); //add 70% of lenght
task.PerformancePoints += await Helper.AccountingBrackets(task.SearchContext.SearchExpression);
}
else
{
task.PerformancePoints += task.SearchContext.SearchExpression.Length;
task.PerformancePoints += await Helper.AccountingBrackets(task.SearchContext.SearchExpression);
}
}
internal string GetTaskStatus(DNet_DataContracts.Processing.Task task)
{
string res = string.Empty;
if (task.IsFinished)
{
res = "Завершена";
}
else if (task.IsExecuting)
{
res = "Выполняется";
}
else if (task.IsCanceled)
{
res = "Отменена";
}
else
{
res = "Не найден исполнитель";
}
return(res);
}
internal async void SendTask()
{
//DNet_DataContracts.Processing.Task task = new DNet_DataContracts.Processing.Task
//{
// Id = Guid.NewGuid().ToString(),
// Type = TaskType.Search,
// ModuleType = "DB, DB_Postgres"
//};
//SearchTaskContext context = new SearchTaskContext
//{
// SearchAlias = "user"
//};
//task.SearchContext = context;
var task = new DNet_DataContracts.Processing.Task
{
Id = Guid.NewGuid().ToString(),
Type = TaskType.Search,
ModuleType = TaskModuleTypes
};
SearchTaskContext context = new SearchTaskContext
{
SearchArea = "user"
};
if (uITypeEvaluateService.TypeMemoryConsumptionDictionary.TryGetValue("User", out long temp))
{
context.ApproximateResultTypeMemoryConsumption = temp;
}
task.SearchContext = context;
await _taskHandlerService.SendTask(task);
}
public async System.Threading.Tasks.Task TaskEvaluate(Task task)
{
int _performancePoints = 0;
}
private void _connectionInstance_TaskRecieve(DNet_DataContracts.Processing.Task task)
{
//throw new NotImplementedException();
Console.WriteLine("PSQL 11 Service: " + task.Id);
}
private void UITaskHandlerService_ResultRecieve(DNet_DataContracts.Processing.Task task)
{
ResultRecieve?.Invoke(task);
}
