ui: added info screen for indexer crash investigation

* in case Coati crashes while indexing this screen will inform the user of further steps to take in order to find out what happened

src/lib/data/parser/TaskParse.cpp

@@ -1,6 +1,9 @@
 #include "data/parser/TaskParse.h"
 
+#include "component/view/DialogView.h"
+#include "utility/file/FileRegister.h"
 #include "utility/scheduling/Blackboard.h"
+#include "ApplicationStateMonitor.h"
 
 TaskParse::TaskParse(
 	std::shared_ptr<StorageProvider> storageProvider,
@@ -28,6 +31,28 @@ void TaskParse::doEnter(std::shared_ptr<Blackboard> blackboard)
 	}
 }
 
+Task::TaskState TaskParse::doUpdate(std::shared_ptr<Blackboard> blackboard)
+{
+	FilePath sourcePath = m_fileRegister->consumeSourceFile();
+
+	if (sourcePath.empty())
+	{
+		return STATE_FAILURE;
+	}
+	else
+	{
+		ApplicationStateMonitor::getInstance()->addIndexingFile(sourcePath);
+		m_dialogView->updateIndexingDialog(
+			m_fileRegister->getParsedSourceFilesCount(), m_fileRegister->getSourceFilesCount(), sourcePath.str()
+		);
+
+		indexFile(sourcePath);
+		ApplicationStateMonitor::getInstance()->removeIndexingFile(sourcePath);
+	}
+
+	return (m_interrupted ? STATE_FAILURE : STATE_SUCCESS);
+}
+
 void TaskParse::doExit(std::shared_ptr<Blackboard> blackboard)
 {
 	std::lock_guard<std::mutex> lock(blackboard->getMutex());

src/lib/data/parser/TaskParse.h

@@ -25,10 +25,12 @@ public:
 
 protected:
 	virtual void doEnter(std::shared_ptr<Blackboard> blackboard);
+	virtual TaskState doUpdate(std::shared_ptr<Blackboard> blackboard);
 	virtual void doExit(std::shared_ptr<Blackboard> blackboard);
 	virtual void doReset(std::shared_ptr<Blackboard> blackboard);
 
 	virtual void handleMessage(MessageInterruptTasks* message);
+	virtual void indexFile(FilePath sourcePath) = 0;
 
 	std::shared_ptr<StorageProvider> m_storageProvider;
 	std::shared_ptr<FileRegister> m_fileRegister;