Create file in project directory on successful build for Project Manager

Signed-off-by: AMZN-Phil <pconroy@amazon.com>

Code/Tools/ProjectManager/Source/ProjectBuilderController.cpp

@@ -10,6 +10,8 @@
 #include <ProjectBuilderWorker.h>
 #include <ProjectButtonWidget.h>
 
+#include <AzFramework/IO/LocalFileIO.h>
+
 #include <QMessageBox>
 #include <QDesktopServices>
 #include <QUrl>
@@ -80,6 +82,10 @@ namespace O3DE::ProjectManager
 
     void ProjectBuilderController::HandleResults(const QString& result)
     {
+        AZ::IO::LocalFileIO fileIO;
+        AZStd::string successBuildFilePath = AZStd::string::format("%s/%s",
+            m_projectInfo.m_path.toStdString().c_str(), "ProjectManagerBuildSuccess");
+
         if (!result.isEmpty())
         {
             if (result.contains(tr("log")))
@@ -109,12 +115,21 @@ namespace O3DE::ProjectManager
                 emit NotifyBuildProject(m_projectInfo);
             }
 
+            fileIO.Remove(successBuildFilePath.c_str());
+
             emit Done(false);
             return;
         }
         else
         {
             m_projectInfo.m_buildFailed = false;
+
+            AZ::IO::HandleType fileHandle;
+            if (fileIO.Open(successBuildFilePath.c_str(), AZ::IO::OpenMode::ModeWrite | AZ::IO::OpenMode::ModeText, fileHandle))
+            {
+                // We just need the file to exist
+                fileIO.Close(fileHandle);
+            }
         }
 
         emit Done(true);

Code/Tools/ProjectManager/Source/ProjectsScreen.cpp

@@ -22,6 +22,7 @@
 #include <AzFramework/Process/ProcessCommon.h>
 #include <AzFramework/Process/ProcessWatcher.h>
 #include <AzCore/Utils/Utils.h>
+#include <AzFramework/IO/LocalFileIO.h>
 
 #include <QVBoxLayout>
 #include <QHBoxLayout>
@@ -269,17 +270,33 @@ namespace O3DE::ProjectManager
             // Add any missing project buttons and restore buttons to default state
             for (const ProjectInfo& project : projectsVector)
             {
+                ProjectButton* currentButton = nullptr;
                 if (!m_projectButtons.contains(QDir::toNativeSeparators(project.m_path)))
                 {
-                    m_projectButtons.insert(QDir::toNativeSeparators(project.m_path), CreateProjectButton(project));
+                    currentButton = CreateProjectButton(project);
+                    m_projectButtons.insert(QDir::toNativeSeparators(project.m_path), currentButton);
                 }
                 else
                 {
                     auto projectButtonIter = m_projectButtons.find(QDir::toNativeSeparators(project.m_path));
                     if (projectButtonIter != m_projectButtons.end())
                     {
-                        projectButtonIter.value()->RestoreDefaultState();
-                        m_projectsFlowLayout->addWidget(projectButtonIter.value());
+                        currentButton = projectButtonIter.value();
+                        currentButton->RestoreDefaultState();
+                        m_projectsFlowLayout->addWidget(currentButton);
+                    }
+                }
+
+                // Check whether project manager has successfully built the project
+                if (currentButton)
+                {
+                    AZStd::string successfulBuildFilePath = AZStd::string::format("%s/%s",
+                        project.m_path.toStdString().c_str(), "ProjectManagerBuildSuccess");
+
+                    AZ::IO::LocalFileIO fileIO;
+                    if (!fileIO.Exists(successfulBuildFilePath.c_str()))
+                    {
+                        currentButton->ShowBuildRequired();
                     }
                 }
             }