Add reservoir case for EM data

- read geometry definition from h5grid files
- import cell results from h5grid files
- create and import case using drag/drop of h5grid file into ResInsight

ApplicationLibCode/Application/RiaDefines.cpp

@@ -269,6 +269,12 @@ RiaDefines::EclipseUnitSystem RiaDefines::fromDepthUnit( DepthUnitType depthUnit
 //--------------------------------------------------------------------------------------------------
 RiaDefines::ImportFileType RiaDefines::obtainFileTypeFromFileName( const QString& fileName )
 {
+    if ( fileName.endsWith( "h5grid", Qt::CaseInsensitive ) )
+    {
+        // EM data must be detected first, since "h5grid" also matches "grid" and is interpreted as Eclipse file
+        return ImportFileType::EM_H5GRID;
+    }
+
     if ( fileName.endsWith( "EGRID", Qt::CaseInsensitive ) )
     {
         return ImportFileType::ECLIPSE_EGRID_FILE;

ApplicationLibCode/Application/RiaDefines.h

@@ -134,8 +134,9 @@ enum class ImportFileType
     RESINSIGHT_PROJECT_FILE = 0x20,
     ROFF_FILE               = 0x30,
     GEOMECH_INP_FILE        = 0x40,
+    EM_H5GRID               = 0x80,
     ECLIPSE_RESULT_GRID     = ECLIPSE_GRID_FILE | ECLIPSE_EGRID_FILE,
-    ANY_ECLIPSE_FILE        = ECLIPSE_RESULT_GRID | ECLIPSE_INPUT_FILE | ECLIPSE_SUMMARY_FILE | ROFF_FILE,
+    ANY_ECLIPSE_FILE        = ECLIPSE_RESULT_GRID | ECLIPSE_INPUT_FILE | ECLIPSE_SUMMARY_FILE | ROFF_FILE | EM_H5GRID,
     ANY_GEOMECH_FILE        = GEOMECH_ODB_FILE | GEOMECH_INP_FILE,
     ANY_IMPORT_FILE         = 0xFF
 };

ApplicationLibCode/Application/Tools/RiaImportEclipseCaseTools.cpp

@@ -40,6 +40,7 @@
 #include "RimEclipseInputCase.h"
 #include "RimEclipseResultCase.h"
 #include "RimEclipseView.h"
+#include "RimEmCase.h"
 #include "RimFileSummaryCase.h"
 #include "RimIdenticalGridCaseGroup.h"
 #include "RimMainPlotCollection.h"
@@ -588,3 +589,56 @@ RimRoffCase* RiaImportEclipseCaseTools::openRoffCaseFromFileName( const QString&
 
     return roffCase;
 }
+
+//--------------------------------------------------------------------------------------------------
+///
+//--------------------------------------------------------------------------------------------------
+bool RiaImportEclipseCaseTools::openEmFilesFromFileNames( const QStringList& fileNames, bool createDefaultView, std::vector<int>& createdCaseIds )
+{
+    if ( fileNames.empty() ) return false;
+
+    RimProject* project = RimProject::current();
+    if ( !project ) return false;
+
+    RimEclipseCaseCollection* analysisModels = project->activeOilField() ? project->activeOilField()->analysisModels() : nullptr;
+    if ( !analysisModels ) return false;
+
+    for ( auto fileName : fileNames )
+    {
+        auto* emCase = new RimEmCase();
+        project->assignCaseIdToCase( emCase );
+        emCase->setGridFileName( fileName );
+
+        bool gridImportSuccess = emCase->openEclipseGridFile();
+        if ( !gridImportSuccess )
+        {
+            const auto errMsg = "Failed to import grid from file: " + fileName.toStdString();
+            RiaLogging::error( errMsg.c_str() );
+            delete emCase;
+            continue;
+        }
+
+        analysisModels->cases.push_back( emCase );
+        analysisModels->updateConnectedEditors();
+
+        RimEclipseView* eclipseView = nullptr;
+        if ( createDefaultView )
+        {
+            eclipseView = emCase->createAndAddReservoirView();
+
+            eclipseView->cellResult()->setResultType( RiaDefines::ResultCatType::INPUT_PROPERTY );
+            eclipseView->loadDataAndUpdate();
+
+            emCase->updateAllRequiredEditors();
+            if ( RiaGuiApplication::isRunning() )
+            {
+                if ( RiuMainWindow::instance() ) RiuMainWindow::instance()->selectAsCurrentItem( eclipseView->cellResult() );
+
+                // Make sure the call to setExpanded is done after the call to selectAsCurrentItem
+                Riu3DMainWindowTools::setExpanded( eclipseView );
+            }
+        }
+    }
+
+    return true;
+}

ApplicationLibCode/Application/Tools/RiaImportEclipseCaseTools.h

@@ -59,6 +59,8 @@ public:
     static std::vector<int> openRoffCasesFromFileNames( const QStringList& fileNames, bool createDefaultView );
     static RimRoffCase*     openRoffCaseFromFileName( const QString& fileName, bool createDefaultView );
 
+    static bool openEmFilesFromFileNames( const QStringList& fileNames, bool createDefaultView, std::vector<int>& createdCaseIds );
+
 private:
     static int openEclipseCaseShowTimeStepFilterImpl( const QString&                     fileName,
                                                       bool                               showTimeStepFilter,