From fae3f8b8087e38dca6e61631d1435e544d5a22bf Mon Sep 17 00:00:00 2001
From: MrMachiei <maciej.jacek.w@gmail.com>
Date: Sat, 20 Jan 2024 17:31:16 +0100
Subject: [PATCH] move logic to viewModel (#560)

---
 .../gui/importer/ImportEntriesDialog.java     | 29 ++++---------------
 .../gui/importer/ImportEntriesViewModel.java  | 19 ++++++++++++
 2 files changed, 24 insertions(+), 24 deletions(-)

diff --git a/src/main/java/org/jabref/gui/importer/ImportEntriesDialog.java b/src/main/java/org/jabref/gui/importer/ImportEntriesDialog.java
index e4ccb98f746..a2259549c75 100644
--- a/src/main/java/org/jabref/gui/importer/ImportEntriesDialog.java
+++ b/src/main/java/org/jabref/gui/importer/ImportEntriesDialog.java
@@ -1,7 +1,5 @@
 package org.jabref.gui.importer;
 
-import java.io.IOException;
-import java.io.StringWriter;
 import java.util.EnumSet;
 import java.util.Optional;
 
@@ -40,13 +38,9 @@
 import org.jabref.gui.util.TaskExecutor;
 import org.jabref.gui.util.TextFlowLimited;
 import org.jabref.gui.util.ViewModelListCellFactory;
-import org.jabref.logic.bibtex.BibEntryWriter;
-import org.jabref.logic.bibtex.FieldWriter;
-import org.jabref.logic.exporter.BibWriter;
 import org.jabref.logic.importer.ParserResult;
 import org.jabref.logic.l10n.Localization;
 import org.jabref.logic.shared.DatabaseLocation;
-import org.jabref.logic.util.OS;
 import org.jabref.logic.util.io.FileUtil;
 import org.jabref.model.database.BibDatabaseContext;
 import org.jabref.model.entry.BibEntry;
@@ -182,7 +176,7 @@ private void initialize() {
                 })
                 .withOnMouseClickedEvent((entry, event) -> {
                     entriesListView.getCheckModel().toggleCheckState(entry);
-                    displayBibTeX(entry);
+                    displayBibTeX(entry, viewModel.getSourceString(entry));
                 })
                 .withPseudoClass(entrySelected, entriesListView::getItemBooleanProperty)
                 .install(entriesListView);
@@ -193,17 +187,12 @@ private void initialize() {
         initBibTeX();
     }
 
-    private void displayBibTeX(BibEntry entry) {
+    private void displayBibTeX(BibEntry entry, String bibTeX) {
         if (entriesListView.getCheckModel().isChecked(entry)) {
             bibTeXData.clear();
-            try {
-                bibTeXData.appendText(getSourceString(entry));
-                bibTeXData.moveTo(0);
-                bibTeXData.requestFollowCaret();
-            } catch (
-                    IOException aE) {
-                bibTeXData.clear();
-            }
+            bibTeXData.appendText(bibTeX);
+            bibTeXData.moveTo(0);
+            bibTeXData.requestFollowCaret();
         } else {
             bibTeXData.clear();
         }
@@ -218,14 +207,6 @@ private void initBibTeX() {
         });
     }
 
-    private String getSourceString(BibEntry entry) throws IOException {
-        StringWriter writer = new StringWriter();
-        BibWriter bibWriter = new BibWriter(writer, OS.NEWLINE);
-        FieldWriter fieldWriter = FieldWriter.buildIgnoreHashes(preferences.getFieldPreferences());
-        new BibEntryWriter(fieldWriter, entryTypesManager).write(entry, bibWriter, database.getMode());
-        return writer.toString();
-    }
-
     private Node getEntryNode(BibEntry entry) {
         Node entryType = getIcon(entry.getType()).getGraphicNode();
         entryType.getStyleClass().add("type");
diff --git a/src/main/java/org/jabref/gui/importer/ImportEntriesViewModel.java b/src/main/java/org/jabref/gui/importer/ImportEntriesViewModel.java
index eeffe49a74c..cdcb6512285 100644
--- a/src/main/java/org/jabref/gui/importer/ImportEntriesViewModel.java
+++ b/src/main/java/org/jabref/gui/importer/ImportEntriesViewModel.java
@@ -1,5 +1,7 @@
 package org.jabref.gui.importer;
 
+import java.io.IOException;
+import java.io.StringWriter;
 import java.util.List;
 import java.util.Optional;
 
@@ -20,10 +22,14 @@
 import org.jabref.gui.fieldeditors.LinkedFileViewModel;
 import org.jabref.gui.util.BackgroundTask;
 import org.jabref.gui.util.TaskExecutor;
+import org.jabref.logic.bibtex.BibEntryWriter;
+import org.jabref.logic.bibtex.FieldWriter;
 import org.jabref.logic.database.DatabaseMerger;
 import org.jabref.logic.database.DuplicateCheck;
+import org.jabref.logic.exporter.BibWriter;
 import org.jabref.logic.importer.ParserResult;
 import org.jabref.logic.l10n.Localization;
+import org.jabref.logic.util.OS;
 import org.jabref.model.database.BibDatabaseContext;
 import org.jabref.model.entry.BibEntry;
 import org.jabref.model.entry.BibEntryTypesManager;
@@ -117,6 +123,19 @@ public boolean hasDuplicate(BibEntry entry) {
                 .containsDuplicate(selectedDb.getValue().getDatabase(), entry, selectedDb.getValue().getMode()).isPresent();
     }
 
+    public String getSourceString(BibEntry entry) {
+        StringWriter writer = new StringWriter();
+        BibWriter bibWriter = new BibWriter(writer, OS.NEWLINE);
+        FieldWriter fieldWriter = FieldWriter.buildIgnoreHashes(preferences.getFieldPreferences());
+        try {
+            new BibEntryWriter(fieldWriter, entryTypesManager).write(entry, bibWriter, selectedDb.getValue().getMode());
+        } catch (
+                IOException ioException) {
+            return null;
+        }
+        return writer.toString();
+    }
+
     /**
      * Called after the user selected the entries to import. Does the real import stuff.
      *