Moved opening dialog to a function

src/main/kotlin/SystemDialogs.kt

@@ -0,0 +1,17 @@
+import git.GitManager
+import javax.swing.JFileChooser
+
+fun openRepositoryDialog(gitManager: GitManager) {
+    val latestDirectoryOpened = gitManager.latestDirectoryOpened
+
+    val f = if (latestDirectoryOpened == null)
+        JFileChooser()
+    else
+        JFileChooser(latestDirectoryOpened)
+
+    f.fileSelectionMode = JFileChooser.DIRECTORIES_ONLY
+    f.showSaveDialog(null)
+
+    if (f.selectedFile != null)
+        gitManager.openRepository(f.selectedFile)
+}

src/main/kotlin/main.kt

@@ -79,8 +79,7 @@ fun main() = application {
 
                     LazyColumn(
                         modifier = Modifier
-                            .fillMaxSize()
+                            .fillMaxSize(),
-                            .background(Color.Cyan)
                     ) {
                         items(items = tabs.value, key = { it.key }) {
                             val isItemSelected = it.key == selectedTabKey
@@ -130,18 +129,7 @@ fun Gitnuro(isNewTab: Boolean, tabName: MutableState<String>) {
     ) {
         GMenu(
             onRepositoryOpen = {
-                val latestDirectoryOpened = gitManager.latestDirectoryOpened
+                openRepositoryDialog(gitManager = gitManager)
-
-                val f = if (latestDirectoryOpened == null)
-                    JFileChooser()
-                else
-                    JFileChooser(latestDirectoryOpened)
-
-                f.fileSelectionMode = JFileChooser.DIRECTORIES_ONLY
-                f.showSaveDialog(null)
-
-                if (f.selectedFile != null)
-                    gitManager.openRepository(f.selectedFile)
             },
             onPull = { gitManager.pull() },
             onPush = { gitManager.push() },