feat: add rate notification

Author: xepozz

src/main/kotlin/com/github/xepozz/gitattributes/ide/editor/EditorNotificationProvider.kt

@@ -0,0 +1,47 @@
+package com.github.xepozz.gitattributes.ide.editor
+
+import com.github.xepozz.gitattributes.language.AttributesFileType
+import com.intellij.ide.BrowserUtil
+import com.intellij.ide.util.PropertiesComponent
+import com.intellij.openapi.diagnostic.thisLogger
+import com.intellij.openapi.fileEditor.FileEditor
+import com.intellij.openapi.project.DumbAware
+import com.intellij.openapi.project.Project
+import com.intellij.openapi.vfs.VirtualFile
+import com.intellij.ui.EditorNotificationPanel
+import com.intellij.ui.EditorNotificationProvider
+import com.intellij.ui.EditorNotifications
+import java.util.function.Function
+import javax.swing.JComponent
+
+private const val PROMO_RATE = "gitattributes.promo.rate"
+
+class EditorNotificationProvider : EditorNotificationProvider, DumbAware {
+    override fun collectNotificationData(
+        project: Project,
+        file: VirtualFile
+    ): Function<in FileEditor, out JComponent?>? {
+        if (file.fileType !is AttributesFileType) return null
+
+        if (PropertiesComponent.getInstance().isTrueValue(PROMO_RATE)) return null
+
+        return Function { editor ->
+            val panel = EditorNotificationPanel(editor, EditorNotificationPanel.Status.Promo)
+            panel.text = "GitAttributes: Rate plugin on the Marketplace, help it grow"
+            panel.createActionLabel("Leave Review") {
+                BrowserUtil.browse("https://plugins.jetbrains.com/plugin/26477--gitattributes-support/reviews/new")
+                updateProperty(project)
+            }
+            panel.setCloseAction {
+                thisLogger().info("Close action clicked")
+                updateProperty(project)
+            }
+            panel
+        }
+    }
+
+    private fun updateProperty(project: Project) {
+        PropertiesComponent.getInstance().setValue(PROMO_RATE, true)
+        EditorNotifications.getInstance(project).updateAllNotifications()
+    }
+}

src/main/resources/META-INF/plugin.xml

@@ -56,5 +56,7 @@
         <!--            <className>com.github.xepozz.gitattributes.ide.actions.AttributesGuruIntention</className>-->
         <!--            <category>Gitattributes intentions</category>-->
         <!--        </intentionAction>-->
+        <editorNotificationProvider
+                implementation="com.github.xepozz.gitattributes.ide.editor.EditorNotificationProvider"/>
     </extensions>
 </idea-plugin>