[notification] add notification about new jvm ir backend

^KT-44523 Fixed

Author: dimonchik0036

idea/idea-jvm/src/org/jetbrains/kotlin/idea/configuration/ui/KotlinConfigurationCheckerService.kt

@@ -31,6 +31,7 @@ import org.jetbrains.kotlin.idea.KotlinFileType
 import org.jetbrains.kotlin.idea.KotlinJvmBundle
 import org.jetbrains.kotlin.idea.configuration.notifyOutdatedBundledCompilerIfNecessary
 import org.jetbrains.kotlin.idea.configuration.ui.notifications.notifyKotlinStyleUpdateIfNeeded
+import org.jetbrains.kotlin.idea.configuration.ui.notifications.notifyNewJVMBackendIfNeeded
 import org.jetbrains.kotlin.idea.project.getAndCacheLanguageLevelByDependencies
 import org.jetbrains.kotlin.idea.util.application.getServiceSafe
 import org.jetbrains.kotlin.idea.util.projectStructure.allModules
@@ -51,7 +52,7 @@ class KotlinConfigurationCheckerStartupActivity : StartupActivity {
         })
 
         notifyKotlinStyleUpdateIfNeeded(project)
-
+        notifyNewJVMBackendIfNeeded(project)
         KotlinConfigurationCheckerService.getInstance(project).performProjectPostOpenActions()
     }
 }

idea/idea-jvm/src/org/jetbrains/kotlin/idea/configuration/ui/notifications/NewJVMBackend.kt

@@ -0,0 +1,44 @@
+/*
+ * Copyright 2010-2021 JetBrains s.r.o. and Kotlin Programming Language contributors.
+ * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
+ */
+
+package org.jetbrains.kotlin.idea.configuration.ui.notifications
+
+import com.intellij.ide.util.PropertiesComponent
+import com.intellij.notification.*
+import com.intellij.openapi.project.Project
+import org.jetbrains.kotlin.idea.KotlinBundle
+import org.jetbrains.kotlin.idea.KotlinPluginVersion
+
+
+private const val NEW_JVM_BACKEND_NOTIFICATION_ID = "New JVM Backend"
+private const val NEW_JVM_BACKEND_WAS_PROMOTED = "new.jvm.backend.notification"
+private const val NEW_JVM_BACKEND_BLOG_POST = "https://blog.jetbrains.com/kotlin/2021/01/jvm-backend-is-in-beta/"
+
+fun notifyNewJVMBackendIfNeeded(project: Project) {
+    val propertiesComponent = PropertiesComponent.getInstance()
+    if (propertiesComponent.getBoolean(NEW_JVM_BACKEND_WAS_PROMOTED)) return
+    val kotlinVersion = KotlinPluginVersion.getCurrent()?.kotlinVersion ?: return
+    if (kotlinVersion < "1.4.30" || kotlinVersion >= "1.5.0") return
+
+    val notification = Notification(
+        NEW_JVM_BACKEND_NOTIFICATION_ID,
+        KotlinBundle.message("notification.title.new.jvm.ir.backend"),
+        KotlinBundle.message("notification.message.new.jvm.ir.backend"),
+        NotificationType.INFORMATION,
+    ).apply {
+        addAction(BrowseNotificationAction(KotlinBundle.message("notification.action.new.jvm.ir.backend"), NEW_JVM_BACKEND_BLOG_POST))
+
+        isImportant = true
+    }
+
+    NotificationsConfiguration.getNotificationsConfiguration().register(
+        NEW_JVM_BACKEND_NOTIFICATION_ID,
+        NotificationDisplayType.STICKY_BALLOON,
+    )
+
+    notification.notify(project)
+    propertiesComponent.setValue(NEW_JVM_BACKEND_WAS_PROMOTED, true)
+}
+

idea/resources-en/messages/KotlinBundle.properties

@@ -2222,4 +2222,8 @@ hints.codevision.inheritors.to_many.format={0,number}+ Inheritors
 hints.codevision.overrides.format={0, choice, 1#1 Override|2#{0,number} Overrides}
 hints.codevision.overrides.to_many.format={0,number}+ Overrides
 hints.codevision.settings=Settings...
-inspection.unused.result.of.data.class.copy=Unused result of data class copy
+inspection.unused.result.of.data.class.copy=Unused result of data class copy
+
+notification.title.new.jvm.ir.backend=It's Time to Try the JVM IR Backend
+notification.message.new.jvm.ir.backend=The new JVM backend has reached the Beta stage. Read about its benefits in this blog post.<br>We plan to enable it by default from Kotlin 1.5 (coming in spring 2021). We kindly ask you to test it on your main project. This blog post explains how to enable it and share your feedback.
+notification.action.new.jvm.ir.backend=Open the blog