Add lock file to prevent redundant update checks

Add a lock file based on the current date to the temporary directory to prevent redundant update checks for the Gradle IntelliJ Plugin. The lock file ensures that the checks only happen once per day, reducing unnecessary API calls and improving performance.

Author: hsz

CHANGELOG.md

@@ -2,6 +2,9 @@
 
 ## [next]
 
+### Added
+- Create a date-based lock file to limit daily update checks for the Gradle IntelliJ Plugin.
+
 ### Fixed
 - Handle the `Could not HEAD 'https://www.jetbrains.com/updates/updates.xml'` gracefully when running `downloadIdeaProductReleasesXml` with no Internet connection
 - Improved checking if `Provider` holds non-empty value

src/main/kotlin/org/jetbrains/intellij/IntelliJPlugin.kt

@@ -117,6 +117,7 @@ import org.jetbrains.kotlin.gradle.tasks.KotlinCompile
 import java.io.File
 import java.net.URL
 import java.nio.file.Path
+import java.time.LocalDate
 import java.time.LocalDateTime
 import java.time.format.DateTimeFormatter
 import java.util.*
@@ -1530,6 +1531,13 @@ abstract class IntelliJPlugin : Plugin<Project> {
             selfUpdateCheck.convention(project.provider {
                 project.isBuildFeatureEnabled(SELF_UPDATE_CHECK)
             })
+            lockFile.convention(project.provider{
+                temporaryDir.resolve(LocalDate.now().toString())
+            })
+
+            onlyIf {
+                !lockFile.get().exists()
+            }
         }
     }
 

src/main/kotlin/org/jetbrains/intellij/tasks/InitializeIntelliJPluginTask.kt

@@ -13,6 +13,7 @@ import org.jetbrains.intellij.IntelliJPluginConstants.PLUGIN_GROUP_NAME
 import org.jetbrains.intellij.IntelliJPluginConstants.PLUGIN_ID
 import org.jetbrains.intellij.IntelliJPluginConstants.PLUGIN_NAME
 import org.jetbrains.intellij.utils.LatestVersionResolver
+import java.io.File
 
 /**
  * Initializes the Gradle IntelliJ Plugin and performs various checks, like if the plugin is up to date.
@@ -26,6 +27,9 @@ abstract class InitializeIntelliJPluginTask : DefaultTask() {
     @get:Internal
     abstract val selfUpdateCheck: Property<Boolean>
 
+    @get:Internal
+    abstract val lockFile: Property<File>
+
     init {
         group = PLUGIN_GROUP_NAME
         description = "Initializes the Gradle IntelliJ Plugin"
@@ -54,6 +58,8 @@ abstract class InitializeIntelliJPluginTask : DefaultTask() {
             if (version < Version.parse(latestVersion)) {
                 warn(context, "$PLUGIN_NAME is outdated: $version. Update `$PLUGIN_ID` to: $latestVersion")
             }
+
+            lockFile.get().createNewFile()
         } catch (e: Exception) {
             error(context, e.message.orEmpty(), e)
         }