[change-reminder] add a registry key for the limit on the analyzed changes number

GitOrigin-RevId: 273b2c61501f89922dea2ff91487e96e5ee366fb

plugins/changeReminder/resources/META-INF/plugin.xml

@@ -30,6 +30,10 @@
     <registryKey key="vcs.changeReminder.prediction.threshold"
                  defaultValue="0.8"
                  description="Do not show files which have probability less than threshold in Related Files node in Local Changes."/>
+    <registryKey key="vcs.changeReminder.changes.limit"
+                 defaultValue="25"
+                 description="A maximum number of changes for which predictions are calculated"/>
+    
     <applicationService serviceImplementation="com.jetbrains.changeReminder.plugin.UserSettings"/>
     <statistics.counterUsagesCollector groupId="vcs.change.reminder" version="1"/>
     <vcs.changes.changesViewModifier implementation="com.jetbrains.changeReminder.changes.ChangeReminderChangesViewModifier"/>

plugins/changeReminder/src/com/jetbrains/changeReminder/predict/PredictionService.kt

@@ -5,6 +5,7 @@ import com.intellij.openapi.Disposable
 import com.intellij.openapi.components.service
 import com.intellij.openapi.project.Project
 import com.intellij.openapi.util.Disposer
+import com.intellij.openapi.util.registry.Registry
 import com.intellij.openapi.vcs.FilePath
 import com.intellij.openapi.vcs.changes.ChangeListAdapter
 import com.intellij.openapi.vcs.changes.ChangeListManager
@@ -120,7 +121,7 @@ class PredictionService(val project: Project,
   private fun calculatePrediction() = synchronized(LOCK) {
     setPrediction(emptyList())
     val changes = changeListManager.defaultChangeList.changes
-    if (changes.size > 25) return
+    if (changes.size > Registry.intValue("vcs.changeReminder.changes.limit")) return
     val (dataManager, filesHistoryProvider) = predictionRequirements ?: return
     if (dataManager.dataPack.isFull) {
       taskController.request(PredictionRequest(project, dataManager, filesHistoryProvider, changes))