Fixed references move refactoring for NonCode usages

We need to try correctly refactor NonCode usages of Java-like facade FQ names
i.e. if we have file A.kt with method foo we need to check AKt.foo and foo entries for non-code text search

Fixed #KT-36382

idea/src/org/jetbrains/kotlin/idea/refactoring/move/moveDeclarations/MoveKotlinDeclarationsProcessor.kt

@@ -31,6 +31,7 @@ import com.intellij.util.IncorrectOperationException
 import com.intellij.util.containers.MultiMap
 import gnu.trove.THashMap
 import gnu.trove.TObjectHashingStrategy
+import org.jetbrains.kotlin.asJava.classes.KtLightClassForFacade
 import org.jetbrains.kotlin.asJava.elements.KtLightDeclaration
 import org.jetbrains.kotlin.asJava.findFacadeClass
 import org.jetbrains.kotlin.asJava.namedUnwrappedElement
@@ -55,6 +56,9 @@ import org.jetbrains.kotlin.psi.psiUtil.isAncestor
 import org.jetbrains.kotlin.utils.ifEmpty
 import org.jetbrains.kotlin.utils.keysToMap
 import java.util.*
+import kotlin.collections.ArrayList
+import kotlin.math.max
+import kotlin.math.min
 
 interface Mover : (KtNamedDeclaration, KtElement) -> KtNamedDeclaration {
     object Default : Mover {
@@ -195,6 +199,13 @@ class MoveKotlinDeclarationsProcessor(
             return null
         }
 
+        fun UsageInfo.intersectsWith(usage: UsageInfo): Boolean {
+            if (element?.containingFile != usage.element?.containingFile) return false
+            val firstSegment = segment ?: return false
+            val secondSegment = usage.segment ?: return false
+            return max(firstSegment.startOffset, secondSegment.startOffset) <= min(firstSegment.endOffset, secondSegment.endOffset)
+        }
+
         fun collectUsages(kotlinToLightElements: Map<KtNamedDeclaration, List<PsiNamedElement>>, result: MutableCollection<UsageInfo>) {
             kotlinToLightElements.values.flatten().flatMapTo(result) { lightElement ->
                 val searchScope = getSearchScope(lightElement) ?: return@flatMapTo emptyList()
@@ -212,14 +223,42 @@ class MoveKotlinDeclarationsProcessor(
 
                 val name = lightElement.getKotlinFqName()?.quoteIfNeeded()?.asString()
                 if (name != null) {
-                    TextOccurrencesUtil.findNonCodeUsages(
-                        lightElement,
-                        name,
-                        descriptor.searchInCommentsAndStrings,
-                        descriptor.searchInNonCode,
-                        FqName(newFqName).quoteIfNeeded().asString(),
-                        results
-                    )
+                    fun searchForKotlinNameUsages(results: ArrayList<UsageInfo>) {
+                        TextOccurrencesUtil.findNonCodeUsages(
+                            lightElement,
+                            name,
+                            descriptor.searchInCommentsAndStrings,
+                            descriptor.searchInNonCode,
+                            FqName(newFqName).quoteIfNeeded().asString(),
+                            results
+                        )
+                    }
+
+                    val facadeContainer = lightElement.parent as? KtLightClassForFacade
+                    if (facadeContainer != null) {
+                        val oldFqNameWithFacade = StringUtil.getQualifiedName(facadeContainer.qualifiedName, elementName)
+                        val newFqNameWithFacade = StringUtil.getQualifiedName(
+                            StringUtil.getQualifiedName(newContainerName, facadeContainer.name),
+                            elementName
+                        )
+
+                        TextOccurrencesUtil.findNonCodeUsages(
+                            lightElement,
+                            oldFqNameWithFacade,
+                            descriptor.searchInCommentsAndStrings,
+                            descriptor.searchInNonCode,
+                            FqName(newFqNameWithFacade).quoteIfNeeded().asString(),
+                            results
+                        )
+
+                        ArrayList<UsageInfo>().also { searchForKotlinNameUsages(it) }.forEach { kotlinNonCodeUsage ->
+                            if (results.none { it.intersectsWith(kotlinNonCodeUsage) }) {
+                                results.add(kotlinNonCodeUsage)
+                            }
+                        }
+                    } else {
+                        searchForKotlinNameUsages(results)
+                    }
                 }
 
                 MoveClassHandler.EP_NAME.extensions.filter { it !is MoveKotlinClassHandler }.forEach { handler ->

idea/testData/refactoring/move/kotlin/moveTopLevelDeclarations/misc/nonCodeUsagesWithJavaFacadeMethod/after/code/anotherPackage/MyTest.kt

@@ -0,0 +1,3 @@
+package code.anotherPackage
+
+fun MyTest() {}

idea/testData/refactoring/move/kotlin/moveTopLevelDeclarations/misc/nonCodeUsagesWithJavaFacadeMethod/after/code/test.kt

@@ -0,0 +1,7 @@
+package code
+
+fun main(args: Array<String>) {
+//    MyTest
+//    code.anotherPackage.MyTest
+//    code.anotherPackage.TestKt.MyTest
+}

idea/testData/refactoring/move/kotlin/moveTopLevelDeclarations/misc/nonCodeUsagesWithJavaFacadeMethod/before/code/test.kt

@@ -0,0 +1,9 @@
+package code
+
+fun <caret>MyTest() {}
+
+fun main(args: Array<String>) {
+//    MyTest
+//    code.MyTest
+//    code.TestKt.MyTest
+}

idea/testData/refactoring/move/kotlin/moveTopLevelDeclarations/misc/nonCodeUsagesWithJavaFacadeMethod/nonCodeUsagesWithJavaFacadeMethod.test

@@ -0,0 +1,5 @@
+{
+  "mainFile": "code/test.kt",
+  "type": "MOVE_KOTLIN_TOP_LEVEL_DECLARATIONS",
+  "targetPackage": "code.anotherPackage"
+}

idea/testData/refactoring/move/kotlin/moveTopLevelDeclarations/moveOnlyFunctionToPackageUsedInJava/after/nonCodeUsage.txt

@@ -0,0 +1,4 @@
+
+//Here we are using newPackage.foo name for test pure kotlin naming of top level kotlin function
+
+//And we are using newPackage.FunKt.foo name for test java naming of top level kotlin function

idea/testData/refactoring/move/kotlin/moveTopLevelDeclarations/moveOnlyFunctionToPackageUsedInJava/before/nonCodeUsage.txt

@@ -0,0 +1,4 @@
+
+//Here we are using oldPackage.foo name for test pure kotlin naming of top level kotlin function
+
+//And we are using oldPackage.FunKt.foo name for test java naming of top level kotlin function

idea/tests/org/jetbrains/kotlin/idea/refactoring/move/MoveTestGenerated.java

@@ -588,6 +588,11 @@ public class MoveTestGenerated extends AbstractMoveTest {
         runTest("idea/testData/refactoring/move/kotlin/moveTopLevelDeclarations/misc/mutualDependency/MutualDependency.test");
     }
 
+    @TestMetadata("kotlin/moveTopLevelDeclarations/misc/nonCodeUsagesWithJavaFacadeMethod/nonCodeUsagesWithJavaFacadeMethod.test")
+    public void testKotlin_moveTopLevelDeclarations_misc_nonCodeUsagesWithJavaFacadeMethod_NonCodeUsagesWithJavaFacadeMethod() throws Exception {
+        runTest("idea/testData/refactoring/move/kotlin/moveTopLevelDeclarations/misc/nonCodeUsagesWithJavaFacadeMethod/nonCodeUsagesWithJavaFacadeMethod.test");
+    }
+
     @TestMetadata("kotlin/moveTopLevelDeclarations/misc/nonCodeUsagesWithQuotedName/nonCodeUsageWithQuotedName.test")
     public void testKotlin_moveTopLevelDeclarations_misc_nonCodeUsagesWithQuotedName_NonCodeUsageWithQuotedName() throws Exception {
         runTest("idea/testData/refactoring/move/kotlin/moveTopLevelDeclarations/misc/nonCodeUsagesWithQuotedName/nonCodeUsageWithQuotedName.test");