public PyAssignmentStatement createDeclaration(IntroduceOperation operation) {
final Project project = operation.getProject();
final PyExpression initializer = operation.getInitializer();
InitializerTextBuilder builder = new InitializerTextBuilder();
initializer.accept(builder);
String assignmentText = operation.getName() + " = " + builder.result();
PsiElement anchor =
operation.isReplaceAll()
? findAnchor(operation.getOccurrences())
: PsiTreeUtil.getParentOfType(initializer, PyStatement.class);
return createDeclaration(project, assignmentText, anchor);
}
protected void performInplaceIntroduce(IntroduceOperation operation) {
final PsiElement statement = performRefactoring(operation);
if (statement instanceof PyAssignmentStatement) {
PyTargetExpression target =
(PyTargetExpression) ((PyAssignmentStatement) statement).getTargets()[0];
final List<PsiElement> occurrences = operation.getOccurrences();
final PsiElement occurrence = findOccurrenceUnderCaret(occurrences, operation.getEditor());
PsiElement elementForCaret = occurrence != null ? occurrence : target;
operation
.getEditor()
.getCaretModel()
.moveToOffset(elementForCaret.getTextRange().getStartOffset());
final InplaceVariableIntroducer<PsiElement> introducer =
new PyInplaceVariableIntroducer(target, operation, occurrences);
introducer.performInplaceRefactoring(
new LinkedHashSet<String>(operation.getSuggestedNames()));
}
}
protected void performActionOnElementOccurrences(final IntroduceOperation operation) {
final Editor editor = operation.getEditor();
if (editor.getSettings().isVariableInplaceRenameEnabled()) {
ensureName(operation);
if (operation.isReplaceAll() != null) {
performInplaceIntroduce(operation);
} else {
OccurrencesChooser.simpleChooser(editor)
.showChooser(
operation.getElement(),
operation.getOccurrences(),
new Pass<OccurrencesChooser.ReplaceChoice>() {
@Override
public void pass(OccurrencesChooser.ReplaceChoice replaceChoice) {
operation.setReplaceAll(replaceChoice == OccurrencesChooser.ReplaceChoice.ALL);
performInplaceIntroduce(operation);
}
});
}
} else {
performIntroduceWithDialog(operation);
}
}
private void performActionOnElement(IntroduceOperation operation) {
if (!checkEnabled(operation)) {
return;
}
final PsiElement element = operation.getElement();
final PsiElement parent = element.getParent();
final PyExpression initializer =
parent instanceof PyAssignmentStatement
? ((PyAssignmentStatement) parent).getAssignedValue()
: (PyExpression) element;
operation.setInitializer(initializer);
if (initializer != null) {
operation.setOccurrences(getOccurrences(element, initializer));
operation.setSuggestedNames(getSuggestedNames(initializer));
}
if (operation.getOccurrences().size() == 0) {
operation.setReplaceAll(false);
}
performActionOnElementOccurrences(operation);
}
