insertNewlineInBlockquote function

ExecutionInstruction insertNewlineInBlockquote({ required SuperEditorContext editContext, required KeyEvent keyEvent, })

Implementation

ExecutionInstruction insertNewlineInBlockquote({
  required SuperEditorContext editContext,
  required KeyEvent keyEvent,
}) {
  if (keyEvent.logicalKey != LogicalKeyboardKey.enter) {
    return ExecutionInstruction.continueExecution;
  }

  if (!HardwareKeyboard.instance.isShiftPressed) {
    return ExecutionInstruction.continueExecution;
  }

  if (editContext.composer.selection == null) {
    return ExecutionInstruction.continueExecution;
  }

  final baseNode = editContext.document.getNodeById(editContext.composer.selection!.base.nodeId)!;
  final extentNode = editContext.document.getNodeById(editContext.composer.selection!.extent.nodeId)!;
  if (baseNode.id != extentNode.id) {
    return ExecutionInstruction.continueExecution;
  }
  if (extentNode is! ParagraphNode) {
    return ExecutionInstruction.continueExecution;
  }
  if (extentNode.getMetadataValue('blockType') != blockquoteAttribution) {
    return ExecutionInstruction.continueExecution;
  }

  final didInsertNewline = editContext.commonOps.insertPlainText('\n');
  return didInsertNewline ? ExecutionInstruction.haltExecution : ExecutionInstruction.continueExecution;
}