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[4.1.1-develop] Bug-653: Fixed NullPointerException for InjectAViewModelAction#getElement #662

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Merged
merged 1 commit into from
Nov 8, 2021
Merged

[4.1.1-develop] Bug-653: Fixed NullPointerException for InjectAViewModelAction#getElement #662

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72 changes: 52 additions & 20 deletions src/com/magento/idea/magento2plugin/actions/generation/InjectAViewModelAction.java
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Original file line number Diff line number Diff line change
Expand Up @@ -22,78 +22,110 @@
import org.jetbrains.annotations.NotNull;

public class InjectAViewModelAction extends DumbAwareAction {
public static String actionName = "Inject a new View Model for this block";
public static String actionDescription = "Inject a new Magento 2 View Model";

public static final String ACTION_NAME = "Inject a new View Model for this block";
public static final String ACTION_DESCRIPTION = "Inject a new Magento 2 View Model";
private XmlTag targetXmlTag;

/**
* An action constructor.
*/
public InjectAViewModelAction() {
super(actionName, actionDescription, MagentoIcons.MODULE);
super(ACTION_NAME, ACTION_DESCRIPTION, MagentoIcons.MODULE);
}

@Override
public void update(final AnActionEvent event) {
public void update(final @NotNull AnActionEvent event) {
this.setStatus(event, false);
final Project project = event.getData(PlatformDataKeys.PROJECT);

if (project == null) {
return;
}

if (Settings.isEnabled(project)) {
final XmlTag element = getElement(event);
if (element == null) {
this.setStatus(event, false);
} else {

if (element != null) {
targetXmlTag = element;
this.setStatus(event, true);
}
} else {
this.setStatus(event, false);
}
}

private void setStatus(final AnActionEvent event, final boolean status) {
event.getPresentation().setVisible(status);
event.getPresentation().setEnabled(status);
}

@Override
public void actionPerformed(final @NotNull AnActionEvent event) {
InjectAViewModelDialog.open(event.getProject(), this.targetXmlTag);
final Project project = event.getData(PlatformDataKeys.PROJECT);

if (project == null || targetXmlTag == null) {
return;
}
InjectAViewModelDialog.open(project, targetXmlTag);
}

@Override
public boolean isDumbAware() {
return false;
}

/**
* Get focused (target) element for the event.
*
* @param event AnActionEvent
*
* @return XmlTag
*/
private XmlTag getElement(final @NotNull AnActionEvent event) {
final Caret caret = event.getData(PlatformDataKeys.CARET);

if (caret == null) {
return null;
}

final int offset = caret.getOffset();
final PsiFile psiFile = event.getData(PlatformDataKeys.PSI_FILE);

if (psiFile == null) {
return null;
}
final int offset = caret.getOffset();
final PsiElement element = psiFile.findElementAt(offset);

if (element == null) {
return null;
}

final XmlTag xmlTag = PsiTreeUtil.getParentOfType(element, XmlTag.class);

if (xmlTag == null) {
return null;
}
XmlTag resultTag;
if (xmlTag.getName().equals(CommonXml.ATTRIBUTE_ARGUMENTS)) {

if (CommonXml.ATTRIBUTE_ARGUMENTS.equals(xmlTag.getName())) {
resultTag = PsiTreeUtil.getParentOfType(xmlTag, XmlTag.class);
} else {
resultTag = xmlTag;
}

if (resultTag == null) {
return null;
}

if (!resultTag.getName().equals(LayoutXml.BLOCK_ATTRIBUTE_TAG_NAME)
&& !resultTag.getName().equals(LayoutXml.REFERENCE_BLOCK_ATTRIBUTE_TAG_NAME)) {
if (!LayoutXml.BLOCK_ATTRIBUTE_TAG_NAME.equals(resultTag.getName())
&& !LayoutXml.REFERENCE_BLOCK_ATTRIBUTE_TAG_NAME.equals(resultTag.getName())) {
return null;
}

return resultTag;
}

/**
* Set presentation status.
*
* @param event AnActionEvent
* @param status boolean
*/
private void setStatus(final AnActionEvent event, final boolean status) {
event.getPresentation().setVisible(status);
event.getPresentation().setEnabled(status);
}
}
4 changes: 2 additions & 2 deletions src/com/magento/idea/magento2plugin/actions/generation/dialog/InjectAViewModelDialog.java
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Original file line number Diff line number Diff line change
Expand Up @@ -104,7 +104,7 @@ protected void textChanged(final @NotNull DocumentEvent event) {

setContentPane(contentPane);
setModal(true);
setTitle(InjectAViewModelAction.actionDescription);
setTitle(InjectAViewModelAction.ACTION_DESCRIPTION);
getRootPane().setDefaultButton(buttonOK);

buttonOK.addActionListener((final ActionEvent event) -> onOK());
Expand Down Expand Up @@ -154,7 +154,7 @@ protected void onOK() {
getViewModelClassName(),
moduleName,
namespaceBuilder.getNamespace()
), project).generate(InjectAViewModelAction.actionName, true);
), project).generate(InjectAViewModelAction.ACTION_NAME, true);
if (viewModel == null) {
final String errorMessage = validatorBundle.message(
"validator.class.alreadyDeclared",
Expand Down