package com.dmarcotte.handlebars.inspections;
import com.dmarcotte.handlebars.HbBundle;
import com.dmarcotte.handlebars.psi.HbBlockMustache;
import com.dmarcotte.handlebars.psi.HbOpenBlockMustache;
import com.dmarcotte.handlebars.psi.HbPath;
import com.intellij.codeInsight.CodeInsightUtilBase;
import com.intellij.codeInsight.intention.IntentionAction;
import com.intellij.openapi.editor.Document;
import com.intellij.openapi.editor.Editor;
import com.intellij.openapi.project.Project;
import com.intellij.openapi.util.Condition;
import com.intellij.openapi.util.TextRange;
import com.intellij.psi.PsiDocumentManager;
import com.intellij.psi.PsiElement;
import com.intellij.psi.PsiFile;
import com.intellij.psi.PsiWhiteSpace;
import com.intellij.psi.util.PsiTreeUtil;
import com.intellij.util.IncorrectOperationException;
import org.jetbrains.annotations.NotNull;
class HbBlockMismatchFix implements IntentionAction {
private final boolean myUpdateOpenMustache;
private final String myCorrectedName;
private final String myOriginalName;
/**
* @param correctedName The name this action will update a block element to
* @param originalName The original name of the element this action corrects
* @param updateOpenMustache Whether or not this updates the open mustache of this block
*/
public HbBlockMismatchFix(String correctedName, String originalName, boolean updateOpenMustache) {
myUpdateOpenMustache = updateOpenMustache;
myCorrectedName = correctedName;
myOriginalName = originalName;
}
@NotNull
@Override
public String getText() {
return getName();
}
@NotNull
@Override
public String getFamilyName() {
return getName();
}
@Override
public boolean isAvailable(@NotNull Project project, Editor editor, PsiFile file) {
return true;
}
@Override
public void invoke(@NotNull Project project, Editor editor, PsiFile file)
throws IncorrectOperationException {
final int offset = editor.getCaretModel().getOffset();
PsiElement psiElement = file.findElementAt(offset);
if (psiElement == null || !psiElement.isValid()) return;
if (!CodeInsightUtilBase.prepareFileForWrite(psiElement.getContainingFile())) return;
if (psiElement instanceof PsiWhiteSpace) psiElement = PsiTreeUtil.prevLeaf(psiElement);
HbBlockMustache blockMustache = (HbBlockMustache)PsiTreeUtil.findFirstParent(psiElement, true, new Condition<PsiElement>() {
@Override
public boolean value(PsiElement psiElement) {
return psiElement instanceof HbBlockMustache;
}
});
if (blockMustache == null) {
return;
}
HbBlockMustache targetBlockMustache = blockMustache;
// ensure we update the open or close mustache for this block appropriately
if (myUpdateOpenMustache != (targetBlockMustache instanceof HbOpenBlockMustache)) {
targetBlockMustache = blockMustache.getPairedElement();
}
HbPath path = PsiTreeUtil.findChildOfType(targetBlockMustache, HbPath.class);
final Document document = PsiDocumentManager.getInstance(project).getDocument(file);
if (path != null && document != null) {
final TextRange textRange = path.getTextRange();
document.replaceString(textRange.getStartOffset(), textRange.getEndOffset(), myCorrectedName);
}
}
@Override
public boolean startInWriteAction() {
return true;
}
private String getName() {
return myUpdateOpenMustache
? HbBundle.message("hb.block.mismatch.intention.rename.open", myOriginalName, myCorrectedName)
: HbBundle.message("hb.block.mismatch.intention.rename.close", myOriginalName, myCorrectedName);
}
}