Resolve and show documentation for field and group

src/main/java/ac/quant/quickfixspec/clickableviews/QuickFixPsiReferenceProvider.java

@@ -8,7 +8,7 @@
 import lombok.extern.slf4j.Slf4j;
 import org.jetbrains.annotations.NotNull;
 
-import static ac.quant.quickfixspec.common.PsiUtils.isComponentsDeclaration;
+import static ac.quant.quickfixspec.common.PsiUtils.isTagDeclaration;
 
 @Slf4j
 public class QuickFixPsiReferenceProvider extends PsiReferenceProvider {
@@ -23,7 +23,7 @@ public class QuickFixPsiReferenceProvider extends PsiReferenceProvider {
 
         XmlAttributeValue attributeValue = (XmlAttributeValue) element;
 
-        if (isComponentsDeclaration(attributeValue)) {
+        if (isTagDeclaration(attributeValue)) {
             return PsiReference.EMPTY_ARRAY;
         }
 

src/main/java/ac/quant/quickfixspec/clickableviews/QuickfixPsiReference.java

@@ -10,18 +10,18 @@
 import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.Nullable;
 
-
-import static ac.quant.quickfixspec.common.PsiUtils.findComponent;
-import static ac.quant.quickfixspec.common.PsiUtils.getRootTag;
+import static ac.quant.quickfixspec.common.PsiUtils.*;
 
 @Slf4j
 public class QuickfixPsiReference implements PsiReference {
 
     private final XmlAttributeValue attributeValue;
     private final XmlTag rootTag;
+    private final String parentTagName;
 
     public QuickfixPsiReference(final XmlAttributeValue attributeValue) {
         this.attributeValue = attributeValue;
+        this.parentTagName = ((XmlTag) attributeValue.getParent().getParent()).getName();
         this.rootTag = getRootTag(attributeValue);
     }
 
@@ -37,8 +37,8 @@ public QuickfixPsiReference(final XmlAttributeValue attributeValue) {
 
     @Override
     public @Nullable PsiElement resolve() {
-        String componentName = attributeValue.getValue();
-        return findComponent(rootTag, componentName);
+        String tagName = attributeValue.getValue();
+        return findDefinition(tagName, parentTagName, rootTag);
     }
 
     @Override

src/main/java/ac/quant/quickfixspec/clickableviews/QuickfixSpecPsiReferenceContributor.java

@@ -8,16 +8,20 @@
 import com.intellij.psi.xml.XmlAttributeValue;
 import org.jetbrains.annotations.NotNull;
 import lombok.extern.slf4j.Slf4j;
+import static ac.quant.quickfixspec.common.PsiUtils.NAME_ATTRIBUTE;
+import static ac.quant.quickfixspec.common.PsiUtils.TAGS_WITH_DEFINITION;
 
 @Slf4j
 public class QuickfixSpecPsiReferenceContributor extends PsiReferenceContributor {
 
+
     @Override
     public void registerReferenceProviders(@NotNull PsiReferenceRegistrar registrar) {
 
+
         PsiElementPattern.Capture<XmlAttributeValue> psiElementCapture =  PlatformPatterns.psiElement(XmlAttributeValue.class)
-                .withParent(XmlPatterns.xmlAttribute().withName("name"))
-                .withSuperParent(2, XmlPatterns.xmlTag().withName("component"));
+                .withParent(XmlPatterns.xmlAttribute().withName(NAME_ATTRIBUTE))
+                .withSuperParent(2, XmlPatterns.xmlTag().withName(TAGS_WITH_DEFINITION));
 
         registrar.registerReferenceProvider(
                 psiElementCapture,

src/main/java/ac/quant/quickfixspec/common/PsiUtils.java

@@ -7,8 +7,25 @@
 import com.intellij.psi.xml.XmlTag;
 import org.jetbrains.annotations.Nullable;
 
+import java.util.Map;
+
 public class PsiUtils {
 
+    public final static String NAME_ATTRIBUTE = "name";
+
+    public static final Map<String, String> DEFINITION_GROUP_NAME = Map.of(
+        "component", "components",
+        "group", "fields",
+        "field", "fields"
+    );
+
+    public static final Map<String, String> DEFINITION_TAG_NAME = Map.of(
+        "component", "component",
+        "group", "field",
+        "field", "field"
+    );
+    public final static String[] TAGS_WITH_DEFINITION = new String[]{"component", "group", "field"};
+
 
     // Helper method to navigate to the root tag
     public static @Nullable XmlTag getRootTag(PsiElement element) {
@@ -22,25 +39,39 @@
         return null;
     }
 
-    public static @Nullable XmlTag findComponent(final XmlTag rootTag, final String componentName) {
+    public static @Nullable XmlTag findDefinition(final String tagName , final String parentTagName, final XmlTag rootTag) {
 
-        XmlTag[] componentsTags = rootTag.findSubTags("components");
+        XmlTag[] tags = rootTag.findSubTags(DEFINITION_GROUP_NAME.get(parentTagName));
 
-        for (XmlTag componentsTag : componentsTags) {
-            for (XmlTag componentTag : componentsTag.findSubTags("component")) {
-                String nameAttr = componentTag.getAttributeValue("name");
-                if (componentName.equals(nameAttr)) {
+        for (XmlTag tag : tags) {
+            for (XmlTag componentTag : tag.findSubTags(DEFINITION_TAG_NAME.get(parentTagName))) {
+                String nameAttr = componentTag.getAttributeValue(NAME_ATTRIBUTE);
+                if (tagName.equals(nameAttr)) {
                     return componentTag;
                 }
             }
         }
         return null;
     }
 
-    public static boolean isComponentsDeclaration(XmlAttributeValue valueElement) {
+    // answers the question :
+    // is the attribute value is inside one of the 2 tags that are used for declaration
+    // <components> <component name=""/> </components>
+    // <fields> <field name=""/> </fields>
+    public static boolean isTagDeclaration(XmlAttributeValue valueElement) {
         XmlAttribute parentAttribute = (XmlAttribute) valueElement.getParent();
         XmlTag xmlTag = parentAttribute.getParent();
         XmlTag parentTag = xmlTag.getParentTag();
-        return parentTag != null && "components".equals(parentTag.getName());
+        if (parentTag == null) {
+            return false;
+        }
+
+        final String parentTagName = parentTag.getName();
+
+        if (DEFINITION_GROUP_NAME.containsValue(parentTagName)) {
+            return true;
+        }
+
+        return false;
     }
 }

src/main/kotlin/ac/quant/quickfixspec/documentation/QuickfixComponentDocumentationTarget.kt

@@ -1,7 +1,7 @@
 package ac.quant.quickfixspec.documentation
 
 
-import ac.quant.quickfixspec.common.PsiUtils.findComponent
+import ac.quant.quickfixspec.common.PsiUtils.findDefinition
 import com.intellij.model.Pointer
 import com.intellij.platform.backend.documentation.DocumentationResult
 import com.intellij.platform.backend.documentation.DocumentationTarget
@@ -10,7 +10,8 @@ import com.intellij.psi.xml.XmlTag
 
 @Suppress("UnstableApiUsage")
 class QuickfixComponentDocumentationTarget(
-    private val componentName: String,
+    private val tagName: String,
+    private val parentTagName: String,
     private val rootTag: XmlTag?
 ) : DocumentationTarget {
 
@@ -20,7 +21,7 @@ class QuickfixComponentDocumentationTarget(
     }
 
     override fun computePresentation(): TargetPresentation {
-        return TargetPresentation.builder(componentName).presentation()
+        return TargetPresentation.builder(tagName).presentation()
     }
 
     override fun computeDocumentationHint(): String {
@@ -29,21 +30,21 @@ class QuickfixComponentDocumentationTarget(
     }
 
     override fun computeDocumentation(): DocumentationResult {
-        val componentDetails = getComponentDetails(componentName)
+        val componentDetails = getTagDetails(tagName)
         return DocumentationResult.documentation(componentDetails)
     }
 
-    private fun getComponentDetails(componentName: String): String {
-        val component: XmlTag? = findComponent(rootTag, componentName)
-        component ?: return ""
-        return getDisplayText(component)
+    private fun getTagDetails(tagName: String): String {
+        val tag: XmlTag? = findDefinition(tagName, parentTagName, rootTag)
+        tag ?: return ""
+        return getDisplayText(tag)
     }
 
-    private fun getDisplayText(component: XmlTag): String {
-        val text = component.children.joinToString("") { it.text }
+    private fun getDisplayText(tag: XmlTag): String {
+        val text = tag.children.joinToString("") { it.text }
         val xmlEscapedText = xmlEscaped(text)
         val indentationRemoved = indentationRemoved(xmlEscapedText)
-        val displayText = "<html><body><h1>${component.name}</h1><pre>$indentationRemoved</pre></body></html>"
+        val displayText = "<html><body><h1>${tag.name}</h1><pre>$indentationRemoved</pre></body></html>"
         return displayText
     }
 

src/main/kotlin/ac/quant/quickfixspec/documentation/QuickfixComponentDocumentationTargetProvider.kt

@@ -1,5 +1,8 @@
 package ac.quant.quickfixspec.documentation
 
+import ac.quant.quickfixspec.common.PsiUtils.NAME_ATTRIBUTE
+import ac.quant.quickfixspec.common.PsiUtils.TAGS_WITH_DEFINITION
+import ac.quant.quickfixspec.common.PsiUtils.DEFINITION_GROUP_NAME
 import ac.quant.quickfixspec.common.PsiUtils.getRootTag
 import com.intellij.platform.backend.documentation.DocumentationTarget
 import com.intellij.platform.backend.documentation.DocumentationTargetProvider
@@ -22,24 +25,27 @@ class QuickfixComponentDocumentationTargetProvider : DocumentationTargetProvider
             rootTag = getRootTag(attribute)
         }
 
-        if ("name" != attribute.name) {
+        if (NAME_ATTRIBUTE != attribute.name) {
             return emptyList()
         }
 
         val tag = attribute.parent as? XmlTag ?: return emptyList()
 
-        if ("component" != tag.name) {
+        if (tag.name !in TAGS_WITH_DEFINITION) {
             return emptyList()
         }
 
         val tagParent = tag.parent as? XmlTag ?: return emptyList()
 
-        if ("components" == tagParent.name) {
+
+        //  skip definition when tagParent.name is "components" or "fields"
+
+        if (tagParent.name in DEFINITION_GROUP_NAME.values) {
             return emptyList()
         }
 
-        val componentName = attribute.value ?: return emptyList()
-        return listOf(QuickfixComponentDocumentationTarget(componentName, rootTag))
+        val attrNameValue = attribute.value ?: return emptyList()
+        return listOf(QuickfixComponentDocumentationTarget(attrNameValue, tag.name, rootTag))
 
     }