feat: add components references

Author: xepozz

src/main/kotlin/com/github/tempest/framework/ComponentReferenceContributor.kt

@@ -0,0 +1,57 @@
+package com.github.tempest.framework
+
+import com.intellij.openapi.vfs.findPsiFile
+import com.intellij.patterns.PlatformPatterns
+import com.intellij.psi.PsiElement
+import com.intellij.psi.PsiReference
+import com.intellij.psi.PsiReferenceBase
+import com.intellij.psi.PsiReferenceContributor
+import com.intellij.psi.PsiReferenceProvider
+import com.intellij.psi.PsiReferenceRegistrar
+import com.intellij.psi.html.HtmlTag
+import com.intellij.psi.search.FilenameIndex
+import com.intellij.psi.search.GlobalSearchScope
+import com.intellij.psi.xml.XmlChildRole
+import com.intellij.util.ProcessingContext
+
+private const val TEMPLATE_PREFIX = ".view.php"
+
+class ComponentReferenceContributor : PsiReferenceContributor() {
+    override fun registerReferenceProviders(registrar: PsiReferenceRegistrar) {
+        registrar.registerReferenceProvider(
+            PlatformPatterns.psiElement(HtmlTag::class.java),
+            object : PsiReferenceProvider() {
+                override fun getReferencesByElement(
+                    element: PsiElement,
+                    context: ProcessingContext
+                ): Array<out PsiReference> {
+                    if (element !is HtmlTag) return emptyArray()
+                    if (!element.name.startsWith("x-")) return emptyArray()
+
+                    val nameElement = XmlChildRole.START_TAG_NAME_FINDER.findChild(element.node) ?: return emptyArray()
+
+                    val project = element.project
+
+                    val result = mutableListOf<PsiReference>()
+
+                    FilenameIndex.processFilesByName(
+                        element.name + TEMPLATE_PREFIX,
+                        true,
+                        GlobalSearchScope.projectScope(project),
+                        {
+                            val psiFile = it.findPsiFile(project) ?: return@processFilesByName true
+                            result.add(
+                                object : PsiReferenceBase<PsiElement>(element, nameElement.textRange, false) {
+                                    override fun resolve() = psiFile
+                                }
+                            )
+
+                            true
+                        })
+
+                    return result.toTypedArray()
+                }
+            }
+        )
+    }
+}

src/main/resources/META-INF/plugin.xml

@@ -15,6 +15,7 @@
         <webSymbols.webTypes
                 source="META-INF/webTypes.json"
                 enableByDefault="true"/>
+        <psi.referenceContributor language="HTML" implementation="com.github.tempest.framework.ComponentReferenceContributor" />
         <spellchecker.bundledDictionaryProvider
                 implementation="com.github.tempest.framework.SpellcheckingDictionaryProvider"/>
     </extensions>