From 674d4fdc874c3d48bef0806f8a7754d6a0129bf1 Mon Sep 17 00:00:00 2001
From: azerr <azerr@redhat.com>
Date: Wed, 27 Sep 2023 16:07:34 +0200
Subject: [PATCH] fix: Quarkus completion is available in all *.properties
 files in a Quarkus project

Fixes #1121

Signed-off-by: azerr <azerr@redhat.com>
---
 .../lang/MicroProfileFileType.java            | 55 +++++++++++++++++++
 .../lang/MicroProfileLanguage.java            | 36 ++++++++++++
 .../lang/MicroProfileLanguageSubstitutor.java | 20 +++++++
 .../resources/META-INF/lsp4ij-quarkus.xml     |  2 +-
 src/main/resources/META-INF/plugin.xml        |  7 +++
 5 files changed, 119 insertions(+), 1 deletion(-)
 create mode 100644 src/main/java/com/redhat/devtools/intellij/microprofile/lang/MicroProfileFileType.java
 create mode 100644 src/main/java/com/redhat/devtools/intellij/microprofile/lang/MicroProfileLanguage.java
 create mode 100644 src/main/java/com/redhat/devtools/intellij/microprofile/lang/MicroProfileLanguageSubstitutor.java

diff --git a/src/main/java/com/redhat/devtools/intellij/microprofile/lang/MicroProfileFileType.java b/src/main/java/com/redhat/devtools/intellij/microprofile/lang/MicroProfileFileType.java
new file mode 100644
index 000000000..9bc85a2fd
--- /dev/null
+++ b/src/main/java/com/redhat/devtools/intellij/microprofile/lang/MicroProfileFileType.java
@@ -0,0 +1,55 @@
+/*******************************************************************************
+ * Copyright (c) 2022 Red Hat, Inc.
+ * Distributed under license by Red Hat, Inc. All rights reserved.
+ * This program is made available under the terms of the
+ * Eclipse Public License v2.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v20.html
+ *
+ * Contributors:
+ * Red Hat, Inc. - initial API and implementation
+ ******************************************************************************/
+package com.redhat.devtools.intellij.microprofile.lang;
+
+import com.intellij.openapi.fileTypes.LanguageFileType;
+import com.intellij.openapi.util.IconLoader;
+import com.redhat.devtools.intellij.quarkus.lang.QuarkusIconProvider;
+import com.redhat.devtools.intellij.qute.lang.QuteLanguage;
+import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
+
+import javax.swing.*;
+
+/**
+ * MicroProfile language file type.
+ */
+public class MicroProfileFileType extends LanguageFileType {
+    private static final Icon QUARKUS_ICON = IconLoader.findIcon("/quarkus_icon_rgb_16px_default.png", QuarkusIconProvider.class);
+
+    @NotNull
+    public static final MicroProfileFileType INSTANCE = new MicroProfileFileType();
+
+    private MicroProfileFileType() {
+        super(MicroProfileLanguage.INSTANCE);
+    }
+
+    @Override
+    public @NotNull String getName() {
+        return "MicroProfile";
+    }
+
+    @Override
+    public @NotNull
+    String getDescription() {
+        return "MicroProfile";
+    }
+
+    @Override
+    public @NotNull String getDefaultExtension() {
+        return "properties";
+    }
+
+    @Override
+    public @Nullable Icon getIcon() {
+        return QUARKUS_ICON;
+    }
+}
diff --git a/src/main/java/com/redhat/devtools/intellij/microprofile/lang/MicroProfileLanguage.java b/src/main/java/com/redhat/devtools/intellij/microprofile/lang/MicroProfileLanguage.java
new file mode 100644
index 000000000..f2e1a2b53
--- /dev/null
+++ b/src/main/java/com/redhat/devtools/intellij/microprofile/lang/MicroProfileLanguage.java
@@ -0,0 +1,36 @@
+/*******************************************************************************
+ * Copyright (c) 2022 Red Hat, Inc.
+ * Distributed under license by Red Hat, Inc. All rights reserved.
+ * This program is made available under the terms of the
+ * Eclipse Public License v2.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v20.html
+ *
+ * Contributors:
+ * Red Hat, Inc. - initial API and implementation
+ ******************************************************************************/
+package com.redhat.devtools.intellij.microprofile.lang;
+
+import com.intellij.lang.InjectableLanguage;
+import com.intellij.lang.Language;
+import com.intellij.openapi.util.NlsSafe;
+import com.intellij.psi.templateLanguages.TemplateLanguage;
+import org.jetbrains.annotations.NotNull;
+
+/**
+ * Qute language.
+ */
+public class MicroProfileLanguage extends Language {
+
+    @NotNull
+    public static final MicroProfileLanguage INSTANCE = new MicroProfileLanguage();
+
+    private MicroProfileLanguage() {
+        super("MicroProfile");
+    }
+
+    @Override
+    public @NotNull
+    @NlsSafe String getDisplayName() {
+        return "MicroProfile";
+    }
+}
diff --git a/src/main/java/com/redhat/devtools/intellij/microprofile/lang/MicroProfileLanguageSubstitutor.java b/src/main/java/com/redhat/devtools/intellij/microprofile/lang/MicroProfileLanguageSubstitutor.java
new file mode 100644
index 000000000..56aa45ac0
--- /dev/null
+++ b/src/main/java/com/redhat/devtools/intellij/microprofile/lang/MicroProfileLanguageSubstitutor.java
@@ -0,0 +1,20 @@
+package com.redhat.devtools.intellij.microprofile.lang;
+
+import com.intellij.lang.Language;
+import com.intellij.openapi.project.Project;
+import com.intellij.openapi.vfs.VirtualFile;
+import com.intellij.psi.LanguageSubstitutor;
+import com.redhat.devtools.intellij.quarkus.QuarkusModuleUtil;
+import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
+
+public class MicroProfileLanguageSubstitutor extends LanguageSubstitutor {
+
+    @Override
+    public @Nullable Language getLanguage(@NotNull VirtualFile file, @NotNull Project project) {
+        if (QuarkusModuleUtil.isQuarkusPropertiesFile(file, project) || QuarkusModuleUtil.isQuarkusYAMLFile(file, project)) {
+            return MicroProfileLanguage.INSTANCE;
+        }
+        return null;
+    }
+}
diff --git a/src/main/resources/META-INF/lsp4ij-quarkus.xml b/src/main/resources/META-INF/lsp4ij-quarkus.xml
index 7394280e0..a80ef55aa 100644
--- a/src/main/resources/META-INF/lsp4ij-quarkus.xml
+++ b/src/main/resources/META-INF/lsp4ij-quarkus.xml
@@ -17,7 +17,7 @@
         ]]>
       </description>
     </server>
-    <languageMapping language="Properties" serverId="quarkus"/>
+    <languageMapping language="MicroProfile" serverId="quarkus"/>
     <languageMapping language="JAVA" serverId="quarkus"/>
     <serverIconProvider serverId="quarkus" class="com.redhat.devtools.intellij.microprofile.lang.MicroProfileServerIconProvider" />
   </extensions>
diff --git a/src/main/resources/META-INF/plugin.xml b/src/main/resources/META-INF/plugin.xml
index ea4f68ef0..dacdff531 100644
--- a/src/main/resources/META-INF/plugin.xml
+++ b/src/main/resources/META-INF/plugin.xml
@@ -328,6 +328,13 @@
             order="before javaClassReference"
             implementationClass="com.redhat.devtools.intellij.quarkus.lang.QuarkusPropertyClassNameCompletionRemover"/>
 
+    <!-- MicroProfile -->
+    <lang.substitutor language="Properties" implementationClass="com.redhat.devtools.intellij.microprofile.lang.MicroProfileLanguageSubstitutor"/>
+    <fileType name="MicroProfile"
+              language="MicroProfile"
+              instance="INSTANCE"
+              implementationClass="com.redhat.devtools.intellij.microprofile.lang.MicroProfileFileType"/>
+
     <properties.implicitPropertyUsageProvider implementation="com.redhat.devtools.intellij.quarkus.lang.QuarkusImplicitPropertyUsageProvider"/>
     <projectService serviceImplementation="com.redhat.devtools.intellij.quarkus.QuarkusProjectService"/>
     <projectService serviceImplementation="com.redhat.devtools.intellij.lsp4mp4ij.classpath.ClasspathResourceChangedManager"/>