Add an optional dependency on the Gemini Code Assist IJ plugin

Author: jwren

build.gradle.kts

@@ -91,6 +91,10 @@ dependencies {
       "org.jetbrains.plugins.gradle",
       "org.intellij.intelliLang",
     )
+    // The "com.google.tools.ij.aiplugin" is not avaliable for 2023.3:
+    if (!ideaVersion.startsWith("2024.3")) {
+      bundledPluginList.add("com.google.tools.ij.aiplugin")
+    }
     if (ideaProduct == "android-studio") {
       bundledPluginList.add("org.jetbrains.android")
       bundledPluginList.add("com.android.tools.idea.smali")

flutter-idea/build.gradle.kts

@@ -71,6 +71,10 @@ dependencies {
       "org.jetbrains.plugins.gradle",
       "org.intellij.intelliLang",
     )
+    // The "com.google.tools.ij.aiplugin" is not avaliable for 2023.3:
+    if (!ideaVersion.startsWith("2024.3")) {
+      bundledPluginList.add("com.google.tools.ij.aiplugin")
+    }
     if (ideaProduct == "android-studio") {
       bundledPluginList.add("org.jetbrains.android")
       bundledPluginList.add("com.android.tools.idea.smali")

flutter-studio/build.gradle.kts

@@ -67,6 +67,10 @@ dependencies {
       "org.jetbrains.plugins.gradle",
       "org.intellij.intelliLang",
     )
+    // The "com.google.tools.ij.aiplugin" is not avaliable for 2023.3:
+    if (!ideaVersion.startsWith("2024.3")) {
+      bundledPluginList.add("com.google.tools.ij.aiplugin")
+    }
     if (ideaProduct == "android-studio") {
       bundledPluginList.add("org.jetbrains.android")
       bundledPluginList.add("com.android.tools.idea.smali")

resources/META-INF/gemini-contribs.xml

@@ -0,0 +1,6 @@
+<!-- Defines Gemini Code Assist extensions. -->
+<!--    https://developers.google.com/gemini-code-assist/docs/overview-->
+<!--    https://plugins.jetbrains.com/plugin/24198-gemini-code-assist-->
+<!--    https://developer.android.com/studio/preview/gemini-->
+<idea-plugin>
+</idea-plugin>

resources/META-INF/plugin.xml

@@ -37,6 +37,9 @@
   <!-- Contributes IDEA-specific features and implementations. -->
   <depends optional="true" config-file="idea-contribs.xml">com.intellij.modules.java</depends>
 
+  <!-- Contributes Gemini Code Assist extensions. -->
+  <depends optional="true" config-file="gemini-contribs.xml">com.google.tools.ij.aiplugin</depends>
+
   <!-- Contributes Android Studio-specific features and implementations. -->
   <!--suppress PluginXmlValidity -->
   <depends optional="true" config-file="studio-contribs.xml">com.intellij.modules.androidstudio</depends>

resources/META-INF/plugin_template.xml

@@ -35,6 +35,9 @@
   <!-- Contributes IDEA-specific features and implementations. -->
   <depends optional="true" config-file="idea-contribs.xml">com.intellij.modules.java</depends>
 
+  <!-- Contributes Gemini Code Assist extensions. -->
+  <depends optional="true" config-file="gemini-contribs.xml">com.google.tools.ij.aiplugin</depends>
+
   <!-- Contributes Android Studio-specific features and implementations. -->
   <!--suppress PluginXmlValidity -->
   <depends optional="true" config-file="studio-contribs.xml">@DEPEND@</depends>