small proof of concept for gradle node integration

Author: Vaivaswat2244

.gitignore

@@ -115,3 +115,4 @@ java/build/
 /app/windows/obj
 /java/gradle/build
 /java/gradle/example/.processing
+node_modules

build.gradle.kts

@@ -4,8 +4,159 @@ plugins {
 
     alias(libs.plugins.compose.compiler) apply false
     alias(libs.plugins.jetbrainsCompose) apply false
+
+    id("com.github.node-gradle.node") version "7.1.0"
+    id("java")
 }
 
 // Set the build directory to not /build to prevent accidental deletion through the clean action
 // Can be deleted after the migration to Gradle is complete
-layout.buildDirectory = file(".build")
+layout.buildDirectory = file(".build")
+
+repositories {
+    mavenCentral()
+}
+
+dependencies {
+    implementation("com.google.code.gson:gson:2.10.1") // For JSON parsing
+}
+
+configure<com.github.gradle.node.NodeExtension> {
+    version.set("20.10.0")
+    npmVersion.set("10.2.3")
+    download.set(true)
+    workDir.set(file("${project.projectDir}/.build/nodejs"))
+    npmWorkDir.set(file("${project.projectDir}/.build/npm"))
+}
+
+//tasks.register("testNodeSetup") {
+//    description = "Test that Node.js plugin is working"
+//    dependsOn("nodeSetup") // This task is provided by the plugin
+//    doLast {
+//        println("Node.js plugin setup completed successfully!")
+//    }
+//}
+//
+//// Create a test package.json and run npm commands
+//tasks.register("createTestPackage") {
+//    description = "Create a test package.json for Processing"
+//    doLast {
+//        val packageJson = file("package.json")
+//        if (!packageJson.exists()) {
+//            packageJson.writeText("""
+//                {
+//                  "name": "processing4-test",
+//                  "version": "1.0.0",
+//                  "description": "Node.js integration test for Processing 4",
+//                  "scripts": {
+//                    "test": "echo 'Node.js integration with Processing 4 is working!'",
+//                    "build": "echo 'Building assets for Processing...'",
+//                    "clean": "echo 'Cleaning build artifacts...'"
+//                  },
+//                  "devDependencies": {}
+//                }
+//            """.trimIndent())
+//            println("Created test package.json")
+//        } else {
+//            println("package.json already exists")
+//        }
+//    }
+//}
+//
+//// Test npm commands
+//tasks.register("testNpmCommands") {
+//    description = "Test npm commands with Processing"
+//    dependsOn("createTestPackage", "npmInstall")
+//    doLast {
+//        println("NPM integration test completed!")
+//    }
+//}
+
+tasks.register("createJsStructure") {
+    description = "Create directory structure for JavaScript files"
+    doLast {
+        val jsDir = file("src/main/js")
+        jsDir.mkdirs()
+        println("Created directory: ${jsDir.absolutePath}")
+    }
+}
+
+// Enhanced package.json creation with dependencies
+tasks.register("createTestPackage") {
+    description = "Create a test package.json for Processing"
+    dependsOn("createJsStructure")
+    doLast {
+        val packageJson = file("package.json")
+        if (!packageJson.exists()) {
+            packageJson.writeText("""
+                {
+                  "name": "processing4-test",
+                  "version": "1.0.0",
+                  "description": "Node.js integration test for Processing 4",
+                  "main": "src/main/js/index.js",
+                  "scripts": {
+                    "test": "node src/main/js/test.js",
+                    "build": "echo 'Building assets for Processing...'",
+                    "clean": "echo 'Cleaning build artifacts...'"
+                  },
+                  "dependencies": {
+                    "lodash": "^4.17.21"
+                  },
+                  "devDependencies": {}
+                }
+            """.trimIndent())
+            println("Created test package.json with lodash dependency")
+        } else {
+            println("package.json already exists")
+        }
+    }
+}
+
+// Install npm dependencies
+tasks.register("installNodeDeps") {
+    description = "Install Node.js dependencies"
+    dependsOn("createTestPackage", "npmInstall")
+    doLast {
+        println("Node.js dependencies installed successfully!")
+    }
+}
+
+// Test basic Node.js functionality
+tasks.register("testNodeSetup") {
+    description = "Test that Node.js plugin is working"
+    dependsOn("nodeSetup")
+    doLast {
+        println("Node.js plugin setup completed successfully!")
+    }
+}
+
+// Test npm commands
+tasks.register("testNpmCommands") {
+    description = "Test npm commands with Processing"
+    dependsOn("installNodeDeps")
+    doLast {
+        println("NPM integration test completed!")
+    }
+}
+
+// Test Node.js function calls from Java
+tasks.register<JavaExec>("testNodeIntegration") {
+    description = "Test Node.js integration with Java/Processing code"
+    dependsOn("compileJava", "installNodeDeps")
+
+    classpath = sourceSets.main.get().runtimeClasspath
+    mainClass.set("processing.test.NodeIntegrationTest")
+
+    doFirst {
+        println("Testing Node.js integration with Processing...")
+    }
+}
+
+// Compile and test everything
+tasks.register("testAll") {
+    description = "Run all tests for Node.js integration"
+    dependsOn("testNodeSetup", "testNpmCommands", "testNodeIntegration")
+    doLast {
+        println("All integration tests completed successfully!")
+    }
+}