build(web/ui): Add Gradle integration with Next.js project

This change adds support for building the OpenDC web interface project
that uses Next.js using Gradle. This enables a single build pipeline
using Gradle.

1 files changed, 61 insertions, 0 deletions

diff --git a/opendc-web/opendc-web-ui/build.gradle.kts b/opendc-web/opendc-web-ui/build.gradle.kts
index 7edfd134..9063d0e3 100644
--- a/opendc-web/opendc-web-ui/build.gradle.kts
+++ b/opendc-web/opendc-web-ui/build.gradle.kts
@@ -19,3 +19,64 @@
  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  * SOFTWARE.
  */
+
+import com.github.gradle.node.yarn.task.YarnTask
+
+description = "Web interface for OpenDC"
+
+plugins {
+    java
+    id("com.github.node-gradle.node")
+}
+
+val lintTask = tasks.register<YarnTask>("lintNext") {
+    args.set(listOf("lint"))
+    dependsOn(tasks.yarn)
+    inputs.dir("src")
+    inputs.files("package.json", "next.config.js", ".eslintrc")
+    outputs.upToDateWhen { true }
+}
+
+val buildTask = tasks.register<YarnTask>("buildNext") {
+    args.set(listOf("build"))
+    dependsOn(tasks.yarn)
+    inputs.dir(project.fileTree("src"))
+    inputs.dir("node_modules")
+    inputs.files("package.json", "next.config.js")
+    outputs.dir("${project.buildDir}/build")
+}
+
+tasks.register<YarnTask>("dev") {
+    args.set(listOf("dev"))
+    dependsOn(tasks.yarn)
+    inputs.dir(project.fileTree("src"))
+    inputs.dir("node_modules")
+    inputs.files("package.json", "next.config.js")
+    outputs.upToDateWhen { true }
+}
+
+tasks.register<YarnTask>("start") {
+    args.set(listOf("start"))
+    dependsOn(buildTask)
+    inputs.dir(project.fileTree("src"))
+    inputs.dir("node_modules")
+    inputs.files("package.json", "next.config.js")
+    outputs.upToDateWhen { true }
+}
+
+sourceSets {
+    java {
+        main {
+            java.srcDir("src")
+            resources.srcDir("public")
+        }
+
+        test {
+            java.srcDir("test")
+        }
+    }
+}
+
+tasks.test {
+    dependsOn(lintTask)
+}