feat: #92 batch function bean 으로 추가

infra/infra-lambda/build.gradle.kts

@@ -27,20 +27,28 @@ dependencies {
     implementation("org.springframework.boot.experimental:spring-boot-thin-layout:1.0.28.RELEASE")
 }
 
-configurations {
-    create("shaded")
+tasks.withType<Jar> {
+    // Spring Application 시작점
+    manifest {
+        attributes["Start-Class"] = "com.kw.infralamda.LambdaBatchApplication"
+    }
 }
 
-val shade by tasks.registering(Jar::class) {
-    from(configurations["shaded"].map { if (it.isDirectory) it else zipTree(it) })
-    configurations["shaded"].forEach { dep ->
-        from(dep) {
-            exclude("META-INF/*.SF", "META-INF/*.DSA", "META-INF/*.RSA")
-        }
-    }
-    archiveClassifier.set("aws")
+tasks.assemble {
+    dependsOn("shadowJar")
 }
 
-artifacts {
-    add("archives", shade)
+tasks.withType<com.github.jengelman.gradle.plugins.shadow.tasks.ShadowJar> {
+    archiveFileName.set("batch.jar")
+    dependencies {
+        exclude("org.springframework.cloud:spring-cloud-function-web")
+    }
+    mergeServiceFiles()
+    append("META-INF/spring.handlers")
+    append("META-INF/spring.schemas")
+    append("META-INF/spring.tooling")
+    transform(com.github.jengelman.gradle.plugins.shadow.transformers.PropertiesFileTransformer::class.java) {
+        paths.add("META-INF/spring.factories")
+        mergeStrategy = "append"
+    }
 }

infra/infra-lambda/src/main/kotlin/com/kw/infralamda/consumer/LambdaConsumer.kt

@@ -4,27 +4,30 @@ import com.kw.data.domain.bundle.Bundle
 import com.kw.data.domain.bundle.repository.BundleRepository
 import com.kw.data.domain.question.Question
 import com.kw.data.domain.question.repository.QuestionRepository
+import org.springframework.context.annotation.Bean
 import org.springframework.stereotype.Component
 import org.springframework.transaction.annotation.Transactional
 import java.time.LocalDateTime
 import java.time.temporal.ChronoUnit
-import java.util.function.Consumer
 import kotlin.math.pow
 
 @Component
 @Transactional
 class LambdaConsumer(private val questionRepository: QuestionRepository,
-                     private val bundleRepository: BundleRepository): Consumer<Any>
+                     private val bundleRepository: BundleRepository)
 {
     private val G = 0.8
     private val EXPOSECOUNT_WEIGHT = 1
     private val SHARECOUNT_WEIGHT = 1
     private val VIEWCOUNT_WEIGHT = 1
     private val SCRAPCOUNT_WEIGHT = 1
 
-    override fun accept(t: Any) {
-        updateQuestionPopularity()
-        updateBundlesPopularity()
+    @Bean
+    fun batchPopularity(): () -> Unit {
+        return {
+            updateQuestionPopularity()
+            updateBundlesPopularity()
+        }
     }
 
     private fun updateBundlesPopularity() {

infra/infra-lambda/src/main/resources/application.yml

@@ -4,4 +4,6 @@ spring:
     active: dev
   cloud:
     function:
-      definition: lambdaConsumer
+      definition: batchPopularity
+    main:
+      banner-mode: off

infra/infra-lambda/src/test/kotlin/com/kw/infralamda/InfraLamdaApplicationTests.kt

@@ -0,0 +1,13 @@
+package com.kw.infralamda
+
+import org.junit.jupiter.api.Test
+import org.springframework.boot.test.context.SpringBootTest
+
+@SpringBootTest
+class InfraLamdaApplicationTests {
+
+    @Test
+    fun contextLoads() {
+    }
+
+}