[Editor] Enable packaging compiled *.class files to *.jar package

editor/src/main/kotlin/com/bartlomiejpluta/base/editor/code/build/compiler/JaninoCompiler.kt

@@ -1,4 +1,4 @@
-package com.bartlomiejpluta.base.editor.code.compiler
+package com.bartlomiejpluta.base.editor.code.build.compiler
 
 import com.bartlomiejpluta.base.editor.code.model.FileSystemNode
 import com.bartlomiejpluta.base.editor.event.UpdateCompilationLogEvent
@@ -38,12 +38,6 @@ class JaninoCompiler : ScriptCompiler {
    }
 
    private fun moveClassFilesToTargetDirectory(sourceDirectory: File, targetDirectory: File) {
-      if (targetDirectory.exists() && !targetDirectory.isDirectory) {
-         throw IllegalStateException("Target directory is actually a file")
-      }
-
-      targetDirectory.mkdirs()
-
       val files = Files.walk(sourceDirectory.toPath())
          .filter(Files::isRegularFile)
          .map(Path::toFile)

editor/src/main/kotlin/com/bartlomiejpluta/base/editor/code/build/compiler/ScriptCompiler.kt

@@ -1,4 +1,4 @@
-package com.bartlomiejpluta.base.editor.code.compiler
+package com.bartlomiejpluta.base.editor.code.build.compiler
 
 import com.bartlomiejpluta.base.editor.code.model.FileSystemNode
 import java.io.File

editor/src/main/kotlin/com/bartlomiejpluta/base/editor/code/build/packager/JarPackager.kt

@@ -0,0 +1,7 @@
+package com.bartlomiejpluta.base.editor.code.build.packager
+
+import java.io.File
+
+interface JarPackager {
+   fun pack(sourceDirectory: File, targetJar: File, root: String = ".")
+}

editor/src/main/kotlin/com/bartlomiejpluta/base/editor/code/build/packager/ZipBasedJarPackager.kt

@@ -0,0 +1,30 @@
+package com.bartlomiejpluta.base.editor.code.build.packager
+
+import org.springframework.stereotype.Component
+import java.io.File
+import java.net.URI
+import java.nio.file.FileSystems
+import java.nio.file.Files
+import java.nio.file.Paths
+import java.nio.file.StandardCopyOption
+
+@Component
+class ZipBasedJarPackager : JarPackager {
+
+   override fun pack(sourceDirectory: File, targetJar: File, root: String) {
+      val env = mapOf("create" to "true")
+      val zip = targetJar.toPath()
+      val uri = URI.create("jar:" + zip.toUri())
+      val source = sourceDirectory.toPath()
+
+      FileSystems.newFileSystem(uri, env).use { jar ->
+         Files.walk(source)
+            .filter(Files::isRegularFile)
+            .forEach {
+               val path = jar.getPath(Paths.get(root, source.relativize(it).toString()).normalize().toString())
+               Files.createDirectories(path.parent)
+               Files.copy(it, path, StandardCopyOption.REPLACE_EXISTING)
+            }
+      }
+   }
+}

editor/src/main/kotlin/com/bartlomiejpluta/base/editor/code/build/pipeline/BuildPipelineService.kt

@@ -0,0 +1,5 @@
+package com.bartlomiejpluta.base.editor.code.build.pipeline
+
+interface BuildPipelineService {
+   fun build()
+}

editor/src/main/kotlin/com/bartlomiejpluta/base/editor/code/build/pipeline/DefaultBuildPipelineService.kt

@@ -0,0 +1,42 @@
+package com.bartlomiejpluta.base.editor.code.build.pipeline
+
+import com.bartlomiejpluta.base.editor.code.build.compiler.ScriptCompiler
+import com.bartlomiejpluta.base.editor.code.build.packager.JarPackager
+import com.bartlomiejpluta.base.editor.project.context.ProjectContext
+import com.bartlomiejpluta.base.editor.project.model.Project
+import org.springframework.beans.factory.annotation.Autowired
+import org.springframework.stereotype.Component
+import java.io.File
+
+@Component
+class DefaultBuildPipelineService : BuildPipelineService {
+
+   @Autowired
+   private lateinit var compiler: ScriptCompiler
+
+   @Autowired
+   private lateinit var packager: JarPackager
+
+   @Autowired
+   private lateinit var projectContext: ProjectContext
+
+   override fun build() {
+      projectContext.project?.let {
+         prepareBuildDirectory(it)
+
+         compiler.compile(it.codeFSNode, it.buildClassesDirectory)
+         packager.pack(it.buildClassesDirectory, File(it.buildOutDirectory, OUTPUT_JAR_NAME))
+      }
+   }
+
+   private fun prepareBuildDirectory(project: Project) {
+      project.buildDirectory.delete()
+
+      project.buildClassesDirectory.mkdirs()
+      project.buildOutDirectory.mkdirs()
+   }
+
+   companion object {
+      private const val OUTPUT_JAR_NAME = "game.jar"
+   }
+}

editor/src/main/kotlin/com/bartlomiejpluta/base/editor/code/compiler/CompilingService.kt

@@ -1,5 +0,0 @@
-package com.bartlomiejpluta.base.editor.code.compiler
-
-interface CompilingService {
-   fun compile()
-}

editor/src/main/kotlin/com/bartlomiejpluta/base/editor/code/compiler/DefaultCompilingService.kt

@@ -1,21 +0,0 @@
-package com.bartlomiejpluta.base.editor.code.compiler
-
-import com.bartlomiejpluta.base.editor.project.context.ProjectContext
-import org.springframework.beans.factory.annotation.Autowired
-import org.springframework.stereotype.Component
-
-@Component
-class DefaultCompilingService : CompilingService {
-
-   @Autowired
-   private lateinit var compiler: ScriptCompiler
-
-   @Autowired
-   private lateinit var projectContext: ProjectContext
-
-   override fun compile() {
-      projectContext.project?.let {
-         compiler.compile(it.codeFSNode, it.buildClassesDirectory)
-      }
-   }
-}

editor/src/main/kotlin/com/bartlomiejpluta/base/editor/main/view/MainMenuView.kt

@@ -1,6 +1,6 @@
 package com.bartlomiejpluta.base.editor.main.view
 
-import com.bartlomiejpluta.base.editor.code.compiler.CompilingService
+import com.bartlomiejpluta.base.editor.code.build.pipeline.BuildPipelineService
 import com.bartlomiejpluta.base.editor.main.controller.MainController
 import com.bartlomiejpluta.base.editor.project.context.ProjectContext
 import tornadofx.*
@@ -8,7 +8,7 @@ import tornadofx.*
 class MainMenuView : View() {
    private val mainController: MainController by di()
    private val projectContext: ProjectContext by di()
-   private val compilingService: CompilingService by di()
+   private val buildPipelineService: BuildPipelineService by di()
 
    override val root = menubar {
       menu("File") {
@@ -57,7 +57,7 @@ class MainMenuView : View() {
 
          item("Compile") {
             action {
-               compilingService.compile()
+               buildPipelineService.build()
             }
          }
       }

editor/src/main/kotlin/com/bartlomiejpluta/base/editor/project/model/Project.kt

@@ -43,10 +43,19 @@ class Project {
    val codeFSNodeProperty = Bindings.createObjectBinding({ FileSystemNode(codeDirectory) }, codeDirectoryProperty)
    val codeFSNode by codeFSNodeProperty
 
+   // Build directories
+   val buildDirectoryProperty = SimpleObjectProperty<File>()
+   var buildDirectory by buildDirectoryProperty
+      private set
+
    val buildClassesDirectoryProperty = SimpleObjectProperty<File>()
    var buildClassesDirectory by buildClassesDirectoryProperty
       private set
 
+   val buildOutDirectoryProperty = SimpleObjectProperty<File>()
+   var buildOutDirectory by buildOutDirectoryProperty
+      private set
+
    init {
       sourceDirectoryProperty.addListener { _, _, dir ->
          dir?.let {
@@ -54,7 +63,9 @@ class Project {
             tileSetsDirectory = File(it, TILESETS_DIR)
             imagesDirectory = File(it, IMAGES_DIR)
             codeDirectory = File(it, CODE_DIR)
+            buildDirectory = File(it, BUILD_DIR)
             buildClassesDirectory = File(it, BUILD_CLASSES_DIR)
+            buildOutDirectory = File(it, BUILD_OUT_DIR)
          }
       }
    }
@@ -72,6 +83,8 @@ class Project {
       const val TILESETS_DIR = "tilesets"
       const val IMAGES_DIR = "images"
       const val CODE_DIR = "code"
-      const val BUILD_CLASSES_DIR = "build/classes"
+      const val BUILD_DIR = "build"
+      const val BUILD_CLASSES_DIR = "$BUILD_DIR/classes"
+      const val BUILD_OUT_DIR = "$BUILD_DIR/out"
    }
 }