[Editor] Create ResourceFileNode

editor/build.gradle

@@ -59,6 +59,18 @@ task provideGameEngine(type: Copy) {
 task provideApi(type: Copy) {
     from project(':api').file('src/main/java')
     into file('build/resources/main/api')
+
+    doLast {
+        def apiDir = file('build/resources/main/api')
+        def apiIndex = file('build/resources/main/api.idx')
+        def buffer = new StringBuilder()
+
+        fileTree(apiDir).matching { include "**/*.java" }.each {
+            buffer.append(apiDir.relativePath(it)).append("\n")
+        }
+
+        apiIndex.write(buffer.toString())
+    }
 }
 
 processResources {

editor/src/main/kotlin/com/bartlomiejpluta/base/editor/code/api/APIProvider.kt

@@ -0,0 +1,21 @@
+package com.bartlomiejpluta.base.editor.code.api
+
+import com.bartlomiejpluta.base.editor.file.model.FileNode
+import com.bartlomiejpluta.base.editor.file.model.ResourceFileNode
+import org.springframework.beans.factory.annotation.Value
+import org.springframework.core.io.Resource
+import org.springframework.stereotype.Component
+import java.io.BufferedReader
+
+@Component
+class APIProvider {
+
+   @Value("classpath:api.idx")
+   private lateinit var apiIndex: Resource
+
+   val apiNode: FileNode by lazy { loadNode() }
+
+   private fun loadNode() = ResourceFileNode.root("api").apply {
+      apiIndex.inputStream.bufferedReader().use(BufferedReader::readLines).forEach(this::createNode)
+   }
+}

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

@@ -1,15 +1,16 @@
 package com.bartlomiejpluta.base.editor.code.build.compiler
 
+import com.bartlomiejpluta.base.editor.code.api.APIProvider
 import com.bartlomiejpluta.base.editor.code.build.exception.BuildException
-import com.bartlomiejpluta.base.editor.code.build.model.ClasspathResource
+import com.bartlomiejpluta.base.editor.code.build.model.FileNodeResourceAdapter
 import com.bartlomiejpluta.base.editor.common.logs.enumeration.Severity
 import com.bartlomiejpluta.base.editor.event.AppendBuildLogsEvent
 import com.bartlomiejpluta.base.editor.file.model.FileSystemNode
+import com.bartlomiejpluta.base.editor.file.model.FileType
 import org.codehaus.commons.compiler.CompileException
-import org.codehaus.commons.compiler.util.resource.FileResource
 import org.codehaus.commons.compiler.util.resource.Resource
 import org.codehaus.janino.CompilerFactory
-import org.springframework.beans.factory.annotation.Value
+import org.springframework.beans.factory.annotation.Autowired
 import org.springframework.stereotype.Component
 import tornadofx.FX.Companion.eventbus
 import java.io.File
@@ -18,8 +19,8 @@ import java.io.File
 class JaninoCompiler : Compiler {
    private val compilerFactory = CompilerFactory()
 
-   @Value("classpath:api/**/*.java")
-   private lateinit var apiFiles: Array<org.springframework.core.io.Resource>
+   @Autowired
+   private lateinit var apiProvider: APIProvider
 
    override fun compile(sourceDirectory: FileSystemNode, targetDirectory: File) = try {
       tryToCompile(sourceDirectory, targetDirectory)
@@ -56,17 +57,11 @@ class JaninoCompiler : Compiler {
    }
 
    private fun prepareCompilationUnits(sourceDirectory: FileSystemNode): Array<Resource> {
-      val sources = sourceDirectory
-         .allChildren
-         .map(FileSystemNode::file)
-         .filter(File::isFile)
-         .map(::FileResource)
-         .toTypedArray<Resource>()
-
-      val api = apiFiles
-         .map(::ClasspathResource)
+      val sources = sourceDirectory.allChildren
+      val api = apiProvider.apiNode.allChildren
+      return (sources + api)
+         .filter { it.type == FileType.FILE }
+         .map(::FileNodeResourceAdapter)
          .toTypedArray()
-
-      return sources + api
    }
 }

editor/src/main/kotlin/com/bartlomiejpluta/base/editor/code/build/model/FileNodeResourceAdapter.kt

@@ -0,0 +1,10 @@
+package com.bartlomiejpluta.base.editor.code.build.model
+
+import com.bartlomiejpluta.base.editor.file.model.FileNode
+import org.codehaus.commons.compiler.util.resource.Resource
+
+class FileNodeResourceAdapter(private val fileNode: FileNode) : Resource {
+   override fun open() = fileNode.inputStream()
+   override fun getFileName() = fileNode.absolutePath
+   override fun lastModified() = fileNode.lastModified
+}

editor/src/main/kotlin/com/bartlomiejpluta/base/editor/file/model/FileNode.kt

@@ -1,5 +1,6 @@
 package com.bartlomiejpluta.base.editor.file.model
 
+import javafx.beans.value.ObservableLongValue
 import javafx.beans.value.ObservableValue
 import java.io.InputStream
 import java.io.OutputStream
@@ -19,7 +20,11 @@ interface FileNode {
 
    val parent: FileNode?
    val children: Iterable<FileNode>
-   val allChildren: Iterable<FileNode>
+   val allChildren: List<FileNode>
+      get() = children + children.flatMap { it.allChildren }
+
+   val lastModifiedProperty: ObservableLongValue
+   val lastModified: Long
 
    fun delete()
    fun rename(name: String)
@@ -29,7 +34,7 @@ interface FileNode {
    fun inputStream(): InputStream
    fun outputStream(): OutputStream
 
-   fun writeBytes(array: ByteArray)
-   fun writeText(text: String, charset: Charset = Charsets.UTF_8) = writeBytes(text.toByteArray(charset))
    fun readText(charset: Charset = Charsets.UTF_8) = inputStream().reader(charset).readText()
+   fun writeText(text: String, charset: Charset = Charsets.UTF_8) = writeBytes(text.toByteArray(charset))
+   fun writeBytes(array: ByteArray) = outputStream().use { it.write(array) }
 }

editor/src/main/kotlin/com/bartlomiejpluta/base/editor/file/model/FileSystemNode.kt

@@ -1,12 +1,12 @@
 package com.bartlomiejpluta.base.editor.file.model
 
+import javafx.beans.binding.Bindings.createLongBinding
 import javafx.beans.binding.Bindings.createStringBinding
 import tornadofx.getValue
 import tornadofx.observableListOf
 import tornadofx.setValue
 import tornadofx.toProperty
 import java.io.File
-import java.io.FileOutputStream
 import java.nio.file.Path
 
 class FileSystemNode(file: File, override val parent: FileSystemNode? = null) : FileNode {
@@ -30,8 +30,9 @@ class FileSystemNode(file: File, override val parent: FileSystemNode? = null) :
    }
 
    override val children = observableListOf<FileSystemNode>()
-   override val allChildren: List<FileSystemNode>
-      get() = children + children.flatMap { it.allChildren }
+
+   override val lastModifiedProperty = createLongBinding({ fileProperty.value.lastModified() }, fileProperty)
+   override val lastModified by lastModifiedProperty
 
    init {
       refreshChildren()
@@ -78,7 +79,7 @@ class FileSystemNode(file: File, override val parent: FileSystemNode? = null) :
             else -> file.createNewFile()
          }
 
-         when (val child = findChild(file)) {
+         when (val child = parent.children.firstOrNull { it.name == file.name }) {
             null -> FileSystemNode(file, parent).also { parent.children += it }
             else -> child
          }
@@ -89,11 +90,5 @@ class FileSystemNode(file: File, override val parent: FileSystemNode? = null) :
 
    override fun outputStream() = file.outputStream()
 
-   override fun writeBytes(array: ByteArray): Unit = FileOutputStream(file).use { it.write(array) }
-
-   private fun findChild(file: File): FileSystemNode? {
-      return children.firstOrNull { it.file.name == file.name }
-   }
-
-   fun findByFile(file: File) = allChildren.firstOrNull { it.file.equals(file) }
+   fun findByFile(file: File) = allChildren.firstOrNull { it.absolutePath == file.absolutePath }
 }

editor/src/main/kotlin/com/bartlomiejpluta/base/editor/file/model/ResourceFileNode.kt

@@ -0,0 +1,61 @@
+package com.bartlomiejpluta.base.editor.file.model
+
+import javafx.beans.property.StringProperty
+import org.springframework.core.io.ClassPathResource
+import org.springframework.core.io.Resource
+import tornadofx.getValue
+import tornadofx.observableListOf
+import tornadofx.toProperty
+import java.nio.file.Path
+
+class ResourceFileNode private constructor(
+   private val resource: Resource? = null,
+   override val parent: ResourceFileNode? = null,
+   override val type: FileType = FileType.FILE,
+   name: String? = null
+) : FileNode {
+
+   override val nameProperty = (resource?.filename ?: name ?: "").toProperty()
+   override val name by nameProperty
+
+   override val extensionProperty = (resource?.filename?.substringAfter(".") ?: "").toProperty()
+   override val extension by extensionProperty
+
+   override val absolutePathProperty: StringProperty =
+      ((parent?.absolutePath ?: "") + "/${nameProperty.value}").toProperty()
+   override val absolutePath by absolutePathProperty
+
+   override val children = observableListOf<ResourceFileNode>()
+
+   override val lastModifiedProperty = (resource?.lastModified() ?: 0L).toProperty()
+   override val lastModified by lastModifiedProperty
+
+   override fun createNode(path: String): ResourceFileNode {
+      val segments = Path.of(path.replace("..", "."))
+
+      return segments.foldIndexed(this) { index, parent, segment ->
+         when (val child = parent.children.firstOrNull { it.name == segment.toString() }) {
+            null -> when (index < segments.count() - 1) {
+               true -> directory(segment.toString(), parent)
+               false -> resource(ClassPathResource("$absolutePath/$path"), parent)
+            }.also { parent.children += it }
+            else -> child
+         }
+      }
+   }
+
+   override fun inputStream() = resource
+      ?.inputStream
+      ?: throw IllegalStateException("Attempt to open input stream of resource directory")
+
+   override fun delete() = throw UnsupportedOperationException()
+   override fun rename(name: String) = throw UnsupportedOperationException()
+   override fun refresh() = throw UnsupportedOperationException()
+   override fun outputStream() = throw UnsupportedOperationException()
+
+   companion object {
+      fun resource(resource: Resource, parent: ResourceFileNode) = ResourceFileNode(resource, parent)
+      fun directory(name: String, parent: ResourceFileNode) = ResourceFileNode(null, parent, FileType.DIRECTORY, name)
+      fun root(name: String) = ResourceFileNode(null, null, FileType.DIRECTORY, name)
+   }
+}