logic seems fine?

9 files changed, 249 insertions, 41 deletions

diff --git a/app/src/main/kotlin/xyz/brysonsteck/serverfordummies/App.kt b/app/src/main/kotlin/xyz/brysonsteck/serverfordummies/App.kt
index 0547a8f..cffa525 100644
--- a/app/src/main/kotlin/xyz/brysonsteck/serverfordummies/App.kt
+++ b/app/src/main/kotlin/xyz/brysonsteck/serverfordummies/App.kt
@@ -18,7 +18,7 @@ class App : Application() {
     stage.show()
   }
 
-  private fun loadFXML(fxml: String) : Parent {
+  public fun loadFXML(fxml: String) : Parent {
     val fxmlLoader = FXMLLoader(this.javaClass.getResource(fxml + ".fxml"))
     return fxmlLoader.load()
   }
diff --git a/app/src/main/kotlin/xyz/brysonsteck/serverfordummies/Download.kt b/app/src/main/kotlin/xyz/brysonsteck/serverfordummies/Download.kt
new file mode 100644
index 0000000..da61f75
--- /dev/null
+++ b/app/src/main/kotlin/xyz/brysonsteck/serverfordummies/Download.kt
@@ -0,0 +1,119 @@
+import java.io.*;
+import java.net.*;
+import java.util.*;
+
+class Download: Runnable {
+  public enum class Status {
+    DOWNLOADING, PAUSED, COMPLETE, CANCELLED, ERROR
+  }
+  public var size: Int
+  public var downloaded: Int
+  public var contentLength: Int
+
+  private final val MAX_BUFFER_SIZE: Number = 1024
+
+  private var url: URL
+  private var status: Status
+
+  constructor (url: URL) {
+    this.url = url
+    size = -1
+    downloaded = 0
+    status = Status.DOWNLOADING
+    contentLength = 1
+  }
+
+  public fun status(): Status {
+    return status
+  }
+
+  public fun start() {
+    val thread = Thread(this)
+    thread.start()
+  }
+
+  private fun getFilename(url: URL): String {
+    val filename = url.getFile()
+    return filename.substring(filename.lastIndexOf('/') + 1)
+  }
+
+  override fun run() { 
+    var stream: InputStream? = null
+    var file: RandomAccessFile? = null
+
+    try {
+      // Open connection to URL.
+      var connection = url.openConnection() as HttpURLConnection;
+
+      // Specify what portion of file to download.
+      connection.setRequestProperty("Range", "bytes=" + downloaded + "-");
+
+      // Connect to server.
+      connection.connect();
+
+      // Make sure response code is in the 200 range.
+      if (connection.responseCode / 100 != 2) {
+        status = Status.ERROR
+      }
+
+      // Check for valid content length.
+      contentLength = connection.getContentLength();
+      if (contentLength < 1) {
+        status = Status.ERROR
+      }
+
+      /* Set the size for this download if it
+        hasn't been already set. */
+      if (size == -1) {
+        size = contentLength;
+      }
+
+      // Open file and seek to the end of it.
+      file = RandomAccessFile(getFilename(url), "rw");
+      file.seek(downloaded.toLong());
+
+      stream = connection.getInputStream();
+      while (status == Status.DOWNLOADING) {
+        /* Size buffer according to how much of the
+          file is left to download. */
+        val buffer: ByteArray;
+        if (size - downloaded > MAX_BUFFER_SIZE as Int) {
+          buffer = ByteArray(MAX_BUFFER_SIZE)
+        } else {
+          buffer = ByteArray(size - downloaded);
+        }
+
+        // Read from server into buffer.
+        val read = stream.read(buffer);
+        if (read == -1)
+          break;
+
+        // Write buffer to file.
+        file.write(buffer, 0, read);
+        downloaded += read;
+      }
+
+      /* Change status to complete if this point was
+          reached because downloading has finished. */
+      if (status == Status.DOWNLOADING) {
+          status = Status.COMPLETE;
+      }
+    } catch (e: Exception) {
+      status = Status.ERROR
+    } finally {
+        // Close file.
+        if (file != null) {
+            try {
+                file.close();
+            } catch (e: Exception) {}
+        }
+
+        // Close connection to server.
+        if (stream != null) {
+            try {
+                stream.close();
+            } catch (e: Exception) {}
+        }
+    }
+  }
+}
diff --git a/app/src/main/kotlin/xyz/brysonsteck/serverfordummies/PrimaryController.kt b/app/src/main/kotlin/xyz/brysonsteck/serverfordummies/PrimaryController.kt
index 6e05579..ac45e2a 100644
--- a/app/src/main/kotlin/xyz/brysonsteck/serverfordummies/PrimaryController.kt
+++ b/app/src/main/kotlin/xyz/brysonsteck/serverfordummies/PrimaryController.kt
@@ -1,12 +1,17 @@
 package xyz.brysonsteck.serverfordummies
 
+import kotlinx.coroutines.*
+import kotlinx.coroutines.javafx.JavaFx
+
 import java.io.File
 import java.io.IOException
 import java.awt.Checkbox
 import java.util.Properties
+import java.net.URL
 
 import javafx.beans.value.ChangeListener
 import javafx.beans.value.ObservableValue
+import javafx.concurrent.Task
 import javafx.beans.property.BooleanProperty
 import javafx.collections.FXCollections
 import javafx.fxml.FXML
@@ -19,18 +24,24 @@ import javafx.scene.control.Spinner
 import javafx.scene.control.TitledPane
 import javafx.scene.control.ButtonBar
 import javafx.scene.control.CheckBox
+import javafx.scene.control.ProgressBar
 import javafx.scene.layout.Border
 import javafx.scene.layout.BorderStroke
 import javafx.scene.layout.GridPane
 import javafx.scene.layout.Pane
 import javafx.scene.layout.HBox
+import javafx.scene.layout.VBox
 import javafx.scene.text.TextAlignment
+import javafx.scene.text.Text
 import javafx.scene.Scene
 import javafx.scene.input.MouseEvent
 import javafx.stage.FileChooser
 import javafx.stage.FileChooser.ExtensionFilter
 import javafx.stage.DirectoryChooser
+import javafx.stage.Modality
+import javafx.stage.Stage
 import javafx.event.EventHandler
+import Download
 
 class PrimaryController {
   @FXML
@@ -82,6 +93,8 @@ class PrimaryController {
   @FXML
   lateinit private var maxTickSpinner: Spinner<kotlin.Int>
   @FXML
+  lateinit private var statusBar: Label
+  @FXML
   lateinit private var progressBar: ProgressBar
   
   @FXML
@@ -92,6 +105,7 @@ class PrimaryController {
     val result = dirChooser.showDialog(null)
     if (result != null) {
       currentDirectoryLabel.text = result.absolutePath
+      val real = loadServerDir(result.absolutePath)
       parentPane.isDisable = false
       worldSettingsPane.isDisable = false
       buttonBar.isDisable = false
@@ -115,10 +129,91 @@ class PrimaryController {
 
   @FXML
   private fun onCheckboxClick() {
+
   }
 
   @FXML
   private fun onSpinnerChange() {
 
   }
+
+  @FXML
+  private fun onBuild() {
+    GlobalScope.launch(Dispatchers.Default) {
+      withContext(Dispatchers.JavaFx){statusBar.text = "Downloading a file..."}
+      progressBar.isVisible = true
+      val download = Download(URL("https://brysonsteck.xyz/pub/a-really-big-file"))
+      download.start()
+      while (download.status() == Download.Status.DOWNLOADING) {
+        var prog = (download.downloaded.toDouble() / download.contentLength.toDouble())
+        // for whatever reason I need to print something to the screen in order for it to work
+        print("")
+        if (prog >= 0.01) {
+          withContext(Dispatchers.JavaFx) {progressBar.progress = prog}
+        }
+        Thread.sleep(300)
+      }
+      progressBar.isVisible = false
+      withContext(Dispatchers.JavaFx){statusBar.text = "Ready."}
+    }
+  }
+
+  @FXML
+  private fun onStart() {
+
+  }
+
+  private fun createDialog() {
+    val dialog = Stage();
+    dialog.initModality(Modality.APPLICATION_MODAL);
+    val dialogScene = Scene(App().loadFXML("dialog"), 300.0, 200.0);
+    dialog.setScene(dialogScene);
+    dialog.show();
+  }
+
+  private fun loadServerDir(dir: String): Boolean {
+    createDialog()
+    var directory = dir
+    var hasServer = false
+    if (!File(directory).isDirectory) {
+      return false;
+    }
+
+    if (directory[directory.length-1] != File.separatorChar)
+      directory += File.separatorChar
+
+    val hasDummy = File(directory + "ServerForDummies").isDirectory
+
+    for (i in 20 downTo 8) {
+      for (j in 15 downTo 0) {
+        var spigotFile: String = ""
+        if (j == 0)
+          spigotFile += "spigot-1.$i.jar"
+        else
+          spigotFile += "spigot-1.$i.$j.jar";
+
+        hasServer = File(directory + spigotFile).isFile || File(directory + "server.jar").isFile
+        if (hasServer) 
+          break;
+      }
+    }
+
+    val hasProperties = File(directory + File.separator + "server.properties").isFile
+
+    if (hasDummy && hasServer) {
+      // read jproperties
+      println("read jproperties")
+    } else if (hasDummy && !hasServer && hasProperties) {
+      // just needs to be built
+      println("build")
+    } else if (!hasDummy && hasServer) {
+      // server created externally
+      println("server made externally")
+    } else {
+      // assume clean directory
+      println("none")
+    }
+
+    return true;
+  }
 }
\ No newline at end of file
diff --git a/app/src/main/kotlin/xyz/brysonsteck/serverfordummies/downloadFile.kt b/app/src/main/kotlin/xyz/brysonsteck/serverfordummies/downloadFile.kt
deleted file mode 100644
index bbaeab5..0000000
--- a/app/src/main/kotlin/xyz/brysonsteck/serverfordummies/downloadFile.kt
+++ /dev/null
@@ -1,37 +0,0 @@
-import java.net.http.HttpClient
-import kotlinx.coroutines.flow
-
-sealed class DownloadStatus {
-
-    object Success : DownloadStatus()
-
-    data class Error(val message: String) : DownloadStatus()
-
-    data class Progress(val progress: Int): DownloadStatus()
-  
-}
-
-// function from https://gist.githubusercontent.com/SG-K/63e379efcc3d1cd3ce4fb56ee0e29c42/raw/cd9a4a016401b7c54ec01303415b5871ffa26066/downloadFile.kt
-suspend fun HttpClient.downloadFile(file: File, url: String): Flow<DownloadStatus> {
-    return flow {
-        val response = call {
-            url(url)
-            method = HttpMethod.Get
-        }.response
-        val byteArray = ByteArray(response.contentLength()!!.toInt())
-        var offset = 0
-        do {
-            val currentRead = response.content.readAvailable(byteArray, offset, byteArray.size)
-            offset += currentRead
-            val progress = (offset * 100f / byteArray.size).roundToInt()
-            emit(DownloadStatus.Progress(progress))
-        } while (currentRead > 0)
-        response.close()
-        if (response.status.isSuccess()) {
-            file.writeBytes(byteArray)
-            emit(DownloadStatus.Success)
-        } else {
-            emit(DownloadStatus.Error("File not downloaded"))
-        }
-    }
-}
\ No newline at end of file
diff --git a/app/src/main/kotlin/xyz/brysonsteck/serverfordummies/server/Server.kt b/app/src/main/kotlin/xyz/brysonsteck/serverfordummies/server/Server.kt
new file mode 100644
index 0000000..16f250e
--- /dev/null
+++ b/app/src/main/kotlin/xyz/brysonsteck/serverfordummies/server/Server.kt
@@ -0,0 +1,7 @@
+package xyz.brysonsteck.serverfordummies.server
+
+import java.io.File
+
+public class Server {
+
+}
\ No newline at end of file
diff --git a/app/src/main/resources/xyz/brysonsteck/serverfordummies/dialog.fxml b/app/src/main/resources/xyz/brysonsteck/serverfordummies/dialog.fxml
new file mode 100644
index 0000000..6dab79a
--- /dev/null
+++ b/app/src/main/resources/xyz/brysonsteck/serverfordummies/dialog.fxml
@@ -0,0 +1,24 @@
+<?xml version="1.0" encoding="UTF-8"?>
+
+<?import javafx.geometry.Insets?>
+<?import javafx.scene.control.Button?>
+<?import javafx.scene.control.ButtonBar?>
+<?import javafx.scene.control.Label?>
+<?import javafx.scene.layout.Pane?>
+
+
+<Pane maxHeight="-Infinity" maxWidth="-Infinity" minHeight="-Infinity" minWidth="-Infinity" prefHeight="200.0" prefWidth="400.0" xmlns="http://javafx.com/javafx/19" xmlns:fx="http://javafx.com/fxml/1">
+   <children>
+      <Pane fx:id="iconPane" layoutX="14.0" layoutY="14.0" prefHeight="82.0" prefWidth="82.0" />
+      <Label fx:id="dialogLabel" layoutX="115.0" layoutY="40.0" text="Dialog&#10;Box" />
+      <ButtonBar layoutY="157.0" prefHeight="43.0" prefWidth="400.0">
+        <buttons>
+          <Button fx:id="otherButton" mnemonicParsing="false" text="Decline" />
+            <Button fx:id="defaultButton" defaultButton="true" mnemonicParsing="false" text="Accept" />
+        </buttons>
+         <padding>
+            <Insets bottom="10.0" left="10.0" right="10.0" top="10.0" />
+         </padding>
+      </ButtonBar>
+   </children>
+</Pane>
diff --git a/app/src/main/resources/xyz/brysonsteck/serverfordummies/icons/info.png b/app/src/main/resources/xyz/brysonsteck/serverfordummies/icons/info.png
new file mode 100644
index 0000000..c1951a7
--- /dev/null
+++ b/app/src/main/resources/xyz/brysonsteck/serverfordummies/icons/info.png
diff --git a/app/src/main/resources/xyz/brysonsteck/serverfordummies/icons/warning.png b/app/src/main/resources/xyz/brysonsteck/serverfordummies/icons/warning.png
new file mode 100644
index 0000000..4d66729
--- /dev/null
+++ b/app/src/main/resources/xyz/brysonsteck/serverfordummies/icons/warning.png
diff --git a/app/src/main/resources/xyz/brysonsteck/serverfordummies/primary.fxml b/app/src/main/resources/xyz/brysonsteck/serverfordummies/primary.fxml
index 85b7370..c940d08 100644
--- a/app/src/main/resources/xyz/brysonsteck/serverfordummies/primary.fxml
+++ b/app/src/main/resources/xyz/brysonsteck/serverfordummies/primary.fxml
@@ -220,7 +220,7 @@
       </Pane>
       <ButtonBar fx:id="buttonBar" disable="true" layoutY="635.0" prefHeight="40.0" prefWidth="963.0">
         <buttons>
-            <Button mnemonicParsing="false" text="Build Server" />
+            <Button mnemonicParsing="false" onMouseClicked="#onBuild" text="Build Server" />
           <Button defaultButton="true" mnemonicParsing="false" text="Start Server" />
         </buttons>
          <padding>
@@ -239,9 +239,9 @@
                   <Insets left="5.0" />
                </HBox.margin>
             </Label>
-            <ProgressBar fx:id="progressBar" prefWidth="400.0" progress="0.0" visible="false">
+            <ProgressBar fx:id="progressBar" prefWidth="400.0" visible="false">
                <HBox.margin>
-                  <Insets left="460.0" />
+                  <Insets left="10.0" />
                </HBox.margin>
             </ProgressBar>
          </children>