new downloader gui WIP, auto-download depends on start

src/Fozzie.form

@@ -0,0 +1,34 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<form xmlns="http://www.intellij.com/uidesigner/form/" version="1" bind-to-class="Fozzie">
+  <grid id="27dc6" binding="frameContainer" layout-manager="GridLayoutManager" row-count="2" column-count="1" same-size-horizontally="false" same-size-vertically="false" hgap="-1" vgap="-1">
+    <margin top="0" left="0" bottom="0" right="0"/>
+    <constraints>
+      <xy x="20" y="20" width="500" height="400"/>
+    </constraints>
+    <properties/>
+    <border type="none"/>
+    <children>
+      <component id="4913b" class="javax.swing.JProgressBar" binding="progressBar">
+        <constraints>
+          <grid row="1" column="0" row-span="1" col-span="1" vsize-policy="0" hsize-policy="6" anchor="0" fill="1" indent="0" use-parent-layout="false">
+            <preferred-size width="50" height="-1"/>
+            <maximum-size width="200" height="-1"/>
+          </grid>
+        </constraints>
+        <properties>
+          <indeterminate value="false"/>
+          <stringPainted value="true"/>
+          <value value="0"/>
+        </properties>
+      </component>
+      <component id="46ede" class="javax.swing.JLabel" binding="label">
+        <constraints>
+          <grid row="0" column="0" row-span="1" col-span="1" vsize-policy="0" hsize-policy="0" anchor="0" fill="0" indent="0" use-parent-layout="false"/>
+        </constraints>
+        <properties>
+          <text value="Downloading file..."/>
+        </properties>
+      </component>
+    </children>
+  </grid>
+</form>

src/Fozzie.java

@@ -0,0 +1,149 @@
+/*
+ *     Firestar Mod Manager
+ *     Copyright (C) 2024  bonkmaykr
+ *
+ *     This program is free software: you can redistribute it and/or modify
+ *     it under the terms of the GNU General Public License as published by
+ *     the Free Software Foundation, either version 3 of the License, or
+ *     (at your option) any later version.
+ *
+ *     This program is distributed in the hope that it will be useful,
+ *     but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *     GNU General Public License for more details.
+ *
+ *     You should have received a copy of the GNU General Public License
+ *     along with this program.  If not, see https://www.gnu.org/licenses/.
+ */
+
+import javax.swing.*;
+import java.awt.*;
+import java.io.*;
+import java.net.MalformedURLException;
+import java.net.URL;
+import java.net.*;
+import java.nio.file.Files;
+import java.nio.file.Paths;
+import java.nio.file.StandardCopyOption;
+
+public class Fozzie {
+    private JFrame frame = new JFrame();
+    public JProgressBar progressBar;
+    private JPanel frameContainer;
+    private JLabel label;
+
+    private HttpURLConnection httpConn;
+    private int contentLength;
+    private InputStream inputStream;
+
+    //public File output;
+
+    public boolean backgroundDone = false;
+
+    boolean DownloadFile(String url, String odir, String oname) {
+        //output = o;
+
+        frame.add(frameContainer);
+        frame.setSize(300, 100);
+        frame.setTitle("Firestar Mod Manager");
+        frame.setResizable(false);
+        frame.setDefaultCloseOperation(WindowConstants.DO_NOTHING_ON_CLOSE);
+        frame.setLayout(new GridLayout());
+        frame.setLocationRelativeTo(null);
+        frame.setAlwaysOnTop(true);
+        frame.setVisible(true);
+
+        label.setText("Downloading \"" + oname + "\"");
+
+        try {
+            URL fileURL = new URL(url);
+            httpConn = (HttpURLConnection) fileURL.openConnection();
+            int response = httpConn.getResponseCode();
+
+            if (response == HttpURLConnection.HTTP_OK) {
+                String disposition = httpConn.getHeaderField("Content-Disposition");
+                String contentType = httpConn.getContentType();
+                contentLength = httpConn.getContentLength();
+
+                inputStream = httpConn.getInputStream();
+            } else if (response == 404) {
+                throw new IOException(
+                        "File missing from remote server.");
+            } else {
+                throw new IOException(
+                        "Unexpected response; Server replied with " + response);
+            }
+            new FozzieDownloader(this, url, odir, oname, httpConn.getContentLength()).doInBackground();
+            while (!backgroundDone) {}
+
+            inputStream.close();
+            httpConn.disconnect();
+            frame.dispose();
+            return true;
+        } catch (MalformedURLException e) {
+            JOptionPane.showMessageDialog(frame, "Internal Error: URL given to Fozzie is not valid.\nGet a programmer!", "Fatal Error", JOptionPane.ERROR_MESSAGE);
+            frame.dispose();
+            return false;
+        } catch (Exception e) {
+            JOptionPane.showMessageDialog(frame, "Error: " + e.getMessage(), "Fatal Error", JOptionPane.ERROR_MESSAGE);
+            frame.dispose();
+            return false;
+        }
+    }
+
+    public void disconnect() throws IOException {
+        inputStream.close();
+        httpConn.disconnect();
+    }
+
+    public int getContentLength() {
+        return this.contentLength;
+    }
+
+    public InputStream getInputStream() {
+        return this.inputStream;
+    }
+}
+
+class FozzieDownloader extends SwingWorker<Void, Void> {
+    private static final int BUFFER_SIZE = 4096;
+    private String downloadURL;
+    private String saveDirectory;
+    private String saveName;
+    private final Fozzie gui;
+    private final long completeSize;
+
+    public FozzieDownloader(Fozzie gui, String downloadURL, String saveDirectory, String saveName, long size) {
+        this.gui = gui;
+        this.downloadURL = downloadURL;
+        this.saveDirectory = saveDirectory;
+        this.saveName = saveName;
+        this.completeSize = size;
+    }
+
+    @Override
+    protected Void doInBackground() throws Exception {
+        long downloadedSize = 0;
+        File downloadLocationDir = new File(saveDirectory);
+        File downloadLocation = new File(saveDirectory + "/" + saveName);
+        downloadLocationDir.mkdirs();
+        if (!downloadLocation.isFile()) {
+            downloadLocation.createNewFile();
+        }
+        BufferedInputStream in = new BufferedInputStream(new URL(downloadURL).openStream());
+        FileOutputStream fos = new FileOutputStream(saveDirectory + "/" + saveName);
+        BufferedOutputStream out = new BufferedOutputStream(fos,1024);
+        byte[] data = new byte[1024];
+        int x = 0;
+        while ((x = in.read(data,0,1024))>=0) {
+            downloadedSize += x;
+            int progress = (int) ((((double)downloadedSize) / ((double)completeSize)) * 100d);
+            gui.progressBar.setValue(progress);
+            out.write(data, 0, x);
+        }
+        out.close();
+        in.close();
+        gui.backgroundDone = true;
+        return null;
+    }
+}

src/Main.java

@@ -16,6 +16,8 @@
  *     along with this program.  If not, see https://www.gnu.org/licenses/.
  */
 
+import net.lingala.zip4j.ZipFile;
+import net.lingala.zip4j.exception.ZipException;
 import org.json.*;
 
 import java.awt.*;
@@ -23,12 +25,12 @@ import java.io.*;
 import java.nio.file.*;
 import java.util.*;
 import java.util.List;
-import javax.swing.JOptionPane;
+import javax.swing.*;
 
 public class Main {
     // Build Information
-    public static final String vstr = "Release 1.2";
+    public static final String vstr = "Release 1.3";
-    public static final String vcode = "Dekka";
+    public static final String vcode = "Tetsuo";
     public static final int vint = 0;
 
     // User Settings
@@ -86,6 +88,15 @@ public class Main {
             fExo2 = new Font("Arial", Font.PLAIN, 12);
         }
 
+        // download dependencies if we know we haven't been here before
+        // will also need to call this if a needed file is missing before use
+        //
+        // mostly for testing. will move to onboarding screen later
+        if (!new File(System.getProperty("user.home") + "/.firestar/").isDirectory()) {
+            new File(System.getProperty("user.home") + "/.firestar/").mkdirs();
+            downloadDependencies();
+        }
+
         // check and load configs
         File fConf = new File(System.getProperty("user.home") + "/.firestar/firestar.conf");
         if (!fConf.isFile()) {
@@ -153,4 +164,21 @@ public class Main {
         }
         file.delete();
     }
+
+    public static boolean downloadDependencies () {
+        boolean downloader = new Fozzie().DownloadFile("https://bonkmaykr.worlio.com/http/firestar/firesdk.zip", System.getProperty("user.home") + "/.firestar/", "firesdk.zip");
+        if (!downloader) {return false;}
+
+        ZipFile sdk = new ZipFile(System.getProperty("user.home") + "/.firestar/firesdk.zip");
+        try {
+            sdk.extractAll(System.getProperty("user.home") + "/.firestar/");
+        } catch (ZipException e) {
+            JOptionPane.showMessageDialog(new JFrame(), e.getMessage(), "Critical Error", JOptionPane.ERROR_MESSAGE);
+            System.out.println(e.getMessage());
+            return false;
+        }
+        sdk.getFile().delete(); // cleanup
+
+        return true;
+    }
 }