fix gradle script, add working jar task, add custom command support

build.gradle

@@ -11,6 +11,10 @@ plugins {
     id 'application'
 }
 
+configurations {
+    fat
+}
+
 repositories {
     // Use Maven Central for resolving dependencies.
     mavenCentral()
@@ -21,16 +25,13 @@ repositories {
 
 dependencies {
     // This dependency is used by the application.
-    implementation 'com.google.guava:guava:30.1.1-jre'
-    implementation("de.tudbut:tuddylib:gitlab-1.0.2")
+    implementation(fat("de.tudbut:tuddylib:gitlab-1.0.2"))
 }
 
-application {
-    // Define the main class for the application.
-    mainClass = 'de.tudbut.gimpshot.GIMPShot'
+mainClassName = 'de.tudbut.gimpshot.GIMPShot'
+
+jar {
+    from { configurations.fat.collect { it.isDirectory() ? it : zipTree(it) } }
+    manifest.attributes(['Main-Class':mainClassName])
 }
 
-tasks.named('test') {
-    // Use JUnit Platform for unit tests.
-    useJUnitPlatform()
-}

src/main/java/de/tudbut/gimpshot/GIMPShot.java

@@ -11,13 +11,33 @@ import javax.imageio.ImageIO;
 import tudbut.tools.Tools2;
 
 public class GIMPShot {
+
     public static void main(String[] args) throws IOException, AWTException, InterruptedException {
+        // Screenshot immediately, dont wait for config.
         BufferedImage image = Tools2.screenshot();
-        File f = new File("gimpshot-screenshot.png");
+        File f = new File(System.getenv().getOrDefault("TMPDIR", "/tmp") + "/gs_screenshot.png");
         f.deleteOnExit();
         FileOutputStream os = new FileOutputStream(f);
         ImageIO.write(image, "png", os);
         os.close();
-        Runtime.getRuntime().exec("gimp -ndfs gimpshot-screenshot.png".split(" ")).waitFor();
+
+        // Read config now
+        Config config = new Config(getConfigPath());
+        Runtime.getRuntime().exec(new String[] {
+            "sh", 
+            "-c", 
+            config.getCommand()
+                .replace("$f", f.getAbsolutePath())
+                .replace("$r", image.getWidth() + "x" + image.getHeight())
+                .replace("$R", image.getWidth() + "," + image.getHeight())
+                .replace("$w", String.valueOf(image.getWidth()))
+                .replace("$h", String.valueOf(image.getHeight()))
+        }).waitFor();
+    }
+
+    public static String getConfigPath() {
+        String cfg = System.getenv().getOrDefault("XDG_CONFIG_HOME", System.getProperty("user.home") + "/.config");
+        new File(cfg, "gimpshot").mkdir();
+        return new File(cfg + "/gimpshot", "config.tcn").getAbsolutePath();
     }
 }