java version

README.md

@@ -13,7 +13,7 @@ _Because selling out is bad_
 
 ## How to use
 
-MKBSD comes in two variants! Node.js and Python.
+MKBSD comes in two variants! Node.js, Python and Java.
 
 ### Running in Node.js
 
@@ -30,6 +30,13 @@ MKBSD comes in two variants! Node.js and Python.
 4. Wait a little.
 5. All wallpapers are now in a newly created `downloads` subfolder.
 
+### Running in Java w/JBang
+
+1. Ensure you have JBang installed. 
+2. Run `jbang mkbsd.java`
+3. Wait a little.
+4. All wallpapers are now in a newly created `downloads` subfolder.
+
 ## FAQ
 
 ### Q: What's the story behind this?

mkbsd.java

@@ -0,0 +1,101 @@
+//DEPS com.fasterxml.jackson.core:jackson-databind:2.13.3
+//DEPS com.fasterxml.jackson.core:jackson-core:2.13.3
+//DEPS com.fasterxml.jackson.core:jackson-annotations:2.13.3
+//JAVA 23+
+//PREVIEW 
+import static java.lang.System.out;
+import static java.nio.file.Files.*;
+import static java.util.concurrent.TimeUnit.*;
+
+import java.net.URI;
+import java.net.http.HttpClient;
+import java.net.http.HttpRequest;
+import java.net.http.HttpResponse;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.nio.file.Paths;
+import java.util.Map;
+
+import com.fasterxml.jackson.databind.ObjectMapper;
+
+String URL = "https://storage.googleapis.com/panels-api/data/20240916/media-1a-i-p~s";
+HttpClient client = HttpClient.newHttpClient();
+ObjectMapper mapper = new ObjectMapper();
+
+void main() throws Exception {
+        asciiArt();
+        SECONDS.sleep(5);
+        mainSync();
+}
+
+void mainSync() throws Exception {
+        var jsonData = fetchJson(URL);
+        var data = (Map<String, Object>) jsonData.get("data");
+        if (data == null) {
+            throw new RuntimeException("⛔ JSON does not have a 'data' property at its root.");
+        }
+
+        var downloadDir = Paths.get("downloads");
+        if (!exists(downloadDir)) {
+            createDirectory(downloadDir);
+            out.println("📁 Created directory: " + downloadDir.toAbsolutePath());
+        }
+
+        for (var entry : data.entrySet()) {
+            if (entry.getValue() instanceof Map && ((Map<?, ?>) entry.getValue()).get("dhd") != null) {
+                var imageUrl = (String) ((Map<?, ?>) entry.getValue()).get("dhd");
+                var parsedUrl = URI.create(imageUrl);
+                out.println("🔍 Found image URL!");
+
+                var filename = parsedUrl.getPath().substring(parsedUrl.getPath().lastIndexOf('/')+1);
+
+                var filePath = downloadDir.resolve(filename);
+                if(!filePath.toFile().exists()) {
+                downloadImage(imageUrl, filePath);
+                out.println("🖼️ Saved image to " + filePath);
+                } else {
+                    out.println("Already saved " + filePath);
+                }
+
+                MILLISECONDS.sleep(250);
+            }
+        }
+}
+
+Map<String, Object> fetchJson(String url) throws Exception {
+    var request = HttpRequest.newBuilder()
+        .uri(URI.create(url))
+        .build();
+
+    var response = client.send(request, HttpResponse.BodyHandlers.ofString());
+    if (response.statusCode() != 200) {
+        throw new RuntimeException("⛔ Failed to fetch JSON file: " + response.statusCode());
+    }
+    return mapper.readValue(response.body(), Map.class);
+}
+
+void downloadImage(String imageUrl, Path filePath) throws Exception {
+    var request = HttpRequest.newBuilder()
+        .uri(URI.create(imageUrl))
+        .build();
+
+    var response = client.send(request, HttpResponse.BodyHandlers.ofByteArray());
+    if (response.statusCode() != 200) {
+        throw new RuntimeException("Failed to download image: " + response.statusCode());
+    }
+    Files.write(filePath, response.body());
+}
+
+void asciiArt() {
+    out.println("""
+/$$      /$$ /$$   /$$ /$$$$$$$   /$$$$$$  /$$$$$$$
+| $$$    /$$$| $$  /$$/| $$__  $$ /$$__  $$| $$__  $$
+| $$$$  /$$$$| $$ /$$/ | $$  \\ $$| $$  \\__/| $$  \\ $$
+| $$ $$/$$ $$| $$$$$/  | $$$$$$$ |  $$$$$$ | $$  | $$
+| $$  $$$| $$| $$  $$  | $$__  $$ \\____  $$| $$  | $$
+| $$\\  $ | $$| $$\\  $$ | $$  \\ $$ /$$  \\ $$| $$  | $$
+| $$ \\/  | $$| $$ \\  $$| $$$$$$$/|  $$$$$$/| $$$$$$$/
+|__/     |__/|__/  \\__/|_______/  \\______/ |_______/""");
+    out.println("");
+    out.println("🤑 Starting downloads from your favorite sellout grifter's wallpaper app...");
+}