Move files around

web/public/js/kobopatch.js

@@ -0,0 +1,53 @@
+/**
+ * Runs kobopatch WASM in a Web Worker for non-blocking UI.
+ */
+class KobopatchRunner {
+    constructor() {
+        this._worker = null;
+    }
+
+    /**
+     * Run the patching pipeline in a Web Worker.
+     *
+     * @param {string} configYAML - kobopatch.yaml content
+     * @param {Uint8Array} firmwareZip - firmware zip file bytes
+     * @param {Object<string, Uint8Array>} patchFiles - map of filename -> YAML content bytes
+     * @param {Function} [onProgress] - optional callback(message) for progress updates
+     * @returns {Promise<{tgz: Uint8Array, log: string}>}
+     */
+    patchFirmware(configYAML, firmwareZip, patchFiles, onProgress) {
+        return new Promise((resolve, reject) => {
+            const worker = new Worker('js/patch-worker.js');
+            this._worker = worker;
+
+            worker.onmessage = (e) => {
+                const msg = e.data;
+                if (msg.type === 'progress') {
+                    if (onProgress) onProgress(msg.message);
+                } else if (msg.type === 'done') {
+                    worker.terminate();
+                    this._worker = null;
+                    resolve({ tgz: msg.tgz, log: msg.log });
+                } else if (msg.type === 'error') {
+                    worker.terminate();
+                    this._worker = null;
+                    reject(new Error(msg.message));
+                }
+            };
+
+            worker.onerror = (e) => {
+                worker.terminate();
+                this._worker = null;
+                reject(new Error('Worker error: ' + e.message));
+            };
+
+            // Transfer the firmwareZip buffer to avoid copying
+            worker.postMessage({
+                type: 'patch',
+                configYAML,
+                firmwareZip,
+                patchFiles,
+            }, [firmwareZip.buffer]);
+        });
+    }
+}