Queue and UI fixes

backend/src/services/historyService.js

@@ -564,6 +564,49 @@ class HistoryService {
     }));
   }
 
+  async getJobsByIds(jobIds = []) {
+    const ids = Array.isArray(jobIds)
+      ? jobIds
+        .map((value) => Number(value))
+        .filter((value) => Number.isFinite(value) && value > 0)
+        .map((value) => Math.trunc(value))
+      : [];
+    if (ids.length === 0) {
+      return [];
+    }
+
+    const db = await getDb();
+    const placeholders = ids.map(() => '?').join(', ');
+    const rows = await db.all(
+      `SELECT * FROM jobs WHERE id IN (${placeholders})`,
+      ids
+    );
+    const byId = new Map(rows.map((row) => [Number(row.id), row]));
+    return ids
+      .map((id) => byId.get(id))
+      .filter(Boolean)
+      .map((job) => ({
+        ...enrichJobRow(job),
+        log_count: hasProcessLogFile(job.id) ? 1 : 0
+      }));
+  }
+
+  async getRunningJobs() {
+    const db = await getDb();
+    const rows = await db.all(
+      `
+        SELECT *
+        FROM jobs
+        WHERE status IN ('RIPPING', 'ENCODING')
+        ORDER BY updated_at ASC, id ASC
+      `
+    );
+    return rows.map((job) => ({
+      ...enrichJobRow(job),
+      log_count: hasProcessLogFile(job.id) ? 1 : 0
+    }));
+  }
+
   async getJobWithLogs(jobId, options = {}) {
     const db = await getDb();
     const job = await db.get('SELECT * FROM jobs WHERE id = ?', [jobId]);

backend/src/services/processRunner.js

@@ -71,18 +71,23 @@ function spawnTrackedProcess({
     });
   });
 
+  let cancelCalled = false;
   const cancel = () => {
-    if (child.killed) {
+    if (cancelCalled) {
       return;
     }
+    cancelCalled = true;
 
     logger.warn('spawn:cancel:requested', { cmd, args, context, pid: child.pid });
     child.kill('SIGINT');
 
     setTimeout(() => {
-      if (!child.killed) {
+      try {
+        process.kill(child.pid, 0);
         logger.warn('spawn:cancel:force-kill', { cmd, args, context, pid: child.pid });
         child.kill('SIGKILL');
+      } catch (_e) {
+        // Process already terminated
       }
     }, 3000);
   };

backend/src/services/settingsService.js

@@ -70,6 +70,20 @@ function normalizeTrackIds(rawList) {
   return output;
 }
 
+function normalizeNonNegativeInteger(rawValue) {
+  if (rawValue === null || rawValue === undefined) {
+    return null;
+  }
+  if (typeof rawValue === 'string' && rawValue.trim() === '') {
+    return null;
+  }
+  const value = Number(rawValue);
+  if (!Number.isFinite(value) || value < 0) {
+    return null;
+  }
+  return Math.trunc(value);
+}
+
 function removeSelectionArgs(extraArgs) {
   const args = Array.isArray(extraArgs) ? extraArgs : [];
   const filtered = [];
@@ -554,7 +568,7 @@ class SettingsService {
       ? 'backup'
       : 'mkv';
     const sourceArg = this.resolveSourceArg(map, deviceInfo);
-    const rawSelectedTitleId = Number(options?.selectedTitleId);
+    const rawSelectedTitleId = normalizeNonNegativeInteger(options?.selectedTitleId);
     const parsedExtra = splitArgs(map.makemkv_rip_extra_args);
     let extra = [];
     let baseArgs = [];
@@ -574,7 +588,7 @@ class SettingsService {
     } else {
       extra = parsedExtra;
       const minLength = Number(map.makemkv_min_length_minutes || 60);
-      const hasExplicitTitle = Number.isFinite(rawSelectedTitleId) && rawSelectedTitleId >= 0;
+      const hasExplicitTitle = rawSelectedTitleId !== null;
       const targetTitle = hasExplicitTitle ? String(Math.trunc(rawSelectedTitleId)) : 'all';
       if (hasExplicitTitle) {
         baseArgs = [