restart workers on error

src/utils/classes.ts

@@ -693,8 +693,18 @@ function handleWorkerData() {
     }: { workerIndex: number; initData: Array<QuestionDb> } = workerData
     let qdbs: Array<QuestionDb> = initData
 
+    const subjCount = initData.length
+    const questionCount = initData.reduce((qCount, qdb) => {
+        return (
+            qCount +
+            qdb.data.reduce((sCount, subject) => {
+                return sCount + subject.Questions.length
+            }, 0)
+        )
+    }, 0)
+
     logger.Log(
-        `[THREAD #${workerIndex}]: Worker ${workerIndex} reporting for duty`
+        `[THREAD #${workerIndex}]: Worker ${workerIndex} reporting for duty! subjects: ${subjCount}, questions: ${questionCount}`
     )
 
     parentPort.on('message', async (msg /*: TaskObject */) => {
@@ -936,6 +946,7 @@ export function cleanDb(
         return recievedQuestions.map(() => [])
     }
 
+    // FIXME: compare images & data too!
     const questionIndexesToRemove = recievedQuestions.map((recievedQuestion) =>
         qdbs[qdbIndex].data[subjIndex].Questions.reduce<number[]>(
             (acc, question, i) => {