Handling multiple data files

src/utils/classes.ts

@@ -1,6 +1,11 @@
 import { Worker, isMainThread, parentPort, workerData } from 'worker_threads'
 import logger from './logger'
-import { Question, QuestionData, Subject } from '../types/basicTypes'
+import {
+  Question,
+  QuestionDb,
+  QuestionData,
+  Subject,
+} from '../types/basicTypes'
 
 // TODO
 interface SearchResultQuestion extends Question {
@@ -402,6 +407,19 @@ function addQuestion(
   }
 }
 
+function searchDatas(
+  data: Array<QuestionDb>,
+  question: any,
+  subjName: string,
+  questionData?: QuestionData
+): Promise<Array<Array<SearchResultQuestion>>> {
+  return Promise.all(
+    data.map((db) => {
+      return searchData(db.data, question, subjName, questionData)
+    })
+  )
+}
+
 // TODO: remove questionData, make question only Question type
 function searchData(
   data: Array<Subject>,
@@ -568,5 +586,6 @@ export {
   createQuestion,
   addQuestion,
   searchData,
+  searchDatas,
   dataToString,
 }