Merge pull request #4 from zainuldeen/master

Add remove all SS before crawling

src/index.ts

@@ -2,7 +2,7 @@ import dotenv from 'dotenv';
 dotenv.config();
 
 import { intro, outro, spinner, select } from '@clack/prompts';
-import { delay, replaceAll, sleep } from './lib/util';
+import { delay, replaceAll, sleep, clearFolder } from './lib/util';
 import { scrapeMetaData } from './scrapper/meta_data';
 
 import { write_metadata, writeTimetableData, calculateTeachersTimetable, calculatePastTimetableInputOptions, calculateRoomsTimeTable } from './lib/firebase';
@@ -65,6 +65,9 @@ else if(option as CLI_OPTIONS == CLI_OPTIONS.rooms_timetable)
 if ((option as CLI_OPTIONS) != CLI_OPTIONS.crawler)
     process.exit(0)
 
+// removes all screen shots
+clearFolder("./dist")
+
 /// INTRO
 
 intro('Welcome to LGU Timetable Crawler 🤖');
@@ -78,7 +81,6 @@ const intro_cli = async () => {
 await intro_cli();
 
 var metaData = undefined;
-
 var hasCache = existsSync(CACHE_FILE_NAME);
 
 if (hasCache) {

src/lib/util.ts

@@ -1,3 +1,6 @@
+import { readdirSync, unlinkSync } from "fs"
+import { join } from "path"
+
 /**
     Stops the main thread for given time 
     @param number of seconds
@@ -43,3 +46,13 @@ export function shouldExcludeStr(str: string | undefined) {
     return typeof str !== 'string' || str.length == 0 ||
         potentialInvalidFlags.filter(flag => str.toLocaleLowerCase().includes(flag)).length > 0
 }
+
+/**
+ * removes all files from the given folder path
+ * @param string path of folder
+ */
+export function clearFolder(folderPath: string) {
+    readdirSync(folderPath).forEach(file=> unlinkSync(join (folderPath, file)))
+}
+
+