...

common/async.js

@@ -1,4 +1,5 @@
 import {exec} from 'child_process'
+import path from 'path'
 import fs from 'fs-extra'
 
 function filewalker (dir, done) {
@@ -34,6 +35,19 @@ function filewalker (dir, done) {
   })
 }
 
+async function insertDB (db, track) {
+  let ensure = await db.get('SELECT * FROM Track WHERE title=? AND artist=?', track.title, track.artist)
+  if (ensure) {
+    return null
+  }
+
+  await db.run('INSERT INTO Track VALUES (NULL,?,?,?,?,?,?,?,?)',
+    [track.title, track.artist, track.file, track.album || null, track.genre || null, track.track || null,
+      track.year || null, Math.floor(track.duration)])
+
+  return track
+}
+
 function getFiles (dir) {
   return new Promise((resolve, reject) => {
     filewalker(dir, (err, files) => {
@@ -58,6 +72,4 @@ function askAsync (rl, q) {
   })
 }
 
-let a = {getFiles, promiseExec, askAsync}
+export default {getFiles, promiseExec, askAsync, insertDB}
-
-export default a

dbpopulate.js

@@ -70,21 +70,17 @@ async function run () {
       return
     }
 
-    let ensure = await db.get('SELECT * FROM Track WHERE title=? AND artist=?', trackinf.title, trackinf.artist)
+    let ins = await asn.insertDB(db, trackinf)
-    if (ensure) {
+    if (!ins) {
       console.error('A track of this description already exists in the database.')
       return
     }
 
-    await db.run('INSERT INTO Track VALUES (NULL,?,?,?,?,?,?,?,?)',
-      [trackinf.title, trackinf.artist, trackinf.file, trackinf.album || null, trackinf.genre || null, trackinf.track || null,
-        trackinf.year || null, Math.floor(trackinf.duration)])
-
     console.log('=> Done.')
     return
   }
 
-  let files = await getFiles(musicdir)
+  let files = await asn.getFiles(musicdir)
   let cleanTrackData = []
   let skips = 0
 
@@ -107,11 +103,8 @@ async function run () {
     let track = cleanTrackData[i]
     process.stdout.write(`\rPopulating database.. (Track ${parseInt(i) + 1} of ${cleanTrackData.length})`)
     try {
-      let ensure = await db.get('SELECT * FROM Track WHERE title=? AND artist=?', track.title, track.artist)
+      let ins = await asn.insertDB(db, track)
-      if (ensure) continue
+      if (!ins) continue
-      await db.run('INSERT INTO Track VALUES (NULL,?,?,?,?,?,?,?,?)',
-        [track.title, track.artist, track.file, track.album || null, track.genre || null, track.track || null,
-          track.year || null, Math.floor(track.duration)])
       entries++
     } catch (e) {
       console.warn(e.message)
@@ -119,7 +112,7 @@ async function run () {
     }
   }
 
-  console.log(`=> \n${entries} tracks were successfully added to the cache!`)
+  console.log(`\n=> ${entries} tracks were successfully added to the cache!`)
 }
 
 run()