Move watcher to scanner

src/server.js

@@ -20,25 +20,7 @@ if (config == null) {
 
 const dataHolder = new DataHolder(config)
 const scanner = new Scanner(config, dataHolder)
-
-const watcher = chokidar.watch(path.join(process.cwd(), 'content'), {
-  ignored: /(^|[/\\])\../, // ignore dotfiles
-  persistent: true
-})
-
-watcher
-  .on('add', filepath => {
-    console.log(`[Watcher] File ${filepath} has been added`)
-    scanner.addFile(filepath)
-  })
-  .on('change', filepath => {
-    console.log(`[Watcher] File ${filepath} has been changed`)
-    scanner.updateFile(filepath)
-  })
-  .on('unlink', filepath => {
-    console.log(`[Watcher] File ${filepath} has been removed`)
-    scanner.deleteFile(filepath)
-  })
+scanner.watch()
 
 app.use(morgan('common'))
 

src/utils/scanner.js

@@ -3,6 +3,7 @@ import path from 'path'
 import fm from 'front-matter'
 import moment from 'moment'
 import zlib from 'zlib'
+import chokidar from 'chokidar'
 
 export class Scanner {
   constructor (config, dataHolder) {
@@ -10,6 +11,27 @@ export class Scanner {
     this.dataHolder = dataHolder
   }
 
+  watch () {
+    const watcher = chokidar.watch(path.join(process.cwd(), 'content'), {
+      ignored: /(^|[/\\])\../, // ignore dotfiles
+      persistent: true
+    })
+
+    watcher
+      .on('add', filepath => {
+        console.log(`[Watcher] File ${filepath} has been added`)
+        this.addFile(filepath)
+      })
+      .on('change', filepath => {
+        console.log(`[Watcher] File ${filepath} has been changed`)
+        this.updateFile(filepath)
+      })
+      .on('unlink', filepath => {
+        console.log(`[Watcher] File ${filepath} has been removed`)
+        this.deleteFile(filepath)
+      })
+  }
+
   addFile (filepath) {
     if (path.extname(filepath) === '.jpg' || path.extname(filepath) === '.png' || path.extname(filepath) === '.gif') {
       this.copyImage(filepath)