2 files changed, 18 insertions, 0 deletions
diff --git a/app/relay/remote.js b/app/relay/remote.js
index 6911572..1c9875f 100644
--- a/app/relay/remote.js
+++ b/app/relay/remote.js
@@ -116,6 +116,16 @@ remote.on('system', (data) => {
         })
       })
       break
+    case 'count_directory':
+      runner.count_directory(data.payload, count => {
+        remote.emit('system_res', {
+          type: 'count_directory',
+          dir: data.payload,
+          uuid: data.uuid,
+          count,
+        })
+      })
+      break
     case 'list_sequences':
       runner.list_sequences(data.payload, sequences => {
         remote.emit('system_res', {
diff --git a/app/relay/runner.js b/app/relay/runner.js
index 2bd0c56..44f2554 100644
--- a/app/relay/runner.js
+++ b/app/relay/runner.js
@@ -195,6 +195,14 @@ export function list_directory(opt, cb) {
   })
 }
 
+export function count_directory(opt, cb) {
+  const dir = module_dir(opt, opt.dir)
+  if (!dir) return cb([])
+  fs.readdir(dir, (err, files) => {
+    err ? cb(err) : cb(files.length)
+  })
+}
+
 // list the contents of a directory of sequences
 export function list_sequences(opt, cb) {
   list_directory(opt, (files, root_dir) => {