Cleanup argument handling in main

main/index.js

@@ -103,13 +103,12 @@ function onOpen (e, torrentId) {
   e.preventDefault()
 
   if (app.ipcReady) {
-    windows.main.dispatch('onOpen', torrentId)
     // Magnet links opened from Chrome won't focus the app without a setTimeout.
     // The confirmation dialog Chrome shows causes Chrome to steal back the focus.
     // Electron issue: https://github.com/atom/electron/issues/4338
-    setTimeout(function () {
-      windows.main.show()
-    }, 100)
+    setTimeout(() => windows.main.show(), 100)
+
+    processArgv([ torrentId ])
   } else {
     argv.push(torrentId)
   }
@@ -133,7 +132,7 @@ function sliceArgv (argv) {
 }
 
 function processArgv (argv) {
-  var paths = []
+  var torrentIds = []
   argv.forEach(function (arg) {
     if (arg === '-n') {
       dialog.openSeedDirectory()
@@ -145,10 +144,10 @@ function processArgv (argv) {
       // Ignore OS X launchd "process serial number" argument
       // Issue: https://github.com/feross/webtorrent-desktop/issues/214
     } else {
-      paths.push(arg)
+      torrentIds.push(arg)
     }
   })
-  if (paths.length > 0) {
-    windows.main.dispatch('onOpen', paths)
+  if (torrentIds.length > 0) {
+    windows.main.dispatch('onOpen', torrentIds)
   }
 }