From 8795941bab019cd975d3dd97de733ce1505a7426 Mon Sep 17 00:00:00 2001
From: Mygod <contact-git@mygod.be>
Date: Sat, 1 Jun 2019 07:42:45 +0800
Subject: [PATCH] Prevent crash when sharing invalid Wi-Fi config

---
 .../net/wifi/configuration/WifiApDialogFragment.kt       | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/mobile/src/main/java/be/mygod/vpnhotspot/net/wifi/configuration/WifiApDialogFragment.kt b/mobile/src/main/java/be/mygod/vpnhotspot/net/wifi/configuration/WifiApDialogFragment.kt
index 1e8a292c..d0fef699 100644
--- a/mobile/src/main/java/be/mygod/vpnhotspot/net/wifi/configuration/WifiApDialogFragment.kt
+++ b/mobile/src/main/java/be/mygod/vpnhotspot/net/wifi/configuration/WifiApDialogFragment.kt
@@ -187,8 +187,13 @@ class WifiApDialogFragment : AlertDialogFragment<WifiApDialogFragment.Arg, WifiA
                 false
             }
             R.id.share_qr -> {
-                QRCodeDialog().withArg(ret.configuration.toQRString())
-                        .show(fragmentManager ?: return false, "QRCodeDialog")
+                val qrString = try {
+                    ret.configuration.toQRString()
+                } catch (e: IllegalArgumentException) {
+                    SmartSnackbar.make(e).show()
+                    return false
+                }
+                QRCodeDialog().withArg(qrString).show(fragmentManager ?: return false, "QRCodeDialog")
                 true
             }
             else -> false