From 5a76e61b1e65b3aec3c27f81c985369811059a74 Mon Sep 17 00:00:00 2001
From: Otto Winter <otto@otto-winter.com>
Date: Sun, 30 Jun 2019 09:14:04 +0200
Subject: [PATCH] Prevent too long fallback AP SSID

---
 esphome/wizard.py | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/esphome/wizard.py b/esphome/wizard.py
index 5d290a3592..34ff0ec6c7 100644
--- a/esphome/wizard.py
+++ b/esphome/wizard.py
@@ -75,7 +75,11 @@ def sanitize_double_quotes(value):
 
 def wizard_file(**kwargs):
     letters = string.ascii_letters + string.digits
-    kwargs['fallback_name'] = "{} Fallback Hotspot".format(kwargs['name'].replace('_', ' ').title())
+    ap_name_base = kwargs['name'].replace('_', ' ').title()
+    ap_name = "{} Fallback Hotspot".format(ap_name_base)
+    if len(ap_name) > 32:
+        ap_name = ap_name_base
+    kwargs['fallback_name'] = ap_name
     kwargs['fallback_psk'] = ''.join(random.choice(letters) for _ in range(12))
 
     config = BASE_CONFIG.format(**kwargs)