From ee8ed5505aac95bf4cc1bbeb84a930bf7439067d Mon Sep 17 00:00:00 2001
From: Robert von Burg <eitch@eitchnet.ch>
Date: Fri, 10 Sep 2021 08:03:01 +0200
Subject: [PATCH] [Fix] Added fallbackLanguage as en

---
 bower.json                        |  2 +-
 strolch-wc-localize-behavior.html | 21 ++++++++++++++++-----
 2 files changed, 17 insertions(+), 6 deletions(-)

diff --git a/bower.json b/bower.json
index dc7c660..af32492 100644
--- a/bower.json
+++ b/bower.json
@@ -1,7 +1,7 @@
 {
   "name": "strolch-wc-localize-behavior",
   "description": "Strolch Polymer Localization Behavior extension",
-  "version": "1.1.11",
+  "version": "1.1.12",
   "authors": [
     "Franz Nieschalk",
     "Robert von Burg"
diff --git a/strolch-wc-localize-behavior.html b/strolch-wc-localize-behavior.html
index 69ddea1..279bfd7 100644
--- a/strolch-wc-localize-behavior.html
+++ b/strolch-wc-localize-behavior.html
@@ -4,18 +4,29 @@
 
     // custom behaviour accessing the configuration above
     StrolchLocalizeBehaviorImpl = {
+        properties: {
+            fallbackLanguage: {
+                type: String,
+                value: "en"
+            }
+        },
+        created: function () {
+            this.__computeLocalizeOld = this.__computeLocalize;
+            this.__computeLocalize = function (language, resources, formats) {
+                if (!resources[language])
+                    return this.__computeLocalizeOld(this.fallbackLanguage, resources, formats).bind(this);
+                return this.__computeLocalizeOld(language, resources, formats).bind(this);
+            }.bind(this);
+        },
         attached: function () {
-            var locale = Strolch.getUserLocale();
-            //console.log("Initializing for '" + this.localName + "' for locale " + locale + " and path " + this.localesPath);
-
             // load the language resource of the configured language
-            this.language = locale;
+            this.language = Strolch.getUserLocale();
             this.useKeyIfMissing = true;
 
             if (Strolch.isNotEmptyString(this.localesPath)) {
                 this.loadResources(this.resolveUrl(this.localesPath));
             }
-        }
+        },
     };
 
     // inherit the behavior of the standard polymer localization