split translation language by source and dest

src/components/settings_modal/tabs/general_tab.js

@@ -84,7 +84,7 @@ const GeneralTab = {
       }
     },
     translationLanguages () {
-      return (this.$store.getters.mergedConfig.supportedTranslationLanguages || []).map(lang => ({ key: lang.code, value: lang.code, label: lang.name }))
+      return (this.$store.getters.mergedConfig.supportedTranslationLanguages.target || []).map(lang => ({ key: lang.code, value: lang.code, label: lang.name }))
     },
     translationLanguage: {
       get: function () { return this.$store.getters.mergedConfig.translationLanguage },

src/components/status_body/status_body.js

@@ -83,7 +83,7 @@ const StatusContent = {
       return this.status.attachments.map(file => fileType.fileType(file.mimetype))
     },
     translationLanguages () {
-      return (this.$store.getters.mergedConfig.supportedTranslationLanguages || []).map(lang => ({ key: lang.code, value: lang.code, label: lang.name }))
+      return (this.$store.getters.mergedConfig.supportedTranslationLanguages.source || []).map(lang => ({ key: lang.code, value: lang.code, label: lang.name }))
     },
     ...mapGetters(['mergedConfig'])
   },

src/modules/config.js

@@ -116,7 +116,7 @@ export const defaultState = {
   conversationTreeFadeAncestors: undefined, // instance default
   maxDepthInThread: undefined, // instance default
   translationLanguage: undefined, // instance default,
-  supportedTranslationLanguages: [] // instance default
+  supportedTranslationLanguages: {} // instance default
 }
 
 // caching the instance default properties