From f1d7f848cf7757b14851c29bc9231df0d868cc1c Mon Sep 17 00:00:00 2001
From: Grzegorz Kucmierz <gkucmierz@gmail.com>
Date: Mon, 9 Feb 2026 20:33:36 +0100
Subject: [PATCH] Mobile dropdown: visibility and readability improvements;
 i18n locales filtered to fully translated; dynamic dropdown locales

---
 src/App.vue                | 81 +++++++++++---------------------------
 src/composables/useI18n.js | 38 +++++++++++-------
 2 files changed, 46 insertions(+), 73 deletions(-)

diff --git a/src/App.vue b/src/App.vue
index 588bf3c..1dafba3 100644
--- a/src/App.vue
+++ b/src/App.vue
@@ -13,7 +13,7 @@ import FixedBar from './components/FixedBar.vue';
 
 // Main App Entry
 const store = usePuzzleStore();
-const { t, locale, setLocale } = useI18n();
+const { t, locale, setLocale, locales } = useI18n();
 const showCustomModal = ref(false);
 const showGuide = ref(false);
 const deferredPrompt = ref(null);
@@ -74,53 +74,9 @@ const languageFlags = {
 };
 
 const languages = computed(() => {
-  const items = [
-    { code: 'en', label: t('language.en') },
-    { code: 'zh', label: t('language.zh') },
-    { code: 'hi', label: t('language.hi') },
-    { code: 'es', label: t('language.es') },
-    { code: 'fr', label: t('language.fr') },
-    { code: 'ar', label: t('language.ar') },
-    { code: 'bn', label: t('language.bn') },
-    { code: 'ru', label: t('language.ru') },
-    { code: 'pt', label: t('language.pt') },
-    { code: 'ur', label: t('language.ur') },
-    { code: 'pl', label: t('language.pl') },
-    { code: 'de', label: t('language.de') },
-    { code: 'it', label: t('language.it') },
-    { code: 'nl', label: t('language.nl') },
-    { code: 'sv', label: t('language.sv') },
-    { code: 'da', label: t('language.da') },
-    { code: 'fi', label: t('language.fi') },
-    { code: 'no', label: t('language.no') },
-    { code: 'cs', label: t('language.cs') },
-    { code: 'sk', label: t('language.sk') },
-    { code: 'hu', label: t('language.hu') },
-    { code: 'ro', label: t('language.ro') },
-    { code: 'bg', label: t('language.bg') },
-    { code: 'el', label: t('language.el') },
-    { code: 'uk', label: t('language.uk') },
-    { code: 'be', label: t('language.be') },
-    { code: 'sr', label: t('language.sr') },
-    { code: 'hr', label: t('language.hr') },
-    { code: 'sl', label: t('language.sl') },
-    { code: 'lt', label: t('language.lt') },
-    { code: 'lv', label: t('language.lv') },
-    { code: 'et', label: t('language.et') },
-    { code: 'ga', label: t('language.ga') },
-    { code: 'is', label: t('language.is') },
-    { code: 'mt', label: t('language.mt') },
-    { code: 'sq', label: t('language.sq') },
-    { code: 'mk', label: t('language.mk') },
-    { code: 'bs', label: t('language.bs') },
-    { code: 'tr', label: t('language.tr') },
-    { code: 'ca', label: t('language.ca') },
-    { code: 'gl', label: t('language.gl') },
-    { code: 'cy', label: t('language.cy') },
-    { code: 'gd', label: t('language.gd') },
-    { code: 'eu', label: t('language.eu') }
-  ];
-  return items.sort((a, b) => a.label.localeCompare(b.label, locale.value));
+  return locales.value
+    .map((code) => ({ code, label: t(`language.${code}`) }))
+    .sort((a, b) => a.label.localeCompare(b.label, locale.value));
 });
 
 const installLabel = computed(() => {
@@ -574,6 +530,23 @@ h1 {
     font-size: 2.4rem;
     letter-spacing: 3px;
   }
+  .lang-menu {
+    position: fixed;
+    top: 64px;
+    left: 50%;
+    right: auto;
+    transform: translateX(-50%);
+    width: min(92vw, 340px);
+    min-width: 240px;
+    z-index: 1005;
+    max-height: calc(100vh - 96px);
+    padding: 12px;
+    border-radius: 18px;
+  }
+  .lang-option {
+    font-size: 1rem;
+    padding: 10px 12px;
+  }
 }
 
 @media (max-width: 420px) {
@@ -582,17 +555,7 @@ h1 {
     letter-spacing: 2px;
   }
   .lang-menu {
-    position: fixed;
-    top: 64px;
-    left: 50%;
-    right: auto;
-    transform: translateX(-50%);
-    width: min(90vw, 320px);
-    min-width: 240px;
-    z-index: 1005;
-    max-height: calc(100vh - 96px);
-    padding: 12px;
-    border-radius: 18px;
+    width: min(94vw, 360px);
   }
 }
 </style>
diff --git a/src/composables/useI18n.js b/src/composables/useI18n.js
index acb9f49..bee782f 100644
--- a/src/composables/useI18n.js
+++ b/src/composables/useI18n.js
@@ -1,18 +1,5 @@
 import { ref, computed } from 'vue';
 
-const supportedLocales = [
-  'pl','en','zh','hi','es','fr','ar','bn','ru','pt','ur',
-  'de','it','nl','sv','da','fi','no','cs','sk','hu','ro','bg','el','uk','be',
-  'sr','hr','sl','lt','lv','et','ga','is','mt','sq','mk','bs','tr','ca','gl','cy','gd','eu'
-];
-
-const detectLocale = () => {
-  if (typeof navigator === 'undefined') return 'en';
-  const browserLocale = (navigator.languages && navigator.languages[0]) || navigator.language || 'en';
-  const short = browserLocale.toLowerCase().split('-')[0];
-  return supportedLocales.includes(short) ? short : 'en';
-};
-
 const messages = {
   pl: {
     'app.title': 'Nonograms',
@@ -787,6 +774,28 @@ const messages = {
   }
 };
 
+const requiredKeys = [
+  'app.title','level.easy','level.medium','level.hard','level.custom','level.guide',
+  'actions.reset','actions.random','actions.undo','status.time','status.moves','status.progress',
+  'fixed.time','fixed.progress','fixed.hide','fixed.show','guide.play','guide.pause','guide.step',
+  'guide.speed','guide.waiting','guide.solved','custom.title','custom.prompt','custom.cancel',
+  'custom.start','custom.sizeError','win.title','win.message','win.time','win.playAgain',
+  'win.shareTitle','win.shareText','win.shareX','win.shareFacebook','win.shareWhatsapp',
+  'win.shareDownload','pwa.installTitle','pwa.installMobile','pwa.installDesktop',
+  'language.label','theme.label','theme.system','theme.light','theme.dark'
+];
+
+const supportedLocales = Object.keys(messages).filter(
+  (code) => requiredKeys.every((k) => messages[code] && messages[code][k])
+);
+
+const detectLocale = () => {
+  if (typeof navigator === 'undefined') return 'en';
+  const browserLocale = (navigator.languages && navigator.languages[0]) || navigator.language || 'en';
+  const short = browserLocale.toLowerCase().split('-')[0];
+  return supportedLocales.includes(short) ? short : 'en';
+};
+
 const locale = ref(detectLocale());
 
 const format = (text, params = {}) => {
@@ -819,6 +828,7 @@ export function useI18n() {
   return {
     locale: computed(() => locale.value),
     t,
-    setLocale
+    setLocale,
+    locales: computed(() => supportedLocales)
   };
 }