added logic to ignore missing pages in translations

docs/.eleventy.js

@@ -5,6 +5,7 @@ const slugify = require("slugify");
 const metagen = require("eleventy-plugin-metagen");
 const i18n = require('eleventy-plugin-i18n');
 const translations = require('./src/_data/i18n');
+const locales = require('./src/_data/locales');
 const fs = require('fs');
 const outdent = require('outdent');
 const schema = require("@quasibit/eleventy-plugin-schema");
@@ -142,9 +143,7 @@ module.exports = function(eleventyConfig) {
     return JSON.stringify(text).replace(/(?:\\n\s*){2,}/g, "\\n");
   });
 
-  eleventyConfig.addFilter("baseUrl", (text) => {
-    return text.replace(/(?:ru)\//g, "");
-  });
+
 
   eleventyConfig.addFilter("niceDate", (value) => {
     try{
@@ -156,6 +155,8 @@ module.exports = function(eleventyConfig) {
 
   });
 
+  
+
   eleventyConfig.addFilter("algExcerpt", (text) => {
     return text
       .replace(/<code class="language-.*?">.*?<\/code>/gs, "")
@@ -203,6 +204,52 @@ module.exports = function(eleventyConfig) {
     }
   });
 
+  eleventyConfig.addFilter("baseUrl", (text) => {
+    return text.replace(/(?:ru)\//g, "");
+  });
+
+  eleventyConfig.addFilter("i18n_locale", (current_locale, locale_list) => {
+
+    return locale_list.filter(x => {return x.code === (current_locale ?? "en-US")})[0].label;
+  })
+
+  eleventyConfig.addFilter("i18n_urls", (page, all) => {
+    console.log(page)
+    var locale_urls = locales.map((x => { if (x.url != "") return x.url  })).filter(x => {return x !== undefined});
+
+    var split_url = page.split('/').length > 1 ? page.split('/')[1] : "";
+
+    // find the current locale
+    var active_local = "";
+
+    locale_urls.every(locale => {
+      if(locale === split_url){
+        active_local = locale
+        return true;
+      }
+    })
+
+    // get remaining locales
+    var remaining_locals = locales.map((x => { return x.url  })).filter(x => {return x !== active_local});
+
+    var i18n_pages = []
+
+    var valid_urls = all.map(x => {return x.url})
+
+    remaining_locals.forEach(x => {
+      var new_url = ("/" + page.replace(active_local,x)).replace(/\/{2,}/,"/");
+      console.log(new_url)
+      if (valid_urls.indexOf(new_url)){
+        i18n_pages.push({
+          "url": new_url,
+          "meta": locales.filter(y => {return y.url === x})[0]
+        })
+      }
+    })
+
+    return i18n_pages
+  });
+
   return {
     dir: {
       input: "src",

docs/src/_data/i18n/index.js

@@ -7,14 +7,14 @@ module.exports = {
     'en-US': "HTML Template Linter and Formatter",
     ru: "Программа проверки и форматирования шаблонов HTML"
   },
-  lang_name: {
-    'en-US': "English",
-    ru: "Русский"
-  },
-  lang_code: {
-    'en-US': "en",
-    ru: "ru"
-  },
+  // lang_name: {
+  //   'en-US': "English",
+  //   ru: "Русский"
+  // },
+  // lang_code: {
+  //   'en-US': "en",
+  //   ru: "ru"
+  // },
   lang_code_url: {
     'en-US': "",
     ru: "/ru"

docs/src/_data/locales.js

@@ -0,0 +1,12 @@
+module.exports = [
+  {
+    label: 'English',
+    code: 'en-US',
+    url: ''
+  },
+  {
+    label: 'Русский',
+    code: 'ru',
+    url: 'ru'
+  }
+];

docs/src/_includes/nav.njk

@@ -2,7 +2,7 @@
      aria-label="main navigation">
     <div class="container">
         <div class="navbar-brand">
-            <a href="/">{% image "./src/static/img/icon.png", "djlint icon", "(min-width:600px) 50vw, 100vw" %}</a>
+            <a href="{{ "lang_code_url" | i18n }}/">{% image "./src/static/img/icon.png", "djlint icon", "(min-width:600px) 50vw, 100vw" %}</a>
             <a role="button"
                class="navbar-burger"
                aria-label="menu"
@@ -65,19 +65,12 @@
                         <span class="icon is-large">
                             <i class="fas fa-lg  fa-globe"></i>
                         </span>
-                        <span>{{ "lang_code" | i18n }}
+                        <span>{{ locale | i18n_locale(locales) }}
                     </a>
                     <div class="navbar-dropdown">
-                    {% if "lang_code" | i18n != "en" %}
-                        <a class="navbar-item" href="{{ page.url | baseUrl }}">
-                            {{ 'lang_name' | i18n({}, 'en-US') }}
-                        </a>
-                    {% endif %}
-                    {% if "lang_code" | i18n != "ru" %}
-                        <a class="navbar-item" href="/ru{{ page.url | baseUrl }}">
-                            {{ 'lang_name' | i18n({}, 'ru') }}
-                        </a>
-                    {%  endif %}
+                        {%  for page in page.url | i18n_urls(collections.all) %}
+                            <a class="navbar-item" href="{{ page.url }}">{{ page.meta.label }}
+                        {%  endfor %}
                     </div>
                 </div>
             </div>