pomerium/docs/.vuepress/theme/components/NavLinks.vue

<template>
  <nav class="nav-links" v-if="userLinks.length || repoLink">
    <!-- user links -->
    <div class="nav-item" v-for="item in userLinks" :key="item.link">
      <DropdownLink v-if="item.type === 'links'" :item="item" />
      <NavLink v-else :item="item" />
    </div>
  </nav>
</template>

<script>
import DropdownLink from "@theme/components/DropdownLink.vue";
import { resolveNavLinkItem } from "../util";
import NavLink from "@theme/components/NavLink.vue";

export default {
  components: { NavLink, DropdownLink },

  computed: {
    userNav() {
      return this.$themeLocaleConfig.nav || this.$site.themeConfig.nav || [];
    },

    nav() {
      const { locales } = this.$site;
      if (locales && Object.keys(locales).length > 1) {
        const currentLink = this.$page.path;
        const routes = this.$router.options.routes;
        const themeLocales = this.$site.themeConfig.locales || {};
        const languageDropdown = {
          text: this.$themeLocaleConfig.selectText || "Languages",
          items: Object.keys(locales).map(path => {
            const locale = locales[path];
            const text =
              (themeLocales[path] && themeLocales[path].label) || locale.lang;
            let link;
            // Stay on the current page
            if (locale.lang === this.$lang) {
              link = currentLink;
            } else {
              // Try to stay on the same page
              link = currentLink.replace(this.$localeConfig.path, path);
              // fallback to homepage
              if (!routes.some(route => route.path === link)) {
                link = path;
              }
            }
            return { text, link };
          })
        };
        return [...this.userNav, languageDropdown];
      }
      return this.userNav;
    },

    userLinks() {
      return (this.nav || []).map(link => {
        return Object.assign(resolveNavLinkItem(link), {
          items: (link.items || []).map(resolveNavLinkItem)
        });
      });
    }
  }
};
</script>

<style lang="stylus">
.nav-links {
  display: inline-block;
  color: $navbar-text-color;

  a {
    line-height: 1.4rem;
    color: $navbar-text-color;

    &:hover, &.router-link-active {
      color: $navbar-text-color;
    }
  }

  .nav-item {
    position: relative;
    display: inline-block;
    margin-left: 1.5rem;
    line-height: 2rem;

    &:first-child {
      margin-left: 0;
    }
  }

  .repo-link {
    margin-left: 1.5rem;
  }
}

@media (max-width: $MQMobile) {
  .nav-links {
    .nav-item, .repo-link {
      margin-left: 0;
    }
  }
}

@media (min-width: $MQMobile) {
  .nav-links a {
    &:hover, &.router-link-active {
      color: $navbar-text-color;
    }
  }

  .nav-item > a:not(.external) {
    &:hover, &.router-link-active {
      margin-bottom: -2px;
      border-bottom: 2px solid darken($navbar-text-color, 15%);
    }
  }
}
</style>