add page navigation

docs/src/components/PageNavigation/index.vue

@@ -0,0 +1,58 @@
+<template>
+  <nav class="page-navigation">
+    <div class="page-navigation__previous">
+      <g-link
+        class="page-navigation__link"
+        exact
+        :to="previousPage.link"
+        v-if="previousPage"
+      >
+        &larr; {{ previousPage.title }}
+      </g-link>
+    </div>
+    <div class="page-navigation__next">
+      <g-link
+        class="page-navigation__link"
+        exact
+        :to="nextPage.link"
+        v-if="nextPage"
+      >
+        {{ nextPage.title }} &rarr;
+      </g-link>
+    </div>
+  </nav>
+</template>
+
+<script>
+import linkGroups from '@/data/links.yaml'
+
+export default {
+  data() {
+    return {
+      linkGroups,
+    }
+  },
+
+  computed: {
+    items() {
+      return this.linkGroups.reduce((acc, group) => (acc.push(...group.items), acc), [])
+    },
+
+    currentIndex() {
+      return this.items.findIndex(item => {
+        return item.link.replace(/\/$/, '') === this.$route.path.replace(/\/$/, '')
+      })
+    },
+
+    nextPage() {
+      return this.items[this.currentIndex + 1]
+    },
+
+    previousPage() {
+      return this.items[this.currentIndex - 1]
+    },
+  }
+}
+</script>
+
+<style lang="scss" src="./style.scss" scoped></style>

docs/src/components/PageNavigation/style.scss

@@ -0,0 +1,5 @@
+.page-navigation {
+  display: flex;
+  justify-content: space-between;
+  padding: 3rem 0;
+}

docs/src/layouts/App/base.scss

@@ -72,10 +72,6 @@ a {
   text-decoration: none;
 }
 
-p {
-  margin-bottom: 1rem;
-}
-
 .is-active {
   background: black;
   color: white;

docs/src/layouts/App/index.vue

@@ -26,6 +26,7 @@
           </nav>
           <main class="app__main">
             <slot/>
+            <page-navigation />
           </main>
         </div>
       </div>
@@ -43,13 +44,18 @@ query {
 
 <script>
 import linkGroups from '@/data/links.yaml'
+import PageNavigation from '@/components/PageNavigation'
 
 export default {
+  components: {
+    PageNavigation,
+  },
+
   data() {
     return {
-      linkGroups
+      linkGroups,
-    }
     }
+  },
 }
 </script>