feat(#150): add subnavigation

docs/store/index.js

@@ -0,0 +1,15 @@
+export const actions = {
+  async nuxtServerInit ({ commit }, { $content }) {
+    try {
+      const index = await $content("guide").only(["title"]).fetch();
+      const children = index.map((o) => ({
+        component: "NuxtLink",
+        text: o.title,
+        props: { to: o.path },
+      }));
+      commit("addMenuChildren", { children, parent: "/guide" });
+    } catch (err) {
+      console.log(err)
+    }
+  }
+}

docs/store/mutations.js

@@ -1,4 +1,9 @@
 export default {
+  addMenuChildren(state, { children, parent }) {
+    const index = state.menu.findIndex((o) => o.props.to === parent)
+    state.menu[index].children = children
+  },
+
   // TODO: add ability to pin items
   // TODO: add support for page titles
   addRecent(state, link) {

docs/store/state.js

@@ -4,16 +4,19 @@ export default () => ({
     component: "NuxtLink",
     text: "Home",
     props: { to: "/" },
+    children: [],
   },
   {
     component: "NuxtLink",
     text: "API",
     props: { to: "/api" },
+    children: [],
   },
   {
     component: "NuxtLink",
     text: "Guide",
     props: { to: "/guide" },
+    children: [],
   },
   {
     component: "a",
@@ -23,6 +26,7 @@ export default () => ({
       href: "https://github.com/druxt/druxt.js",
       target: "_blank",
     },
+    children: [],
   }],
 
   // Package list.