Store user in VueX, dynamic navbar

web/src/user/index.js

@@ -0,0 +1,19 @@
+export function setUser(username) {
+    const user = JSON.stringify({
+        username
+    })
+    localStorage.setItem('user', user)
+}
+
+// should only be run at initialization, use VueX store after
+export function getUser() {
+    const userJson = localStorage.getItem('user')
+    if(!userJson) return null
+    return JSON.parse(userJson)
+}
+
+export function clearUser() {
+    localStorage.removeItem('user')
+}
+
+export default {setUser, getUser, clearUser}