refactored getDisplayURL

internal/handlers/handlers.go

@@ -163,7 +163,6 @@ func (h *Handler) setHandlers() error {
 	h.engine.GET("/api/v1/info", h.handleInfo)
 	h.engine.GET("/d/:id/:hash", h.handleDelete)
 	h.engine.GET("/ok", h.handleHealthcheck)
-	h.engine.GET("/displayurl", h.handleDisplayURL)
 
 	// Handling the shorted URLs, if no one exists, it checks
 	// in the filesystem and sets headers for caching

web/src/Home/Home.js

@@ -36,9 +36,8 @@ export default class HomeComponent extends Component {
 
   componentDidMount() {
     this.urlInput.focus()
-    fetch("/displayurl")
-    .then(response => response.json())
-    .then(data => this.setState({displayURL: data}));
+    util.getDisplayURL()
+      .then(displayURL => this.setState({ displayURL }));
   }
   handleURLSubmit = () => {
     if (!this.state.showCustomIDError) {

web/src/Lookup/Lookup.js

@@ -10,9 +10,8 @@ export default class LookupComponent extends Component {
         displayURL: window.location.origin
     }
     componentDidMount() {
-        fetch("/displayurl")
-        .then(response => response.json())
-        .then(data => this.setState({displayURL: data}));
+        util.getDisplayURL()
+            .then(displayURL => this.setState({ displayURL }));
     }
     handleURLChange = (e, { value }) => this.url = value
     handleURLSubmit = () => {

web/src/Recent/Recent.js

@@ -14,9 +14,8 @@ export default class RecentComponent extends Component {
 
     componentDidMount() {
         this.loadRecentURLs()
-        fetch("/displayurl")
-        .then(response => response.json())
-        .then(data => this.setState({displayURL: data}));
+        util.getDisplayURL()
+            .then(displayURL => this.setState({ displayURL }));
     }
 
     loadRecentURLs = () => {

web/src/util/util.js

@@ -56,4 +56,9 @@ export default class UtilHelper {
             .then(res => cbSucc ? cbSucc(res) : null)
             .catch(e => this._reportError(e, "recent"))
     }
+    static getDisplayURL() {
+        return fetch("/api/v1/displayURL")
+            .then(res => res.ok ? res.json() : Promise.reject(res.json()))
+            .catch(e => this._reportError(e, "getDisplayURL"))
+    }
 }