Book action bar checks for book’s real-time loan status & updates acc…

package.json

@@ -1,6 +1,6 @@
 {
  "name": "@internetarchive/ia-book-actions",
- "version": "0.0.7",
+ "version": "0.0.7-2",
  "description": "Bookreader actions for borrowable book",
  "author": "Internet Archive",
  "license": "AGPL-3.0-only",

src/core/services/get-realtime-lending-status.js

@@ -0,0 +1,31 @@
+/*
+ * Helper function to fetch real-time lending status
+ */
+export default function getRealTimeLendingStatus(identifier) {
+ let url = `https://ia-petabox-neeraj.archive.org/services/book/lending-info.php?identifier=${identifier}`;
+
+ if (window.location.pathname === '/demo/') {
+ url = ''; // change URL to prevent error on localhost
+ }
+
+ fetch(url)
+ .then(response => {
+ // return { response_code: '400', data: 'error happened' };
+ return response.json();
+ })
+ .then(response => {
+ console.log(response);
+ if (response?.response_code === 200) {
+ const lendingInfo = response?.body?.data?.lendingInfo;
+ let newLendingInfo = lendingInfo;
+ const newLendingStatus = lendingInfo?.lendingStatus;
+ newLendingInfo = { ...newLendingInfo, ...newLendingStatus };
+ newLendingInfo.lendingStatus = '';
+ return newLendingInfo;
+ }
+ return null;
+ })
+ .catch(response => {
+ return response;
+ });
+}

src/ia-book-actions.js

@@ -10,6 +10,8 @@ import './components/text-group.js';
 import './components/info-icon.js';
 
 import GetLendingActions from './core/services/get-lending-actions.js';
+import getRealTimeLendingStatus from './core/services/get-realtime-lending-status.js';
+
 import { mobileContainerWidth } from './core/config/constants.js';
 
 export default class IABookActions extends LitElement {
@@ -45,6 +47,7 @@ export default class IABookActions extends LitElement {
  this.lendingOptions = {};
  this.disableActionGroup = false;
  this.modalConfig = {};
+ this.realtimeInternal = 0; // store intervalID
  }
 
  disconnectedCallback() {
@@ -62,6 +65,20 @@ export default class IABookActions extends LitElement {
  this.modalConfig.headerColor = '#d9534f';
  }
  this.setupLendingToolbarActions();
+
+ // fetch latest lending status after an internal
+ if (
+ !this.lendingStatus.user_has_browsed &&
+ !this.lendingStatus.user_has_borrowed
+ ) {
+ this.realtimeInternal = setInterval(() => {
+ const latestLendingStatus = getRealTimeLendingStatus(
+ 'naturalhistoryof00unse_4'
+ );
+ console.log(latestLendingStatus);
+ if (latestLendingStatus) this.lendingStatus = latestLendingStatus;
+ }, 30000); // 60000 ms = 1 min
+ }
  }
 
  updated(changed) {