exp: worker clear all caches before refreshclear-all-caches

2 files changed, 17 insertions, 3 deletions

diff --git a/js/app.js b/js/app.js
index f2774f2..1daa689 100644
--- a/js/app.js
+++ b/js/app.js
@@ -100,7 +100,7 @@ const App = {
 				if (event.data == 'client-reload') {
 					localforage.setItem("epube.cache-timestamp", App.last_mtime);
 					localforage.setItem("epube.cache-version", App.version);
-					window.location.reload()
+					window.location.reload();
 				}
 
 			});
diff --git a/worker.js b/worker.js
index 73024fd..84975dc 100644
--- a/worker.js
+++ b/worker.js
@@ -16,6 +16,18 @@ self.addEventListener('activate', function(event) {
     );
 });
 
+async function clear_all_caches() {
+	console.log('clearing local cache...');
+
+	const all_caches = await caches.keys();
+
+	all_caches.forEach((cache) => {
+		caches.delete(cache);
+	});
+
+	console.log('cache cleared');
+}
+
 function send_message(client, msg) {
 	client.postMessage(msg);
 }
@@ -28,11 +40,13 @@ function send_broadcast(msg) {
 	})
 }
 
-self.addEventListener('message', function(event){
+self.addEventListener('message', async function(event){
 	console.log('got message', event.data);
 
 	if (event.data.msg == 'refresh-cache') {
-		console.log("refreshing cache...", event);
+		await clear_all_caches();
+
+		console.log("cleared, refreshing cache...", event);
 
 		send_broadcast('refresh-started');