allow users to manually check for updates

backend/updater.py

@@ -22,7 +22,8 @@ class Updater:
         self.updater_methods = {
             "get_version": self.get_version,
             "do_update": self.do_update,
-            "do_restart": self.do_restart
+            "do_restart": self.do_restart,
+            "check_for_updates": self.check_for_updates
         }
         self.remoteVer = None
         try:
@@ -63,14 +64,18 @@ class Updater:
         else:
             return {"current": "unknown", "updatable": False}
 
+    async def check_for_updates(self):
+        async with ClientSession() as web:
+            async with web.request("GET", "https://api.github.com/repos/SteamDeckHomebrew/decky-loader/releases", ssl=helpers.get_ssl_context()) as res:
+                remoteVersions = await res.json()
+                self.remoteVer = next(filter(lambda ver: ver["prerelease"] and ver["tag_name"].startswith("v") and ver["tag_name"].endswith("-pre"), remoteVersions), None)
+                logger.info("Updated remote version information")
+        return await self.get_version()
+
     async def version_reloader(self):
         while True:
             try:
-                async with ClientSession() as web:
+                await self.check_for_updates()
-                    async with web.request("GET", "https://api.github.com/repos/SteamDeckHomebrew/decky-loader/releases", ssl=helpers.get_ssl_context()) as res:
-                        remoteVersions = await res.json()
-                        self.remoteVer = next(filter(lambda ver: ver["prerelease"] and ver["tag_name"].startswith("v") and ver["tag_name"].endswith("-pre"), remoteVersions), None)
-                        logger.info("Updated remote version information")
             except:
                 pass
             await sleep(60 * 60) # 1 hour

frontend/src/components/settings/pages/general/Updater.tsx

@@ -24,6 +24,7 @@ export default function UpdaterSettings() {
   const [versionInfo, setVersionInfo] = useState<VerInfo | null>(null);
   const [updateProgress, setUpdateProgress] = useState<number>(-1);
   const [reloading, setReloading] = useState<boolean>(false);
+  const [checkingForUpdates, setCheckingForUpdates] = useState<boolean>(false);
   useEffect(() => {
     (async () => {
       const res = (await callUpdaterMethod('get_version')) as { result: VerInfo };
@@ -51,25 +52,36 @@ export default function UpdaterSettings() {
     >
       {updateProgress == -1 ? (
         <DialogButton
-          disabled={
+          disabled={!versionInfo?.updatable || !versionInfo?.remote || checkingForUpdates}
-            !versionInfo?.updatable || !versionInfo?.remote || versionInfo.remote.tag_name == versionInfo.current
+          onClick={
+            versionInfo?.remote?.tag_name == versionInfo?.current
+              ? async () => {
+                  setCheckingForUpdates(true);
+                  const res = (await callUpdaterMethod('check_for_updates')) as { result: VerInfo };
+                  setVersionInfo(res.result);
+                  setCheckingForUpdates(false);
+                }
+              : async () => {
+                  window.DeckyUpdater = {
+                    updateProgress: (i) => {
+                      setUpdateProgress(i);
+                    },
+                    finish: async () => {
+                      setUpdateProgress(0);
+                      setReloading(true);
+                      await finishUpdate();
+                    },
+                  };
+                  setUpdateProgress(0);
+                  callUpdaterMethod('do_update');
+                }
           }
-          onClick={async () => {
-            window.DeckyUpdater = {
-              updateProgress: (i) => {
-                setUpdateProgress(i);
-              },
-              finish: async () => {
-                setUpdateProgress(0);
-                setReloading(true);
-                await finishUpdate();
-              },
-            };
-            setUpdateProgress(0);
-            callUpdaterMethod('do_update');
-          }}
         >
-          Update
+          {checkingForUpdates
+            ? 'Checking'
+            : versionInfo?.remote?.tag_name == versionInfo?.current
+            ? 'Check For Updates'
+            : 'Install Update'}
         </DialogButton>
       ) : (
         <ProgressBarWithInfo