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 version_reloader(self):
+    async def check_for_updates(self):
-        while True:
-            try:
         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:
+                await self.check_for_updates()
             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 };
@@ -51,10 +52,16 @@ 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);
                 }
-          onClick={async () => {
+              : async () => {
                   window.DeckyUpdater = {
                     updateProgress: (i) => {
                       setUpdateProgress(i);
@@ -67,9 +74,14 @@ export default function UpdaterSettings() {
                   };
                   setUpdateProgress(0);
                   callUpdaterMethod('do_update');
-          }}
+                }
+          }
         >
-          Update
+          {checkingForUpdates
+            ? 'Checking'
+            : versionInfo?.remote?.tag_name == versionInfo?.current
+            ? 'Check For Updates'
+            : 'Install Update'}
         </DialogButton>
       ) : (
         <ProgressBarWithInfo