Login when launcher opened to reduce launching time

HMCL/src/main/java/org/jackhuang/hmcl/game/LauncherHelper.java

@@ -30,6 +30,7 @@ import org.jackhuang.hmcl.launch.*;
 import org.jackhuang.hmcl.mod.CurseCompletionException;
 import org.jackhuang.hmcl.mod.CurseCompletionTask;
 import org.jackhuang.hmcl.mod.ModpackConfiguration;
+import org.jackhuang.hmcl.setting.Accounts;
 import org.jackhuang.hmcl.setting.LauncherVisibility;
 import org.jackhuang.hmcl.setting.Profile;
 import org.jackhuang.hmcl.setting.VersionSetting;
@@ -141,7 +142,7 @@ public final class LauncherHelper {
                 .then(Task.of(Schedulers.javafx(), () -> emitStatus(LoadingState.LOGGING_IN)))
                 .then(Task.of(i18n("account.methods"), variables -> {
                     try {
-                        variables.set("account", account.logIn());
+                        variables.set("account", Accounts.logIn(account));
                     } catch (CredentialExpiredException e) {
                         variables.set("account", DialogController.logIn(account));
                     } catch (AuthenticationException e) {

HMCL/src/main/java/org/jackhuang/hmcl/setting/Accounts.java

@@ -26,6 +26,8 @@ import javafx.collections.ObservableList;
 import org.jackhuang.hmcl.Launcher;
 import org.jackhuang.hmcl.auth.Account;
 import org.jackhuang.hmcl.auth.AccountFactory;
+import org.jackhuang.hmcl.auth.AuthInfo;
+import org.jackhuang.hmcl.auth.AuthenticationException;
 import org.jackhuang.hmcl.auth.authlibinjector.AuthlibInjectorAccount;
 import org.jackhuang.hmcl.auth.authlibinjector.AuthlibInjectorAccountFactory;
 import org.jackhuang.hmcl.auth.authlibinjector.AuthlibInjectorDownloader;
@@ -35,10 +37,14 @@ import org.jackhuang.hmcl.auth.offline.OfflineAccountFactory;
 import org.jackhuang.hmcl.auth.yggdrasil.MojangYggdrasilProvider;
 import org.jackhuang.hmcl.auth.yggdrasil.YggdrasilAccount;
 import org.jackhuang.hmcl.auth.yggdrasil.YggdrasilAccountFactory;
+import org.jackhuang.hmcl.task.Schedulers;
 
 import java.io.IOException;
+import java.util.HashMap;
 import java.util.Map;
 import java.util.Optional;
+import java.util.concurrent.ExecutionException;
+import java.util.concurrent.Future;
 import java.util.logging.Level;
 
 import static java.util.stream.Collectors.toList;
@@ -159,6 +165,11 @@ public final class Accounts {
         if (initialized)
             throw new IllegalStateException("Already initialized");
 
+        selectedAccount.addListener((a, b, newValue) -> {
+            if (newValue != null)
+                startLoggingIn(newValue);
+        });
+
         // load accounts
         config().getAccountStorages().forEach(storage -> {
             AccountFactory<?> factory = type2factory.get(storage.get("type"));
@@ -258,4 +269,34 @@ public final class Accounts {
         return getAccountTypeName(getAccountFactory(account));
     }
     // ====
+
+    private static final Map<Account, Future<?>> accountFutures = new HashMap<>();
+
+    public static void startLoggingIn(Account account) {
+        if (!accountFutures.containsKey(account)) {
+            Future<?> future = Schedulers.computation().schedule(account::logIn);
+            accountFutures.put(account, future);
+        }
+    }
+
+    public static AuthInfo logIn(Account account) throws AuthenticationException {
+        try {
+            if (!accountFutures.containsKey(account)) {
+                Future<?> future = Schedulers.computation().schedule(account::logIn);
+                accountFutures.put(account, future);
+                future.get();
+            } else {
+                accountFutures.get(account).get();
+            }
+        } catch (ExecutionException e) {
+            if (e.getCause() instanceof AuthenticationException)
+                throw (AuthenticationException) e.getCause();
+            else
+                LOG.log(Level.WARNING, "Unable to logIn", e);
+        } catch (InterruptedException e) {
+            // account.logIn()
+        }
+
+        return account.logIn();
+    }
 }