class="kw">package com.hypixel.hytale.server.core.update.command;

class="kw">import com.hypixel.hytale.common.util.java.ManifestUtil;
class="kw">import com.hypixel.hytale.server.core.Message;
class="kw">import com.hypixel.hytale.server.core.auth.ServerAuthManager;
class="kw">import com.hypixel.hytale.server.core.command.system.CommandContext;
class="kw">import com.hypixel.hytale.server.core.command.system.basecommands.AbstractAsyncCommand;
class="kw">import com.hypixel.hytale.server.core.update.UpdateModule;
class="kw">import com.hypixel.hytale.server.core.update.UpdateService;
class="kw">import java.util.concurrent.CompletableFuture;
class="kw">import javax.annotation.Nonnull;

class="kw">public class UpdateCheckCommand class="kw">extends AbstractAsyncCommand {
   class="kw">private class="kw">static class="kw">final Message MSG_CHECKING = Message.translation("server.commands.update.checking");
   class="kw">private class="kw">static class="kw">final Message MSG_NOT_AUTHENTICATED = Message.translation("server.commands.update.not_authenticated");
   class="kw">private class="kw">static class="kw">final Message MSG_CHECK_FAILED = Message.translation("server.commands.update.check_failed");

   class="kw">public UpdateCheckCommand() {
      super("check", "server.commands.update.check.desc");
   }

   @Nonnull
   @Override
   class="kw">protected CompletableFuture<Void> executeAsync(@Nonnull CommandContext var1) {
      ServerAuthManager var2 = ServerAuthManager.getInstance();
      if (!var2.hasSessionToken()) {
         var1.sendMessage(MSG_NOT_AUTHENTICATED);
         class="kw">return CompletableFuture.completedFuture(null);
      } else {
         var1.sendMessage(MSG_CHECKING);
         UpdateService var3 = new UpdateService();
         class="kw">return var3.checkForUpdate(UpdateService.getEffectivePatchline())
            .thenAccept(
               var1x -> {
                  if (var1x == null) {
                     var1.sendMessage(MSG_CHECK_FAILED);
                  } else {
                     UpdateModule var2 = UpdateModule.get();
                     if (var2 != null) {
                        var2.setLatestKnownVersion(var1x);
                     }

                     String var3 = ManifestUtil.getImplementationVersion();
                     if (var3 != null && var3.equals(var1x.version)) {
                        var1.sendMessage(Message.translation("server.commands.update.already_latest").param("version", var3));
                     } else {
                        var1.sendMessage(
                           Message.translation("server.commands.update.update_available")
                              .param("current", var3 != null ? Message.raw(var3) : Message.translation("server.commands.update.unknown"))
                              .param("latest", var1x.version)
                        );
                     }
                  }
               }
            );
      }
   }
}