feat: create update check

plugin/src/main/java/me/bryang/chatlab/listener/ServerLoadListener.java

@@ -0,0 +1,25 @@
+package me.bryang.chatlab.listener;
+
+import me.bryang.chatlab.update.UpdateChecker;
+import org.bukkit.event.EventHandler;
+import org.bukkit.event.Listener;
+import org.bukkit.event.server.ServerLoadEvent;
+
+import javax.inject.Inject;
+
+public class ServerLoadListener implements Listener {
+
+	@Inject
+	private UpdateChecker updateChecker;
+
+	@EventHandler
+	public void onLoad(ServerLoadEvent event){
+
+		if (updateChecker.enabledInAsync()){
+			return;
+		}
+
+		updateChecker.checkUpdate();
+	}
+
+}

plugin/src/main/java/me/bryang/chatlab/module/submodule/ListenerModule.java

@@ -2,6 +2,7 @@
 
 import me.bryang.chatlab.listener.PlayerChatListener;
 import me.bryang.chatlab.listener.PlayerRegistryListener;
+import me.bryang.chatlab.listener.ServerLoadListener;
 import org.bukkit.event.Listener;
 import team.unnamed.inject.AbstractModule;
 
@@ -13,6 +14,7 @@ public void configure() {
 			.asSet()
 			.to(PlayerRegistryListener.class)
 			.to(PlayerChatListener.class)
+			.to(ServerLoadListener.class)
 			.singleton();
 	}
 }

plugin/src/main/java/me/bryang/chatlab/update/UpdateAnnouncementType.java

@@ -0,0 +1,5 @@
+package me.bryang.chatlab.update;
+
+public enum UpdateAnnouncementType {
+	SERVER, CONSOLE, BOTH;
+}

plugin/src/main/java/me/bryang/chatlab/update/UpdateChecker.java

@@ -0,0 +1,129 @@
+package me.bryang.chatlab.update;
+
+import com.google.gson.JsonElement;
+import com.google.gson.JsonObject;
+import com.google.gson.JsonParser;
+import me.bryang.chatlab.ChatLab;
+import me.bryang.chatlab.configuration.ConfigurationContainer;
+import me.bryang.chatlab.configuration.section.RootSection;
+import org.slf4j.Logger;
+
+import javax.inject.Inject;
+import javax.inject.Singleton;
+import java.net.URI;
+import java.net.URISyntaxException;
+import java.net.http.HttpClient;
+import java.net.http.HttpRequest;
+import java.net.http.HttpResponse;
+import java.util.concurrent.atomic.AtomicReference;
+
+@Singleton
+public class UpdateChecker {
+
+	@Inject
+	private ChatLab plugin;
+
+	@Inject
+	private ConfigurationContainer<RootSection> configContainer;
+
+	@Inject
+	private Logger logger;
+
+	private boolean isSent;
+	private boolean updated;
+	private String lastVersion;
+	private UpdateAnnouncementType updateAnnouncementType;
+	private final HttpClient httpClient = HttpClient.newHttpClient();
+
+
+	public void init() {
+
+
+		RootSection rootSection = configContainer.get();
+		AtomicReference<JsonObject> jsonObject = new AtomicReference<>();
+
+		URI uri;
+		try {
+			uri = new URI("https://api.github.com/repos/DevBlook/ChatLab/releases/latest");
+
+		} catch (URISyntaxException exception) {
+			exception.fillInStackTrace();
+			return;
+		}
+
+		HttpRequest request = HttpRequest
+			.newBuilder()
+			.uri(uri)
+			.header("accept", "application/vnd.github+json")
+			.GET()
+			.build();
+
+
+		httpClient
+			.sendAsync(request, HttpResponse.BodyHandlers.ofString())
+			.thenAccept(action -> {
+
+				JsonElement jsonElement = JsonParser.parseString(action.body());
+
+				jsonObject.set(jsonElement.getAsJsonObject());
+
+				String selectedLatestVersion = jsonObject.get().get("tag_name").getAsString();
+
+				lastVersion = selectedLatestVersion;
+				updated = selectedLatestVersion.equalsIgnoreCase(plugin.getPluginMeta().getVersion());
+
+				try {
+
+					updateAnnouncementType = UpdateAnnouncementType.valueOf(
+						rootSection.settings.updateAnnouncementType.toUpperCase());
+
+				} catch (IllegalArgumentException illegalArgumentException) {
+					updateAnnouncementType = UpdateAnnouncementType.CONSOLE;
+
+				}
+
+				if (!enabledInAsync()) {
+					return;
+				}
+
+				checkUpdate();
+
+
+
+			});
+			isSent = true;
+	}
+
+	public void checkUpdate(){
+
+
+		if (!announcementPresent(UpdateAnnouncementType.CONSOLE)){
+			return;
+		}
+
+		if (!isUpdated()) {
+			logger.info("The plugin has a new update. New version:" + lastVersion());
+			logger.info("Download here: https://github.com/devblook/chatlab/releases/latest");
+
+
+		}
+
+	}
+	public String lastVersion() {
+		return lastVersion;
+	}
+
+	public boolean isUpdated() {
+		return updated;
+	}
+
+	public boolean announcementPresent(UpdateAnnouncementType selectedAnnouncementType) {
+		return (selectedAnnouncementType == updateAnnouncementType || updateAnnouncementType == UpdateAnnouncementType.BOTH);
+	}
+	public boolean enabledInAsync(){
+		return isSent;
+	}
+
+
+
+}