v1.1.0 - Add SimpleUpdateChecker

Author: TechnicallyCoded

build.gradle

@@ -3,10 +3,17 @@ plugins {
 }
 
 group = 'org.example'
-version = '1.0-SNAPSHOT'
+version = '1.1.0'
 
 repositories {
     mavenCentral()
+    maven {
+        url = 'https://hub.spigotmc.org/nexus/content/repositories/snapshots/'
+        content {
+            includeGroup 'org.bukkit'
+            includeGroup 'org.spigotmc'
+        }
+    }
 }
 
 java {
@@ -16,6 +23,8 @@ java {
 }
 
 dependencies {
+    compileOnly 'org.spigotmc:spigot-api:1.8.8-R0.1-SNAPSHOT'
+
     testImplementation platform('org.junit:junit-bom:5.9.1')
     testImplementation 'org.junit.jupiter:junit-jupiter'
 }

src/main/java/com/tcoded/updatechecker/SimpleUpdateChecker.java

@@ -0,0 +1,68 @@
+package com.tcoded.updatechecker;
+
+import org.bukkit.Bukkit;
+import org.bukkit.ChatColor;
+import org.bukkit.Server;
+import org.bukkit.command.ConsoleCommandSender;
+import org.bukkit.plugin.PluginDescriptionFile;
+import org.bukkit.plugin.java.JavaPlugin;
+
+public class SimpleUpdateChecker {
+
+    public static void checkUpdate(JavaPlugin plugin, String prefix, int resourceId) {
+        Server server = plugin.getServer();
+        ConsoleCommandSender consoleSender = server.getConsoleSender();
+        PluginDescriptionFile pluginDesc = plugin.getDescription();
+        String pluginVersion = pluginDesc.getVersion();
+        String pluginName = pluginDesc.getName();
+
+        server.getScheduler().runTaskAsynchronously(plugin, () -> {
+            consoleSender.sendMessage(prefix + "Checking for updates...");
+
+            final UpdateResult result = new UpdateChecker(pluginVersion, resourceId).getResult();
+
+            int prioLevel = 0;
+            String prioColor = ChatColor.AQUA.toString();
+            String prioLevelName = "null";
+
+            switch (result.getType()) {
+                case FAIL_SPIGOT:
+                    consoleSender.sendMessage(prefix + ChatColor.GOLD + "Warning: Could not contact Spigot to check if an update is available.");
+                    break;
+                case UPDATE_LOW:
+                    prioLevel = 1;
+                    prioLevelName = "minor";
+                    break;
+                case UPDATE_MEDIUM:
+                    prioLevel = 2;
+                    prioLevelName = "feature";
+                    prioColor = ChatColor.GOLD.toString();
+                    break;
+                case UPDATE_HIGH:
+                    prioLevel = 3;
+                    prioLevelName = "MAJOR";
+                    prioColor = ChatColor.RED.toString();
+                    break;
+                case DEV_BUILD:
+                    consoleSender.sendMessage(prefix + ChatColor.GOLD + "Warning: You are running an experimental/development build! Proceed with caution.");
+                    break;
+                case NO_UPDATE:
+                    consoleSender.sendMessage(prefix + ChatColor.RESET + "You are running the latest version.");
+                    break;
+                default:
+                    break;
+            }
+
+            if (prioLevel > 0) {
+                consoleSender.sendMessage( "\n" + prioColor +
+                        "===============================================================================\n" +
+                        "A " + prioLevelName + " update to " + pluginName + " is available!\n" +
+                        "Download at https://www.spigotmc.org/resources/" + pluginName.toLowerCase() + "." + resourceId + "/\n" +
+                        "(current: " + result.getCurrentVer() + ", latest: " + result.getLatestVer() + ")\n" +
+                        "===============================================================================\n");
+            }
+
+        });
+    }
+
+}