Add more data to servers

src/main/java/me/braydon/mc/common/JavaMinecraftVersion.java

@@ -24,6 +24,7 @@
 package me.braydon.mc.common;
 
 import lombok.Getter;
+import lombok.NonNull;
 import lombok.RequiredArgsConstructor;
 import lombok.ToString;
 
@@ -109,6 +110,8 @@ public enum JavaMinecraftVersion {
     public static final JavaMinecraftVersion THE_COMBAT_UPDATE = JavaMinecraftVersion.V1_9;
     public static final JavaMinecraftVersion BOUNTIFUL_UPDATE = JavaMinecraftVersion.V1_8;
 
+    private static final JavaMinecraftVersion[] VALUES = JavaMinecraftVersion.values();
+
     /**
      * The protocol number of this version.
      */
@@ -144,6 +147,16 @@ public enum JavaMinecraftVersion {
         return this.name;
     }
 
+    /**
+     * Get the minimum Minecraft version.
+     *
+     * @return the minimum version
+     */
+    @NonNull
+    public static JavaMinecraftVersion getMinimumVersion() {
+        return VALUES[VALUES.length - 2];
+    }
+
     /**
      * Get the version from the given protocol.
      *

src/main/java/me/braydon/mc/model/MinecraftServer.java

@@ -25,11 +25,14 @@ package me.braydon.mc.model;
 
 import lombok.*;
 import me.braydon.mc.common.ColorUtils;
+import me.braydon.mc.model.token.JavaServerStatusToken;
 import me.braydon.mc.service.pinger.MinecraftServerPinger;
 import me.braydon.mc.service.pinger.impl.BedrockMinecraftServerPinger;
 import me.braydon.mc.service.pinger.impl.JavaMinecraftServerPinger;
 
+import java.util.ArrayList;
 import java.util.Arrays;
+import java.util.List;
 import java.util.UUID;
 
 /**
@@ -84,6 +87,24 @@ public class MinecraftServer {
          */
         private final Sample[] sample;
 
+        /**
+         * Create new player count data from a token.
+         *
+         * @param token the token to create from
+         * @return the player count data
+         */
+        @NonNull
+        public static Players create(@NonNull JavaServerStatusToken.Players token) {
+            List<Sample> samples = null;
+            if (token.getSample() != null) {
+                samples = new ArrayList<>(); // The player samples
+                for (JavaServerStatusToken.Players.Sample sample : token.getSample()) {
+                    samples.add(new Sample(sample.getId(), Sample.Name.create(sample.getName())));
+                }
+            }
+            return new Players(token.getOnline(), token.getMax(), samples != null ? samples.toArray(new Sample[0]) : null);
+        }
+
         /**
          * A sample player.
          */
@@ -97,7 +118,39 @@ public class MinecraftServer {
             /**
              * The name of this player.
              */
-            @NonNull private final String name;
+            @NonNull private final Name name;
+
+            /**
+             * The name of a sample player.
+             */
+            @AllArgsConstructor @Getter @ToString
+            public static class Name {
+                /**
+                 * The raw name.
+                 */
+                @NonNull private final String raw;
+
+                /**
+                 * The clean name (no color codes).
+                 */
+                @NonNull private final String clean;
+
+                /**
+                 * The HTML name.
+                 */
+                @NonNull private final String html;
+
+                /**
+                 * Create a new name from a raw string.
+                 *
+                 * @param raw the raw name string
+                 * @return the new name
+                 */
+                @NonNull
+                public static Name create(@NonNull String raw) {
+                    return new Name(raw, ColorUtils.stripColor(raw), ColorUtils.toHTML(raw));
+                }
+            }
         }
     }
 

src/main/java/me/braydon/mc/model/server/JavaMinecraftServer.java

@@ -52,9 +52,27 @@ public final class JavaMinecraftServer extends MinecraftServer {
 
     /**
      * The Forge mod information for this server, null if none.
+     * <p>
+     * This is for servers on 1.12 or below.
+     * </p>
      */
     private final ModInfo modInfo;
 
+    /**
+     * The Forge mod information for this server, null if none.
+     * <p>
+     * This is for servers on 1.13 and above.
+     * </p>
+     */
+    private final ForgeData forgeData;
+
+    /**
+     * Does this server preview chat?
+     *
+     * @see <a href="https://www.minecraft.net/es-mx/article/minecraft-snapshot-22w19a">This for more</a>
+     */
+    private final boolean previewsChat;
+
     /**
      * Does this server enforce secure chat?
      */
@@ -80,11 +98,13 @@ public final class JavaMinecraftServer extends MinecraftServer {
 
     private JavaMinecraftServer(@NonNull String hostname, String ip, int port, @NonNull Version version,
                                 @NonNull Players players, @NonNull MOTD motd, Favicon favicon, ModInfo modInfo,
-                                boolean enforcesSecureChat, boolean preventsChatReports, boolean mojangBanned) {
+                                ForgeData forgeData, boolean previewsChat, boolean enforcesSecureChat, boolean preventsChatReports, boolean mojangBanned) {
         super(hostname, ip, port, players, motd);
         this.version = version;
         this.favicon = favicon;
         this.modInfo = modInfo;
+        this.forgeData = forgeData;
+        this.previewsChat = previewsChat;
         this.enforcesSecureChat = enforcesSecureChat;
         this.preventsChatReports = preventsChatReports;
         this.mojangBanned = mojangBanned;
@@ -105,9 +125,9 @@ public final class JavaMinecraftServer extends MinecraftServer {
         if (motdString == null) { // Not a string motd, convert from Json
             motdString = new TextComponent(ComponentSerializer.parse(AppConfig.GSON.toJson(token.getDescription()))).toLegacyText();
         }
-        return new JavaMinecraftServer(hostname, ip, port, token.getVersion().detailedCopy(), token.getPlayers(),
+        return new JavaMinecraftServer(hostname, ip, port, token.getVersion().detailedCopy(), Players.create(token.getPlayers()),
-                MOTD.create(motdString), Favicon.create(token.getFavicon(), hostname), token.getModInfo(),
+                MOTD.create(motdString), Favicon.create(token.getFavicon(), hostname), token.getModInfo(), token.getForgeData(),
-                token.isEnforcesSecureChat(), token.isPreventsChatReports(), false
+                token.isPreviewsChat(), token.isEnforcesSecureChat(), token.isPreventsChatReports(), false
         );
     }
 
@@ -131,6 +151,11 @@ public final class JavaMinecraftServer extends MinecraftServer {
          */
         private final int protocol;
 
+        /**
+         * A list of versions supported by this server.
+         */
+        private final int[] supportedVersions;
+
         /**
          * The name of the version for the protocol, null if unknown.
          */
@@ -152,7 +177,7 @@ public final class JavaMinecraftServer extends MinecraftServer {
                 }
             }
             JavaMinecraftVersion minecraftVersion = JavaMinecraftVersion.byProtocol(protocol);
-            return new Version(name, platform, protocol, minecraftVersion == null ? null : minecraftVersion.getName());
+            return new Version(name, platform, protocol, supportedVersions, minecraftVersion == null ? null : minecraftVersion.getName());
         }
     }
 
@@ -191,6 +216,9 @@ public final class JavaMinecraftServer extends MinecraftServer {
 
     /**
      * Forge mod information for a server.
+     * <p>
+     * This is for servers on 1.12 or below.
+     * </p>
      */
     @AllArgsConstructor @Getter @ToString
     public static class ModInfo {
@@ -202,14 +230,13 @@ public final class JavaMinecraftServer extends MinecraftServer {
         /**
          * The list of mods on this server, null or empty if none.
          */
-        private final ForgeMod[] modList;
+        @SerializedName("modList") private final Mod[] mods;
-    }
 
         /**
-     * A forge mod for a server.
+         * A Forge mod for a server.
          */
         @AllArgsConstructor @Getter @ToString
-    private static class ForgeMod {
+        private static class Mod {
             /**
              * The id of this mod.
              */
@@ -220,4 +247,75 @@ public final class JavaMinecraftServer extends MinecraftServer {
              */
             private final String version;
         }
+    }
+
+    /**
+     * Forge information for a server.
+     * <p>
+     * This is for servers on 1.13 and above.
+     * </p>
+     */
+    @AllArgsConstructor @Getter @ToString
+    public static class ForgeData {
+        /**
+         * The list of channels on this server, null or empty if none.
+         */
+        private final Channel[] channels;
+
+        /**
+         * The list of mods on this server, null or empty if none.
+         */
+        private final Mod[] mods;
+
+        /**
+         * The version of the FML network.
+         */
+        private final int fmlNetworkVersion;
+
+        /**
+         * Are the channel and mod lists truncated?
+         * <p>
+         * Legacy versions see truncated lists, modern
+         * versions ignore this truncated flag.
+         * </p>
+         */
+        private final boolean truncated;
+
+        /**
+         * A Forge channel for a server.
+         */
+        @AllArgsConstructor @Getter @ToString
+        private static class Channel {
+            /**
+             * The name of this channel.
+             */
+            @NonNull @SerializedName("res") private final String name;
+
+            /**
+             * The version of this channel.
+             */
+            @NonNull private final String version;
+
+            /**
+             * Whether this channel is required.
+             */
+            private final boolean required;
+        }
+
+        /**
+         * A Forge mod for a server.
+         */
+        @AllArgsConstructor @Getter @ToString
+        private static class Mod {
+            /**
+             * The id of this mod.
+             */
+            @NonNull @SerializedName("modId") private final String name;
+
+            /**
+             * The marker for this mod.
+             */
+            @NonNull @SerializedName("modmarker") private final String marker;
+        }
+    }
 }

src/main/java/me/braydon/mc/model/token/JavaServerStatusToken.java

@@ -28,9 +28,10 @@ import lombok.AllArgsConstructor;
 import lombok.Getter;
 import lombok.NonNull;
 import lombok.ToString;
-import me.braydon.mc.model.MinecraftServer;
 import me.braydon.mc.model.server.JavaMinecraftServer;
 
+import java.util.UUID;
+
 /**
  * A token representing the response from
  * pinging a {@link JavaMinecraftServer}.
@@ -60,13 +61,31 @@ public final class JavaServerStatusToken {
     /**
      * The player counts of this server.
      */
-    @NonNull private final MinecraftServer.Players players;
+    @NonNull private final Players players;
 
     /**
      * The Forge mod information for this server, null if none.
+     * <p>
+     * This is for servers on 1.12 or below.
+     * </p>
      */
     @SerializedName("modinfo") private final JavaMinecraftServer.ModInfo modInfo;
 
+    /**
+     * The Forge mod information for this server, null if none.
+     * <p>
+     * This is for servers on 1.13 and above.
+     * </p>
+     */
+    private final JavaMinecraftServer.ForgeData forgeData;
+
+    /**
+     * Does this server preview chat?
+     *
+     * @see <a href="https://www.minecraft.net/es-mx/article/minecraft-snapshot-22w19a">This for more</a>
+     */
+    private final boolean previewsChat;
+
     /**
      * Does this server enforce secure chat?
      */
@@ -76,4 +95,41 @@ public final class JavaServerStatusToken {
      * Is this server preventing chat reports?
      */
     private final boolean preventsChatReports;
+
+    /**
+     * Player count data for a server.
+     */
+    @AllArgsConstructor @Getter @ToString
+    public static class Players {
+        /**
+         * The online players on this server.
+         */
+        private final int online;
+
+        /**
+         * The maximum allowed players on this server.
+         */
+        private final int max;
+
+        /**
+         * A sample of players on this server, null or empty if no sample.
+         */
+        private final Sample[] sample;
+
+        /**
+         * A sample player.
+         */
+        @AllArgsConstructor @Getter @ToString
+        public static class Sample {
+            /**
+             * The unique id of this player.
+             */
+            @NonNull private final UUID id;
+
+            /**
+             * The name of this player.
+             */
+            @NonNull private final String name;
+        }
+    }
 }

src/main/java/me/braydon/mc/service/pinger/impl/JavaMinecraftServerPinger.java

@@ -26,6 +26,7 @@ package me.braydon.mc.service.pinger.impl;
 import lombok.NonNull;
 import lombok.extern.log4j.Log4j2;
 import me.braydon.mc.common.DNSUtils;
+import me.braydon.mc.common.JavaMinecraftVersion;
 import me.braydon.mc.common.packet.impl.java.JavaPacketHandshakingInSetProtocol;
 import me.braydon.mc.common.packet.impl.java.JavaPacketStatusInStart;
 import me.braydon.mc.config.AppConfig;
@@ -81,7 +82,8 @@ public final class JavaMinecraftServerPinger implements MinecraftServerPinger<Ja
             try (DataInputStream inputStream = new DataInputStream(socket.getInputStream());
                  DataOutputStream outputStream = new DataOutputStream(socket.getOutputStream())) {
                 // Begin handshaking with the server
-                new JavaPacketHandshakingInSetProtocol(hostname, port, 47).process(inputStream, outputStream);
+                new JavaPacketHandshakingInSetProtocol(hostname, port, JavaMinecraftVersion.getMinimumVersion().getProtocol())
+                        .process(inputStream, outputStream);
 
                 // Send the status request to the server, and await back the response
                 JavaPacketStatusInStart packetStatusInStart = new JavaPacketStatusInStart();