Feature - Server Links

api/src/main/java/com/lunarclient/apollo/common/icon/ResourceLocationIcon.java

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+/*
+ * This file is part of Apollo, licensed under the MIT License.
+ *
+ * Copyright (c) 2026 Moonsworth
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+package com.lunarclient.apollo.common.icon;
+
+import lombok.Builder;
+import lombok.Getter;
+
+/**
+ * Represents a resource location icon.
+ *
+ * @since 1.2.5
+ */
+@Getter
+@Builder
+public final class ResourceLocationIcon extends Icon {
+
+    /**
+     * Returns the icon {@link String} resource location.
+     *
+     * <p>Represents a path to an icon that will appear for the player.</p>
+     *
+     * @return the icon resource location
+     * @since 1.2.5
+     */
+    String resourceLocation;
+
+}

api/src/main/java/com/lunarclient/apollo/module/serverlink/ServerLink.java

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+/*
+ * This file is part of Apollo, licensed under the MIT License.
+ *
+ * Copyright (c) 2026 Moonsworth
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+package com.lunarclient.apollo.module.serverlink;
+
+import lombok.Builder;
+import lombok.Getter;
+import net.kyori.adventure.text.Component;
+
+/**
+ * Represents a link entry displayed in the Server Links menu.
+ *
+ * @since 1.2.5
+ */
+@Getter
+@Builder
+public final class ServerLink {
+
+    /**
+     * Returns the server link {@link String} id.
+     *
+     * @return the server link id
+     * @since 1.2.5
+     */
+    String id;
+
+    /**
+     * Returns the server link {@link Component} display name.
+     *
+     * @return the server link display name
+     * @since 1.2.5
+     */
+    Component displayName;
+
+    /**
+     * Returns the server link {@link String} url.
+     *
+     * @return the server link url
+     * @since 1.2.5
+     */
+    String url;
+
+}

api/src/main/java/com/lunarclient/apollo/module/serverlink/ServerLinkModule.java

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+/*
+ * This file is part of Apollo, licensed under the MIT License.
+ *
+ * Copyright (c) 2026 Moonsworth
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+package com.lunarclient.apollo.module.serverlink;
+
+import com.lunarclient.apollo.common.icon.ResourceLocationIcon;
+import com.lunarclient.apollo.module.ApolloModule;
+import com.lunarclient.apollo.module.ModuleDefinition;
+import com.lunarclient.apollo.recipients.Recipients;
+import java.util.List;
+import org.jetbrains.annotations.ApiStatus;
+
+/**
+ * Represents the server links module.
+ *
+ * <p>This module provides support for the Server Links feature introduced in
+ * Minecraft 1.21.0, with compatibility extending down to version 1.7.</p>
+ *
+ * @since 1.2.5
+ */
+@ApiStatus.NonExtendable
+@ModuleDefinition(id = "server_link", name = "Server Link")
+public abstract class ServerLinkModule extends ApolloModule {
+
+    /**
+     * Overrides the server link menu title image for the {@link Recipients}.
+     *
+     * <p>The provided {@link ResourceLocationIcon} will be displayed in place of the default
+     * menu title.</p>
+     *
+     * <p>The resource location must reference a valid client-side asset using the standard
+     * namespace format:</p>
+     *
+     * <pre>
+     * minecraft:textures/item/apple.png
+     * lunar:logo/logo-100x100.png
+     * </pre>
+     *
+     * <p>For optimal results, a square image (e.g. 128x128) is recommended.</p>
+     *
+     * @param recipients the recipients that are receiving the packet
+     * @param icon       the resource location icon
+     * @since 1.2.5
+     */
+    public abstract void overrideServerLinkResource(Recipients recipients, ResourceLocationIcon icon);
+
+    /**
+     * Resets the server link menu title image for the {@link Recipients}.
+     *
+     * <p>Reverts back to displaying the default menu title.</p>
+     *
+     * @param recipients the recipients that are receiving the packet
+     * @since 1.2.5
+     */
+    public abstract void resetServerLinkResource(Recipients recipients);
+
+    /**
+     * Adds or updates the {@link ServerLink} for the {@link Recipients}.
+     *
+     * @param recipients the recipients that are receiving the packet
+     * @param serverLink the server link
+     * @since 1.2.5
+     */
+    public abstract void addServerLink(Recipients recipients, ServerLink serverLink);
+
+    /**
+     * Adds or updates the {@link ServerLink}s for the {@link Recipients}.
+     *
+     * @param recipients  the recipients that are receiving the packet
+     * @param serverLinks the server links
+     * @since 1.2.5
+     */
+    public abstract void addServerLink(Recipients recipients, List<ServerLink> serverLinks);
+
+    /**
+     * Removes the {@link ServerLink} from the {@link Recipients}.
+     *
+     * @param recipients   the recipients that are receiving the packet
+     * @param serverLinkId the server link id
+     * @since 1.2.5
+     */
+    public abstract void removeServerLink(Recipients recipients, String serverLinkId);
+
+    /**
+     * Removes the {@link ServerLink} from the {@link Recipients}.
+     *
+     * @param recipients the recipients that are receiving the packet
+     * @param serverLink the server link
+     * @since 1.2.5
+     */
+    public abstract void removeServerLink(Recipients recipients, ServerLink serverLink);
+
+    /**
+     * Removes the {@link ServerLink}s from the {@link Recipients}.
+     *
+     * @param recipients    the recipients that are receiving the packet
+     * @param serverLinkIds the server link ids
+     * @since 1.2.5
+     */
+    public abstract void removeServerLink(Recipients recipients, List<String> serverLinkIds);
+
+    /**
+     * Resets all {@link ServerLink}s for the {@link Recipients}.
+     *
+     * @param recipients the recipients that are receiving the packet
+     * @since 1.2.5
+     */
+    public abstract void resetServerLinks(Recipients recipients);
+
+}

common/src/main/java/com/lunarclient/apollo/module/serverlink/ServerLinkModuleImpl.java

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+/*
+ * This file is part of Apollo, licensed under the MIT License.
+ *
+ * Copyright (c) 2026 Moonsworth
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+package com.lunarclient.apollo.module.serverlink;
+
+import com.lunarclient.apollo.common.ApolloComponent;
+import com.lunarclient.apollo.common.icon.ResourceLocationIcon;
+import com.lunarclient.apollo.network.NetworkTypes;
+import com.lunarclient.apollo.player.AbstractApolloPlayer;
+import com.lunarclient.apollo.recipients.Recipients;
+import com.lunarclient.apollo.serverlink.v1.AddServerLinkMessage;
+import com.lunarclient.apollo.serverlink.v1.OverrideServerLinkResourceMessage;
+import com.lunarclient.apollo.serverlink.v1.RemoveServerLinkMessage;
+import com.lunarclient.apollo.serverlink.v1.ResetServerLinkResourceMessage;
+import com.lunarclient.apollo.serverlink.v1.ResetServerLinksMessage;
+import java.util.Collections;
+import java.util.List;
+import java.util.stream.Collectors;
+import lombok.NonNull;
+
+/**
+ * Provides the server link module.
+ *
+ * @since 1.2.5
+ */
+public final class ServerLinkModuleImpl extends ServerLinkModule {
+
+    @Override
+    public void overrideServerLinkResource(@NonNull Recipients recipients, @NonNull ResourceLocationIcon icon) {
+        OverrideServerLinkResourceMessage message = OverrideServerLinkResourceMessage.newBuilder()
+            .setIcon(NetworkTypes.toProtobuf(icon))
+            .build();
+
+        recipients.forEach(player -> ((AbstractApolloPlayer) player).sendPacket(message));
+    }
+
+    @Override
+    public void resetServerLinkResource(@NonNull Recipients recipients) {
+        ResetServerLinkResourceMessage message = ResetServerLinkResourceMessage.getDefaultInstance();
+        recipients.forEach(player -> ((AbstractApolloPlayer) player).sendPacket(message));
+    }
+
+    @Override
+    public void addServerLink(@NonNull Recipients recipients, @NonNull ServerLink serverLink) {
+        this.addServerLink(recipients, Collections.singletonList(serverLink));
+    }
+
+    @Override
+    public void addServerLink(@NonNull Recipients recipients, @NonNull List<ServerLink> serverLinks) {
+        List<com.lunarclient.apollo.serverlink.v1.ServerLink> serverLinksProto = serverLinks.stream()
+            .map(this::toProtobuf)
+            .collect(Collectors.toList());
+
+        AddServerLinkMessage message = AddServerLinkMessage.newBuilder()
+            .addAllServerLinks(serverLinksProto)
+            .build();
+
+        recipients.forEach(player -> ((AbstractApolloPlayer) player).sendPacket(message));
+    }
+
+    @Override
+    public void removeServerLink(@NonNull Recipients recipients, @NonNull String serverLinkId) {
+        this.removeServerLink(recipients, Collections.singletonList(serverLinkId));
+    }
+
+    @Override
+    public void removeServerLink(@NonNull Recipients recipients, @NonNull ServerLink serverLink) {
+        this.removeServerLink(recipients, Collections.singletonList(serverLink.getId()));
+    }
+
+    @Override
+    public void removeServerLink(@NonNull Recipients recipients, @NonNull List<String> serverLinkIds) {
+        RemoveServerLinkMessage message = RemoveServerLinkMessage.newBuilder()
+            .addAllServerLinkIds(serverLinkIds)
+            .build();
+
+        recipients.forEach(player -> ((AbstractApolloPlayer) player).sendPacket(message));
+    }
+
+    @Override
+    public void resetServerLinks(@NonNull Recipients recipients) {
+        ResetServerLinksMessage message = ResetServerLinksMessage.getDefaultInstance();
+        recipients.forEach(player -> ((AbstractApolloPlayer) player).sendPacket(message));
+    }
+
+    private com.lunarclient.apollo.serverlink.v1.ServerLink toProtobuf(ServerLink serverLink) {
+        return com.lunarclient.apollo.serverlink.v1.ServerLink.newBuilder()
+            .setId(serverLink.getId())
+            .setDisplayNameAdventureJsonLines(ApolloComponent.toJson(serverLink.getDisplayName()))
+            .setUrl(serverLink.getUrl())
+            .build();
+    }
+
+}