Some more API changes

api/base/src/main/java/org/geysermc/api/GeyserApiBase.java

@@ -28,6 +28,7 @@ package org.geysermc.api;
 import org.checkerframework.checker.nullness.qual.MonotonicNonNull;
 import org.checkerframework.checker.nullness.qual.NonNull;
 import org.checkerframework.checker.nullness.qual.Nullable;
+import org.checkerframework.common.value.qual.IntRange;
 import org.geysermc.api.connection.Connection;
 import org.geysermc.cumulus.form.Form;
 import org.geysermc.cumulus.form.util.FormBuilder;
@@ -66,11 +67,34 @@ public interface GeyserApiBase {
      */
     boolean isBedrockPlayer(@NonNull UUID uuid);
 
-    boolean sendForm(UUID uuid, Form form);
+    /**
+     * Sends a form to the given connection and opens it.
+     *
+     * @param uuid the uuid of the connection to open it on
+     * @param form the form to send
+     * @return whether the form was successfully sent
+     */
+    boolean sendForm(@NonNull UUID uuid, @NonNull Form form);
 
-    boolean sendForm(UUID uuid, FormBuilder<?, ?, ?> formBuilder);
+    /**
+     * Sends a form to the given connection and opens it.
+     *
+     * @param uuid        the uuid of the connection to open it on
+     * @param formBuilder the formBuilder to send
+     * @return whether the form was successfully sent
+     */
+    boolean sendForm(@NonNull UUID uuid, @NonNull FormBuilder<?, ?, ?> formBuilder);
 
-    boolean transfer(UUID uuid, String address, int port);
+    /**
+     * Transfer the given connection to a server. A Bedrock player can successfully transfer to the same server they are
+     * currently playing on.
+     *
+     * @param uuid    the uuid of the connection
+     * @param address the address of the server
+     * @param port    the port of the server
+     * @return true if the transfer was a success
+     */
+    boolean transfer(@NonNull UUID uuid, @NonNull String address, @IntRange(from = 0, to = 65535) int port);
 
 
     /**

api/base/src/main/java/org/geysermc/api/connection/Connection.java

@@ -28,6 +28,11 @@ package org.geysermc.api.connection;
 import org.checkerframework.checker.nullness.qual.MonotonicNonNull;
 import org.checkerframework.checker.nullness.qual.NonNull;
 import org.checkerframework.common.value.qual.IntRange;
+import org.geysermc.api.util.BedrockPlatform;
+import org.geysermc.api.util.InputMode;
+import org.geysermc.api.util.UiProfile;
+import org.geysermc.cumulus.form.Form;
+import org.geysermc.cumulus.form.util.FormBuilder;
 
 import java.util.UUID;
 
@@ -36,43 +41,80 @@ import java.util.UUID;
  */
 public interface Connection {
     /**
-     * Gets the bedrock name of the connection.
-     *
-     * @return the bedrock name of the connection
+     * Returns the bedrock name of the connection.
      */
-    @NonNull
-    String bedrockUsername();
+    @NonNull String bedrockUsername();
 
     /**
-     * Gets the java name of the connection.
-     *
-     * @return the java name of the connection
+     * Returns the java name of the connection.
      */
     @MonotonicNonNull
     String javaUsername();
 
     /**
-     * Gets the {@link UUID} of the connection.
-     *
-     * @return the UUID of the connection
+     * Returns the UUID of the connection.
      */
     @MonotonicNonNull
     UUID javaUuid();
 
     /**
-     * Gets the XUID of the connection.
-     *
-     * @return the XUID of the connection
+     * Returns the XUID of the connection.
      */
-    @NonNull
-    String xuid();
+    @NonNull String xuid();
+
+    /**
+     * Returns the version of the Bedrock client.
+     */
+    @NonNull String version();
+
+    /**
+     * Returns the platform that the connection is playing on.
+     */
+    @NonNull BedrockPlatform platform();
+
+    /**
+     * Returns the language code of the connection.
+     */
+    @NonNull String languageCode();
+
+    /**
+     * Returns the User Interface Profile of the connection.
+     */
+    @NonNull UiProfile uiProfile();
+
+    /**
+     * Returns the Input Mode of the Bedrock client.
+     */
+    @NonNull InputMode inputMode();
+
+    /**
+     * Returns whether the connection is linked.
+     * This will always return false when the auth-type isn't Floodgate.
+     */
+    boolean isLinked();
+
+    /**
+     * Sends a form to the connection and opens it.
+     *
+     * @param form the form to send
+     * @return whether the form was successfully sent
+     */
+    boolean sendForm(@NonNull Form form);
+
+    /**
+     * Sends a form to the connection and opens it.
+     *
+     * @param formBuilder the formBuilder to send
+     * @return whether the form was successfully sent
+     */
+    boolean sendForm(@NonNull FormBuilder<?, ?, ?> formBuilder);
 
     /**
      * Transfer the connection to a server. A Bedrock player can successfully transfer to the same server they are
      * currently playing on.
      *
-     * @param address The address of the server
-     * @param port The port of the server
+     * @param address the address of the server
+     * @param port    the port of the server
      * @return true if the transfer was a success
      */
     boolean transfer(@NonNull String address, @IntRange(from = 0, to = 65535) int port);

api/base/src/main/java/org/geysermc/api/util/BedrockPlatform.java

@@ -0,0 +1,70 @@
+/*
+ * Copyright (c) 2019-2022 GeyserMC. http://geysermc.org
+ *
+ * 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.
+ *
+ * @author GeyserMC
+ * @link https://github.com/GeyserMC/Geyser
+ */
+
+package org.geysermc.api.util;
+
+public enum BedrockPlatform {
+    UNKNOWN("Unknown"),
+    GOOGLE("Android"),
+    IOS("iOS"),
+    OSX("macOS"),
+    AMAZON("Amazon"),
+    GEARVR("Gear VR"),
+    HOLOLENS("Hololens"),
+    UWP("Windows 10"),
+    WIN32("Windows x86"),
+    DEDICATED("Dedicated"),
+    TVOS("Apple TV"),
+    PS4("PS4"),
+    NX("Switch"),
+    XBOX("Xbox One"),
+    WINDOWS_PHONE("Windows Phone");
+
+    private static final BedrockPlatform[] VALUES = values();
+
+    private final String displayName;
+
+    BedrockPlatform(String displayName) {
+        this.displayName = displayName;
+    }
+
+    /**
+     * Get the BedrockPlatform from the identifier.
+     *
+     * @param id the BedrockPlatform identifier
+     * @return The BedrockPlatform or {@link #UNKNOWN} if the platform wasn't found
+     */
+    public static BedrockPlatform fromId(int id) {
+        return id < VALUES.length ? VALUES[id] : VALUES[0];
+    }
+
+    /**
+     * @return friendly display name of platform.
+     */
+    @Override
+    public String toString() {
+        return displayName;
+    }
+}

api/base/src/main/java/org/geysermc/api/util/InputMode.java

@@ -0,0 +1,46 @@
+/*
+ * Copyright (c) 2019-2022 GeyserMC. http://geysermc.org
+ *
+ * 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.
+ *
+ * @author GeyserMC
+ * @link https://github.com/GeyserMC/Geyser
+ */
+
+package org.geysermc.api.util;
+
+public enum InputMode {
+    UNKNOWN,
+    KEYBOARD_MOUSE,
+    TOUCH,
+    CONTROLLER,
+    VR;
+
+    private static final InputMode[] VALUES = values();
+
+    /**
+     * Get the InputMode from the identifier.
+     *
+     * @param id the InputMode identifier
+     * @return The InputMode or {@link #UNKNOWN} if the mode wasn't found
+     */
+    public static InputMode fromId(int id) {
+        return VALUES.length > id ? VALUES[id] : VALUES[0];
+    }
+}

api/base/src/main/java/org/geysermc/api/util/UiProfile.java

@@ -0,0 +1,42 @@
+/*
+ * Copyright (c) 2019-2022 GeyserMC. http://geysermc.org
+ *
+ * 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.
+ *
+ * @author GeyserMC
+ * @link https://github.com/GeyserMC/Geyser
+ */
+
+package org.geysermc.api.util;
+
+public enum UiProfile {
+    CLASSIC, POCKET;
+
+    private static final UiProfile[] VALUES = values();
+
+    /**
+     * Get the UiProfile from the identifier.
+     *
+     * @param id the UiProfile identifier
+     * @return The UiProfile or {@link #CLASSIC} if the profile wasn't found
+     */
+    public static UiProfile fromId(int id) {
+        return VALUES.length > id ? VALUES[id] : VALUES[0];
+    }
+}

core/src/main/java/org/geysermc/geyser/GeyserImpl.java

@@ -41,10 +41,13 @@ import io.netty.util.internal.SystemPropertyUtil;
 import lombok.AccessLevel;
 import lombok.Getter;
 import lombok.Setter;
+import org.checkerframework.checker.nullness.qual.MonotonicNonNull;
 import org.checkerframework.checker.nullness.qual.NonNull;
 import org.checkerframework.checker.nullness.qual.Nullable;
 import org.geysermc.api.Geyser;
 import org.geysermc.common.PlatformType;
+import org.geysermc.cumulus.form.Form;
+import org.geysermc.cumulus.form.util.FormBuilder;
 import org.geysermc.floodgate.crypto.AesCipher;
 import org.geysermc.floodgate.crypto.AesKeyProducer;
 import org.geysermc.floodgate.crypto.Base64Topping;
@@ -486,6 +489,11 @@ public class GeyserImpl implements GeyserApi {
         return sessionManager.size();
     }
 
+    @Override
+    public @MonotonicNonNull String usernamePrefix() {
+        return null;
+    }
+
     @Override
     public @Nullable GeyserSession connectionByUuid(@NonNull UUID uuid) {
         return this.sessionManager.getSessions().get(uuid);
@@ -493,13 +501,38 @@ public class GeyserImpl implements GeyserApi {
 
     @Override
     public @Nullable GeyserSession connectionByXuid(@NonNull String xuid) {
-        for (GeyserSession session : sessionManager.getAllSessions()) {
-            if (session.xuid().equals(xuid)) {
-                return session;
-            }
+        return sessionManager.sessionByXuid(xuid);
     }
 
-        return null;
+    @Override
+    public boolean isBedrockPlayer(@NonNull UUID uuid) {
+        return connectionByUuid(uuid) != null;
+    }
+
+    @Override
+    public boolean sendForm(@NonNull UUID uuid, @NonNull Form form) {
+        Objects.requireNonNull(uuid);
+        Objects.requireNonNull(form);
+        GeyserSession session = connectionByUuid(uuid);
+        if (session == null) {
+            return false;
+        }
+        return session.sendForm(form);
+    }
+
+    @Override
+    public boolean sendForm(@NonNull UUID uuid, @NonNull FormBuilder<?, ?, ?> formBuilder) {
+        return sendForm(uuid, formBuilder.build());
+    }
+
+    @Override
+    public boolean transfer(@NonNull UUID uuid, @NonNull String address, int port) {
+        Objects.requireNonNull(uuid);
+        GeyserSession session = connectionByUuid(uuid);
+        if (session == null) {
+            return false;
+        }
+        return session.transfer(address, port);
     }
 
     public void shutdown() {

core/src/main/java/org/geysermc/geyser/entity/type/player/SessionPlayerEntity.java

@@ -73,7 +73,7 @@ public class SessionPlayerEntity extends PlayerEntity {
     private int fakeTradeXp;
 
     public SessionPlayerEntity(GeyserSession session) {
-        super(session, -1, 1, UUID.randomUUID(), Vector3f.ZERO, Vector3f.ZERO, 0, 0, 0, "unknown", null);
+        super(session, -1, 1, null, Vector3f.ZERO, Vector3f.ZERO, 0, 0, 0, null, null);
 
         valid = true;
     }

core/src/main/java/org/geysermc/geyser/session/GeyserSession.java

@@ -91,6 +91,9 @@ import lombok.Setter;
 import lombok.experimental.Accessors;
 import org.checkerframework.checker.nullness.qual.MonotonicNonNull;
 import org.checkerframework.common.value.qual.IntRange;
+import org.geysermc.api.util.BedrockPlatform;
+import org.geysermc.api.util.InputMode;
+import org.geysermc.api.util.UiProfile;
 import org.geysermc.common.PlatformType;
 import org.geysermc.cumulus.form.Form;
 import org.geysermc.cumulus.form.util.FormBuilder;
@@ -136,7 +139,6 @@ import org.geysermc.geyser.util.DimensionUtils;
 import org.geysermc.geyser.util.LoginEncryptionUtils;
 import org.geysermc.geyser.util.MathUtils;
 
-import javax.annotation.Nonnull;
 import java.net.ConnectException;
 import java.net.InetAddress;
 import java.net.InetSocketAddress;
@@ -151,13 +153,13 @@ import java.util.concurrent.atomic.AtomicInteger;
 @Getter
 public class GeyserSession implements GeyserConnection, GeyserCommandSource {
 
-    private final @Nonnull GeyserImpl geyser;
-    private final @Nonnull UpstreamSession upstream;
+    private final @NonNull GeyserImpl geyser;
+    private final @NonNull UpstreamSession upstream;
     /**
      * The loop where all packets and ticking is processed to prevent concurrency issues.
      * If this is manually called, ensure that any exceptions are properly handled.
      */
-    private final @Nonnull EventLoop eventLoop;
+    private final @NonNull EventLoop eventLoop;
     private TcpSession downstream;
     @Setter
     private AuthData authData;
@@ -1326,33 +1328,8 @@ public class GeyserSession implements GeyserConnection, GeyserCommandSource {
     }
 
     @Override
-    public String bedrockUsername() {
-        return authData.name();
-    }
-
-    @Override
-    public UUID javaUuid() {
-
-    }
-
-    @Override
-    public String xuid() {
-        return authData.xuid();
-    }
-
-    @SuppressWarnings("ConstantConditions") // Need to enforce the parameter annotations
-    @Override
-    public boolean transfer(@NonNull String address, @IntRange(from = 0, to = 65535) int port) {
-        if (address == null || address.isBlank()) {
-            throw new IllegalArgumentException("Server address cannot be null or blank");
-        } else if (port < 0 || port > 65535) {
-            throw new IllegalArgumentException("Server port must be between 0 and 65535, was " + port);
-        }
-        TransferPacket transferPacket = new TransferPacket();
-        transferPacket.setAddress(address);
-        transferPacket.setPort(port);
-        sendUpstreamPacket(transferPacket);
-        return true;
+    public String name() {
+        return null;
     }
 
     @Override
@@ -1405,12 +1382,14 @@ public class GeyserSession implements GeyserConnection, GeyserCommandSource {
         return this.upstream.getAddress();
     }
 
-    public void sendForm(Form form) {
+    public boolean sendForm(@NonNull Form form) {
         formCache.showForm(form);
+        return true;
     }
 
-    public void sendForm(FormBuilder<?, ?, ?> formBuilder) {
+    public boolean sendForm(@NonNull FormBuilder<?, ?, ?> formBuilder) {
         formCache.showForm(formBuilder.build());
+        return true;
     }
 
     /**
@@ -1765,7 +1744,7 @@ public class GeyserSession implements GeyserConnection, GeyserCommandSource {
      *
      * @param statistics Updated statistics values
      */
-    public void updateStatistics(@Nonnull Object2IntMap<Statistic> statistics) {
+    public void updateStatistics(@NonNull Object2IntMap<Statistic> statistics) {
         if (this.statistics.isEmpty()) {
             // Initialize custom statistics to 0, so that they appear in the form
             for (CustomStatistic customStatistic : CustomStatistic.values()) {
@@ -1851,4 +1830,69 @@ public class GeyserSession implements GeyserConnection, GeyserCommandSource {
     public MinecraftCodecHelper getCodecHelper() {
         return (MinecraftCodecHelper) this.downstream.getCodecHelper();
     }
+
+    @Override
+    public String bedrockUsername() {
+        return authData.name();
+    }
+
+    @Override
+    public @MonotonicNonNull String javaUsername() {
+        return playerEntity.getUsername();
+    }
+
+    @Override
+    public UUID javaUuid() {
+        return playerEntity.getUuid();
+    }
+
+    @Override
+    public String xuid() {
+        return authData.xuid();
+    }
+
+    @Override
+    public @NonNull String version() {
+        return clientData.getGameVersion();
+    }
+
+    @Override
+    public @NonNull BedrockPlatform platform() {
+        return BedrockPlatform.values()[clientData.getDeviceOs().ordinal()]; //todo
+    }
+
+    @Override
+    public @NonNull String languageCode() {
+        return locale();
+    }
+
+    @Override
+    public @NonNull UiProfile uiProfile() {
+        return UiProfile.values()[clientData.getUiProfile().ordinal()]; //todo
+    }
+
+    @Override
+    public @NonNull InputMode inputMode() {
+        return InputMode.values()[clientData.getCurrentInputMode().ordinal()]; //todo
+    }
+
+    @Override
+    public boolean isLinked() {
+        return false; //todo
+    }
+
+    @SuppressWarnings("ConstantConditions") // Need to enforce the parameter annotations
+    @Override
+    public boolean transfer(@NonNull String address, @IntRange(from = 0, to = 65535) int port) {
+        if (address == null || address.isBlank()) {
+            throw new IllegalArgumentException("Server address cannot be null or blank");
+        } else if (port < 0 || port > 65535) {
+            throw new IllegalArgumentException("Server port must be between 0 and 65535, was " + port);
+        }
+        TransferPacket transferPacket = new TransferPacket();
+        transferPacket.setAddress(address);
+        transferPacket.setPort(port);
+        sendUpstreamPacket(transferPacket);
+        return true;
+    }
 }

core/src/main/java/org/geysermc/geyser/session/SessionManager.java

@@ -28,6 +28,7 @@ package org.geysermc.geyser.session;
 import com.google.common.collect.ImmutableList;
 import lombok.AccessLevel;
 import lombok.Getter;
+import lombok.NonNull;
 import org.geysermc.geyser.text.GeyserLocale;
 
 import java.util.*;
@@ -67,6 +68,16 @@ public final class SessionManager {
         }
     }
 
+    public GeyserSession sessionByXuid(@NonNull String xuid) {
+        Objects.requireNonNull(xuid);
+        for (GeyserSession session : sessions.values()) {
+            if (session.xuid().equals(xuid)) {
+                return session;
+            }
+        }
+        return null;
+    }
+
     /**
      * Creates a new, immutable list containing all pending and active sessions.
      */