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Example 1 with InventoryPackets

use of com.viaversion.viaversion.protocols.protocol1_16to1_15_2.packets.InventoryPackets in project ViaVersion by ViaVersion.

the class Protocol1_13To1_12_2 method registerPackets.

@Override
protected void registerPackets() {
    entityRewriter.register();
    itemRewriter.register();
    EntityPackets.register(this);
    WorldPackets.register(this);
    registerClientbound(State.LOGIN, 0x0, 0x0, new PacketRemapper() {

        @Override
        public void registerMap() {
            handler(wrapper -> componentRewriter.processText(wrapper.passthrough(Type.COMPONENT)));
        }
    });
    registerClientbound(State.STATUS, 0x00, 0x00, new PacketRemapper() {

        @Override
        public void registerMap() {
            map(Type.STRING);
            handler(new PacketHandler() {

                @Override
                public void handle(PacketWrapper wrapper) throws Exception {
                    String response = wrapper.get(Type.STRING, 0);
                    try {
                        JsonObject json = GsonUtil.getGson().fromJson(response, JsonObject.class);
                        if (json.has("favicon")) {
                            json.addProperty("favicon", json.get("favicon").getAsString().replace("\n", ""));
                        }
                        wrapper.set(Type.STRING, 0, GsonUtil.getGson().toJson(json));
                    } catch (JsonParseException e) {
                        e.printStackTrace();
                    }
                }
            });
        }
    });
    // New packet 0x04 - Login Plugin Message
    // Statistics
    registerClientbound(ClientboundPackets1_12_1.STATISTICS, new PacketRemapper() {

        @Override
        public void registerMap() {
            handler(new PacketHandler() {

                @Override
                public void handle(PacketWrapper wrapper) throws Exception {
                    int size = wrapper.read(Type.VAR_INT);
                    List<StatisticData> remappedStats = new ArrayList<>();
                    for (int i = 0; i < size; i++) {
                        String name = wrapper.read(Type.STRING);
                        String[] split = name.split("\\.");
                        int categoryId = 0;
                        int newId = -1;
                        int value = wrapper.read(Type.VAR_INT);
                        if (split.length == 2) {
                            // Custom types
                            categoryId = 8;
                            Integer newIdRaw = StatisticMappings.CUSTOM_STATS.get(name);
                            if (newIdRaw != null) {
                                newId = newIdRaw;
                            } else {
                                Via.getPlatform().getLogger().warning("Could not find 1.13 -> 1.12.2 statistic mapping for " + name);
                            }
                        } else if (split.length > 2) {
                            String category = split[1];
                            // TODO convert string ids (blocks, items, entities)
                            switch(category) {
                                case "mineBlock":
                                    categoryId = 0;
                                    break;
                                case "craftItem":
                                    categoryId = 1;
                                    break;
                                case "useItem":
                                    categoryId = 2;
                                    break;
                                case "breakItem":
                                    categoryId = 3;
                                    break;
                                case "pickup":
                                    categoryId = 4;
                                    break;
                                case "drop":
                                    categoryId = 5;
                                    break;
                                case "killEntity":
                                    categoryId = 6;
                                    break;
                                case "entityKilledBy":
                                    categoryId = 7;
                                    break;
                            }
                        }
                        if (newId != -1)
                            remappedStats.add(new StatisticData(categoryId, newId, value));
                    }
                    // size
                    wrapper.write(Type.VAR_INT, remappedStats.size());
                    for (StatisticData stat : remappedStats) {
                        // category id
                        wrapper.write(Type.VAR_INT, stat.getCategoryId());
                        // statistics id
                        wrapper.write(Type.VAR_INT, stat.getNewId());
                        // value
                        wrapper.write(Type.VAR_INT, stat.getValue());
                    }
                }
            });
        }
    });
    componentRewriter.registerBossBar(ClientboundPackets1_12_1.BOSSBAR);
    componentRewriter.registerComponentPacket(ClientboundPackets1_12_1.CHAT_MESSAGE);
    registerClientbound(ClientboundPackets1_12_1.TAB_COMPLETE, new PacketRemapper() {

        @Override
        public void registerMap() {
            handler(new PacketHandler() {

                @Override
                public void handle(PacketWrapper wrapper) throws Exception {
                    wrapper.write(Type.VAR_INT, wrapper.user().get(TabCompleteTracker.class).getTransactionId());
                    String input = wrapper.user().get(TabCompleteTracker.class).getInput();
                    // Start & End
                    int index;
                    int length;
                    // If no input or new word (then it's the start)
                    if (input.endsWith(" ") || input.isEmpty()) {
                        index = input.length();
                        length = 0;
                    } else {
                        // Otherwise find the last space (+1 as we include it)
                        int lastSpace = input.lastIndexOf(' ') + 1;
                        index = lastSpace;
                        length = input.length() - lastSpace;
                    }
                    // Write index + length
                    wrapper.write(Type.VAR_INT, index);
                    wrapper.write(Type.VAR_INT, length);
                    int count = wrapper.passthrough(Type.VAR_INT);
                    for (int i = 0; i < count; i++) {
                        String suggestion = wrapper.read(Type.STRING);
                        // If we're at the start then handle removing slash
                        if (suggestion.startsWith("/") && index == 0) {
                            suggestion = suggestion.substring(1);
                        }
                        wrapper.write(Type.STRING, suggestion);
                        wrapper.write(Type.BOOLEAN, false);
                    }
                }
            });
        }
    });
    registerClientbound(ClientboundPackets1_12_1.OPEN_WINDOW, new PacketRemapper() {

        @Override
        public void registerMap() {
            // Id
            map(Type.UNSIGNED_BYTE);
            // Window type
            map(Type.STRING);
            // Title
            handler(wrapper -> componentRewriter.processText(wrapper.passthrough(Type.COMPONENT)));
        }
    });
    registerClientbound(ClientboundPackets1_12_1.COOLDOWN, new PacketRemapper() {

        @Override
        public void registerMap() {
            handler(new PacketHandler() {

                @Override
                public void handle(PacketWrapper wrapper) throws Exception {
                    int item = wrapper.read(Type.VAR_INT);
                    int ticks = wrapper.read(Type.VAR_INT);
                    wrapper.cancel();
                    if (item == 383) {
                        // Spawn egg
                        for (int i = 0; i < 44; i++) {
                            Integer newItem = getMappingData().getItemMappings().get(item << 16 | i);
                            if (newItem != null) {
                                PacketWrapper packet = wrapper.create(ClientboundPackets1_13.COOLDOWN);
                                packet.write(Type.VAR_INT, newItem);
                                packet.write(Type.VAR_INT, ticks);
                                packet.send(Protocol1_13To1_12_2.class);
                            } else {
                                break;
                            }
                        }
                    } else {
                        for (int i = 0; i < 16; i++) {
                            int newItem = getMappingData().getItemMappings().get(item << 4 | i);
                            if (newItem != -1) {
                                PacketWrapper packet = wrapper.create(ClientboundPackets1_13.COOLDOWN);
                                packet.write(Type.VAR_INT, newItem);
                                packet.write(Type.VAR_INT, ticks);
                                packet.send(Protocol1_13To1_12_2.class);
                            } else {
                                break;
                            }
                        }
                    }
                }
            });
        }
    });
    componentRewriter.registerComponentPacket(ClientboundPackets1_12_1.DISCONNECT);
    registerClientbound(ClientboundPackets1_12_1.EFFECT, new PacketRemapper() {

        @Override
        public void registerMap() {
            // Effect Id
            map(Type.INT);
            // Location
            map(Type.POSITION);
            // Data
            map(Type.INT);
            handler(new PacketHandler() {

                @Override
                public void handle(PacketWrapper wrapper) throws Exception {
                    int id = wrapper.get(Type.INT, 0);
                    int data = wrapper.get(Type.INT, 1);
                    if (id == 1010) {
                        // Play record
                        wrapper.set(Type.INT, 1, getMappingData().getItemMappings().get(data << 4));
                    } else if (id == 2001) {
                        // Block break + block break sound
                        int blockId = data & 0xFFF;
                        int blockData = data >> 12;
                        wrapper.set(Type.INT, 1, WorldPackets.toNewId(blockId << 4 | blockData));
                    }
                }
            });
        }
    });
    registerClientbound(ClientboundPackets1_12_1.JOIN_GAME, new PacketRemapper() {

        @Override
        public void registerMap() {
            // 0 - Entity ID
            map(Type.INT);
            // 1 - Gamemode
            map(Type.UNSIGNED_BYTE);
            // 2 - Dimension
            map(Type.INT);
            handler(new PacketHandler() {

                @Override
                public void handle(PacketWrapper wrapper) throws Exception {
                    // Store the player
                    int entityId = wrapper.get(Type.INT, 0);
                    wrapper.user().getEntityTracker(Protocol1_13To1_12_2.class).addEntity(entityId, Entity1_13Types.EntityType.PLAYER);
                    ClientWorld clientChunks = wrapper.user().get(ClientWorld.class);
                    int dimensionId = wrapper.get(Type.INT, 1);
                    clientChunks.setEnvironment(dimensionId);
                }
            });
            handler(SEND_DECLARE_COMMANDS_AND_TAGS);
        }
    });
    registerClientbound(ClientboundPackets1_12_1.CRAFT_RECIPE_RESPONSE, new PacketRemapper() {

        @Override
        public void registerMap() {
            map(Type.BYTE);
            handler(wrapper -> wrapper.write(Type.STRING, "viaversion:legacy/" + wrapper.read(Type.VAR_INT)));
        }
    });
    componentRewriter.registerCombatEvent(ClientboundPackets1_12_1.COMBAT_EVENT);
    registerClientbound(ClientboundPackets1_12_1.MAP_DATA, new PacketRemapper() {

        @Override
        public void registerMap() {
            // 0 - Map id
            map(Type.VAR_INT);
            // 1 - Scale
            map(Type.BYTE);
            // 2 - Tracking Position
            map(Type.BOOLEAN);
            handler(new PacketHandler() {

                @Override
                public void handle(PacketWrapper wrapper) throws Exception {
                    int iconCount = wrapper.passthrough(Type.VAR_INT);
                    for (int i = 0; i < iconCount; i++) {
                        byte directionAndType = wrapper.read(Type.BYTE);
                        int type = (directionAndType & 0xF0) >> 4;
                        wrapper.write(Type.VAR_INT, type);
                        // Icon X
                        wrapper.passthrough(Type.BYTE);
                        // Icon Z
                        wrapper.passthrough(Type.BYTE);
                        byte direction = (byte) (directionAndType & 0x0F);
                        wrapper.write(Type.BYTE, direction);
                        // Display Name
                        wrapper.write(Type.OPTIONAL_COMPONENT, null);
                    }
                }
            });
        }
    });
    registerClientbound(ClientboundPackets1_12_1.UNLOCK_RECIPES, new PacketRemapper() {

        @Override
        public void registerMap() {
            // action
            map(Type.VAR_INT);
            // crafting book open
            map(Type.BOOLEAN);
            // crafting filter active
            map(Type.BOOLEAN);
            handler(new PacketHandler() {

                @Override
                public void handle(PacketWrapper wrapper) throws Exception {
                    // smelting book open
                    wrapper.write(Type.BOOLEAN, false);
                    // smelting filter active
                    wrapper.write(Type.BOOLEAN, false);
                }
            });
            handler(new PacketHandler() {

                @Override
                public void handle(PacketWrapper wrapper) throws Exception {
                    int action = wrapper.get(Type.VAR_INT, 0);
                    for (int i = 0; i < (action == 0 ? 2 : 1); i++) {
                        int[] ids = wrapper.read(Type.VAR_INT_ARRAY_PRIMITIVE);
                        String[] stringIds = new String[ids.length];
                        for (int j = 0; j < ids.length; j++) {
                            stringIds[j] = "viaversion:legacy/" + ids[j];
                        }
                        wrapper.write(Type.STRING_ARRAY, stringIds);
                    }
                    if (action == 0) {
                        wrapper.create(ClientboundPackets1_13.DECLARE_RECIPES, new // Declare recipes
                        PacketHandler() {

                            @Override
                            public void handle(PacketWrapper wrapper) throws Exception {
                                wrapper.write(Type.VAR_INT, RecipeData.recipes.size());
                                for (Map.Entry<String, RecipeData.Recipe> entry : RecipeData.recipes.entrySet()) {
                                    // Id
                                    wrapper.write(Type.STRING, entry.getKey());
                                    wrapper.write(Type.STRING, entry.getValue().getType());
                                    switch(entry.getValue().getType()) {
                                        case "crafting_shapeless":
                                            {
                                                wrapper.write(Type.STRING, entry.getValue().getGroup());
                                                wrapper.write(Type.VAR_INT, entry.getValue().getIngredients().length);
                                                for (Item[] ingredient : entry.getValue().getIngredients()) {
                                                    // Clone because array and item is mutable
                                                    Item[] clone = ingredient.clone();
                                                    for (int i = 0; i < clone.length; i++) {
                                                        if (clone[i] == null)
                                                            continue;
                                                        clone[i] = new DataItem(clone[i]);
                                                    }
                                                    wrapper.write(Type.FLAT_ITEM_ARRAY_VAR_INT, clone);
                                                }
                                                wrapper.write(Type.FLAT_ITEM, new DataItem(entry.getValue().getResult()));
                                                break;
                                            }
                                        case "crafting_shaped":
                                            {
                                                wrapper.write(Type.VAR_INT, entry.getValue().getWidth());
                                                wrapper.write(Type.VAR_INT, entry.getValue().getHeight());
                                                wrapper.write(Type.STRING, entry.getValue().getGroup());
                                                for (Item[] ingredient : entry.getValue().getIngredients()) {
                                                    // Clone because array and item is mutable
                                                    Item[] clone = ingredient.clone();
                                                    for (int i = 0; i < clone.length; i++) {
                                                        if (clone[i] == null)
                                                            continue;
                                                        clone[i] = new DataItem(clone[i]);
                                                    }
                                                    wrapper.write(Type.FLAT_ITEM_ARRAY_VAR_INT, clone);
                                                }
                                                wrapper.write(Type.FLAT_ITEM, new DataItem(entry.getValue().getResult()));
                                                break;
                                            }
                                        case "smelting":
                                            {
                                                wrapper.write(Type.STRING, entry.getValue().getGroup());
                                                // Clone because array and item is mutable
                                                Item[] clone = entry.getValue().getIngredient().clone();
                                                for (int i = 0; i < clone.length; i++) {
                                                    if (clone[i] == null)
                                                        continue;
                                                    clone[i] = new DataItem(clone[i]);
                                                }
                                                wrapper.write(Type.FLAT_ITEM_ARRAY_VAR_INT, clone);
                                                wrapper.write(Type.FLAT_ITEM, new DataItem(entry.getValue().getResult()));
                                                wrapper.write(Type.FLOAT, entry.getValue().getExperience());
                                                wrapper.write(Type.VAR_INT, entry.getValue().getCookingTime());
                                                break;
                                            }
                                    }
                                }
                            }
                        }).send(Protocol1_13To1_12_2.class);
                    }
                }
            });
        }
    });
    registerClientbound(ClientboundPackets1_12_1.RESPAWN, new PacketRemapper() {

        @Override
        public void registerMap() {
            // 0 - Dimension ID
            map(Type.INT);
            handler(new PacketHandler() {

                @Override
                public void handle(PacketWrapper wrapper) throws Exception {
                    ClientWorld clientWorld = wrapper.user().get(ClientWorld.class);
                    int dimensionId = wrapper.get(Type.INT, 0);
                    clientWorld.setEnvironment(dimensionId);
                    if (Via.getConfig().isServersideBlockConnections()) {
                        ConnectionData.clearBlockStorage(wrapper.user());
                    }
                }
            });
            handler(SEND_DECLARE_COMMANDS_AND_TAGS);
        }
    });
    registerClientbound(ClientboundPackets1_12_1.SCOREBOARD_OBJECTIVE, new PacketRemapper() {

        @Override
        public void registerMap() {
            // 0 - Objective name
            map(Type.STRING);
            // 1 - Mode
            map(Type.BYTE);
            handler(new PacketHandler() {

                @Override
                public void handle(PacketWrapper wrapper) throws Exception {
                    byte mode = wrapper.get(Type.BYTE, 0);
                    // On create or update
                    if (mode == 0 || mode == 2) {
                        // Value
                        String value = wrapper.read(Type.STRING);
                        wrapper.write(Type.COMPONENT, ChatRewriter.legacyTextToJson(value));
                        String type = wrapper.read(Type.STRING);
                        // integer or hearts
                        wrapper.write(Type.VAR_INT, type.equals("integer") ? 0 : 1);
                    }
                }
            });
        }
    });
    registerClientbound(ClientboundPackets1_12_1.TEAMS, new PacketRemapper() {

        @Override
        public void registerMap() {
            // 0 - Team Name
            map(Type.STRING);
            // 1 - Mode
            map(Type.BYTE);
            handler(new PacketHandler() {

                @Override
                public void handle(PacketWrapper wrapper) throws Exception {
                    byte action = wrapper.get(Type.BYTE, 0);
                    if (action == 0 || action == 2) {
                        // Display Name
                        String displayName = wrapper.read(Type.STRING);
                        wrapper.write(Type.COMPONENT, ChatRewriter.legacyTextToJson(displayName));
                        // Prefix moved
                        String prefix = wrapper.read(Type.STRING);
                        // Suffix moved
                        String suffix = wrapper.read(Type.STRING);
                        // Flags
                        wrapper.passthrough(Type.BYTE);
                        // Name Tag Visibility
                        wrapper.passthrough(Type.STRING);
                        // Collision rule
                        wrapper.passthrough(Type.STRING);
                        // Handle new colors
                        int colour = wrapper.read(Type.BYTE).intValue();
                        if (colour == -1) {
                            // -1 changed to 21
                            colour = 21;
                        }
                        if (Via.getConfig().is1_13TeamColourFix()) {
                            char lastColorChar = getLastColorChar(prefix);
                            colour = ChatColorUtil.getColorOrdinal(lastColorChar);
                            suffix = ChatColorUtil.COLOR_CHAR + Character.toString(lastColorChar) + suffix;
                        }
                        wrapper.write(Type.VAR_INT, colour);
                        // Prefix
                        wrapper.write(Type.COMPONENT, ChatRewriter.legacyTextToJson(prefix));
                        // Suffix
                        wrapper.write(Type.COMPONENT, ChatRewriter.legacyTextToJson(suffix));
                    }
                    if (action == 0 || action == 3 || action == 4) {
                        // Entities
                        String[] names = wrapper.read(Type.STRING_ARRAY);
                        for (int i = 0; i < names.length; i++) {
                            names[i] = rewriteTeamMemberName(names[i]);
                        }
                        wrapper.write(Type.STRING_ARRAY, names);
                    }
                }
            });
        }
    });
    registerClientbound(ClientboundPackets1_12_1.UPDATE_SCORE, new PacketRemapper() {

        @Override
        public void registerMap() {
            handler(new PacketHandler() {

                @Override
                public void handle(PacketWrapper wrapper) throws Exception {
                    // Display Name
                    String displayName = wrapper.read(Type.STRING);
                    displayName = rewriteTeamMemberName(displayName);
                    wrapper.write(Type.STRING, displayName);
                    byte action = wrapper.read(Type.BYTE);
                    wrapper.write(Type.BYTE, action);
                    // Objective Name
                    wrapper.passthrough(Type.STRING);
                    if (action != 1) {
                        // Value
                        wrapper.passthrough(Type.VAR_INT);
                    }
                }
            });
        }
    });
    componentRewriter.registerTitle(ClientboundPackets1_12_1.TITLE);
    // New 0x4C - Stop Sound
    new SoundRewriter(this).registerSound(ClientboundPackets1_12_1.SOUND);
    registerClientbound(ClientboundPackets1_12_1.TAB_LIST, new PacketRemapper() {

        @Override
        public void registerMap() {
            handler(new PacketHandler() {

                @Override
                public void handle(PacketWrapper wrapper) throws Exception {
                    componentRewriter.processText(wrapper.passthrough(Type.COMPONENT));
                    componentRewriter.processText(wrapper.passthrough(Type.COMPONENT));
                }
            });
        }
    });
    registerClientbound(ClientboundPackets1_12_1.ADVANCEMENTS, new PacketRemapper() {

        @Override
        public void registerMap() {
            handler(new PacketHandler() {

                @Override
                public void handle(PacketWrapper wrapper) throws Exception {
                    // Reset/clear
                    wrapper.passthrough(Type.BOOLEAN);
                    // Mapping size
                    int size = wrapper.passthrough(Type.VAR_INT);
                    for (int i = 0; i < size; i++) {
                        // Identifier
                        wrapper.passthrough(Type.STRING);
                        // Parent
                        if (wrapper.passthrough(Type.BOOLEAN))
                            wrapper.passthrough(Type.STRING);
                        // Display data
                        if (wrapper.passthrough(Type.BOOLEAN)) {
                            // Title
                            componentRewriter.processText(wrapper.passthrough(Type.COMPONENT));
                            // Description
                            componentRewriter.processText(wrapper.passthrough(Type.COMPONENT));
                            Item icon = wrapper.read(Type.ITEM);
                            itemRewriter.handleItemToClient(icon);
                            // Translate item to flat item
                            wrapper.write(Type.FLAT_ITEM, icon);
                            // Frame type
                            wrapper.passthrough(Type.VAR_INT);
                            // Flags
                            int flags = wrapper.passthrough(Type.INT);
                            if ((flags & 1) != 0) {
                                // Background texture
                                wrapper.passthrough(Type.STRING);
                            }
                            // X
                            wrapper.passthrough(Type.FLOAT);
                            // Y
                            wrapper.passthrough(Type.FLOAT);
                        }
                        // Criteria
                        wrapper.passthrough(Type.STRING_ARRAY);
                        int arrayLength = wrapper.passthrough(Type.VAR_INT);
                        for (int array = 0; array < arrayLength; array++) {
                            // String array
                            wrapper.passthrough(Type.STRING_ARRAY);
                        }
                    }
                }
            });
        }
    });
    // Incoming packets
    // New packet 0x02 - Login Plugin Message
    cancelServerbound(State.LOGIN, 0x02);
    // New 0x01 - Query Block NBT
    cancelServerbound(ServerboundPackets1_13.QUERY_BLOCK_NBT);
    // Tab-Complete
    registerServerbound(ServerboundPackets1_13.TAB_COMPLETE, new PacketRemapper() {

        @Override
        public void registerMap() {
            handler(new PacketHandler() {

                @Override
                public void handle(PacketWrapper wrapper) throws Exception {
                    // Disable auto-complete if configured
                    if (Via.getConfig().isDisable1_13AutoComplete()) {
                        wrapper.cancel();
                    }
                    int tid = wrapper.read(Type.VAR_INT);
                    // Save transaction id
                    wrapper.user().get(TabCompleteTracker.class).setTransactionId(tid);
                }
            });
            // Prepend /
            map(Type.STRING, new ValueTransformer<String, String>(Type.STRING) {

                @Override
                public String transform(PacketWrapper wrapper, String inputValue) {
                    wrapper.user().get(TabCompleteTracker.class).setInput(inputValue);
                    return "/" + inputValue;
                }
            });
            // Fake the end of the packet
            handler(new PacketHandler() {

                @Override
                public void handle(PacketWrapper wrapper) throws Exception {
                    wrapper.write(Type.BOOLEAN, false);
                    wrapper.write(Type.OPTIONAL_POSITION, null);
                    if (!wrapper.isCancelled() && Via.getConfig().get1_13TabCompleteDelay() > 0) {
                        TabCompleteTracker tracker = wrapper.user().get(TabCompleteTracker.class);
                        wrapper.cancel();
                        tracker.setTimeToSend(System.currentTimeMillis() + Via.getConfig().get1_13TabCompleteDelay() * 50L);
                        tracker.setLastTabComplete(wrapper.get(Type.STRING, 0));
                    }
                }
            });
        }
    });
    // New 0x0A - Edit book -> Plugin Message
    registerServerbound(ServerboundPackets1_13.EDIT_BOOK, ServerboundPackets1_12_1.PLUGIN_MESSAGE, new PacketRemapper() {

        @Override
        public void registerMap() {
            handler(new PacketHandler() {

                @Override
                public void handle(PacketWrapper wrapper) throws Exception {
                    Item item = wrapper.read(Type.FLAT_ITEM);
                    boolean isSigning = wrapper.read(Type.BOOLEAN);
                    itemRewriter.handleItemToServer(item);
                    // Channel
                    wrapper.write(Type.STRING, isSigning ? "MC|BSign" : "MC|BEdit");
                    wrapper.write(Type.ITEM, item);
                }
            });
        }
    });
    // New 0x0C - Query Entity NBT
    cancelServerbound(ServerboundPackets1_13.ENTITY_NBT_REQUEST);
    // New 0x15 - Pick Item -> Plugin Message
    registerServerbound(ServerboundPackets1_13.PICK_ITEM, ServerboundPackets1_12_1.PLUGIN_MESSAGE, new PacketRemapper() {

        @Override
        public void registerMap() {
            handler(new PacketHandler() {

                @Override
                public void handle(PacketWrapper wrapper) throws Exception {
                    // Channel
                    wrapper.write(Type.STRING, "MC|PickItem");
                }
            });
        }
    });
    registerServerbound(ServerboundPackets1_13.CRAFT_RECIPE_REQUEST, new PacketRemapper() {

        @Override
        public void registerMap() {
            // Window id
            map(Type.BYTE);
            handler(wrapper -> {
                String s = wrapper.read(Type.STRING);
                Integer id;
                if (s.length() < 19 || (id = Ints.tryParse(s.substring(18))) == null) {
                    wrapper.cancel();
                    return;
                }
                wrapper.write(Type.VAR_INT, id);
            });
        }
    });
    registerServerbound(ServerboundPackets1_13.RECIPE_BOOK_DATA, new PacketRemapper() {

        @Override
        public void registerMap() {
            // 0 - Type
            map(Type.VAR_INT);
            handler(new PacketHandler() {

                @Override
                public void handle(PacketWrapper wrapper) throws Exception {
                    int type = wrapper.get(Type.VAR_INT, 0);
                    if (type == 0) {
                        String s = wrapper.read(Type.STRING);
                        Integer id;
                        // Custom recipes
                        if (s.length() < 19 || (id = Ints.tryParse(s.substring(18))) == null) {
                            wrapper.cancel();
                            return;
                        }
                        wrapper.write(Type.INT, id);
                    }
                    if (type == 1) {
                        // Crafting Recipe Book Open
                        wrapper.passthrough(Type.BOOLEAN);
                        // Crafting Recipe Filter Active
                        wrapper.passthrough(Type.BOOLEAN);
                        // Smelting Recipe Book Open | IGNORE NEW 1.13 FIELD
                        wrapper.read(Type.BOOLEAN);
                        // Smelting Recipe Filter Active | IGNORE NEW 1.13 FIELD
                        wrapper.read(Type.BOOLEAN);
                    }
                }
            });
        }
    });
    // New 0x1C - Name Item -> Plugin Message
    registerServerbound(ServerboundPackets1_13.RENAME_ITEM, ServerboundPackets1_12_1.PLUGIN_MESSAGE, new PacketRemapper() {

        @Override
        public void registerMap() {
            handler(wrapper -> {
                // Channel
                wrapper.write(Type.STRING, "MC|ItemName");
            });
        }
    });
    // New 0x1F - Select Trade -> Plugin Message
    registerServerbound(ServerboundPackets1_13.SELECT_TRADE, ServerboundPackets1_12_1.PLUGIN_MESSAGE, new PacketRemapper() {

        @Override
        public void registerMap() {
            handler(wrapper -> {
                // Channel
                wrapper.write(Type.STRING, "MC|TrSel");
            });
            // Slot
            map(Type.VAR_INT, Type.INT);
        }
    });
    // New 0x20 - Set Beacon Effect -> Plugin Message
    registerServerbound(ServerboundPackets1_13.SET_BEACON_EFFECT, ServerboundPackets1_12_1.PLUGIN_MESSAGE, new PacketRemapper() {

        @Override
        public void registerMap() {
            handler(wrapper -> {
                // Channel
                wrapper.write(Type.STRING, "MC|Beacon");
            });
            // Primary Effect
            map(Type.VAR_INT, Type.INT);
            // Secondary Effect
            map(Type.VAR_INT, Type.INT);
        }
    });
    // New 0x22 - Update Command Block -> Plugin Message
    registerServerbound(ServerboundPackets1_13.UPDATE_COMMAND_BLOCK, ServerboundPackets1_12_1.PLUGIN_MESSAGE, new PacketRemapper() {

        @Override
        public void registerMap() {
            handler(wrapper -> wrapper.write(Type.STRING, "MC|AutoCmd"));
            handler(POS_TO_3_INT);
            // Command
            map(Type.STRING);
            handler(new PacketHandler() {

                @Override
                public void handle(PacketWrapper wrapper) throws Exception {
                    int mode = wrapper.read(Type.VAR_INT);
                    byte flags = wrapper.read(Type.BYTE);
                    String stringMode = mode == 0 ? "SEQUENCE" : mode == 1 ? "AUTO" : "REDSTONE";
                    // Track output
                    wrapper.write(Type.BOOLEAN, (flags & 0x1) != 0);
                    wrapper.write(Type.STRING, stringMode);
                    // Is conditional
                    wrapper.write(Type.BOOLEAN, (flags & 0x2) != 0);
                    // Automatic
                    wrapper.write(Type.BOOLEAN, (flags & 0x4) != 0);
                }
            });
        }
    });
    // New 0x23 - Update Command Block Minecart -> Plugin Message
    registerServerbound(ServerboundPackets1_13.UPDATE_COMMAND_BLOCK_MINECART, ServerboundPackets1_12_1.PLUGIN_MESSAGE, new PacketRemapper() {

        @Override
        public void registerMap() {
            handler(new PacketHandler() {

                @Override
                public void handle(PacketWrapper wrapper) throws Exception {
                    wrapper.write(Type.STRING, "MC|AdvCmd");
                    // Type 1 for Entity
                    wrapper.write(Type.BYTE, (byte) 1);
                }
            });
            // Entity Id
            map(Type.VAR_INT, Type.INT);
        }
    });
    // 0x1B -> 0x24 in InventoryPackets
    // New 0x25 - Update Structure Block -> Message Channel
    registerServerbound(ServerboundPackets1_13.UPDATE_STRUCTURE_BLOCK, ServerboundPackets1_12_1.PLUGIN_MESSAGE, new PacketRemapper() {

        @Override
        public void registerMap() {
            handler(wrapper -> {
                // Channel
                wrapper.write(Type.STRING, "MC|Struct");
            });
            handler(POS_TO_3_INT);
            map(Type.VAR_INT, new // Action
            ValueTransformer<Integer, Byte>(// Action
            Type.BYTE) {

                @Override
                public Byte transform(PacketWrapper wrapper, Integer action) throws Exception {
                    return (byte) (action + 1);
                }
            });
            // Action
            map(Type.VAR_INT, new ValueTransformer<Integer, String>(Type.STRING) {

                @Override
                public String transform(PacketWrapper wrapper, Integer mode) throws Exception {
                    return mode == 0 ? "SAVE" : mode == 1 ? "LOAD" : mode == 2 ? "CORNER" : "DATA";
                }
            });
            // Name
            map(Type.STRING);
            // Offset X
            map(Type.BYTE, Type.INT);
            // Offset Y
            map(Type.BYTE, Type.INT);
            // Offset Z
            map(Type.BYTE, Type.INT);
            // Size X
            map(Type.BYTE, Type.INT);
            // Size Y
            map(Type.BYTE, Type.INT);
            // Size Z
            map(Type.BYTE, Type.INT);
            map(Type.VAR_INT, new // Mirror
            ValueTransformer<Integer, String>(// Mirror
            Type.STRING) {

                @Override
                public String transform(PacketWrapper wrapper, Integer mirror) throws Exception {
                    return mirror == 0 ? "NONE" : mirror == 1 ? "LEFT_RIGHT" : "FRONT_BACK";
                }
            });
            map(Type.VAR_INT, new // Rotation
            ValueTransformer<Integer, String>(// Rotation
            Type.STRING) {

                @Override
                public String transform(PacketWrapper wrapper, Integer rotation) throws Exception {
                    return rotation == 0 ? "NONE" : rotation == 1 ? "CLOCKWISE_90" : rotation == 2 ? "CLOCKWISE_180" : "COUNTERCLOCKWISE_90";
                }
            });
            map(Type.STRING);
            handler(new PacketHandler() {

                @Override
                public void handle(PacketWrapper wrapper) throws Exception {
                    float integrity = wrapper.read(Type.FLOAT);
                    long seed = wrapper.read(Type.VAR_LONG);
                    byte flags = wrapper.read(Type.BYTE);
                    // Ignore Entities
                    wrapper.write(Type.BOOLEAN, (flags & 0x1) != 0);
                    // Show air
                    wrapper.write(Type.BOOLEAN, (flags & 0x2) != 0);
                    // Show bounding box
                    wrapper.write(Type.BOOLEAN, (flags & 0x4) != 0);
                    wrapper.write(Type.FLOAT, integrity);
                    wrapper.write(Type.VAR_LONG, seed);
                }
            });
        }
    });
}
Also used : PacketHandler(com.viaversion.viaversion.api.protocol.remapper.PacketHandler) ComponentRewriter(com.viaversion.viaversion.rewriter.ComponentRewriter) JsonObject(com.google.gson.JsonObject) RecipeData(com.viaversion.viaversion.protocols.protocol1_13to1_12_2.data.RecipeData) BlockConnectionStorage(com.viaversion.viaversion.protocols.protocol1_13to1_12_2.storage.BlockConnectionStorage) Entity1_13Types(com.viaversion.viaversion.api.minecraft.entities.Entity1_13Types) Types1_13(com.viaversion.viaversion.api.type.types.version.Types1_13) MappingData(com.viaversion.viaversion.protocols.protocol1_13to1_12_2.data.MappingData) BlockStorage(com.viaversion.viaversion.protocols.protocol1_13to1_12_2.storage.BlockStorage) Item(com.viaversion.viaversion.api.minecraft.item.Item) GsonUtil(com.viaversion.viaversion.util.GsonUtil) StatisticMappings(com.viaversion.viaversion.protocols.protocol1_13to1_12_2.data.StatisticMappings) StatisticData(com.viaversion.viaversion.protocols.protocol1_13to1_12_2.data.StatisticData) Map(java.util.Map) UserConnection(com.viaversion.viaversion.api.connection.UserConnection) ValueTransformer(com.viaversion.viaversion.api.protocol.remapper.ValueTransformer) BlockConnectionProvider(com.viaversion.viaversion.protocols.protocol1_13to1_12_2.blockconnections.providers.BlockConnectionProvider) ChatColorUtil(com.viaversion.viaversion.util.ChatColorUtil) ServerboundPackets1_12_1(com.viaversion.viaversion.protocols.protocol1_12_1to1_12.ServerboundPackets1_12_1) ViaProviders(com.viaversion.viaversion.api.platform.providers.ViaProviders) ConnectionData(com.viaversion.viaversion.protocols.protocol1_13to1_12_2.blockconnections.ConnectionData) State(com.viaversion.viaversion.api.protocol.packet.State) EntityPackets(com.viaversion.viaversion.protocols.protocol1_13to1_12_2.packets.EntityPackets) Set(java.util.Set) AbstractProtocol(com.viaversion.viaversion.api.protocol.AbstractProtocol) Sets(com.google.common.collect.Sets) List(java.util.List) MetadataRewriter1_13To1_12_2(com.viaversion.viaversion.protocols.protocol1_13to1_12_2.metadata.MetadataRewriter1_13To1_12_2) InventoryPackets(com.viaversion.viaversion.protocols.protocol1_13to1_12_2.packets.InventoryPackets) PaintingProvider(com.viaversion.viaversion.protocols.protocol1_13to1_12_2.providers.PaintingProvider) JsonParseException(com.google.gson.JsonParseException) SoundRewriter(com.viaversion.viaversion.rewriter.SoundRewriter) ParticleType(com.viaversion.viaversion.api.type.types.minecraft.ParticleType) PacketWrapper(com.viaversion.viaversion.api.protocol.packet.PacketWrapper) ComponentRewriter1_13(com.viaversion.viaversion.protocols.protocol1_13to1_12_2.data.ComponentRewriter1_13) HashMap(java.util.HashMap) ClientboundPackets1_12_1(com.viaversion.viaversion.protocols.protocol1_12_1to1_12.ClientboundPackets1_12_1) PacketBlockConnectionProvider(com.viaversion.viaversion.protocols.protocol1_13to1_12_2.blockconnections.providers.PacketBlockConnectionProvider) ArrayList(java.util.ArrayList) PacketRemapper(com.viaversion.viaversion.api.protocol.remapper.PacketRemapper) Type(com.viaversion.viaversion.api.type.Type) DataItem(com.viaversion.viaversion.api.minecraft.item.DataItem) EntityTrackerBase(com.viaversion.viaversion.data.entity.EntityTrackerBase) ItemRewriter(com.viaversion.viaversion.api.rewriter.ItemRewriter) BlockIdData(com.viaversion.viaversion.protocols.protocol1_13to1_12_2.data.BlockIdData) Position(com.viaversion.viaversion.api.minecraft.Position) ClientWorld(com.viaversion.viaversion.protocols.protocol1_9_3to1_9_1_2.storage.ClientWorld) Via(com.viaversion.viaversion.api.Via) Ints(com.google.common.primitives.Ints) EntityRewriter(com.viaversion.viaversion.api.rewriter.EntityRewriter) WorldPackets(com.viaversion.viaversion.protocols.protocol1_13to1_12_2.packets.WorldPackets) BlockEntityProvider(com.viaversion.viaversion.protocols.protocol1_13to1_12_2.providers.BlockEntityProvider) TabCompleteTracker(com.viaversion.viaversion.protocols.protocol1_13to1_12_2.storage.TabCompleteTracker) DataItem(com.viaversion.viaversion.api.minecraft.item.DataItem) PacketRemapper(com.viaversion.viaversion.api.protocol.remapper.PacketRemapper) ArrayList(java.util.ArrayList) JsonObject(com.google.gson.JsonObject) JsonParseException(com.google.gson.JsonParseException) StatisticData(com.viaversion.viaversion.protocols.protocol1_13to1_12_2.data.StatisticData) Item(com.viaversion.viaversion.api.minecraft.item.Item) DataItem(com.viaversion.viaversion.api.minecraft.item.DataItem) TabCompleteTracker(com.viaversion.viaversion.protocols.protocol1_13to1_12_2.storage.TabCompleteTracker) ValueTransformer(com.viaversion.viaversion.api.protocol.remapper.ValueTransformer) PacketHandler(com.viaversion.viaversion.api.protocol.remapper.PacketHandler) PacketWrapper(com.viaversion.viaversion.api.protocol.packet.PacketWrapper) SoundRewriter(com.viaversion.viaversion.rewriter.SoundRewriter) ClientWorld(com.viaversion.viaversion.protocols.protocol1_9_3to1_9_1_2.storage.ClientWorld) Map(java.util.Map) HashMap(java.util.HashMap)

Aggregations

Sets (com.google.common.collect.Sets)1 Ints (com.google.common.primitives.Ints)1 JsonObject (com.google.gson.JsonObject)1 JsonParseException (com.google.gson.JsonParseException)1 Via (com.viaversion.viaversion.api.Via)1 UserConnection (com.viaversion.viaversion.api.connection.UserConnection)1 Position (com.viaversion.viaversion.api.minecraft.Position)1 Entity1_13Types (com.viaversion.viaversion.api.minecraft.entities.Entity1_13Types)1 DataItem (com.viaversion.viaversion.api.minecraft.item.DataItem)1 Item (com.viaversion.viaversion.api.minecraft.item.Item)1 ViaProviders (com.viaversion.viaversion.api.platform.providers.ViaProviders)1 AbstractProtocol (com.viaversion.viaversion.api.protocol.AbstractProtocol)1 PacketWrapper (com.viaversion.viaversion.api.protocol.packet.PacketWrapper)1 State (com.viaversion.viaversion.api.protocol.packet.State)1 PacketHandler (com.viaversion.viaversion.api.protocol.remapper.PacketHandler)1 PacketRemapper (com.viaversion.viaversion.api.protocol.remapper.PacketRemapper)1 ValueTransformer (com.viaversion.viaversion.api.protocol.remapper.ValueTransformer)1 EntityRewriter (com.viaversion.viaversion.api.rewriter.EntityRewriter)1 ItemRewriter (com.viaversion.viaversion.api.rewriter.ItemRewriter)1 Type (com.viaversion.viaversion.api.type.Type)1