@jsprismarine/prismarine/dist/block/BlockMappings.cjs.cjs

Dedicated Minecraft Bedrock Edition server written in TypeScript

'use strict';

Object.defineProperty(exports, Symbol.toStringTag, { value: 'Module' });

const nbt = require('@jsprismarine/nbt');
const BedrockData = require('@jsprismarine/bedrock-data');
const BinaryStream = require('@jsprismarine/jsbinaryutils');
const Zlib = require('zlib');

const _interopDefault = e => e && e.__esModule ? e : { default: e };

function _interopNamespace(e) {
if (e && e.__esModule) return e;
const n = Object.create(null, { [Symbol.toStringTag]: { value: 'Module' } });
if (e) {
for (const k in e) {
if (k !== 'default') {
const d = Object.getOwnPropertyDescriptor(e, k);
Object.defineProperty(n, k, d.get ? d : {
enumerable: true,
get: () => e[k]
});
}
}
}
n.default = e;
return Object.freeze(n);
}

const BedrockData__namespace = /*#__PURE__*/_interopNamespace(BedrockData);
const BinaryStream__default = /*#__PURE__*/_interopDefault(BinaryStream);

class BlockMappings {
  // private static readonly legacyToRuntimeId: Map<number, number> = new Map();
  // private static readonly runtimeIdToLegacy: Map<number, number> = new Map();
  // block name -> runtimeId (will not support states for now :(...)
  static nameToRuntime = /* @__PURE__ */ new Map();
  static runtimeToName = /* @__PURE__ */ new Map();
  static async initMappings(server) {
    try {
      const stream = new BinaryStream__default.default(
        Zlib.gunzipSync(BedrockData__namespace.canonical_block_states)
        // Vanilla states
      );
      const reader = new nbt.NBTReader(stream, nbt.ByteOrder.BIG_ENDIAN);
      for (const blockTag of reader.parseList()) {
        const name = blockTag.getString("name", "minecraft:air");
        const runtimeId = blockTag.getNumber("runtimeId", 0);
        this.registerMapping(name, runtimeId);
      }
    } catch (error) {
      server.getLogger().error("Failed to load block mappings");
      server.getLogger().error(error);
    }
  }
  static reset() {
    this.nameToRuntime.clear();
    this.runtimeToName.clear();
  }
  static registerMapping(name, runtimeId) {
    this.nameToRuntime.set(name, runtimeId);
    this.runtimeToName.set(runtimeId, name);
  }
  static getRuntimeId(name) {
    return name ? this.nameToRuntime.get(name) : 0;
  }
  static getLegacyId(runtimeId) {
    const name = this.runtimeToName.get(runtimeId);
    const legacyId = BedrockData__namespace.block_id_map[name];
    return { id: legacyId & 15, meta: 0 };
  }
}

exports.BlockMappings = BlockMappings;
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LEdBQUEsQ0FBSSxJQUFJLENBQUssR0FBQSxDQUFBO0FBQUE7QUFDbEQsRUFFQSxPQUFjLFlBQVksU0FBNkIsRUFBQTtBQUNuRCxJQUFBLE1BQU0sSUFBTyxHQUFBLElBQUEsQ0FBSyxhQUFjLENBQUEsR0FBQSxDQUFJLFNBQVMsQ0FBQTtBQUM3QyxJQUFNLE1BQUEsUUFBQSxHQUFZRixzQkFBb0IsQ0FBQSxZQUFBLENBQWEsSUFBSSxDQUFBO0FBRXZELElBQUEsT0FBaUIsRUFBRSxFQUFBLEVBQUksUUFBVyxHQUFBLEVBQUEsRUFBSyxNQUFNLENBQUUsRUFBQTtBQUFBO0FBRXZEOzs7OyJ9