xcom2charpool/dist/Unpacker.js

Library for reading, manipulating, and managing XCOM 2 character pool binary files, supporting both browser and Node.js environments.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.Unpacker = void 0;
const NoneProperty_1 = require("./Properties/NoneProperty");
const ArrayProperty_1 = require("./Properties/ArrayProperty");
const BoolProperty_1 = require("./Properties/BoolProperty");
const ByteProperty_1 = require("./Properties/ByteProperty");
const IntProperty_1 = require("./Properties/IntProperty");
const NameProperty_1 = require("./Properties/NameProperty");
const StrProperty_1 = require("./Properties/StrProperty");
const StructProperty_1 = require("./Properties/StructProperty");
const CharacterPoolDataElements_1 = require("./Arrays/CharacterPoolDataElements");
const ArrayOfStructs_1 = require("./Arrays/ArrayOfStructs");
class Unpacker {
    get position() {
        return this.reader.position;
    }
    get length() {
        return this.reader.length;
    }
    constructor(reader) {
        this.reader = reader;
    }
    readFile() {
        const magic = this.reader.uint32();
        if (magic !== 0xffffffff) {
            throw new Error(`Incorrect file magic 0x${magic.toString(16).padStart(8, '0')}`);
        }
        const state = this.properties();
        // Почему-то внизу файла присобачен еще один массив
        const arr = ArrayProperty_1.ArrayProperty.from(this.reader, CharacterPoolDataElements_1.CharacterPoolDataElements.name, this.reader.length - this.reader.position);
        const data = new CharacterPoolDataElements_1.CharacterPoolDataElements(arr, (reader) => new Unpacker(reader));
        if (this.reader.position < this.reader.length) {
            throw new Error(`Reader is not in the end of file! ${this.reader.length - this.reader.position} bytes remains`);
        }
        return { state, data };
    }
    properties() {
        const props = {};
        while (this.reader.position < this.reader.length) {
            const prop = this.property();
            if (!prop)
                return props;
            props[prop.name] = prop.property;
        }
        return props;
    }
    property() {
        const name = this.reader.string();
        this.reader.padding();
        if (name === NoneProperty_1.NoneProperty.PropertyName)
            return;
        const type = this.reader.string();
        this.reader.padding();
        const factory = this.constructor.types[type];
        if (!factory) {
            throw new Error(`Unknown property type ${type} with name ${name}`);
        }
        const size = this.reader.uint32();
        this.reader.padding();
        const property = factory.from(this.reader, name, size, (reader) => new Unpacker(reader));
        if (property instanceof ArrayProperty_1.ArrayProperty) {
            const factory = this.constructor.knownArrays[name];
            if (factory) {
                return { name, property: factory.from(property, name, (reader) => new Unpacker(reader)) };
            }
            else {
                console.warn(`[Unpacker] Array of unknown type ${name}`);
            }
        }
        return { name, property };
    }
}
exports.Unpacker = Unpacker;
Unpacker.types = {
    [ArrayProperty_1.ArrayProperty.name]: ArrayProperty_1.ArrayProperty,
    [BoolProperty_1.BoolProperty.name]: BoolProperty_1.BoolProperty,
    [ByteProperty_1.ByteProperty.name]: ByteProperty_1.ByteProperty,
    [IntProperty_1.IntProperty.name]: IntProperty_1.IntProperty,
    [NameProperty_1.NameProperty.name]: NameProperty_1.NameProperty,
    [StrProperty_1.StrProperty.name]: StrProperty_1.StrProperty,
    [StructProperty_1.StructProperty.name]: StructProperty_1.StructProperty,
};
Unpacker.knownArrays = {
    CharacterPool: ArrayOfStructs_1.ArrayOfStructs,
    ExtraDatas: ArrayOfStructs_1.ArrayOfStructs,
    AppearanceStore: ArrayOfStructs_1.ArrayOfStructs,
    CharacterPoolLoadout: ArrayOfStructs_1.ArrayOfStructs,
    UniformSettings: ArrayOfStructs_1.ArrayOfStructs,
    CosmeticOptions: ArrayOfStructs_1.ArrayOfStructs,
};