@etothepii/satisfactory-file-parser/build/parser/stream/save-stream-writer.class.js

A file parser for satisfactory files. Includes save files and blueprint files.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.SaveStreamWriter = void 0;
class SaveStreamWriter {
    constructor(writer) {
        this.writer = writer;
        this.mode = 'BEFORE_START';
        this.formatTracker = {
            levels: []
        };
    }
    async beginSave() {
        if (this.mode !== 'BEFORE_START') {
            throw new Error(`Wrong order of commands. Already opened save. mode is ${this.mode}.`);
        }
        await this.writer.write('{');
        this.mode = 'OPENED_SAVE';
    }
    async writeHeader(header) {
        if (this.mode !== 'OPENED_SAVE') {
            throw new Error(`Wrong order of commands. Header has to come after save open. mode is ${this.mode}.`);
        }
        await this.writer.write(`"header": ${JSON.stringify(header)}`);
        this.mode = 'FINISHED_HEADER';
    }
    async writeCompressionInfo(compressionInfo) {
        if (this.mode !== 'FINISHED_HEADER') {
            throw new Error(`Wrong order of commands. Compression info has to come after header. mode is ${this.mode}.`);
        }
        await this.writer.write(`, "compressionInfo": ${JSON.stringify(compressionInfo)}`);
        this.mode = 'WROTE_COMPRESSION_INFO';
    }
    async writeGridHash(gridHash) {
        if (this.mode !== 'WROTE_COMPRESSION_INFO') {
            throw new Error(`Wrong order of commands. Save hbody hash has to come after compression info. mode is ${this.mode}.`);
        }
        await this.writer.write(`, "gridHash": ${JSON.stringify(gridHash)}`);
        this.mode = 'WROTE_GRID_HASH';
    }
    async writeGrids(grids) {
        if (this.mode !== 'WROTE_GRID_HASH') {
            throw new Error(`Wrong order of commands. Grids have to come after save body hash info. mode is ${this.mode}.`);
        }
        await this.writer.write(`, "grids": ${JSON.stringify(grids)}`);
        this.mode = 'WROTE_GRIDS';
    }
    async openLevels() {
        if (this.mode !== 'WROTE_GRIDS') {
            throw new Error(`Wrong order of commands. Levels have to come after grids info. mode is ${this.mode}.`);
        }
        await this.writer.write(`, "levels": [`);
        this.mode = 'OPENED_LEVELS';
    }
    async openLevel(levelName) {
        if (this.mode !== 'OPENED_LEVELS' && this.mode !== 'FINISHED_LEVEL') {
            throw new Error(`Wrong order of commands. Single level can only come after opening levels array or after finishing single level. mode is ${this.mode}.`);
        }
        this.formatTracker.levels.push({
            objectCount: 0, collectablesCount: 0
        });
        const prefix = this.formatTracker.levels.length > 1 ? ', ' : '';
        await this.writer.write(`${prefix}{"name": "${levelName}", "objects": [`);
        this.mode = 'OPENED_LEVEL';
    }
    async writeObjects(...objects) {
        if (this.mode !== 'OPENED_LEVEL' && this.mode !== 'WROTE_OBJECT') {
            throw new Error(`Wrong order of commands. An object can not be written into the level if it was not opened or other objects were not written. mode is ${this.mode}.`);
        }
        const stringified = objects.map(saveObj => JSON.stringify(saveObj));
        for (const obj of stringified) {
            await this.writer.write(`${this.formatTracker.levels.at(-1).objectCount >= 1 ? ', ' : ''}${obj}`);
            this.formatTracker.levels.at(-1).objectCount++;
        }
        this.mode = 'WROTE_OBJECT';
    }
    async switchInLevelToCollectables() {
        if (this.mode !== 'OPENED_LEVEL' && this.mode !== 'WROTE_OBJECT') {
            throw new Error(`Wrong order of commands. The level structure can not be switched to collectables if the level was not opened recently or has not written objects. mode is ${this.mode}.`);
        }
        await this.writer.write(`], "collectables": [`);
        this.mode = 'SWITCH_TO_COLLECTABLES';
    }
    async writeCollectables(...collectables) {
        if (this.mode !== 'SWITCH_TO_COLLECTABLES' && this.mode !== 'WROTE_COLLECTABLE') {
            throw new Error(`Wrong order of commands. A  collectable can not be written into the level if we did not switch to collectables or other collectables were not written. mode is ${this.mode}.`);
        }
        const stringified = collectables.map(coll => JSON.stringify(coll));
        for (const obj of stringified) {
            await this.writer.write(`${this.formatTracker.levels.at(-1).collectablesCount >= 1 ? ', ' : ''}${obj}`);
            this.formatTracker.levels.at(-1).collectablesCount++;
        }
        this.mode = 'WROTE_COLLECTABLE';
    }
    async endLevel() {
        if (this.mode !== 'SWITCH_TO_COLLECTABLES' && this.mode !== 'WROTE_COLLECTABLE') {
            throw new Error(`Wrong order of commands. Single level can not be closed if a switch to collectibles or writing of collectible did not happen. mode is ${this.mode}.`);
        }
        await this.writer.write(`]}`);
        this.mode = 'FINISHED_LEVEL';
    }
    async endLevels() {
        if (this.mode !== 'OPENED_LEVELS' && this.mode !== 'FINISHED_LEVEL') {
            throw new Error(`Wrong order of commands. Levels can only be closed after opening levels array or after finishing single level. mode is ${this.mode}.`);
        }
        await this.writer.write(`]`);
        this.mode = 'FINISHED_LEVELS';
    }
    async endSave() {
        if (this.mode !== 'FINISHED_LEVELS') {
            throw new Error(`Wrong order of commands. Save has to end after levels. mode is ${this.mode}.`);
        }
        await this.writer.write('}');
        this.mode = 'FINISHED_SAVE';
    }
    async close() {
        return this.writer.close();
    }
}
exports.SaveStreamWriter = SaveStreamWriter;