96 lines
3 KiB
JavaScript
96 lines
3 KiB
JavaScript
// SPDX-FileCopyrightText: 2021 Johannes Loher
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//
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// SPDX-License-Identifier: MIT
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import promises from "node:fs/promises";
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import path from "node:path";
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import Datastore from "@seald-io/nedb";
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/**
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* Removes unwanted data from a pack entry
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*/
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function cleanPackEntry(entry, cleanSourceId = true) {
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if (cleanSourceId) {
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delete entry.flags?.core?.sourceId;
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}
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Object.keys(entry.flags).forEach((scope) => {
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if (Object.keys(entry.flags[scope]).length === 0) {
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delete entry.flags[scope];
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}
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});
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if (entry.permission) entry.permission = { default: 0 };
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const embeddedDocumentCollections = [
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"drawings",
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"effects",
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"items",
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"lights",
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"notes",
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"results",
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"sounds",
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"templates",
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"tiles",
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"tokens",
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"walls",
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];
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embeddedDocumentCollections
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.flatMap((embeddedDocumentCollection) => entry[embeddedDocumentCollection] ?? [])
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.forEach((embeddedEntry) => cleanPackEntry(embeddedEntry, false));
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return entry;
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}
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/**
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* Converts a JSON string containing an array to a Pack (NeDB) string.
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* @param {string} jsonString The input JSON string
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* @returns {string} The resulting Pack string
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*/
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export function convertJSONToPack(jsonString) {
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return (
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JSON.parse(jsonString)
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.map((entry) => cleanPackEntry(entry))
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.map((entry) => JSON.stringify(entry))
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.join("\n") + "\n"
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);
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}
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/**
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* Converts a pack file (NeDB) to a JSON string.
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* @param {string} filename The name of the pack file
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* @returns {Promise<Array<unknown>>} A promise that resolves to an array of the documents in the pack file
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*/
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function convertPackFileToJSON(filename) {
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const db = new Datastore({ filename, autoload: true });
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return new Promise((resolve, reject) => {
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db.find({}, (err, docs) => {
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if (err) {
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reject(err);
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} else {
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resolve(
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JSON.stringify(
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docs.map((entry) => cleanPackEntry(entry)),
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undefined,
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4,
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) + "\n",
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);
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}
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});
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});
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}
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/**
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* Converts a pack file (NeDB) to a JSON file and puts it in the given directory. If no directory is given, it is put
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* into the same directory as the pack file.
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* @param {string} filename The name of the pack file
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* @param {string} [directory] A directory to put the json file into
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* @returns {Promise<void>} A promise that resolves once the JSON file has been written
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*/
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export async function convertPackFileToJSONFile(filename, directory) {
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if (directory === undefined) {
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directory = path.dirname(filename);
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}
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console.log(" ", path.basename(filename));
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const jsonFilePath = path.join(directory, `${path.basename(filename, path.extname(filename))}.json`);
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const json = await convertPackFileToJSON(filename);
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await promises.writeFile(jsonFilePath, json);
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}
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