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+/*
+ * Copyright (C) 2020 Yomichan Authors
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <https://www.gnu.org/licenses/>.
+ */
+
+const fs = require('fs');
+const path = require('path');
+
+
+let JSZip = null;
+
+
+function getJSZip() {
+ if (JSZip === null) {
+ process.noDeprecation = true; // Suppress a warning about JSZip
+ JSZip = require(path.join(__dirname, '../ext/mixed/lib/jszip.min.js'));
+ process.noDeprecation = false;
+ }
+ return JSZip;
+}
+
+
+function getArgs(args, argMap) {
+ let key = null;
+ let canKey = true;
+ let onKey = false;
+ for (const arg of args) {
+ onKey = false;
+
+ if (canKey && arg.startsWith('--')) {
+ if (arg.length === 2) {
+ canKey = false;
+ key = null;
+ onKey = false;
+ } else {
+ key = arg.substring(2);
+ onKey = true;
+ }
+ }
+
+ const target = argMap.get(key);
+ if (typeof target === 'boolean') {
+ argMap.set(key, true);
+ key = null;
+ } else if (typeof target === 'number') {
+ argMap.set(key, target + 1);
+ key = null;
+ } else if (target === null || typeof target === 'string') {
+ if (!onKey) {
+ argMap.set(key, arg);
+ key = null;
+ }
+ } else if (Array.isArray(target)) {
+ if (!onKey) {
+ target.push(arg);
+ key = null;
+ }
+ } else {
+ console.error(`Unknown argument: ${arg}`);
+ key = null;
+ }
+ }
+
+ return argMap;
+}
+
+function getAllFiles(baseDirectory, relativeTo=null, predicate=null) {
+ const results = [];
+ const directories = [baseDirectory];
+ while (directories.length > 0) {
+ const directory = directories.shift();
+ const fileNames = fs.readdirSync(directory);
+ for (const fileName of fileNames) {
+ const fullFileName = path.join(directory, fileName);
+ const relativeFileName = (relativeTo !== null ? path.relative(relativeTo, fullFileName) : fullFileName);
+ const stats = fs.lstatSync(fullFileName);
+ if (stats.isFile()) {
+ if (typeof predicate !== 'function' || predicate(fullFileName, directory, baseDirectory)) {
+ results.push(relativeFileName);
+ }
+ } else if (stats.isDirectory()) {
+ directories.push(fullFileName);
+ }
+ }
+ }
+ return results;
+}
+
+function getDefaultManifest() {
+ const {manifest} = getDefaultManifestAndVariants();
+ return manifest;
+}
+
+function getDefaultManifestAndVariants() {
+ const fileName = path.join(__dirname, 'data', 'manifest-variants.json');
+ const {manifest, variants} = JSON.parse(fs.readFileSync(fileName));
+ return {manifest, variants};
+}
+
+function createManifestString(manifest) {
+ return JSON.stringify(manifest, null, 4) + '\n';
+}
+
+function createDictionaryArchive(dictionaryDirectory, dictionaryName) {
+ const fileNames = fs.readdirSync(dictionaryDirectory);
+
+ const JSZip2 = getJSZip();
+ const archive = new JSZip2();
+
+ for (const fileName of fileNames) {
+ if (/\.json$/.test(fileName)) {
+ const content = fs.readFileSync(path.join(dictionaryDirectory, fileName), {encoding: 'utf8'});
+ const json = JSON.parse(content);
+ if (fileName === 'index.json' && typeof dictionaryName === 'string') {
+ json.title = dictionaryName;
+ }
+ archive.file(fileName, JSON.stringify(json, null, 0));
+ } else {
+ const content = fs.readFileSync(path.join(dictionaryDirectory, fileName), {encoding: null});
+ archive.file(fileName, content);
+ }
+ }
+
+ return archive;
+}
+
+
+module.exports = {
+ get JSZip() { return getJSZip(); },
+ getArgs,
+ getAllFiles,
+ getDefaultManifest,
+ getDefaultManifestAndVariants,
+ createManifestString,
+ createDictionaryArchive
+};