90 lines
3.4 KiB
JavaScript
90 lines
3.4 KiB
JavaScript
'use strict';
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// Eagle's item API has no arbitrary custom fields. Keep plugin metadata in
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// userData, keyed by library + item ID, without editing Eagle metadata.json.
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const fs = require('fs');
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const path = require('path');
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const crypto = require('crypto');
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function identity(sourcePath, itemId) {
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const directory = path.dirname(path.resolve(sourcePath));
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const match = path.basename(directory).match(/^(.+)\.info$/i);
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return match
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? path.dirname(directory) + ':' + (itemId || match[1])
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: path.resolve(sourcePath);
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}
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function createStore(userDataPath, sourcePath, itemId) {
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const key = crypto.createHash('sha256').update(identity(sourcePath, itemId)).digest('hex');
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const directory = path.join(userDataPath, 'SpineViewer', 'preview-settings');
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const file = path.join(directory, key + '.json');
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return {
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file,
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read() {
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try {
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const data = JSON.parse(fs.readFileSync(file, 'utf8'));
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return typeof data.premultipliedAlpha === 'boolean' ? data.premultipliedAlpha : undefined;
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} catch (e) {
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if (e.code === 'ENOENT') return undefined;
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throw e;
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}
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},
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// This method is called only by the user's checkbox change event.
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write(premultipliedAlpha) {
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if (typeof premultipliedAlpha !== 'boolean') throw new TypeError('预乘设置必须为布尔值');
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fs.mkdirSync(directory, { recursive: true });
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const temp = file + '.' + crypto.randomBytes(8).toString('hex') + '.tmp';
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try {
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fs.writeFileSync(temp, JSON.stringify({ premultipliedAlpha }, null, 2) + '\n', { flag: 'wx' });
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fs.renameSync(temp, file);
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} finally {
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try { fs.unlinkSync(temp); } catch (e) { if (e.code !== 'ENOENT') throw e; }
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}
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}
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};
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}
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async function resolveDataPath(app) {
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try {
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const value = app && (app.userDataPath || (typeof app.getPath === 'function' && await app.getPath('userData')));
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if (typeof value === 'string' && value) return value;
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} catch (e) { /* Some Eagle format-view windows reject app.getPath IPC. */ }
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const home = require('os').homedir();
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if (process.platform === 'darwin') return path.join(home, 'Library', 'Application Support', 'Eagle');
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if (process.platform === 'win32') return path.join(process.env.APPDATA || path.join(home, 'AppData', 'Roaming'), 'Eagle');
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return path.join(process.env.XDG_CONFIG_HOME || path.join(home, '.config'), 'Eagle');
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}
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// 尾缀表是全局偏好（不是每个素材一份）：同一台机器上所有素材、所有库共用。
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// 查看器在加载资源前读取它，用户的增删都会立即落盘。
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function createSuffixStore(userDataPath) {
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const directory = path.join(userDataPath, 'SpineViewer');
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const file = path.join(directory, 'suffix-settings.json');
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return {
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file,
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read() {
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try {
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const data = JSON.parse(fs.readFileSync(file, 'utf8'));
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return Array.isArray(data.suffixes) ? data.suffixes : [];
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} catch (e) {
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if (e.code === 'ENOENT') return [];
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throw e;
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}
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},
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// 仅在用户通过下拉列表增删尾缀时调用。
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write(suffixes) {
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if (!Array.isArray(suffixes)) throw new TypeError('尾缀设置必须为数组');
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fs.mkdirSync(directory, { recursive: true });
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const temp = file + '.' + crypto.randomBytes(8).toString('hex') + '.tmp';
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try {
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fs.writeFileSync(temp, JSON.stringify({ suffixes }, null, 2) + '\n', { flag: 'wx' });
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fs.renameSync(temp, file);
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} finally {
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try { fs.unlinkSync(temp); } catch (e) { if (e.code !== 'ENOENT') throw e; }
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}
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}
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};
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}
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module.exports = { createStore, createSuffixStore, resolveDataPath };
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