尾缀识别

release/UNIVERSAL_SpineViewer/js/spine-preview-settings.js

@@ -55,4 +55,35 @@ async function resolveDataPath(app) {
 	return path.join(process.env.XDG_CONFIG_HOME || path.join(home, '.config'), 'Eagle');
 }
 
-module.exports = { createStore, resolveDataPath };
+// 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。
+// 查看器在加载资源前读取它，用户的增删都会立即落盘。
+function createSuffixStore(userDataPath) {
+	const directory = path.join(userDataPath, 'SpineViewer');
+	const file = path.join(directory, 'suffix-settings.json');
+	return {
+		file,
+		read() {
+			try {
+				const data = JSON.parse(fs.readFileSync(file, 'utf8'));
+				return Array.isArray(data.suffixes) ? data.suffixes : [];
+			} catch (e) {
+				if (e.code === 'ENOENT') return [];
+				throw e;
+			}
+		},
+		// 仅在用户通过下拉列表增删尾缀时调用。
+		write(suffixes) {
+			if (!Array.isArray(suffixes)) throw new TypeError('尾缀设置必须为数组');
+			fs.mkdirSync(directory, { recursive: true });
+			const temp = file + '.' + crypto.randomBytes(8).toString('hex') + '.tmp';
+			try {
+				fs.writeFileSync(temp, JSON.stringify({ suffixes }, null, 2) + '\n', { flag: 'wx' });
+				fs.renameSync(temp, file);
+			} finally {
+				try { fs.unlinkSync(temp); } catch (e) { if (e.code !== 'ENOENT') throw e; }
+			}
+		}
+	};
+}
+
+module.exports = { createStore, createSuffixStore, resolveDataPath };