first commit

admin-server/logger.js

@@ -0,0 +1,53 @@
+const fs = require('fs');
+const path = require('path');
+const LOGS_DIR = path.join(__dirname, 'logs');
+const LOG_FILE = path.join(LOGS_DIR, 'admin.log');
+const MAX_SIZE = 20 * 1024 * 1024; 
+
+if (!fs.existsSync(LOGS_DIR)) {
+    fs.mkdirSync(LOGS_DIR, { recursive: true });
+}
+
+function rotateLogIfNeeded() {
+    try {
+        if (fs.existsSync(LOG_FILE)) {
+            const stats = fs.statSync(LOG_FILE);
+            if (stats.size >= MAX_SIZE) {
+                const date = new Date().toISOString().replace(/[:.]/g, '-');
+                const archiveName = `admin-${date}.log`;
+                const archivePath = path.join(LOGS_DIR, archiveName);
+                fs.renameSync(LOG_FILE, archivePath);
+            }
+        }
+    } catch (err) {
+        console.error('[LOGGER] Ошибка ротации лога:', err);
+    }
+}
+
+function format(level, message) {
+    return `[${new Date().toISOString()}] [${level.toUpperCase()}] ${message}\n`;
+}
+
+function log(level, ...args) {
+    const msg = args.map(a => (typeof a === 'string' ? a : JSON.stringify(a))).join(' ');
+    const line = format(level, msg);
+    rotateLogIfNeeded();
+    try {
+        fs.appendFileSync(LOG_FILE, line);
+    } catch (err) {
+        console.error('[LOGGER] Ошибка записи в лог:', err);
+    }
+    if (level === 'error') {
+        console.error(line.trim());
+    } else if (level === 'warn') {
+        console.warn(line.trim());
+    } else {
+        console.log(line.trim());
+    }
+}
+
+module.exports = {
+    info: (...args) => log('info', ...args),
+    warn: (...args) => log('warn', ...args),
+    error: (...args) => log('error', ...args),
+};