fixed logging

libs/logger/src/logger.ts

@@ -19,17 +19,6 @@ import type { LogLevel, LogContext, LogMetadata } from './types';
 // Global logger instances cache
 const loggerInstances = new Map<string, pino.Logger>();
 
-// Pino log level mapping from string to number
-const PINO_LEVELS: Record<LogLevel, number> = {
-  silly: 10,
-  debug: 20,
-  verbose: 25,
-  http: 30,
-  info: 30,
-  warn: 40,
-  error: 50
-};
-
 /**
  * Create transport configuration for Pino based on options
  */
@@ -50,16 +39,11 @@ function createTransports(serviceName: string, options?: {
   if (enableConsole) {
     targets.push({
       target: 'pino-pretty',
-      level: loggingConfig.LOG_LEVEL,
-      options: {
+      level: loggingConfig.LOG_LEVEL,      options: {
         colorize: true,
         translateTime: 'yyyy-mm-dd HH:MM:ss.l',
         ignore: 'pid,hostname',
-        messageFormat: '[{service}] {msg}',
-        customPrettifiers: {
-          service: (service: string) => `${service}`,
-          level: (level: string) => `[${level.toUpperCase()}]`
-        }
+        messageFormat: '[{service}] {msg}'
       }
     });
   }
@@ -95,7 +79,7 @@ function createTransports(serviceName: string, options?: {
       level: loggingConfig.LOG_LEVEL,
       options: {
         batching: true,
-        interval: lokiConfig.LOKI_FLUSH_INTERVAL_MS,
+        interval: lokiConfig.LOKI_BATCH_WAIT,
         host: lokiConfig.LOKI_URL || `http://${lokiConfig.LOKI_HOST}:${lokiConfig.LOKI_PORT}`,
         basicAuth: lokiConfig.LOKI_USERNAME && lokiConfig.LOKI_PASSWORD 
           ? {
@@ -109,11 +93,13 @@ function createTransports(serviceName: string, options?: {
           ...(lokiConfig.LOKI_DEFAULT_LABELS ? JSON.parse(lokiConfig.LOKI_DEFAULT_LABELS) : {})
         },
         timeout: lokiConfig.LOKI_PUSH_TIMEOUT || 10000,
-        silenceErrors: false
+        silenceErrors: false,
+        // Better JSON handling
+        replaceTimestamp: false,
       }
     });
   }
-
+  
   return {
     targets
   };
@@ -161,27 +147,25 @@ function buildLogger(serviceName: string, options?: {
     enableFile,
     enableLoki
   });
-
   const loggerConfig: pino.LoggerOptions = {
-    // level: PINO_LEVELS[level] ? level : 'info',
-    // customLevels: PINO_LEVELS,
-    useOnlyCustomLevels: false,
+    level: level,
     timestamp: () => `,"timestamp":"${new Date().toISOString()}"`,
-    // formatters: {
-    //   level: (label: string) => ({ level: label }),
-    //   bindings: () => ({})
-    // },
     base: {
       service: serviceName,
       environment: loggingConfig.LOG_ENVIRONMENT,
       version: loggingConfig.LOG_SERVICE_VERSION
-    },
-    transport
+    }
   };
 
+  // Only add transport if targets exist to avoid worker thread issues
+  if (transport && transport.targets && transport.targets.length > 0) {
+    loggerConfig.transport = transport;
+  }
+
   return pino(loggerConfig);
 }
 
+
 /**
  * Enhanced Logger class with convenience methods and flexible message handling
  */
@@ -199,8 +183,7 @@ export class Logger {
     this.serviceName = serviceName;
     this.context = context;
     this.pino = createLogger(serviceName, options);
-  }
-  /**
+  }  /**
    * Flexible log method that accepts string or object messages
    */
   log(level: LogLevel, message: string | object, metadata?: LogMetadata): void {
@@ -221,7 +204,7 @@ export class Logger {
   }
 
   /**
-   * Map custom log levels to Pino levels
+   * Map custom log levels to standard Pino levels
    */
   private mapToPinoLevel(level: LogLevel): string {
     switch (level) {