initial commit

lib/logger.ts

@@ -0,0 +1,55 @@
+// Simple in-memory logger for API requests
+
+interface LogEntry {
+  timestamp: string;
+  method: string;
+  endpoint: string;
+  statusCode?: number;
+  responseTime?: number;
+  requestBody?: any;
+  error?: string;
+  apiKey?: string; // This will be redacted in the UI
+}
+
+class Logger {
+  private logs: LogEntry[] = [];
+  private maxLogs: number = 100;
+
+  log(entry: LogEntry): void {
+    // Remove sensitive information before storing
+    const sanitizedEntry = { ...entry };
+    
+    // If apiKey exists, replace it with a redacted version
+    if (sanitizedEntry.apiKey) {
+      const key = sanitizedEntry.apiKey;
+      sanitizedEntry.apiKey = key.substring(0, 4) + '...' + key.substring(key.length - 4);
+    }
+    
+    // Add to the beginning for reverse chronological order
+    this.logs.unshift(sanitizedEntry);
+    
+    // Trim logs if they exceed the maximum
+    if (this.logs.length > this.maxLogs) {
+      this.logs = this.logs.slice(0, this.maxLogs);
+    }
+  }
+
+  getLogs(): LogEntry[] {
+    // Return a copy of the logs to prevent modification
+    return [...this.logs];
+  }
+
+  clearLogs(): void {
+    this.logs = [];
+  }
+}
+
+// Singleton instance
+let loggerInstance: Logger | null = null;
+
+export function getLogger(): Logger {
+  if (!loggerInstance) {
+    loggerInstance = new Logger();
+  }
+  return loggerInstance;
+}