// author: simon-pierre boucher <contact@spboucher.ai>
import { pino, type Logger } from "pino";

const REDACT_PATHS = [
  "req.headers.authorization",
  "req.headers.cookie",
  "res.headers['set-cookie']",
  "headers.authorization",
  "headers.cookie",
  "*.apiKey",
  "*.cookies",
  "*.cookies_enc",
  "*.secret",
  "llm.apiKey",
];

export const logger: Logger = pino({
  level: process.env["LOG_LEVEL"] ?? "info",
  base: { service: "tendril" },
  redact: { paths: REDACT_PATHS, censor: "[redacted]" },
  formatters: {
    level(label) {
      return { level: label };
    },
  },
});

export type { Logger };

export function childLogger(bindings: Record<string, unknown>): Logger {
  return logger.child(bindings);
}