logging.ts

import type { Env } from './types';
import type { Reporter, Tracker } from 'workers-logger';
import { track, enable } from 'workers-logger';
import { defaultReporter } from 'diary';
import Toucan from 'toucan-js';

function createReporter(
	request: Request,
	env: Env,
	ctx?: ExecutionContext,
): Reporter {
	if (!env.SENTRY_DSN) {
		return (events) => {
			for (const event of events) {
				defaultReporter(event);
			}
		};
	}

	const options = {
		dsn: env.SENTRY_DSN,
		request,
	};

	if (ctx) {
		options.context = ctx;
	}

	const Sentry = new Toucan(options);

	return (events) => {
		for (const event of events) {
			switch (event.level) {
				case 'error':
				case 'fatal':
					Sentry.captureException(event.error);
					break;
				case 'info':
				case 'warn':
				case 'log':
					Sentry.captureMessage(event.message, event.level);
					break;
			}
		}
	};
}

function configureLogger(name: string) {
	function createLogger(
		request: Request,
		env: Env,
		ctx?: ExecutionContext,
	): Tracker {
		const reporter = createReporter(request, env, ctx);
		const logger = track(request, name, reporter);

		enable(env.DEBUG ?? '*');

		return logger;
	}

	return createLogger;
}

export { configureLogger };