Function run

apps/web/src/scripts/posthog/fetch-event-definitions.ts:94–142

()

}

export async function run(): Promise<void> {
  console.log('🔍 Fetching PostHog event definitions and properties...\n');

  try {
    // Fetch all events
    const events = await fetchAllEventDefinitions();
    console.log(`\n✅ Retrieved ${events.length} total events\n`);

    // Fetch properties for each event
    const eventsWithProperties: EventWithProperties[] = [];
    let processedCount = 0;

    for (const event of events) {
      processedCount++;
      console.log(`[${processedCount}/${events.length}] Fetching properties for: ${event.name}`);

      const properties = await fetchPropertiesForEvent(event.name);
      eventsWithProperties.push({
        ...event,
        properties,
      });

      console.log(`  Found ${properties.length} properties`);
    }

    // Save to file
    const outputPath = join(process.cwd(), 'posthog-event-definitions.json');
    await writeFile(outputPath, JSON.stringify(eventsWithProperties, null, 2), 'utf-8');

    console.log(`\n✅ Complete! Data saved to: ${outputPath}`);
    console.log(`\nSummary:`);
    console.log(`  Total events: ${eventsWithProperties.length}`);
    console.log(
      `  Total properties: ${eventsWithProperties.reduce((sum, e) => sum + e.properties.length, 0)}`
    );

    // Print sample of events with most properties
    console.log(`\nTop 10 events by property count:`);
    const sortedByProperties = [...eventsWithProperties].sort(
      (a, b) => b.properties.length - a.properties.length
    );
    sortedByProperties.slice(0, 10).forEach((event, index) => {
      console.log(`  ${index + 1}. ${event.name} (${event.properties.length} properties)`);
    });
  } catch (error) {
    console.error('❌ Error:', error);
    throw error;
  }
}

run().then(console.log, console.error);