<?php

declare(strict_types=1);

require_once __DIR__ . '/../includes/cron.php';

run_cron_job('build_daily_aggregates', function (): string {
    $since = gmdate('Y-m-d', time() - 90 * 86400);
    db_execute('DELETE FROM daily_aggregates WHERE aggregate_date >= ?', 's', [$since]);
    $inserted = 0;

    $stmt = db_execute(
        'INSERT INTO daily_aggregates (website_id, aggregate_date, metric_key, dimension_key, dimension_value, metric_value)
         SELECT website_id, DATE(entered_at), ?, "", "", COUNT(*)
         FROM page_views WHERE DATE(entered_at) >= ? GROUP BY website_id, DATE(entered_at)',
        'ss',
        ['page_views', $since]
    );
    $inserted += $stmt->affected_rows;

    $stmt = db_execute(
        'INSERT INTO daily_aggregates (website_id, aggregate_date, metric_key, dimension_key, dimension_value, metric_value)
         SELECT website_id, DATE(occurred_at), ?, "", "", COUNT(*)
         FROM events WHERE DATE(occurred_at) >= ? GROUP BY website_id, DATE(occurred_at)',
        'ss',
        ['events', $since]
    );
    $inserted += $stmt->affected_rows;

    $stmt = db_execute(
        'INSERT INTO daily_aggregates (website_id, aggregate_date, metric_key, dimension_key, dimension_value, metric_value)
         SELECT website_id, DATE(started_at), ?, "", "", COUNT(*)
         FROM sessions WHERE DATE(started_at) >= ? GROUP BY website_id, DATE(started_at)',
        'ss',
        ['sessions', $since]
    );
    $inserted += $stmt->affected_rows;

    return $inserted . ' daily aggregates written';
});