<?php
declare(strict_types=1);

class AiLogger
{
    public static function log(
        ?int    $companyId,
        string  $provider,
        string  $model,
        string  $callType,
        string  $inputPreview,
        string  $outputPreview,
        int     $durationMs,
        string  $phone      = '',
        ?int    $tokensIn   = null,
        ?int    $tokensOut  = null
    ): void {
        try {
            db()->prepare("
                INSERT INTO ai_logs
                    (company_id, phone_number, provider, model, call_type,
                     input_preview, output_preview, tokens_in, tokens_out, duration_ms)
                VALUES (?,?,?,?,?,?,?,?,?,?)
            ")->execute([
                $companyId ?: null,
                $phone !== '' ? $phone : null,
                $provider,
                $model,
                $callType,
                mb_substr($inputPreview,  0, 500),
                mb_substr($outputPreview, 0, 500),
                $tokensIn,
                $tokensOut,
                $durationMs,
            ]);
        } catch (\Throwable) {
            // Never break the bot for a log failure
        }
    }
}