<?php
declare(strict_types=1);

namespace AttHc\Server\Controllers;

use AttHc\Server\Http;
use AttHc\Server\Store;
use AttHc\Server\Validate;

final class Steps {
    public static function upsert(array $params): void {
        $healthcheckId = $params['id'];
        $stepId        = $params['step_id'];

        if (Store::getHealthcheck($healthcheckId) === null) {
            Http::error(404, 'not_found', 'no healthcheck with that id');
            return;
        }

        $body = Http::readJsonBody();
        $row = [
            'status'        => Validate::status(Validate::requireString($body, 'status', 32)),
            'notes'         => $body['notes'] ?? '',
            'reporting_url' => Validate::requireString($body, 'reporting_url', 512),
            'autocheck'     => isset($body['autocheck']) && is_array($body['autocheck']) ? $body['autocheck'] : null,
        ];
        if (!is_string($row['notes'])) Validate::fail('notes must be a string');

        Store::upsertStep($healthcheckId, $stepId, $row);
        Http::json(200, ['ok' => true]);
    }

    public static function history(array $params): void {
        $stepId  = $params['step_id'];
        $siteKey = $_GET['site_key'] ?? '';
        if (!is_string($siteKey) || $siteKey === '') {
            Http::error(422, 'invalid', 'site_key query param is required');
            return;
        }
        $limit     = max(1, min(50, (int) ($_GET['limit'] ?? 5)));
        $excludeId = isset($_GET['exclude_id']) && is_string($_GET['exclude_id']) ? $_GET['exclude_id'] : null;
        Http::json(200, ['history' => Store::stepHistory($stepId, $siteKey, $limit, $excludeId)]);
    }

    public static function counts(): void {
        $siteKey = $_GET['site_key'] ?? '';
        if (!is_string($siteKey) || $siteKey === '') {
            Http::error(422, 'invalid', 'site_key query param is required');
            return;
        }
        $excludeId = isset($_GET['exclude_id']) && is_string($_GET['exclude_id']) ? $_GET['exclude_id'] : null;
        Http::json(200, ['counts' => Store::stepCountsForSite($siteKey, $excludeId)]);
    }
}