<?php

declare(strict_types=1);

namespace SixShop\System\Entity;

use SixShop\Core\Entity\BaseEntity;
use SixShop\System\Model\CronJobLogModel;
use think\Paginator;

/**
 * @mixin CronJobLogModel
 */
class CronJobLogEntity extends BaseEntity
{
    /**
     * 查询统计数据（成功数、失败数），支持筛选条件
     */
    public function getStats(array $params = []): array
    {
        $query = CronJobLogModel::field([
            'COUNT(*) as total',
            'SUM(CASE WHEN success = 1 THEN 1 ELSE 0 END) as success_count',
            'SUM(CASE WHEN success = 0 THEN 1 ELSE 0 END) as fail_count'
        ]);

        $this->applyFilters($query, $params);

        $result = $query->select()->toArray();
        $stats = $result[0] ?? [];

        return [
            'total' => (int)($stats['total'] ?? 0),
            'success_count' => (int)($stats['success_count'] ?? 0),
            'fail_count' => (int)($stats['fail_count'] ?? 0),
        ];
    }

    /**
     * 分页查询日志列表，支持筛选条件
     */
    public function getList(array $params, array $pageAndLimit = []): Paginator
    {
        $query = $this->order('id', 'desc');

        $this->applyFilters($query, $params);

        return $query->paginate($pageAndLimit);
    }

    /**
     * 应用筛选条件
     */
    private function applyFilters($query, array $params): void
    {
        if (!empty($params['name'])) {
            $query->whereLike('name', '%' . $params['name'] . '%');
        }
        if (isset($params['success']) && $params['success'] !== '') {
            $query->where('success', intval($params['success']));
        }
        if (!empty($params['start_time'])) {
            $query->where('create_time', '>=', $params['start_time']);
        }
        if (!empty($params['end_time'])) {
            $query->where('create_time', '<=', $params['end_time']);
        }
    }

    /**
     * 获取每个任务的最新一次执行记录
     */
    public function getLatestPerJob(): array
    {
        $subQuery = $this->field('MAX(id) as max_id')
            ->group('name')
            ->buildSql();

        $records = $this->where('id IN ' . $subQuery)
            ->order('id', 'desc')
            ->select()
            ->toArray();

        return array_map(function (array $record): array {
            return [
                'name' => $record['name'],
                'rule' => $record['rule'],
                'last_time' => $record['create_time'],
                'duration' => $record['duration'],
                'success' => $record['success'],
            ];
        }, $records);
    }

    /**
     * 删除单条日志
     */
    public function deleteById(int $id): void
    {
        $this->model()->destroy($id);
    }

    /**
     * 批量删除日志
     */
    public function deleteByIds(array $ids): void
    {
        $this->model()->destroy($ids);
    }

    /**
     * 清空所有日志
     */
    public function clearAll(): void
    {
        $this->model()->where('1=1')->delete();
    }
}