<?php

namespace plugin\admin\app\service;

use plugin\admin\app\repository\DeviceUsageRepository;

/**
 * 设备使用情况服务层
 * 负责业务逻辑组装，Repository 只做数据访问
 * 设备下拉选项复用 DeviceStatusService
 */
class DeviceUsageService extends BaseService
{
    private DeviceUsageRepository $repository;
    private DeviceStatusService $deviceStatusService;

    public function __construct()
    {
        $this->repository = DeviceUsageRepository::new();
        $this->deviceStatusService = new DeviceStatusService();
    }

    /**
     * 获取设备使用情况列表（带分页、筛选）
     */
    public function getUsageList(array $params): array
    {
        $page = max(1, (int)($params['page'] ?? 1));
        $limit = max(1, (int)($params['limit'] ?? 20));

        // 解析医院多选参数
        $filters = [];
        $hospitalId = $params['hospital_id'] ?? null;
        if ($hospitalId) {
            if (is_array($hospitalId) && ($hospitalId[0] ?? '') === 'in') {
                $filters['hospital_ids'] = explode(',', trim($hospitalId[1] ?? ''));
            } else {
                $filters['hospital_ids'] = (array)$hospitalId;
            }
        }

        if (!empty($params['device_id'])) {
            $filters['device_id'] = $params['device_id'];
        }
        if (!empty($params['start_time'])) {
            $filters['start_time'] = $params['start_time'];
        }
        if (!empty($params['end_time'])) {
            $filters['end_time'] = $params['end_time'];
        }

        $result = $this->repository->paginateCycles($filters, $page, $limit);

        $data = [];
        foreach ($result['items'] as $item) {
            $data[] = $this->repository->formatCycleItem($item);
        }

        return ['total' => $result['total'], 'data' => $data];
    }

    /**
     * 获取设备下拉选项（复用 DeviceStatusService）
     */
    public function getDeviceOptions(): array
    {
        return $this->deviceStatusService->getDeviceOptions();
    }
}