parking_manage_system/app/Http/Controllers/Admin/LicensePlateRecognitionController.php

<?php

namespace App\Http\Controllers\Admin;

use App\Exports\LicensePlateRecognitionExport;
use App\Models\LicensePlateRecognition;
use App\Services\ApiResponseService;
use App\Services\LicensePlateRecognitionService;
use Exception;
use Illuminate\Http\JsonResponse;
use Illuminate\Http\Request;
use Maatwebsite\Excel\Facades\Excel;
use Symfony\Component\HttpFoundation\BinaryFileResponse;

class LicensePlateRecognitionController extends BaseController
{
    protected LicensePlateRecognitionService $service;

    /**
     * 构造函数
     * @param ApiResponseService         $responseService
     * @param LicensePlateRecognitionService $service
     */
    public function __construct(
        ApiResponseService $responseService,
        LicensePlateRecognitionService $service
    ) {
        parent::__construct($responseService);
        $this->service = $service;
    }

    public function index(Request $request): JsonResponse
    {
        try {
            $query = LicensePlateRecognition::query();

            if ($request->has('start_time') && $request->has('end_time')) {
                $start_time = $request->input('start_time');
                $end_time = $request->input('end_time');
                if (strtotime($start_time) && strtotime($end_time)) {
                    $query->whereBetween('time_slot', [$start_time, $end_time]);
                }
            }

            // 分页
            $page = $request->input('page', 1);
            $perPage = $request->input('per_page', 10);

            $columns = ['time_slot'];

            $total = 0;
            $all = $query->groupBy('time_slot')->select($columns)->get();
            if ($all) {
                $total = count($all);
            }
            $items = $query->groupBy(['time_slot'])->latest('time_slot')
                ->forPage($page, $perPage)->get()->each(function ($item) {
                    $countData = $this->service->getCount($item['time_slot']);
                    $item['sum_count'] = $countData['sum_count'];
                    $item['high_ratio'] = $countData['high_ratio'];
                    $item['middle_ratio'] = $countData['middle_ratio'];
                    $item['manual_count'] = $countData['manual_count'];
                    $item['manual_ratio'] = $countData['manual_ratio'];
                    return $item;
                });
            return $this->responseService->success([
                'items'     => $items,
                'total'     => $total,
                'page'      => $page,
                'per_page'  => $perPage,
                'last_page' => ceil($total / $perPage),
            ]);
        } catch (Exception $e) {
            $m_prefix = __('exception.exception_handler.resource');
            return $this->responseService->systemError(
                $m_prefix . '：' . $e->getMessage()
            );
        }
    }

    public function curveGraph(Request $request): JsonResponse
    {
        try {
            $query = LicensePlateRecognition::query();
            if ($request->has('start_time') && $request->has('end_time')) {
                $start_time = $request->input('start_time');
                $end_time = $request->input('end_time');
                if (strtotime($start_time) && strtotime($end_time)) {
                    $query->whereBetween('time_slot', [$start_time, $end_time]);
                }
            }
            // 分页
            $page = 1;
            $perPage = 16;
            $items = $query->groupBy(['time_slot'])->latest('time_slot')
                ->forPage($page, $perPage)->select('time_slot')->get()
                ->each(function ($item) {
                    $countData = $this->service->getCount($item['time_slot']);
                    $item['high_ratio'] = $countData['high_ratio'];
                    $item['middle_ratio'] = $countData['middle_ratio'];
                    $item['manual_ratio'] = $countData['manual_ratio'];
                    return $item;
                });
            return $this->responseService->success($items);
        } catch (Exception $e) {
            $m_prefix = __('exception.exception_handler.resource');
            return $this->responseService->systemError(
                $m_prefix . '：' . $e->getMessage()
            );
        }
    }

    /**
     * @return BinaryFileResponse
     */
    public function export(): BinaryFileResponse
    {
        return Excel::download(
            new LicensePlateRecognitionExport(),
            set_space_underline(__('exports.license_plate_recognition.list'))
            . get_datetime('date_')
            . '.xlsx'
        );
    }
}