car_info/app/controller/LocationController.php

<?php

namespace app\controller;

use app\model\Location;
use app\model\Vehicle;
use util\Util;
use support\Request;

class LocationController
{
    /**
     * Get all locations that have vehicles
     */
    public function index(Request $request)
    {
        $locations = Location::with('vehicles')
            ->with(['fboVehicles' => function($query) {
        $query->where([['status','!=', 4]]); // 对关联表 posts 加条件
    }])
            ->whereIn('type',['port','warehouse'])
            ->get()
            ->map(function ($location) {
                $location->vehicle_count = $location->vehicles->count();
                $location->fbo_vehicle_count = $location->fboVehicles->count();
                $location->count = ($location->vehicle_count > 0) ? $location->vehicle_count : $location->fbo_vehicle_count;
                return $location;
            });
        foreach ($locations as &$location) {
            unset($location->vehicles);
            unset($location->fboVehicles);
        }
        return Util::success($locations);
    }

    /**
     * Get all locations that have vehicles
     */
    public function production(Request $request)
    {
        $where = [];
        $status = $request->post('status', '');
        if($status == 1){
            $status = [5,6];
        }elseif ($status == 2){
            $status = [4];
        }elseif ($status == 3){
            $status = [1,2,3,7,8];
            $where[] = ['vin' ,'<>', null];
        }elseif ($status == 4){
            $status = [1,2,3,7,8];
            $where[] = ['vin' ,'=', null];
        }
        $vehicles = Vehicle::select('locations_id')->where($where)->whereNotNull('locations_id');
        if(!empty($status)){
            $vehicles = $vehicles->whereIn('status',$status);
        }
        $locations_id = $vehicles->groupBy('locations_id')->get();
        $locations_id = $locations_id->pluck('locations_id')->toArray();

        $locations = Location::with('vehicles')
            ->with('fboVehicles')
            ->whereIn('id',$locations_id)
            ->get()
            ->map(function ($location) {
                $location->vehicle_count = $location->vehicles->count();
                $location->fbo_vehicle_count = $location->fboVehicles->count();
                $location->count = ($location->vehicle_count > 0) ? $location->vehicle_count : $location->fbo_vehicle_count;
                return $location;
            });
        foreach ($locations as &$location) {
            $location->status = $request->post('status', '');
            unset($location->vehicles);
            unset($location->fboVehicles);
        }
        return Util::success($locations);
    }

    /**
     * Get a specific location with its vehicles
     */
    public function show(Request $request, $id)
    {
        $location = Location::hasVehicles()
            ->with('vehicles')
            ->find($id);
            
        if (!$location) {
            return Util::fail(null, 'Location not found or has no vehicles');
        }
        
        return Util::success($location);
    }
}