HNWelcomeSystemAdminDcat/app/Admin/Extensions/Exporter/ImportCompletedOfflineStep.php

<?php


namespace App\Admin\Extensions\Exporter;


use App\Models\CompletedOfflineStep;
use App\Models\Config;
use App\Models\SecondaryCollege;
use App\Models\Speciality;
use App\Models\UsersMember;
use Dcat\Admin\Grid\Exporters\AbstractExporter;
use Maatwebsite\Excel\Concerns\Exportable;
use Maatwebsite\Excel\Concerns\FromCollection;
use Maatwebsite\Excel\Concerns\WithHeadings;
use Maatwebsite\Excel\Concerns\WithMapping;

class ImportCompletedOfflineStep extends AbstractExporter implements WithMapping, WithHeadings, FromCollection
{
    use Exportable;
    protected $fileName = '线下报到明细';
    protected $titles = [];

    public function __construct()
    {
        $this->fileName = $this->fileName.'_'.time().'.xlsx';//拼接下载文件名称
        $this->titles = [
            "name" => '姓名',
            "mobile" => '手机',
            "idcard" => '身份证',
            "sex" => '性别',
            "zb" => '招办签到',
            "xy" => '二级学院签到',
            "sg" => '宿管办签到',
            "speciality_name" => '专业',
            "conllege_name" => '二级学院',
            "annual_session" => '年份',
        ];
        parent::__construct();
    }

    public function export()
    {
        // TODO: Implement export() method.
        $this->download($this->fileName)->prepare(request())->send();
        exit;
    }

    public function collection()
    {
        // TODO: Implement collection() method.
//        return collect($this->buildData());

        //取出当前年份
        $config = Config::query()->where([
            "unique_identification" => "annual_session"
        ])->first();

        $list = CompletedOfflineStep::query()->where([
            "annual_session" => $config->data,
        ])->get()->toArray();
        if(!empty($list)){
            //专业信息
            $specialityList = Speciality::query()->get()->toArray();
            $specialityList = array_column($specialityList, null,"id");

            //二级学院
            $secondary_college = SecondaryCollege::query()->get()->toArray();
            $secondary_college = array_column($secondary_college, null,"id");

            $numberList = array_unique(array_column($list, "unique_number"));

            $userList = UsersMember::query()->whereIn("unique_number", $numberList)->get()->toArray();
            $userList = array_column($userList, null, "unique_number");

            $data = [];

            foreach($list as $item){
                if(array_key_exists($item["unique_number"], $data)){
                    if(!in_array($item["step_id"], $data[$item["unique_number"]])){
                        array_push($data[$item["unique_number"]], $item["step_id"]);
                    }
                }else{
                    $data[$item["unique_number"]][] = $item["step_id"];
                }
            }

            $addList = [];

            foreach($data as $key => $item){

                $zb = "否";
                $xy = "否";
                $sg = "否";

                if(in_array(2, $item)) $zb = "是";
                if(in_array(3, $item)) $xy = "是";
                if(in_array(4, $item)) $sg = "是";

                $add = [
                    "name" => $userList[$key]["name"],
                    "mobile" => $userList[$key]["mobile"],
                    "idcard" => $userList[$key]["idcard"],
                    "sex" => $userList[$key]["sex"] == 1 ? "男" : "女",
                    "zb" => $zb,
                    "xy" => $xy,
                    "sg" => $sg,
                    "speciality_name" => $specialityList[$userList[$key]["speciality_id"]]["speciality_name"],
                    "conllege_name" => $secondary_college[$specialityList[$userList[$key]["speciality_id"]]['secondary_college_id']]['name'],
                    "annual_session" => $config->data,
                ];

                array_push($addList, $add);
            }

            return collect($addList);
        }

    }

    public function headings(): array
    {
        // TODO: Implement headings() method.
        return $this->titles();
    }

    public function map($row): array
    {
        // TODO: Implement map() method.
        return [
            $row["name"],
            $row["mobile"],
            "'".$row['idcard'].'',
            $row["sex"],
            $row["zb"],
            $row["xy"],
            $row["sg"],
            $row["speciality_name"],
            $row["conllege_name"],
            $row["annual_session"],
        ];
    }
}