<?php

namespace App\Exports;

use Maatwebsite\Excel\Concerns\WithHeadings;    //设置标题
use Maatwebsite\Excel\Concerns\WithStrictNullComparison;   //为空时零填充
use Maatwebsite\Excel\Concerns\ShouldAutoSize;      //自动单元格尺寸
use PhpOffice\PhpSpreadsheet\Style\NumberFormat;      //设置单元格数据格式
use Maatwebsite\Excel\Concerns\WithColumnFormatting;   
use Maatwebsite\Excel\Concerns\FromCollection;  
use App\Models\Wechat;
use App\Models\User;
use App\Models\ReferreAwardHistory;
use Illuminate\Support\Collection;
class RedPacketExport implements FromCollection ,WithHeadings,WithStrictNullComparison,WithColumnFormatting,ShouldAutoSize
{
    private $data;
    public function __construct($data)
    {
        $this->data = $data;
    }
    public function headings(): array
    {   
        return [
            'id',
            '用户id',
            '类型',
            'openid',
            '金额',
            '是否发放',
            '手机号',
            '名字'
        ];
    }
    //设置列格式
    public function columnFormats(): array
    {
        return [
            'A' => NumberFormat::FORMAT_TEXT,
        ];
    }
    public function collection()
    {
        $data = collect($this->data);
        return $data;
    }

}