wx.sstbc.com/app/Models/StockCompany.php

<?php

namespace App\Models;

class StockCompany extends SoftDeletesModel
{
    public $table = 'stock_companys';

    protected $appends = ['is_after_enrollment_text'];

    /**
     * 获取是否入学后上市的文本
     */
    public function getIsAfterEnrollmentTextAttribute()
    {
        $array = [
            0 => '否',
            1 => '是',
        ];
        return $array[$this->is_after_enrollment] ?? '否';
    }

    /**
     * 关联公司
     */
    public function company()
    {
        return $this->belongsTo(Company::class, 'company_id', 'id');
    }

    /**
     * 获取指定时间范围内的上市公司数量（统计或列表）
     * @param string|null $start_date 开始日期
     * @param string|null $end_date 结束日期
     * @param bool $retList 是否返回列表，false返回数量，true返回列表
     * @return int|\Illuminate\Database\Eloquent\Collection
     */
    public static function getByDateRange($start_date = null, $end_date = null, $retList = false)
    {
        $query = self::when($start_date && $end_date, function ($query) use ($start_date, $end_date) {
            $query->whereBetween('stock_date', [$start_date, $end_date]);
        });

        if ($retList) {
            return $query->get();
        } else {
            return $query->count();
        }
    }

    /**
     * 获取入学后上市的公司数量（统计或列表）
     * @param string|null $start_date 开始日期
     * @param string|null $end_date 结束日期
     * @param bool $retList 是否返回列表，false返回数量，true返回列表
     * @return int|\Illuminate\Database\Eloquent\Collection
     */
    public static function getAfterEnrollment($start_date = null, $end_date = null, $retList = false)
    {
        $query = self::where('is_after_enrollment', 1)
            ->when($start_date && $end_date, function ($query) use ($start_date, $end_date) {
                $query->whereBetween('stock_date', [$start_date, $end_date]);
            });

        if ($retList) {
            return $query->get();
        } else {
            return $query->count();
        }
    }
}