<?php

namespace app\traits\account;

use app\model\BusinessFlow;

trait BusinessFlowTrait
{
    /**
     * 获取关注的商家列表
     * @param $accountCode
     * @param $page
     * @param $size
     * @return
     */
    public function getBusinessFlowList($accountCode, $page, $size)
    {
        return BusinessFlow::alias("a")
            ->join("business b","a.business_code = b.code")
            ->where("a.user_code",$accountCode)
            ->field(["b.code",
                "b.business_name",
                "b.business_subtitle",
                "b.lat",
                "b.lng",
                "b.characteristic",
                "b.background",
            ])
            ->page($page,$size)
            ->select();
    }

    /**
     * 获取关注的商家的code
     * @param $accountCode
     * @return array
     */
    public function getBusinessFlowCodeArray($accountCode)
    {
        return BusinessFlow::where("user_code",$accountCode)
            ->column("business_code");
    }

    /**
     * 获取关注的商家的code
     * @param $accountCode
     * @param $businessCode
     * @return BusinessFlow|array|\think\Model|null
     * @throws \think\db\exception\DataNotFoundException
     * @throws \think\db\exception\DbException
     * @throws \think\db\exception\ModelNotFoundException
     */
    public function hasBusinessFlow($accountCode,$businessCode)
    {
        return BusinessFlow::where("user_code",$accountCode)
            ->where("business_code",$businessCode)
            ->find();
    }

    /**
     * 关注一个商家
     * @param $accountCode
     * @param $businessCode
     * @param $businessName
     * @return BusinessFlow|\think\Model
     */
    public function createBusinessFlow($accountCode,$businessCode,$businessName)
    {
        return BusinessFlow::create([
            "user_code"=>$accountCode,
            "business_code"=>$businessCode,
            "business_name"=>$businessName,
            "create_time"=>date("Y-m-d H:i:s")
        ]);
    }

}