<?php

namespace app\distribution\logic;


use app\distribution\model\DistributionUserCode;
use app\distribution\model\DistributionUserRelation;
use think\facade\Request;

class Distribution extends Base
{

    /**
     * 生成分销关系
     * @param int $user_id 当前用户ID
     * @param int $last_user_id 上一级分销商ID
     * @date 2021-04-01
     */
    public function buildRelation($user_id = 0, $last_user_id = '')
    {

        $distribution_user_relation_model = new DistributionUserRelation();

        //检查该用户是否已生成分销
        $is_relation_exist = $distribution_user_relation_model->getNumber([
            ['user_id', '=', $user_id]
        ]);
        if ($is_relation_exist) {
            return sendErrorArray(3001, '用户已生成分销关系');
        }


        $data = [
            'uid' => $this->mid,
            'user_id' => $user_id
        ];
        //查询上级分销商数据
        if ($last_user_id) {
            $last_distribution_relation = $distribution_user_relation_model->getOneData([
                ['user_id', '=', $last_user_id]
            ]);
            if (empty($last_distribution_relation)) {
                $last_distribution_relation['first_user_id'] = '';
                $last_distribution_relation['second_user_id'] = '';
                $last_distribution_relation['all_last_user_id'] = '';
            }
            $data['first_user_id'] = $last_user_id;
            $data['second_user_id'] = $last_distribution_relation['first_user_id'];
            $data['third_user_id'] = $last_distribution_relation['second_user_id'];
            $data['all_last_user_id'] = empty($last_distribution_relation['all_last_user_id']) ? $last_user_id : $last_user_id . ',' . $last_distribution_relation['all_last_user_id'];
        }

        $res = $distribution_user_relation_model->dataUpdate($data);
        if (!$res) {
            return sendErrorArray(3002, '分销关系创建失败');
        }

        return sendSuccessArray();
    }


}