<?php

namespace app\service\user;

use app\model\InvoiceHead;
use app\model\WechatPucode;
use app\model\WechatUser;
use app\service\BaseService;

class UserService extends BaseService
{

    /**
     * 随机字符串，默认长度10
     * @param int $num
     * @return string
     */
    public function setSalt(int $num = 10): string
    {
        $str = 'qwertyuiopasdfghjklzxcvbnm1234567890';
        return substr(str_shuffle($str), 10, $num);
    }

    /**
     * 密码加密
     * @param string $pwd
     * @param string $salt
     * @return string
     */
    public function setPassword(string $pwd, string $salt): string
    {
        return md5(md5($pwd . $salt) . $salt);
    }

    /**
     * 添加、修改密码
     * @param $id
     * @param $password
     * @return bool
     */
    public function savePassword($id, $password)
    {
        $salt = $this->setSalt();

        $savePassword = $this->setPassword($password, $salt);

        $data = [
            'password' => $savePassword,
            'salt' => $salt
        ];

        $User = new WechatUser();
        return $User->where('id', $id)->save($data);
    }

    public static function addUser(
        int $phone,
        string $email,
        string $pucode,
        string $tax_number,
        int $type
    )
    {
        $query = WechatUser::where('phone', $phone)->find();
        if (!$query) {

            $save = [
                'nickname' => '导入用户',
                'phone' => $phone,
                'email' => $email
            ];
            $id = (new WechatUser())->insertGetId($save);

            if ($id) {

                $codeSave = [
                    'wechat_user_id' => $id,
                    'pucode' => $pucode,
                    'create_time' => time()
                ];
                (new WechatPucode())->save($codeSave);

                if ($codeSave) {
                    $headSave = [
                        'tax_number' => $tax_number,
                    ];
                    $headQuery = InvoiceHead::where($headSave)->find();
                    if (!$headQuery) {
                        $headSave['type'] = $type;
                        $headSave['phone'] = $phone;
                        $headSave['wechat_user_id'] = $id;
                        $headSave['create_time'] = time();
                        (new InvoiceHead())->save($headSave);
                    }
                }
            }

            return 1;
        }
        return 0;
    }

    public static function getTaxUser($tax_id)
    {
        $where = [
            'tax_number' => $tax_id
        ];
        $user_ids = InvoiceHead::where($where)->column('wechat_user_id');

        if ($user_ids) {

            return WechatPucode::whereIn('wechat_user_id', $user_ids)->column('pucode');
        }
    }


}