<?php
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// | author: likeadminTeam
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namespace app\common\model\user;


use app\common\enum\user\UserEnum;
use app\common\model\BaseModel;
use app\common\service\FileService;
use think\model\concern\SoftDelete;

/**
 * 用户模型
 * Class User
 * @package app\common\model\user
 */
class User extends BaseModel
{
    use SoftDelete;

    protected $deleteTime = 'delete_time';


    /**
     * @notes 关联用户授权模型
     * @return \think\model\relation\HasOne
     * @author 段誉
     * @date 2022/9/22 16:03
     */
    public function userAuth()
    {
        return $this->hasOne(UserAuth::class, 'user_id');
    }


    /**
     * @notes 搜索器-用户信息
     * @param $query
     * @param $value
     * @param $data
     * @author 段誉
     * @date 2022/9/22 16:12
     */
    public function searchKeywordAttr($query, $value, $data)
    {
        if ($value) {
            $query->where('sn|nickname|mobile|account', 'like', '%' . $value . '%');
        }
    }


    /**
     * @notes 搜索器-注册来源
     * @param $query
     * @param $value
     * @param $data
     * @author 段誉
     * @date 2022/9/22 16:13
     */
    public function searchChannelAttr($query, $value, $data)
    {
        if ($value) {
            $query->where('channel', '=', $value);
        }
    }


    /**
     * @notes 搜索器-注册时间
     * @param $query
     * @param $value
     * @param $data
     * @author 段誉
     * @date 2022/9/22 16:13
     */
    public function searchCreateTimeStartAttr($query, $value, $data)
    {
        if ($value) {
            $query->where('create_time', '>=', strtotime($value));
        }
    }


    /**
     * @notes 搜索器-注册时间
     * @param $query
     * @param $value
     * @param $data
     * @author 段誉
     * @date 2022/9/22 16:13
     */
    public function searchCreateTimeEndAttr($query, $value, $data)
    {
        if ($value) {
            $query->where('create_time', '<=', strtotime($value));
        }
    }


    /**
     * @notes 头像获取器 - 用于头像地址拼接域名
     * @param $value
     * @return string
     * @author Tab
     * @date 2021/7/17 14:28
     */
    public function getAvatarAttr($value)
    {
        return trim($value) ? FileService::getFileUrl($value) : '';
    }


    /**
     * @notes 获取器-性别描述
     * @param $value
     * @param $data
     * @return string|string[]
     * @author 段誉
     * @date 2022/9/7 15:15
     */
    public function getSexAttr($value, $data)
    {
        return UserEnum::getSexDesc($value);
    }


    /**
     * @notes 登录时间
     * @param $value
     * @return string
     * @author 段誉
     * @date 2022/9/23 18:15
     */
    public function getLoginTimeAttr($value)
    {
        return $value ? date('Y-m-d H:i:s', $value) : '';
    }

    /**
     * @notes 生成用户编码
     * @param string $prefix
     * @param int $length
     * @return string
     * @throws \think\db\exception\DataNotFoundException
     * @throws \think\db\exception\DbException
     * @throws \think\db\exception\ModelNotFoundException
     * @author 段誉
     * @date 2022/9/16 10:33
     */
    public static function createUserSn($prefix = '', $length = 8)
    {
        $rand_str = '';
        for ($i = 0; $i < $length; $i++) {
            $rand_str .= mt_rand(1, 9);
        }
        $sn = $prefix . $rand_str;
        if (User::where(['sn' => $sn])->find()) {
            return self::createUserSn($prefix, $length);
        }
        return $sn;
    }


    /**
     * @notes VIP等级名称映射（从数据库动态获取）
     */
    public static function getVipLevelMap(): array
    {
        static $map = null;
        if ($map === null) {
            $map = [0 => '普通用户'];
            $levels = \app\common\model\vip\VipLevel::where('status', 1)->column('name', 'level');
            foreach ($levels as $level => $name) {
                $map[(int) $level] = $name;
            }
        }
        return $map;
    }


    /**
     * @notes 获取VIP信息（含自动过期判断和免费次数重置）
     */
    public function getVipInfo(): array
    {
        $now = time();
        $isVip = $this->getData('is_vip') == 1 && $this->getData('vip_expire_time') > $now;

        // VIP已过期自动清除
        if ($this->getData('is_vip') == 1 && $this->getData('vip_expire_time') <= $now) {
            $this->save(['is_vip' => 0, 'vip_level' => 0]);
            $isVip = false;
        }

        // 每日免费次数重置
        $today = date('Y-m-d');
        if ($this->getData('ai_free_date') !== $today) {
            $this->save(['ai_free_count' => 3, 'ai_free_date' => $today]);
            $freeCount = 3;
        } else {
            $freeCount = (int) $this->getData('ai_free_count');
        }

        // 获取等级卡片背景图
        $cardImage = '';
        if ($isVip) {
            $level = (int) $this->getData('vip_level');
            $cardImage = \app\common\model\vip\VipLevel::where('level', $level)
                ->where('status', 1)
                ->value('image', '');
        }

        return [
            'is_vip' => $isVip,
            'vip_level' => $isVip ? (int) $this->getData('vip_level') : 0,
            'vip_level_name' => $isVip ? (self::getVipLevelMap()[$this->getData('vip_level')] ?? '会员') : '',
            'vip_expire_time' => $isVip ? date('Y年m月d日', $this->getData('vip_expire_time')) : '',
            'vip_expire_timestamp' => $isVip ? (int) $this->getData('vip_expire_time') : 0,
            'vip_card_image' => $cardImage,
            'ai_free_count' => $freeCount,
        ];
    }


    /**
     * @notes 生成唯一邀请码
     */
    public static function createInviteCode($length = 8): string
    {
        $chars = 'ABCDEFGHJKLMNPQRSTUVWXYZ23456789';
        do {
            $code = '';
            for ($i = 0; $i < $length; $i++) {
                $code .= $chars[mt_rand(0, strlen($chars) - 1)];
            }
        } while (User::where('invite_code', $code)->find());
        return $code;
    }
}