<?php

namespace app\common\logic;

use app\common\traits\crud\CrudLogicTrait;
use app\common\model\User;
use app\common\service\WechatService;
use support\exception\BusinessException;

class UserLogic
{
    use CrudLogicTrait;

    /**
     * 指定当前要操作的模型
     */
    protected string $modelClass = User::class;


    /**
     * 构建 JWT 令牌有效载荷
     *
     * @param User $user
     * @return array
     */
    public function buildJwtPayload(User $user): array
    {
        $now = time();
        return [
            'sub'        => 'user_' . $user->id,
            'aud'        => 'bsh.yw.hnzhwlkj.cn',
            'iat'        => $now,
            'nbf'        => $now,
            'exp'        => $now + config('jwt.jwt_expiration'),
            'typ'        => 'access',
            'user_id'    => $user->id,
            'name'       => $user->name,
            'meta'       => $user->toArray(),
            'uid'        => $user->id,
        ];
    }

    /**
     * 用户信息
     */
    public function userInfo(int $uid)
    {
        $user = User::find($uid);

        if (!$user) {
            throw new BusinessException('账户不存在', 404);
        }

        if ($user->status != 1) {
            throw new BusinessException('账号已禁用', 403);
        }

        return $user;
    }

    /**
     * 检测用户是否存在
     *
     * @param string $openid
     * @param string $unionid
     * @return User|bool
     */
    public function checkUser(string $openid, string $unionid): User|bool
    {
        $uinfo = User::where('status', 1)
            ->where('openid', $openid)
            ->where('unionid', $unionid)
            ->first();
        return $uinfo === null ? false : $uinfo;
    }

    /**
     * 绑定用户
     *
     * @param array $data
     * @return User|bool
     */
    public function bindUser(array $data): User|bool
    {
        $uinfo = User::where('status', 1)
            ->where('name', $data['name'])
            ->where('mobile', $data['mobile'])
            ->where('sn', $data['sn'])
            ->first();

        if ($uinfo !== null) { 
            $uinfo->update([
                'openid'    => $data['openid'],
                'unionid'   => $data['unionid'],
                'nickname'  => $data['nickname'],
                'avatar'    => $data['avatar'],
                'password'  => password_hash($data['password'], PASSWORD_DEFAULT)
            ]);
            return $uinfo;
        }
        return false;
    }

    /**
     * 创建用户
     *
     * @param array $data
     * @return User
     */
    public function createUser(array $data): User
    {
        return User::create($data); 
    }

    /**
     * 获取微信access_token
     *
     * @param string $code
     * @param string $state
     * @return array
     */
    public function getAccessToken(string $code, string $state): array
    {
        $wechat = new WechatService();
        return $wechat->wechatWebAccessToken($code, $state);
    }

    /**
     * 获取微信用户信息
     *
     * @param array $token
     * @return array
     */
    public function getWechatUserInfo(array $token)
    {
        $wechat = new WechatService();
        return $wechat->wechatWebUserInfo($token);
    }

    /**
     * 获取用户列表
     */
    public function getList()
    {
        $list = User::where('status', 1)->orderBy('id', 'desc')->get();
        $arr = [];
        foreach ($list->toArray() as $item) {
            $arr[] = [
                'name' => $item['name'],
                'id' => $item['id'],
            ];
        }
        return $arr;
    }

    /**
     * 修改密码
     */
    public function savePassword(int $uid, array $data)
    {
        $password = password_hash($data['password_new'], PASSWORD_DEFAULT);
        $res = User::where('id',$uid)->update(['password' => $password]);

        return $res;
    }

    //---------------------------------------------小程序------------------------------------------------------------
    /**
     * 获取微信小程序access_token
     *
     * @param string $code
     * @param string $state
     * @return array
     */
    public function getMiniAccessToken(): array
    {
        $wechat = new WechatService();
        return $wechat->getMiniAccessToken();
    }

    /**
     * 获取 openid / session_key
     *
     * @param string $code
     * @param string $state
     * @return array
     */
    public function miniCode2Session($loginCode): array
    {
        $wechat = new WechatService();
        return $wechat->miniCode2Session($loginCode);
    }

    /**
     * 获取 openid / session_key
     *
     * @param string $code
     * @param string $state
     * @return array
     */
    public function getMiniPhoneNumber($access_token, $phone_code): array
    {
        $wechat = new WechatService();
        return $wechat->getMiniPhoneNumber($access_token, $phone_code);
    }

}