<?php
namespace app\controller\api;

use app\exception\RepositoryException;
use app\model\Account;
use app\repository\AccountRepository;
use app\service\File;
use app\service\Jwt;
use app\service\wx\WechatApplets;
use app\validate\User as UserValidate;
use EasyWeChat\Kernel\Exceptions\InvalidConfigException;
use Exception;
use think\response\Json;

class User extends Base
{
    protected $noNeedLogin = [
        'login',
        'test',
    ];

    /**
     * 登录  成功返回token及用户信息
     *
     * @return Json
     * @throws InvalidConfigException
     */
    public function login(): Json
    {
        $params = [
            'code'          => $this->request->param('code', ''),
            'nick_name'     => $this->request->param('nickName', ''),
            'avatar_url'    => $this->request->param('avatarUrl', ''),
            'gender'        => $this->request->param('gender', 0),
        ];

        $validate = new UserValidate();
        if (!$validate->scene('wx_applets')->check($params)) {
            return $this->json(4000, $validate->getError());
        }
        $minApp = WechatApplets::getInstance();
        $jsCode = $params['code'];
        $wxUser = $minApp->auth->session($jsCode);

        if (isset($wxUser['errcode']) && $wxUser['errcode'] != 0) {
            return $this->json(4001, $wxUser['errcode'].';'.$wxUser['errmsg'] ?? '登录失败');
        }
        // $wxUser success has [session_key, openid, unionid]
        // 有效期2小时
        $wxUser['expire_time'] = time() + 7200;
        $wxUser['session_key'] = $wxUser['session_key'] ?? '';
        $openID                = $wxUser['openid'] ?? '';

        if (empty($openID)) {
            return $this->json(4002, '登录失败');
        }

        try {
            $repo       = AccountRepository::getInstance();
            $account    = $repo->findByOpenID($openID);
            $nowDate    = date('Y-m-d H:i:s');

            if (!$account) {
                // 自动注册
                $account = $repo->create([
                    'user_code'         => createUuid(), // 用户UUID
                    'open_id'           => $openID,
                    'create_time'       => $nowDate,
                    'login_time'        => $nowDate,
                    'type'              => Account::type_consumer, // 默认为普通消费者
                    'state'             => Account::state_default,
                    'nick_name'         => $params['nick_name'] ?: generateDefaultNickName(),
                    'avatar_url'        => $params['avatar_url'] ?: Account::DEFAULT_AVATAR,
                    'gender'            => $params['gender'],
                ]);

            } else {
                $updateData     = [
                    'login_time'  => $nowDate,
                ];

                // 更新资料
                $modifyStringList = ['nick_name', 'avatar_url'];
                foreach ($modifyStringList as $modifyKey) {
                    if (isset($params[$modifyKey]) && !empty($params[$modifyKey])) {
                        $updateData[$modifyKey] = $params[$modifyKey];
                    }
                }

                $repo->update($updateData, ['id' => $account['id']]);
                $account = $repo->findById($account['id']);
            }

        } catch (RepositoryException | Exception $e) {
            return $this->json(4003, '登录失败!'.$e->getMessage());
        }

        $account = $account->toArray();
        $account['avatar_url'] = File::convertCompleteFileUrl($account['avatar_url']);
        $jwtData = [
            'user_id'       => $account['id'],
            'user_code'     => $account['user_code'],
            'open_id'       => $openID,
            'session_key'   => $wxUser['session_key'],
            'expire_time'   => $wxUser['expire_time'],
        ];


        $data   = [
            'avatar'        => File::convertCompleteFileUrl($account['avatar_url']),
            'nickName'      => $account['nick_name'],
            'token'         => Jwt::generate($jwtData),
            'userType'      => $account['type'],
            'userTypeDes'   => Account::accountTypeDescList()[$account['type']] ?? '游客',
        ];
        return $this->json(0, 'success', $data);
    }


}