<?php
/**
 * 【手机端】10-报名接口
 * Created by PhpStorm.
 * @author：wanghuan
 * @date：2017-09-01
 */

namespace Api\Controller\Education;

use Common\Common\Constant;
use Common\Common\Integral;
use Common\Service\RightUsersService;
use Common\Service\EducationService;

class EnterController extends \Api\Controller\AbstractController
{

    // 兑换消耗
    const INTEGRAL_EXCHANGE_CONSUMPTION = 6;

    /** @var RightUsersService */
    protected $right_users_s;
    /** @var EducationService */
    protected $edu_s;

    public function before_action($action = '')
    {

        if (!parent::before_action($action)) {

            return false;
        }

        // 实例化员工名单service
        $this->right_users_s = new RightUsersService();
        // 实例化培训service
        $this->edu_s = new EducationService();

        return true;
    }

    /**
     * 报名
     */
    public function Index_post()
    {

        // 培训id
        $ed_id = I('post.ed_id', 0, 'intval');
        // 培训id为空
        if (!$ed_id) {

            E('_EMPTY_ED_ID');
        }

        // 培训详情
        $education = $this->get_education($ed_id);
        // 是否收费
        $ed_is_charge = $education['ed_is_charge'];
        // 是否审核
        $ed_is_check = $education['ed_is_check'];

        $result = 0;
        // 消息提醒参数
        $msg_params = [];
        // 验证数据，验证通过返回当前用户报名数据查询条件
        $users_cond = $this->validate_data($education);

        try {
            // 开始事务
            $this->right_users_s->start_trans();

            // 不收费、不审核或者审核（审核、收费只能二选一）
            if ((EducationService::EDUCATION_UN_CHARGE == $ed_is_charge
                    && EducationService::EDUCATION_UN_CHECK == $ed_is_check)
                || EducationService::EDUCATION_CHECK == $ed_is_check) {

                // 报名状态更新数据
                $users_update_data = [
                    'ru_sign_up_time' => MILLI_TIME,
                    'ru_sign_status' => RightUsersService::SIGN_STATUS_SIGNED
                ];
                // 更新报名状态为已报名
                $result = $this->right_users_s->update_by_conds($users_cond, $users_update_data);
            }

            // 收费
            if (EducationService::EDUCATION_CHARGE == $ed_is_charge && $education['ed_charge_score'] > 0) {
                $app_name = cfg('APPLICATION_NAME', null, '');
                // 实例化积分勋章
                $integralUtil = &Integral::instance();
                // 积分参数
                $integral_params = [
                    // 用户id
                    'memUid' => $this->uid,
                    // 变更的积分值
                    'integral' => $education['ed_charge_score'],
                    // 积分获得类型 (6:兑换消耗)
                    'milOptType' => self::INTEGRAL_EXCHANGE_CONSUMPTION,
                    // 奖品名称
                    'prizeName' => "{$app_name}－手机端培训报名",
                    // 备注
                    'remark' => '【培训报名】' . $education['ed_name'],
                    // 操作人id
                    'milCreateMemUid' => $this->_login->user['memUid'],
                    // 操作人名称
                    'milCreateMemUsername' => $this->_login->user['memUsername'],
                    // 业务ID (由业务平台生成唯一ID, 用于和积分流水做绑定)
                    'businessId' => $ed_id,
                    // 业务应用
                    'businessKey' => 'offline_train',
                    // 触发行为
                    'businessAct' => 'train_sign_up',
                    // 应用标识（消息推送必要）
                    'msgIdentifier' => APP_IDENTIFIER,
                    // 积分类型
                    'miType' => $education['ed_charge_type'] == Constant::ED_CHARGE_TYPE_IS_INTEGRAL ? Integral::MI_TYPE_INTEGRAL : Integral::MI_TYPE_CREDIT,
                ];
                // 积分操作
                $res = $integralUtil->integralExchange($integral_params);

                // 初始化支付状态
                $pay_status = '支付失败';

                if ($res['milId']) {
                    // 更新报名状态为已报名,支付状态为已支付,更新积分兑换id
                    $users_update_data = [
                        'ru_sign_up_time' => MILLI_TIME,
                        'ru_sign_status' => RightUsersService::SIGN_STATUS_SIGNED,
                        'ru_pay_status' => RightUsersService::SIGN_CHARGE_PAY,
                        'milId' => $res['milId']
                    ];
                    $result = $this->right_users_s->update_by_conds($users_cond, $users_update_data);

                    $pay_status = '支付成功';
                }

                // 组装消息提醒参数
                $msg_params = [
                    'ed_id' => $ed_id,
                    'name' => $education['ed_name'],
                    'pay_status' => $pay_status,
                    'pay_time' => MILLI_TIME,
                    'uids' => [
                        'memID' => $this->uid
                    ]
                ];
            }

            // 报名成功
            if ($result) {
                // 不是审核报名
                if (EducationService::EDUCATION_CHECK != $ed_is_check) {
                    // 更新已参加人数
                    $this->edu_s->update_joined($ed_id, self::JOINED_INC);
                }
            } else { // 报名失败

                $this->right_users_s->rollback();
            }

            $this->right_users_s->commit();
        } catch (\Think\Exception $e) {

            $this->right_users_s->rollback();
            E('_ERR_SIGN_UP_FAIL');

            return false;
        }

        // 收费并且消息提醒参数不为空：发消息
        if (EducationService::EDUCATION_CHARGE == $ed_is_charge && !empty($msg_params)) {

            // 发送消息提醒
            $this->right_users_s->send_msg($msg_params, RightUsersService::MSG_EDUCATION_SIGN);
        }

        // 报名失败
        if (!$result) {

            E('_ERR_SIGN_UP_FAIL');
        }

        return true;
    }

    /**
     * 培训数据验证
     * @param array $education 培训详情数据
     *
     * @return array 当前用户报名数据查询条件
     */
    protected function validate_data($education = [])
    {

        // 报名已截止
        if ($education['ed_sign_deadline'] < MILLI_TIME) {

            E('_ERR_ED_SIGN_END');
        }

        // 报名限制人数已满
        if ($education['ed_sign_up_number'] && $education['ed_joined_count'] == $education['ed_sign_up_number']) {

            E('_ERR_ED_SIGN_NUM_FULL');
        }

        // 当前用户报名数据查询条件
        $users_cond = [
            'ru_uid' => $this->uid,
            'ed_id' => $education['ed_id']
        ];
        // 当前用户报名状态
        $sign_info = $this->right_users_s->get_by_conds($users_cond);
        // 用户不在适用范围
        if (empty($sign_info)) {
            // 没有报名权限
            E('_ERR_ED_NO_RIGHT');
        }

        // 用户报名状态
        $sign_up_status = $this->right_users_s->get_sign_up_status($education, $sign_info);
        // 报名成功或报名待审核：已报名
        if (RightUsersService::SIGN_SUCCESS == $sign_up_status
            || RightUsersService::SIGN_WAIT_CHECK == $sign_up_status) {

            E('_ERR_ED_SIGNED');
        }

        // 收费
        if ($education['ed_is_charge'] == EducationService::EDUCATION_CHARGE) {
            $user = $this->_login->user;
            $integralServ = &Integral::instance();
            $user_data = $integralServ->detail([
                'memUid' => $user['memUid'],
                'miType' => $education['ed_charge_type'] == Constant::ED_CHARGE_TYPE_IS_INTEGRAL ? Integral::MI_TYPE_INTEGRAL : Integral::MI_TYPE_CREDIT,
            ]);

            // 余额不足
            if ($user_data['total'] < $education['ed_charge_score']) {
                E('_ERR_USER_BALANCE_NOT_ENOUGH');
            }
        }

        return $users_cond;
    }
}