<?php

namespace app\common\library\share;

/**
 * 分享链接
 */
class Links
{
    /**
     * 获取分享链接
     * @param $type
     * @param $params
     * @return void
     */
    public static function getLink($type,$params = []){
        $link = self::getMobilePath();

        switch ($type){
            case 'goods':
                $link .= '/pages/course/detail/detail';
                break;
            case 'physical':
                $link .= '/pages/app/physical/detail/detail';
                break;
            case 'course':
                $link .= '/pages/course/detail/detail';
                break;
            case 'coupon':
                $link .= '/pages/app/coupon/receive/receive';
                break;
            case 'exercises':
                $link .= '/pages/app/exam/detail/detail';
                break;
            case 'test':
                $link .= '/pages/app/test/detail/detail';
                break;
            case 'vipcard':
                $link .= '/pages/app/vip/center/center';
                break;
            case 'activity':
                $link .= '/pages/app/activity/detail/detail';
                break;
            case 'order':
                $link .= '/pages/order/detail/detail';
                break;
            case 'channels_share_link':
                $link .= '/pages/app/channels/sharer/invite/invite';
                break;
            case 'activity_signin':
                $link .= '/pages/app/activity/sign/sign';
                break;
            case 'page':
                $link .= '/'.$params['path'];
                break;
        }

        $link .= '?'. self::parseParams($type,$params);

        return $link;
    }

    /**
     * 获取小程序link
     * @return void
     */
    public static function getMpLink($type,$params){
        $link = '';

        switch ($type){
            case 'goods':
                $link = 'pages/course/detail/detail';
                break;
            case 'physical':
                $link .= 'pages/app/physical/detail/detail';
                break;
            case 'course':
                $link = 'pages/course/detail/detail';
                break;
            case 'exercises':
                $link = 'pages/app/exam/detail/detail';
                break;
            case 'test':
                $link = 'pages/app/test/detail/detail';
                break;
            case 'coupon':
                $link = 'pages/app/coupon/receive/receive';
                break;
            case 'order':
                $link = 'pages/order/detail/detail';
                break;
            case 'vipcard':
                $link .= 'pages/app/vip/center/center';
                break;
            case 'channels_share_link':
                $link .= 'pages/app/channels/sharer/invite/invite';
                break;
            case 'activity':
                $link = 'pages/app/activity/detail/detail';
                break;
            case 'activity_signin':
                $link = 'pages/app/activity/sign/sign';
                break;
            case 'page':
                $link .= $params['path'];
                break;
        }

        return ['link'=>$link,'params'=>self::parseParams($type,$params)];
    }


    /**
     * 将params参数转为get参数
     * @param $type
     * @param $params
     * @return string
     */
    public static function parseParams($type,$params){
        $fields = [
            'goods'=>[
                'id'=>'goods_id'
            ],
            'course'=>[
                'id'=>'id'
            ],
            'physical'=>[
                'id'=>'id'
            ],
            'page'=>[
                'id'=>'id'
            ],
            'exercises'=>[
                'id'=>'id'
            ],
            'test'=>[
                'id'=>'id'
            ],
            'activity'=>[
                'id'=>'id'
            ],
            'channels_share_link'=>[
                'code'=>'code'
            ],
            'activity_signin'=>[
                'id'=>'id'
            ],
            'coupon'=>[
                'id'=>'id'
            ],
            'order'=>[
                'order_no'=>'order_no'
            ]
        ];

        $data = [];

        $fields[$type]['share'] = 'share_id';

        foreach ($fields[$type] as $index => $item){
            if(isset($params[$item])){
                $data[$index] = $params[$item];
            }
        }

        return http_build_query($data);
    }


    /**
     * 获取分享参数
     * @param $type
     * @param $val
     * @return array
     */
    public static function getShareParams($type,$val,$userId=0){
        switch ($type){
            case 'goods':
                $params = [
                    'goods_id'=>$val
                ];
                break;
            case 'physical':
                $params = [
                    'id'=>$val
                ];
                break;

            case 'exercises':
                $params = [
                    'id'=>$val
                ];
                break;

            case 'test':
                $params = [
                    'id'=>$val
                ];
                break;

            case 'coupon':
                $params = [
                    'id'=>$val
                ];
                break;
            case 'activity':
                $params = [
                    'id'=>$val
                ];
                break;
            case 'channels_share_link':
                $params = [
                    'code'=>$val
                ];
                break;
            case 'activity_signin':
                $params = [
                    'id'=>$val
                ];
                break;
            case 'order':
                $params = [
                    'order_no'=>$val
                ];
                break;
            case 'page':
                $params = [
                    'path'=>$val
                ];
                break;
        }

        if($userId){
            $params['share_id'] = $userId;
        }

        return $params;
    }

    /**
     * 获取移动端链接
     * @return string
     */
    public static function getMobilePath(){
        global $_W;
        return $_W['siteroot'].'/index.php?i='.$_W['uniacid'].'&route=#';
    }


}