judge is buy after get into share page throught share link

src/components/detail/group/togroup.js

@@ -5,7 +5,7 @@ import { HeaderBar, VList } from '../../../common'
 import {getParam, http, browser, wxShare} from "@/utils";
 import { connect } from "react-redux"
 import { Link } from "react-router-dom"
-import { WingBlank, WhiteSpace, Flex, Toast } from 'antd-mobile'
+import { WingBlank, WhiteSpace, Flex, Toast, Modal } from 'antd-mobile'
 import {getCourses} from './../../detail/actions';
 
 @connect()
@@ -21,6 +21,8 @@ class ToGroup extends Component {
             is_success: false, // 是否拼团成功
             userInfo: {},
             number: 0, // 差几人成团
+            isBuy: false,
+            modal: false,
         }
     }
 
@@ -66,6 +68,7 @@ class ToGroup extends Component {
                 userInfo,
                 number: res.data.data.number,
                 countdown: '',
+                isBuy: res.data.data.is_buy
             });
 
             if(res.data.data.is_success === 0) {
@@ -94,6 +97,24 @@ class ToGroup extends Component {
         // }));
     }
 
+    handleToGroup = () => {
+        const { isBuy = false, data={} } = this.state;
+        const { history } = this.props;
+        if(!isBuy){
+            history.push(
+                `/order?id=${data.course_id}`,
+                {
+                    group: 1
+                }
+            )
+        }else {
+            this.setState({
+                modal: true
+            })
+        }
+        console.log(this.state);
+    }
+
     render() {
         const { data: { course_id, course_title, simpledescription, price0, price1 }, pdd_price, is_success, person_num, groupon_member, course_list } = this.state;
         const Info = (
@@ -114,6 +135,24 @@ class ToGroup extends Component {
         )
         return (
             <div className='to-group-box'>
+                <Modal 
+                transparent
+                visible={this.state.modal}
+                title="提示"
+                footer={[
+                    { 
+                        text: '确定', 
+                        onPress: () => { 
+                            this.setState({
+                                modal: false
+                            });
+                            this.props.history.push('/');
+                        }
+                    }
+                ]}
+                >
+                    <p>您已经购买过该课程～</p>
+                </Modal>
                 <HeaderBar title='拼团' cart={false} toHref={() => this.toCourseDetail(course_id)}></HeaderBar>
                 {
                     !is_success &&
@@ -125,7 +164,11 @@ class ToGroup extends Component {
                     />
                 }
 
-                <GorupContent data={this.state} invitedFriends={this.invitedFriends} />
+                <GorupContent 
+                    data={this.state} 
+                    invitedFriends={this.invitedFriends}
+                    handleToGroup={this.handleToGroup}
+                />
 
                 <WhiteSpace></WhiteSpace>
                 <div className="group-course">
@@ -222,7 +265,14 @@ function GorupContent(props) {
             dec = <p className='dec'>分享到3个群后，成团率高达98%</p>
         } else {
             tip = <p className='tip'>{`拼团省￥${data.price1-pdd_price}元`}</p>
-            btn = <Link to={`/order?id=${data.course_id}`} className='group-btn'>一键参团</Link>
+            // btn = <Link to={{
+            //     pathname: '/order',
+            //     search: `?id=${data.course_id}`,
+            //     state: {
+            //         group: 1
+            //     }
+            // }} className='group-btn'>一键参团</Link>
+            btn = <a href="javascript:;" className='group-btn' onClick={props.handleToGroup}>一键参团</a>
         }
     }
 

src/components/order/index.js

@@ -349,6 +349,7 @@ class Order extends Component {
       //     this.publicLocalStorage();
       //   })
       // }else{
+        console.log(8);
         http.get(`${API['base-api']}/m/order/preorder`).then((res) => {
           console.log('为了验证什么条件下会走这段代码');
           if (res.data.errno !== 200) {