Coupon
Install
import { CouponCell, CouponList } from 'vant';
Vue.use(CouponCell).use(CouponList);
Usage
Basic Usage
<!-- Coupon Cell -->
<van-coupon-cell
  :coupons="coupons"
  :chosen-coupon="chosenCoupon"
  @click="showList = true"
/>
<!-- Coupon List -->
<van-popup v-model="showList" position="bottom">
  <van-coupon-list
    :coupons="coupons"
    :chosen-coupon="chosenCoupon"
    :disabled-coupons="disabledCoupons"
    @change="onChange"
    @exchange="onExchange"
  />
</van-popup>
const coupon = {
  available: 1,
  originCondition: 0,
  reason: '',
  value: 150,
  name: 'Coupon name',
  startAt: 1489104000,
  endAt: 1514592000,
  valueDesc: '1.5',
  unitDesc: '元'
};
export default {
  data() {
    return {
      chosenCoupon: -1,
      coupons: [coupon],
      disabledCoupons: [coupon]
    }
  },
  methods: {
    onChange(index) {
      this.showList = false;
      this.chosenCoupon = index;
    },
    onExchange(code) {
      this.coupons.push(coupon);
    }
  }
}
CouponCell API
| Attribute | Description | Type | Default | 
| title | Cell title | String | Coupon | 
| chosen-coupon | Index of chosen coupon | Number | -1 | 
| coupons | Coupon list | Array | [] | 
| editable | Cell editable | Boolean | true | 
| border | Whether to show innner border | Boolean | true | 
| currency | Currency symbol | String | ¥ | 
CouponList API
| Attribute | Description | Type | Default | 
| v-model | Current exchange code | String | - | 
| chosen-coupon | Index of chosen coupon | Number | -1 | 
| coupons | Coupon list | Array | [] | 
| disabled-coupons | Disabled voupon list | Array | [] | 
| exchange-button-text | Exchange button text | String | Exchange | 
| exchange-button-loading | Whether to show loading in exchange button | Boolean | false | 
| exchange-button-disabled | Whether to disable exchange button | Boolean | false | 
| exchange-min-length | Min length to enable exchange button | Number | 1 | 
| displayed-coupon-index | Index of displayed coupon | Number | - | 
| close-button-text | Close button text | String | Close | 
| input-placeholder | Input placeholder | String | Coupon code | 
| currency | Currency symbol | String | ¥ | 
CouponList Event
| Event | Description | Arguments | 
| change | Triggered when change chosen coupon | index: index of chosen coupon | 
| exchange | Triggered when exchange coupon | code: exchange code | 
Coupon Item Data Structure
| key | Description | Type | 
| id | Id | String | 
| name | Name | String | 
| condition | Condition | String | 
| startAt | Start time (Timestmap, unit second) | Number | 
| endAt | End time (Timestmap, unit second) | Number | 
| description | Description | String | 
| reason | Unavailable reason | String | 
| value | Value | Number | 
| valueDesc | Value Text | String | 
| unitDesc | Unit Text | String |