provideCard.vue
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<template>
<view>
<uni-section :title="`${cardRuleName}(${cardTypeName})`" type="line">
<uni-card padding="0" spacing="0">
<uni-list>
<uni-list-item title="适应车场" :rightText="plName">
<text></text>
</uni-list-item>
<uni-list-item :title="`价格：¥${(price/100).toFixed(2)}/张`" :rightText="`商户库存：${cardNum}张`"></uni-list-item>
</uni-list>
</uni-card>
</uni-section>
<view class=" uni-card" style="padding: 10px 0">
<view class="qr-box">
<canvas canvas-id="qrcode" v-show="qrShow" style="width: 300rpx;height:300rpx;margin: 0 auto;"/>
</view>
</view>
<view class="tip-wrap">
<uni-notice-bar single text="温馨提示:"/>
<uni-notice-bar single text="卡券自动发放，扫码领券后会自动刷新卡券二维码。"/>
</view>
<view class="uni-padding-wrap uni-common-mt">
<button type="primary" style="margin-bottom: 15px" @click="stopProvide">{{provideText}}</button>
<button type="warn" @click="toPrintCard">生成静态二维码图片</button>
</view>
</view>
</template>
<script>
import uQRCode from '../../common/uqrcode.js' //引入uqrcode.js
export default {
data() {
return {
qrShow: false,
cardTypeName: '',// 卡类型名称
cardRuleName: '',// 卡名称
plName: '', // 停车场
price: '', // 卡价格
cardNum: '', // 库存
timer: null, // 定时器
qrUrl: '',// 二维码url
provideText:'停止自动发放',
cardRelParkNo:'',//商券规则关联车场和商户编码
}
},
onLoad(params) {
let that = this
wx.showShareMenu({
withShareTicket: true
})
let option = JSON.parse(params.optionData)
console.log(option)
this.cardRelParkNo = option.cardRelParkNo
this.cardTypeName = option.cardTypeName
this.cardRuleName = option.cardRuleName
this.plName = option.plName
this.price = option.value
this.cardNum = option.cardNum
// this.maxNum = option.cardNum
this.getCouponDynamicQR()
that.timer = setInterval(() => {
// 业务逻辑
console.log(that.dateFormat(Date.parse(new Date())))
that.getCouponDynamicQR() //调用二维码方法
}, 60000)
},
onUnload() {
let me = this
if(me.timer) {
clearTimeout(me.timer);
me.timer = null;
}
},
onShow() {
var me = this;
},
computed: {},
methods: {
dateFormat(time) {
let date = new Date(time);
let year = date.getFullYear();
// 在日期格式中，月份是从0开始的，因此要加0，使用三元表达式在小于10的前面加0，以达到格式统一 如 09:11:05
let month = date.getMonth() + 1 < 10 ? "0" + (date.getMonth() + 1) : date.getMonth() + 1;
let day = date.getDate() < 10 ? "0" + date.getDate() : date.getDate();
let hours = date.getHours() < 10 ? "0" + date.getHours() : date.getHours();
let minutes = date.getMinutes() < 10 ? "0" + date.getMinutes() : date.getMinutes();
let seconds = date.getSeconds() < 10 ? "0" + date.getSeconds() : date.getSeconds();
// 拼接
return year + "年" + month + "月" + day + "日" + hours + ":" + minutes + ":" + seconds;
// return year + "-" + month + "-" + day;
},
getCouponDynamicQR() {
let that = this
let paramsData = {
cardRelParkNo: this.cardRelParkNo,
codeType: '2'
}
// 首页信息获取 接口
that.$myRequest({
url: that.$common.getCouponDynamicQR,
method: 'POST',
data: that.$common.requestSign(paramsData)
}).then(res => {
console.log(res)
that.qrUrl = res.data.qrUrl
that.qrFun(that.qrUrl) //调用二维码方法
console.log(that.qrUrl)
})
},
//**生成二维码**//
qrFun: function (text) {
this.qrShow = true
uQRCode.make({
canvasId: 'qrcode',
componentInstance: this,
text: text,
size: 130,
margin: 0,
backgroundColor: '#ffffff',
foregroundColor: '#000000',
fileType: 'jpg',
errorCorrectLevel: uQRCode.errorCorrectLevel.H,
success: res => {
}
})
},
stopProvide: function () {
let that = this
// provideText:'停止自动发放'
if(that.provideText == '停止自动发放'){
that.provideText = '开始自动发放'
clearInterval(that.timer)
that.timer = null;
}else{
that.provideText = '停止自动发放'
that.qrFun(that.qrUrl) //调用二维码方法
that.timer = setInterval(() => {
// 业务逻辑
console.log('11')
that.getCouponDynamicQR() //调用二维码方法
}, 60000)
}
},
toPrintCard: function () {
uni.navigateTo({
url: '../businessCard/printCard?cardRelParkNo='+this.cardRelParkNo+
'&cardTypeName='+ this.cardTypeName+
'&cardRuleName='+this.cardRuleName+
'&plName='+this.plName+
'&price='+this.price+
'&cardNum='+this.cardNum
});
}
}
}
</script>
<style lang="scss" scoped>
/deep/ .uni-section {
padding-bottom: 10px;
}
.tip-wrap /deep/ .uni-noticebar {
margin-bottom: 0;
}
</style>