<template>
<view class="page">
<view class='distribution-posters'>
<swiper :indicator-dots="indicatorDots" :autoplay="autoplay" :circular="circular" :interval="interval"
:duration="duration" @change="bindchange" previous-margin="40px" next-margin="40px">
<block v-for="(item,index) in spreadList" :key="index">
<swiper-item>
<image :src="item.pic" class="slide-image" :class="swiperIndex == index ? 'active' : 'quiet'"
mode='aspectFill' />
</swiper-item>
</block>
</swiper>
<!-- #ifdef APP-PLUS || MP-->
<view class='keep' :style="{backgroundColor:bgColor}" @click='savePhoto(spreadList[swiperIndex].pic)'>保存海报
</view>
<!-- #endif -->
<!-- #ifndef MP || APP-PLUS -->
<div class="preserve acea-row row-center-wrapper">
<div class="line"></div>
<div class="tip">长按保存图片</div>
<div class="line"></div>
</div>
<!-- #endif -->
</view>
<view class="canvas" v-if="canvasStatus">
<canvas style="width:750px;height:1190px;" canvas-id="canvasOne"></canvas>
<canvas canvas-id="qrcode" :style="{width: `${qrcodeSize}px`, height: `${qrcodeSize}px`}" />
</view>
</view>
</template>
<script>
// +----------------------------------------------------------------------
// | CRMEB [ CRMEB赋能开发者，助力企业发展 ]
// +----------------------------------------------------------------------
// | Copyright (c) 2016~2025 https://www.crmeb.com All rights reserved.
// +----------------------------------------------------------------------
// | Licensed CRMEB并不是自由软件，未经许可不能去掉CRMEB相关版权
// +----------------------------------------------------------------------
// | Author: CRMEB Team <admin@crmeb.com>
// +----------------------------------------------------------------------
// #ifdef H5 || APP-PLUS
import uQRCode from '@/js_sdk/Sansnn-uQRCode/uqrcode.js'
// #endif
// #ifdef APP-PLUS
import {
HTTP_H5_URL
} from '@/config/app.js';
// #endif
import {
spreadBanner
} from '@/api/user.js';
import {
toLogin
} from '@/libs/login.js';
import {
mapGetters
} from "vuex";
// #ifdef MP
import {
base64src
} from '@/utils/base64src.js'
import {
mpQrcode
} from '@/api/api.js';
// #endif
import {
setThemeColor
} from '@/utils/setTheme.js'
import {
imageBase64
} from "@/api/public";
export default {
data() {
return {
imgUrls: [],
indicatorDots: false,
circular: false,
autoplay: false,
interval: 3000,
duration: 500,
swiperIndex: 0,
spreadList: [],
poster: '',
qrcodeSize: 1000,
PromotionCode: '',
base64List: [],
canvasStatus: true, //海报绘图标签
bgColor: '#e93323'
};
},
computed: mapGetters(['isLogin', 'uid', 'userInfo']),
watch: {
isLogin: {
handler: function(newV, oldV) {
if (newV) {
this.userSpreadBannerList();
}
},
deep: true
}
},
onLoad() {
this.bgColor = setThemeColor();
if (this.isLogin) {
// #ifdef MP
this.PromotionCode = this.$Cache.get('wechatQRcode')
// #endif
// #ifndef MP
this.make();
// #endif
this.userSpreadBannerList();
} else {
toLogin();
}
},
// #ifdef MP
/**
* 用户点击右上角分享
*/
onShareAppMessage: function() {
return {
title: this.userInfo.nickname + '-分销海报',
imageUrl: this.spreadList[0].pic,
path: `/pages/index/index?id=0&sd=${this.uid}`,
};
},
// #endif
onReady() {},
methods: {
userSpreadBannerList: function() {
let that = this;
uni.showLoading({
title: '获取中',
mask: true,
})
spreadBanner({
page: 1,
limit: 5
}).then(res => {
uni.hideLoading();
that.getImageBase64(res.data);
that.$set(that, 'spreadList', res.data);
}).catch(err => {
uni.hideLoading();
});
},
getImageBase64: function(images) {
uni.showLoading({
title: '海报生成中',
mask: true
});
let that = this;
// #ifdef H5
let spreadList = []
// 生成一个Promise对象的数组
images.forEach(item => {
const oneApi = imageBase64({
url: item.pic
}).then(res => {
return res.data.code;
})
spreadList.push(oneApi)
})
Promise.all(spreadList).then(result => {
that.$set(that, 'base64List', result);
that.setShareInfoStatus();
setTimeout(()=>{
that.getImgCanvas(this.base64List[0], 0)
},100)
})
// #endif
// #ifdef MP || APP-PLUS
that.base64List = images.map(item => {
return item.pic
});
let arrImagesUrl = "";
uni.downloadFile({
url: this.base64List[0],
success: (res) => {
arrImagesUrl = res.tempFilePath;
this.getImgCanvas(arrImagesUrl, 0)
}
});
// #endif
},
getImgCanvas(arrImagesUrl, index) {
this.$nextTick(() => {
this.PosterCanvas(arrImagesUrl, this.PromotionCode, this.userInfo
.nickname, index)
})
},
// 生成二维码；
make() {
let that = this;
let href = '';
// #ifdef H5
href = window.location.href.split('/pages')[0];
// #endif
// #ifdef APP-PLUS
href = HTTP_H5_URL;
let routes = getCurrentPages(); // 获取当前打开过的页面路由数组
let curRoute = routes[routes.length - 1].route //获取当前页面路由
let curParam = routes[routes.length - 1].options; //获取路由参数
// #endif
uQRCode.make({
canvasId: 'qrcode',
text: href + '/pages/index/index?sd=' + that.uid,
size: this.qrcodeSize,
margin: 10,
success: res => {
that.PromotionCode = res;
},
complete: (res) => {},
fail: res => {
uni.hideLoading();
that.$util.Tips({
title: '海报二维码生成失败！'
});
}
})
},
PosterCanvas: function(arrImages, code, nickname, index) {
let context = uni.createCanvasContext('canvasOne')
context.clearRect(0, 0, 0, 0);
let that = this;
uni.getImageInfo({
src: arrImages,
success: function(res) {
context.drawImage(arrImages, 0, 0, 750, 1190);
context.save();
context.drawImage(code, 110, 925, 140, 140);
context.restore();
context.setFontSize(28);
context.fillText(nickname, 270, 980);
context.fillText('邀请您加入', 270, 1020);
setTimeout(() => {
context.draw(true, function() {
uni.canvasToTempFilePath({
destWidth: 750,
destHeight: 1190,
canvasId: 'canvasOne',
fileType: 'jpg',
success: function(res) {
// 在H5平台下，tempFilePath 为 base64
uni.hideLoading();
that.spreadList[index].pic = res
.tempFilePath;
that.$set(that, 'poster', res
.tempFilePath);
that.$set(that, 'canvasStatus', false);
}
})
})
}, 100);
},
fail: function(err) {
uni.hideLoading();
that.$util.Tips({
title: '无法获取图片信息'
});
}
});
},
bindchange(e) {
let base64List = this.base64List;
let index = e.detail.current;
this.swiperIndex = index;
let arrImagesUrl = "";
uni.downloadFile({
url: base64List[index],
success: (res) => {
arrImagesUrl = res.tempFilePath;
setTimeout(() => {
this.$set(this, 'canvasStatus', true);
this.PosterCanvas(arrImagesUrl, this.PromotionCode, this.userInfo.nickname,
index);
}, 300);
}
});
},
// 点击保存海报
savePhoto: function(url) {
let that = this;
uni.saveImageToPhotosAlbum({
filePath: url,
success: function(res) {
that.$util.Tips({
title: '保存成功',
icon: 'success'
});
},
fail: function(res) {
that.$util.Tips({
title: '保存失败'
});
}
});
},
setShareInfoStatus: function() {
if (this.$wechat.isWeixin()) {
let configAppMessage = {
desc: '分销海报',
title: this.userInfo.nickname + '-分销海报',
link: '/pages/index/index?sd=' + this.uid,
imgUrl: this.spreadList[0].pic
};
this.$wechat.wechatEvevt(["updateAppMessageShareData", "updateTimelineShareData"],
configAppMessage)
}
}
}
}
</script>
<style lang="scss" scoped>
// page {
// background-color: #A2A2A2 !important;
// height: 100vh;
// overflow: auto;
// }
.page {
height: 100vh;
overflow: auto;
background-color: #A2A2A2 !important;
}
.canvas {
position: relative;
}
.distribution-posters {
width: 100%;
height: 100%;
display: flex;
flex-direction: column;
justify-content: center;
align-items: center;
}
.distribution-posters swiper {
width: 100%;
height: 1000rpx;
position: relative;
margin-top: 40rpx;
}
.distribution-posters .slide-image {
width: 100%;
height: 100%;
margin: 0 auto;
border-radius: 15rpx;
}
.distribution-posters .slide-image.active {
transform: none;
transition: all 0.2s ease-in 0s;
}
.distribution-posters .slide-image.quiet {
transform: scale(0.8333333);
transition: all 0.2s ease-in 0s;
}
.distribution-posters .keep {
font-size: 30rpx;
color: #fff;
width: 600rpx;
height: 80rpx;
border-radius: 50rpx;
text-align: center;
line-height: 80rpx;
margin: 38rpx auto;
}
.distribution-posters .preserve {
color: #fff;
text-align: center;
margin-top: 38rpx;
}
.distribution-posters .preserve .line {
width: 100rpx;
height: 1px;
background-color: #fff;
}
.distribution-posters .preserve .tip {
margin: 0 30rpx;
}
</style>