爱简收旧衣按件回收前端代码仓库
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<template>
<view class="uv-upload" :style="[$uv.addStyle(customStyle)]">
<view class="uv-upload__wrap">
<template v-if="previewImage">
<view class="uv-upload__wrap__preview" v-for="(item, index) in lists" :key="index">
<image
v-if="item.isImage || (item.type && item.type === 'image')"
:src="item.thumb || item.url" :mode="imageMode"
class="uv-upload__wrap__preview__image"
@tap="onPreviewImage(item,index)"
:style="[{
width: $uv.addUnit(width),
height: $uv.addUnit(height)
}]"
/>
<view
v-else
class="uv-upload__wrap__preview__other"
@tap="onPreviewVideo(item,index)"
:style="[{
width: $uv.addUnit(width),
height: $uv.addUnit(height)
}]"
>
<uv-icon color="#80CBF9" size="26" :name="item.isVideo || (item.type && item.type === 'video') ? 'movie' : 'folder'"></uv-icon>
<text class="uv-upload__wrap__preview__other__text">{{item.isVideo || (item.type && item.type === 'video') ? '视频' : '文件'}}</text>
</view>
<view class="uv-upload__status" v-if="item.status === 'uploading' || item.status === 'failed'">
<view class="uv-upload__status__icon">
<uv-icon v-if="item.status === 'failed'" name="close-circle" color="#ffffff" size="25" />
<uv-loading-icon size="22" mode="circle" v-else />
</view>
<text v-if="item.message" class="uv-upload__status__message">{{ item.message }}</text>
</view>
<view class="uv-upload__deletable" v-if="item.status !== 'uploading' && (deletable || item.deletable)" @tap.stop="deleteItem(index)">
<view class="uv-upload__deletable__icon">
<uv-icon name="close" color="#ffffff" size="10"></uv-icon>
</view>
</view>
<view class="uv-upload__success" v-if="item.status === 'success'">
<!-- #ifdef APP-NVUE -->
<image :src="successIcon" class="uv-upload__success__icon"></image>
<!-- #endif -->
<!-- #ifndef APP-NVUE -->
<view class="uv-upload__success__icon">
<uv-icon name="checkmark" color="#ffffff" size="12"></uv-icon>
</view>
<!-- #endif -->
</view>
</view>
</template>
<template v-if="isInCount">
<view @tap="chooseFile">
<slot>
<view class="uv-upload__button" :hover-class="!disabled ? 'uv-upload__button--hover' : ''" hover-stay-time="150" @tap.stop="chooseFile" :class="[disabled && 'uv-upload__button--disabled']" :style="[{
width: $uv.addUnit(width),
height: $uv.addUnit(height)
}]">
<uv-icon :name="uploadIcon" size="26" :color="uploadIconColor"></uv-icon>
<text v-if="uploadText" class="uv-upload__button__text">{{ uploadText }}</text>
</view>
</slot>
</view>
</template>
</view>
<uv-preview-video ref="previewVideo"></uv-preview-video>
</view>
</template>
<script>
import { func, image, video, array, promise } from '@/uni_modules/uv-ui-tools/libs/function/test.js';
import mpMixin from '@/uni_modules/uv-ui-tools/libs/mixin/mpMixin.js'
import mixin from '@/uni_modules/uv-ui-tools/libs/mixin/mixin.js'
import { chooseFile } from './utils';
import mixin_accept from './mixin.js';
import props from './props.js';
/**
* upload 上传
* @description 该组件用于上传图片场景
* @tutorial https://www.uvui.cn/components/upload.html
* @property {String} accept 接受的文件类型, 可选值为all media image file video (默认 'image' )
* @property {String | Array} capture 图片或视频拾取模式,当accept为image类型时设置capture可选额外camera可以直接调起摄像头(默认 ['album', 'camera'] )
* @property {Boolean} compressed 当accept为video时生效,是否压缩视频,默认为true(默认 true )
* @property {String} camera 当accept为video时生效,可选值为back或front(默认 'back' )
* @property {Number} maxDuration 当accept为video时生效,拍摄视频最长拍摄时间,单位秒(默认 60 )
* @property {String} uploadIcon 上传区域的图标,只能内置图标(默认 'camera-fill' )
* @property {String} uploadIconColor 上传区域的图标的字体颜色,只能内置图标(默认 #D3D4D6 )
* @property {Boolean} useBeforeRead 是否开启文件读取前事件(默认 false )
* @property {Boolean} previewFullImage 是否开启图片预览功能(默认 true )
* @property {Boolean} previewFullVideo 是否开启视频预览功能(默认 true )
* @property {String | Number} maxCount 最大上传数量(默认 52 )
* @property {Boolean} disabled 是否启用(默认 false )
* @property {String} imageMode 预览上传的图片时的裁剪模式,和image组件mode属性一致(默认 'aspectFill' )
* @property {String} name 标识符,可以在回调函数的第二项参数中获取
* @property {Array} sizeType 所选的图片的尺寸, 可选值为original compressed(默认 ['original', 'compressed'] )
* @property {Boolean} multiple 是否开启图片多选,部分安卓机型不支持 (默认 false )
* @property {Boolean} deletable 是否展示删除按钮(默认 true )
* @property {String | Number} maxSize 文件大小限制,单位为byte (默认 Number.MAX_VALUE )
* @property {Array} fileList 显示已上传的文件列表
* @property {String} uploadText 上传区域的提示文字
* @property {String | Number} width 内部预览图片区域和选择图片按钮的区域宽度(默认 80 )
* @property {String | Number} height 内部预览图片区域和选择图片按钮的区域高度(默认 80 )
* @property {Object} customStyle 组件的样式,对象形式
* @event {Function} afterRead 读取后的处理函数
* @event {Function} beforeRead 读取前的处理函数
* @event {Function} oversize 文件超出大小限制
* @event {Function} clickPreview 点击预览时触发
* @event {Function} delete 删除图片
* @example <uv-upload :action="action" :fileList="fileList" ></uv-upload>
*/
export default {
name: "uv-upload",
// #ifdef VUE3
emits: ['error', 'beforeRead', 'oversize', 'afterRead', 'delete', 'clickPreview'],
// #endif
mixins: [mpMixin, mixin, mixin_accept, props],
data() {
return {
// #ifdef APP-NVUE
successIcon: 'data:image/png;base64,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',
// #endif
lists: [],
isInCount: true,
}
},
watch: {
// 监听文件列表的变化,重新整理内部数据
fileList: {
deep: true,
immediate: true,
handler() {
this.formatFileList()
}
},
deletable(newVal) {
if(!newVal) {
this.lists.map(item=>{
item.deletable = this.deletable;
})
}
}
},
methods: {
formatFileList() {
const {
fileList = [], maxCount
} = this;
const lists = fileList.map((item) =>
Object.assign(Object.assign({}, item), {
// 如果item.url为本地选择的blob文件的话,无法判断其为video还是image,此处优先通过accept做判断处理
isImage: this.accept === 'image' || image(item.url || item.thumb),
isVideo: this.accept === 'video' || video(item.url || item.thumb),
deletable: typeof(item.deletable) === 'boolean' ? item.deletable : this.deletable,
})
);
this.lists = lists
this.isInCount = lists.length < maxCount
},
chooseFile() {
this.timer && clearTimeout(this.timer);
this.timer = setTimeout(() => {
const {
maxCount,
multiple,
lists,
disabled
} = this;
if (disabled) return;
// 如果用户传入的是字符串,需要格式化成数组
let capture;
try {
capture = array(this.capture) ? this.capture : this.capture.split(',');
} catch (e) {
capture = [];
}
chooseFile(
Object.assign({
accept: this.accept,
multiple: this.multiple,
capture: capture,
compressed: this.compressed,
maxDuration: this.maxDuration,
sizeType: this.sizeType,
camera: this.camera,
}, {
maxCount: maxCount - lists.length,
})
)
.then((res) => {
this.onBeforeRead(multiple ? res : res[0]);
})
.catch((error) => {
this.$emit('error', error);
});
}, 100)
},
// 文件读取之前
onBeforeRead(file) {
const {
beforeRead,
useBeforeRead,
} = this;
let res = true
// beforeRead是否为一个方法
if (func(beforeRead)) {
// 如果用户定义了此方法,则去执行此方法,并传入读取的文件回调
res = beforeRead(file, this.getDetail());
}
if (useBeforeRead) {
res = new Promise((resolve, reject) => {
this.$emit(
'beforeRead',
Object.assign(Object.assign({
file
}, this.getDetail()), {
callback: (ok) => {
ok ? resolve() : reject();
},
})
);
});
}
if (!res) {
return;
}
if (promise(res)) {
res.then((data) => this.onAfterRead(data || file));
} else {
this.onAfterRead(file);
}
},
getDetail(index) {
return {
name: this.name,
index: index == null ? this.fileList.length : index,
};
},
onAfterRead(file) {
const {
maxSize,
afterRead
} = this;
const oversize = Array.isArray(file) ?
file.some((item) => item.size > maxSize) :
file.size > maxSize;
if (oversize) {
this.$emit('oversize', Object.assign({
file
}, this.getDetail()));
return;
}
if (typeof afterRead === 'function') {
afterRead(file, this.getDetail());
}
this.$emit('afterRead', Object.assign({
file
}, this.getDetail()));
},
deleteItem(index) {
this.$emit(
'delete',
Object.assign(Object.assign({}, this.getDetail(index)), {
file: this.fileList[index],
})
);
},
// 预览图片
onPreviewImage(item, index) {
const lists = this.$uv.deepClone(this.lists);
lists.map((i,j)=>{
if(j == index) {
i.current = true;
}
});
const filters = lists.filter(i=>i.isImage);
const findIndex = filters.findIndex(i=>i.current);
this.onClickPreview(item, index);
if (!item.isImage || !this.previewFullImage) return
uni.previewImage({
// 先filter找出为图片的item,再返回filter结果中的图片url
urls: this.lists.filter((item) => this.accept === 'image' || image(item.url || item.thumb)).map((item) => item.url || item.thumb),
current: findIndex,
fail() {
this.$uv.toast('预览图片失败')
},
});
},
onPreviewVideo(item, index) {
this.onClickPreview(item, index);
if (!this.previewFullVideo || !item.isVideo) return;
this.$refs.previewVideo.open(item.url);
},
onClickPreview(item, index) {
this.$emit(
'clickPreview',
Object.assign(Object.assign({}, item), this.getDetail(index))
);
}
}
}
</script>
<style lang="scss" scoped>
@import '@/uni_modules/uv-ui-tools/libs/css/components.scss';
@import '@/uni_modules/uv-ui-tools/libs/css/color.scss';
$uv-upload-preview-border-radius: 2px !default;
$uv-upload-preview-margin: 0 8px 8px 0 !default;
$uv-upload-image-width: 80px !default;
$uv-upload-image-height: $uv-upload-image-width;
$uv-upload-other-bgColor: rgb(242, 242, 242) !default;
$uv-upload-other-flex: 1 !default;
$uv-upload-text-font-size: 11px !default;
$uv-upload-text-color: $uv-tips-color !default;
$uv-upload-text-margin-top: 2px !default;
$uv-upload-deletable-right: 0 !default;
$uv-upload-deletable-top: 0 !default;
$uv-upload-deletable-bgColor: rgb(55, 55, 55) !default;
$uv-upload-deletable-height: 14px !default;
$uv-upload-deletable-width: $uv-upload-deletable-height;
$uv-upload-deletable-boder-bottom-left-radius: 100px !default;
$uv-upload-deletable-zIndex: 3 !default;
$uv-upload-success-bottom: 0 !default;
$uv-upload-success-right: 0 !default;
$uv-upload-success-border-style: solid !default;
$uv-upload-success-border-top-color: transparent !default;
$uv-upload-success-border-left-color: transparent !default;
$uv-upload-success-border-bottom-color: $uv-success !default;
$uv-upload-success-border-right-color: $uv-upload-success-border-bottom-color;
$uv-upload-success-border-width: 9px !default;
$uv-upload-icon-top: 0px !default;
$uv-upload-icon-right: 0px !default;
$uv-upload-icon-h5-top: 1px !default;
$uv-upload-icon-h5-right: 0 !default;
$uv-upload-icon-width: 16px !default;
$uv-upload-icon-height: $uv-upload-icon-width;
$uv-upload-success-icon-bottom: -10px !default;
$uv-upload-success-icon-right: -10px !default;
$uv-upload-status-right: 0 !default;
$uv-upload-status-left: 0 !default;
$uv-upload-status-bottom: 0 !default;
$uv-upload-status-top: 0 !default;
$uv-upload-status-bgColor: rgba(0, 0, 0, 0.5) !default;
$uv-upload-status-icon-Zindex: 1 !default;
$uv-upload-message-font-size: 12px !default;
$uv-upload-message-color: #FFFFFF !default;
$uv-upload-message-margin-top: 5px !default;
$uv-upload-button-width: 80px !default;
$uv-upload-button-height: $uv-upload-button-width;
$uv-upload-button-bgColor: rgb(244, 245, 247) !default;
$uv-upload-button-border-radius: 2px !default;
$uv-upload-botton-margin: 0 8px 8px 0 !default;
$uv-upload-text-font-size: 11px !default;
$uv-upload-text-color: $uv-tips-color !default;
$uv-upload-text-margin-top: 2px !default;
$uv-upload-hover-bgColor: rgb(230, 231, 233) !default;
$uv-upload-disabled-opacity: .5 !default;
.uv-upload {
@include flex(column);
flex: 1;
&__wrap {
@include flex;
flex-wrap: wrap;
flex: 1;
&__preview {
border-radius: $uv-upload-preview-border-radius;
margin: $uv-upload-preview-margin;
position: relative;
overflow: hidden;
@include flex;
&__image {
width: $uv-upload-image-width;
height: $uv-upload-image-height;
}
&__other {
width: $uv-upload-image-width;
height: $uv-upload-image-height;
background-color: $uv-upload-other-bgColor;
flex: $uv-upload-other-flex;
@include flex(column);
justify-content: center;
align-items: center;
&__text {
font-size: $uv-upload-text-font-size;
color: $uv-upload-text-color;
margin-top: $uv-upload-text-margin-top;
}
}
}
}
&__deletable {
position: absolute;
top: $uv-upload-deletable-top;
right: $uv-upload-deletable-right;
background-color: $uv-upload-deletable-bgColor;
height: $uv-upload-deletable-height;
width: $uv-upload-deletable-width;
@include flex;
border-bottom-left-radius: $uv-upload-deletable-boder-bottom-left-radius;
align-items: center;
justify-content: center;
z-index: $uv-upload-deletable-zIndex;
&__icon {
position: absolute;
transform: scale(0.7);
top: $uv-upload-icon-top;
right: $uv-upload-icon-right;
/* #ifdef H5 */
top: $uv-upload-icon-h5-top;
right: $uv-upload-icon-h5-right;
/* #endif */
}
}
&__success {
position: absolute;
bottom: $uv-upload-success-bottom;
right: $uv-upload-success-right;
@include flex;
// 由于weex(nvue)为阿里巴巴的KPI(部门业绩考核)的laji产物,不支持css绘制三角形
// 所以在nvue下使用图片,非nvue下使用css实现
/* #ifndef APP-NVUE */
border-style: $uv-upload-success-border-style;
border-top-color: $uv-upload-success-border-top-color;
border-left-color: $uv-upload-success-border-left-color;
border-bottom-color: $uv-upload-success-border-bottom-color;
border-right-color: $uv-upload-success-border-right-color;
border-width: $uv-upload-success-border-width;
align-items: center;
justify-content: center;
/* #endif */
&__icon {
/* #ifndef APP-NVUE */
position: absolute;
transform: scale(0.7);
bottom: $uv-upload-success-icon-bottom;
right: $uv-upload-success-icon-right;
/* #endif */
/* #ifdef APP-NVUE */
width: $uv-upload-icon-width;
height: $uv-upload-icon-height;
/* #endif */
}
}
&__status {
position: absolute;
top: $uv-upload-status-top;
bottom: $uv-upload-status-bottom;
left: $uv-upload-status-left;
right: $uv-upload-status-right;
background-color: $uv-upload-status-bgColor;
@include flex(column);
align-items: center;
justify-content: center;
&__icon {
position: relative;
z-index: $uv-upload-status-icon-Zindex;
}
&__message {
font-size: $uv-upload-message-font-size;
color: $uv-upload-message-color;
margin-top: $uv-upload-message-margin-top;
}
}
&__button {
@include flex(column);
align-items: center;
justify-content: center;
width: $uv-upload-button-width;
height: $uv-upload-button-height;
background-color: $uv-upload-button-bgColor;
border-radius: $uv-upload-button-border-radius;
margin: $uv-upload-botton-margin;
/* #ifndef APP-NVUE */
box-sizing: border-box;
/* #endif */
&__text {
font-size: $uv-upload-text-font-size;
color: $uv-upload-text-color;
margin-top: $uv-upload-text-margin-top;
}
&--hover {
background-color: $uv-upload-hover-bgColor;
}
&--disabled {
opacity: $uv-upload-disabled-opacity;
}
}
}
</style>