index_1.vue
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<template>
<view class="ncc-upload">
<template v-if="fileList.length">
<view class="u-list-item u-preview-wrap" v-for="(item, index) in fileList" :key="index">
<view v-if="!disabled" class="u-delete-icon" @tap.stop="deleteItem(index)">
<u-icon class="u-icon" name="close" size="20" color="#ffffff"></u-icon>
</view>
<image class="u-preview-image" :src="baseURL+item.url" mode="aspectFill"
@tap.stop="doPreviewImage(baseURL+item.url)"></image>
</view>
</template>
<u-upload width="150" height="150" :action="comUploadUrl+type" :headers="uploadHeaders"
:max-size="fileSize*1024*1024" :max-count="realLimit" :show-upload-list="false" :show-progress="false"
:deletable="deletable" @on-success="onSuccess" @on-error="handleError"></u-upload>
</view>
</template>
<script>
const units = {
KB: 1024,
MB: 1024 * 1024,
GB: 1024 * 1024 * 1024
}
export default {
name: 'ncc-upload',
model: {
prop: 'value',
event: 'input'
},
props: {
value: {
type: Array,
default: () => []
},
type: {
type: String,
default: 'annexpic'
},
limit: {
type: Number,
default: 99
},
sizeUnit: {
type: String,
default: 'MB'
},
fileSize: {
type: Number,
default: 20
},
disabled: {
type: Boolean,
default: false
}
},
data() {
return {
fileList: [],
realLimit: 0,
deletable: true,
uploadHeaders: {
Authorization: this.$store.getters.token
}
}
},
watch: {
limit(val) {
this.realLimit = val
},
value: {
immediate: true,
handler(val) {
this.fileList = val
}
}
},
created() {
if (this.disabled) {
this.realLimit = this.fileList.length
this.deletable = false
} else {
this.realLimit = this.limit
}
},
computed: {
baseURL() {
return this.define.baseURL
},
comUploadUrl() {
return this.define.comUploadUrl
},
},
methods: {
onSuccess(data, index, lists, name) {
if (data.code == 200) {
this.fileList.push({
name: lists[index].file.name,
fileId: data.data.name,
url: data.data.url
})
this.$emit('input', this.fileList)
} else {
lists.splice(index, 1)
this.$u.toast(data.msg)
}
},
handleError(res, index, lists, name) {
lists.splice(index, 1)
},
deleteItem(index) {
uni.showModal({
title: '提示',
content: '您确定要删除此项吗？',
success: res => {
if (res.confirm) {
this.fileList.splice(index, 1)
this.$emit('input', this.fileList)
uni.showToast({
title: '移除成功',
icon: 'none'
});
}
}
});
},
doPreviewImage(url) {
const images = this.fileList.map(item => this.baseURL + item.url);
uni.previewImage({
urls: images,
current: url,
success: () => {},
fail: () => {
uni.showToast({
title: '预览图片失败',
icon: 'none'
});
}
});
}
}
}
</script>
<style lang="scss" scoped>
.ncc-upload {
display: flex;
flex-wrap: wrap;
align-items: center;
.u-preview-wrap {
width: 150rpx;
height: 150rpx;
border: 1px solid #ebecee;
overflow: hidden;
margin: 10rpx;
background: rgb(244, 245, 246);
position: relative;
border-radius: 10rpx;
/* #ifndef APP-NVUE */
display: flex;
/* #endif */
align-items: center;
justify-content: center;
.u-preview-image {
display: block;
width: 100%;
height: 100%;
border-radius: 10rpx;
}
.u-delete-icon {
position: absolute;
top: 10rpx;
right: 10rpx;
z-index: 10;
background-color: $u-type-error;
border-radius: 100rpx;
width: 44rpx;
height: 44rpx;
/* #ifndef APP-NVUE */
display: flex;
/* #endif */
align-items: center;
justify-content: center;
}
.u-icon {
/* #ifndef APP-NVUE */
display: flex;
/* #endif */
align-items: center;
justify-content: center;
}
}
}
</style>