上传文件

上传文件

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<script setup>
import { ref, getCurrentInstance } from 'vue';

const {proxy} = getCurrentInstance()

const props = defineProps({
  modelValue: {
    type: Object,
    default: null
  },
  imageUrlPrefix: {
    type: String,
  }
})
//如果父组件传来一个图片地址, 就用父组件的, 否则展示用户上传的图片

const localPreview = ref(false)
const localFile = ref(null)

const emit = defineEmits(['update:modelValue'])
const selectorFile = async(file) => {
  file = file.file
  let img = new FileReader()
  img.readAsDataURL(file)
  img.onload = ({target}) => {
    localFile.value = target.result
  }
  localPreview.value = true
  emit("update:modelValue", file)
}
</script>

<template>
<div class="attachment-selector">
  <el-upload
   name="file"
   :show-file-list="false"
   accept=".zip, .rar"
   :multiple="false"
   :http-request="selectorFile"
  >
    <div class="attachment-selector-btn">
      <template v-if="localFile">
        <img :src="localFile">
      </template>
      <template v-else>
        <img
         :src="(imageUrlPrefix ? imageUrlPrefix : proxy.globalInfo.imageUrl)
          + modelValue.imageUrl"
         v-if="modelValue && modelValue.imageUrl"
          >
        <span class="iconfont icon-add"></span>
      </template>
    </div>
  </el-upload>
  <template
  v-if="modelValue">
  <div
   class="file-name"
   :title="modelValue.name">
   {{ modelValue.name }}
  </div>
  <div class="iconfont iconfont-del"></div>
  </template>
</div>
</template>

<style scoped>
.attachment-selector {
  .attachment-selector-btn {
    background: #dddddd3d;
    width: 150px;
    height: 150px;
    display: flex;
    align-items: center;
    justify-content: center;
    img {
      max-width: 100%;
      height: auto;
    }
    .iconfont {
      font-size: 50px;
      color: #ddd;
    }
  }
}
</style>

上传附件

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<script setup>
import { getCurrentInstance } from 'vue';

const {proxy} = getCurrentInstance()

const props = defineProps({
  modelValue: {
    type: Object,
    default: null
  },
  imageUrlPrefix: {
    type: String,
  }
})

const emit = defineEmits(['update:modelValue'])
const selectorFile = async(file) => {
  file = file.file
  emit("update:modelValue", file)
}

const delFile = () => {
  emit("update:modelValue", null)
}
</script>

<template>
<div class="attachment-selector">
  <el-upload
   name="file"
   :show-file-list="false"
   accept=".zip, .rar"
   :multiple="false"
   :http-request="selectorFile"
  >
    <el-button
     type="primary"
     v-if="!modelValue">上传附件</el-button>
  </el-upload>
  <template
    v-if="modelValue">
    <div
    class="file-name"
    :title="modelValue.name">
    {{ modelValue.name }}
    </div>
    <div
    class="iconfont icon-del"
    @click="delFile"
    ></div>
  </template>
</div>
</template>

<style scoped>
.attachment-selector {
  width: 100%;
  display: flex;
  .iconfont {
    cursor: pointer;
    font-size: 19px;
    color: var(--link);
  }
  .file-name {
    white-space: nowrap;
    overflow: hidden;
    color: #9b9b9b;
    flex: 1;
  }
}
</style>