proginn-frontend/components/multi-uploader.vue

<template>
  <div class="multi-uploader">
    <el-upload
      action="/upload_image"
      list-type="picture-card"
      :limit="9"
      :file-list="fileList"
      :on-preview="handlePictureCardPreview"
      :on-remove="handleRemove"
      :on-success="handleSuccess"
    >
      <i class="el-icon-plus"></i>
    </el-upload>
    <el-dialog :visible.sync="dialogVisible">
      <img width="100%" :src="dialogImageUrl" alt/>
    </el-dialog>
    <div slot="tip" class="el-upload__tip">最多添加9张作品图片</div>
  </div>
</template>

<script>
  export default {
    name: "multi-uploader",
    props: {
      value: Array
    },
    model: {
      prop: "value",
      event: "change"
    },
    components: {},
    data() {
      return {
        uploading: false,
        fileList: [],
        dialogImageUrl: "",
        dialogVisible: false
      };
    },
    computed: {},
    mounted() {
      this.fileList = this.value;
    },
    methods: {
      handleRemove(file, fileList) {
        console.log(file, fileList);
        this.handleChange(fileList);
      },
      handlePictureCardPreview(file) {
        this.dialogImageUrl = file.url;
        this.dialogVisible = true;
      },
      handleSuccess(response, file, fileList) {
        console.log(response, file, fileList);
        this.handleChange(fileList);
      },

      handleChange(fileList) {
        const list = [];
        fileList.map(file => {
          if (file.response.filename && !file.response.error) {
            list.push({
              name: file.name,
              url: file.response ? file.response.filename : file.url
            });
          }
        });
        this.$emit("change", list);
        console.log("list:", list);
        console.log("fileList", fileList);
        console.log("this.fileList", this.fileList);
      }
    }
  };
</script>

<style lang="scss">
  .multi-uploader {
    position: relative;
    background: #fff;
  }
</style>