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2022-09-02 17f0c20242c6ee3d35b9ee8f677d747ed012423c

 ruoyi-ui/src/components/ImageUpload/index.vue

@@ -9,8 +9,8 @@
      :limit="limit"
      :on-error="handleUploadError"
      :on-exceed="handleExceed"
      name="file"
      :on-remove="handleRemove"
      ref="imageUpload"
      :on-remove="handleDelete"
      :show-file-list="true"
      :headers="headers"
      :file-list="fileList"
@@ -44,7 +44,7 @@

<script>
import { getToken } from "@/utils/auth";
import { delOss } from "@/api/system/oss";
import { listByIds, delOss } from "@/api/system/oss";

export default {
  props: {
@@ -87,19 +87,21 @@
  },
  watch: {
    value: {
      handler(val) {
      async handler(val) {
        if (val) {
          // 首先将值转为数组
          const list = Array.isArray(val) ? val : this.value.split(',');
          let list;
          if (Array.isArray(val)) {
            list = val;
          } else {
            await listByIds(val).then(res => {
              list = res.data;
            })
          }
          // 然后将数组转为对象数组
          this.fileList = list.map(item => {
            // 字符串回显处理 如果此处存的是url可直接回显 如果存的是id需要调用接口查出来
            if (typeof item === "string") {
              item = { name: item, url: item };
            } else {
              // 此处name使用ossId 防止删除出现重名
              item = { name: item.ossId, url: item.url, ossId: item.ossId };
            }
            // 此处name使用ossId 防止删除出现重名
            item = { name: item.ossId, url: item.url, ossId: item.ossId };
            return item;
          });
        } else {
@@ -118,32 +120,6 @@
    },
  },
  methods: {
    // 删除图片
    handleRemove(file, fileList) {
      const findex = this.fileList.map(f => f.name).indexOf(file.name);
      if(findex > -1) {
        let ossId = this.fileList[findex].ossId;
        delOss(ossId);
        this.fileList.splice(findex, 1);
        this.$emit("input", this.fileList);
      }
    },
    // 上传成功回调
    handleUploadSuccess(res) {
      if (res.code == 200) {
        this.uploadList.push({ name: res.data.fileName, url: res.data.url, ossId: res.data.ossId });
        if (this.uploadList.length === this.number) {
          this.fileList = this.fileList.concat(this.uploadList);
          this.uploadList = [];
          this.number = 0;
          this.$emit("input", this.fileList);
          this.$modal.closeLoading();
        }
      } else {
        this.$modal.msgError(res.msg);
        this.$modal.closeLoading();
      }
    },
    // 上传前loading加载
    handleBeforeUpload(file) {
      let isImg = false;
@@ -179,16 +155,60 @@
    handleExceed() {
      this.$modal.msgError(`上传文件数量不能超过 ${this.limit} 个!`);
    },
    // 上传成功回调
    handleUploadSuccess(res, file) {
      if (res.code === 200) {
        this.uploadList.push({ name: res.data.fileName, url: res.data.url, ossId: res.data.ossId });
        this.uploadedSuccessfully();
      } else {
        this.number--;
        this.$modal.closeLoading();
        this.$modal.msgError(res.msg);
        this.$refs.imageUpload.handleRemove(file);
        this.uploadedSuccessfully();
      }
    },
    // 删除图片
    handleDelete(file) {
      const findex = this.fileList.map(f => f.name).indexOf(file.name);
      if(findex > -1) {
        let ossId = this.fileList[findex].ossId;
        delOss(ossId);
        this.fileList.splice(findex, 1);
        this.$emit("input", this.listToString(this.fileList));
      }
    },
    // 上传失败
    handleUploadError(res) {
      this.$modal.msgError("上传图片失败，请重试");
      this.$modal.closeLoading();
    },
    // 上传结束处理
    uploadedSuccessfully() {
      if (this.number > 0 && this.uploadList.length === this.number) {
        this.fileList = this.fileList.concat(this.uploadList);
        this.uploadList = [];
        this.number = 0;
        this.$emit("input", this.listToString(this.fileList));
        this.$modal.closeLoading();
      }
    },
    // 预览
    handlePictureCardPreview(file) {
      this.dialogImageUrl = file.url;
      this.dialogVisible = true;
    },
    // 对象转成指定字符串分隔
    listToString(list, separator) {
      let strs = "";
      separator = separator || ",";
      for (let i in list) {
        if (list[i].ossId) {
          strs += list[i].ossId + separator;
        }
      }
      return strs != "" ? strs.substr(0, strs.length - 1) : "";
    }
  }
};
</script>