表格中附件的上传及显示#Vue3#后端接口数据

一、图片上传并显示在表格中实现效果：

代码：

<!-- 文件的上传及显示 -->
<template>
  <!-- 演示地址 -->
  <div class="dem-add">
    <!-- Search start -->
    <div class="dem-title">
      <p>演示地址</p>
      <el-input
        class="query-input"
        v-model="tableForm.demoDevice"
        placeholder="搜索"
        @keyup.enter="handleQueryName"
      >
        <template #prefix>
          <el-icon class="el-input__icon"><search /></el-icon>
        </template>
      </el-input>
      <el-button type="primary" :icon="Plus" circle @click="handleAdd" />
    </div>
    <!-- Search end -->
    <!-- Table start -->
    <div class="bs-page-table">
      <el-table :data="tableData" ref="multipleTableRef">
        <el-table-column prop="sort" label="排序" width="60" />
        <el-table-column prop="demoDevice" label="演示端" width="150" />
        <el-table-column prop="address" label="地址" width="180" />
        <el-table-column prop="description" label="特殊说明" width="180" />
        <el-table-column prop="fileIds" label="附加" width="100">
          <template #default="scope">
            <img
              width="80px"
              height="80px"
              :src="`http://192.168.1.214:5050${scope.row.files[0].filePath}`"
            />
          </template>
        </el-table-column>
        <el-table-column fixed="right" label="操作" width="100">
          <template #default="scope">
            <el-button
              type="danger"
              @click="handleRowDel(scope.$index)"
              :icon="Delete"
              circle
            />
          </template>
        </el-table-column>
      </el-table>
      <el-dialog v-model="dialogFormVisible" title="新增" width="500">
        <el-form :model="tableForm">
          <el-form-item label="排序" :label-width="80">
            <el-input v-model="tableForm.sort" autocomplete="off" />
          </el-form-item>
          <el-form-item label="演示端" :label-width="80">
            <el-input v-model="tableForm.demoDevice" autocomplete="off" />
          </el-form-item>
          <el-form-item label="地址" :label-width="80">
            <el-input v-model="tableForm.address" autocomplete="off" />
          </el-form-item>
          <el-form-item label="特殊说明" :label-width="80">
            <el-input v-model="tableForm.description" autocomplete="off" />
          </el-form-item>
          <el-form-item label="附加" :label-width="80">
            <el-upload
              multiple
              class="upload-demo"
              action=""
              :http-request="uploadFile"
              list-type="picture"
            >
              <el-button type="primary">上传文件</el-button>
            </el-upload>
          </el-form-item>
        </el-form>
        <template #footer>
          <div class="dialog-footer">
            <el-button @click="dialogFormVisible = false"> 取消 </el-button>
            <el-button type="primary" @click="dialogConfirm"> 确认 </el-button>
          </div>
        </template>
      </el-dialog>
    </div>
    <!-- Table end -->
  </div>
</template>

<script setup lang="ts">
import { Plus } from "@element-plus/icons-vue";
import { ref, onMounted, toRaw } from "vue";
import axios from "axios";
import { useRouter } from "vue-router";
import { Search } from "@element-plus/icons-vue";
import { Delete } from "@element-plus/icons-vue";

const router = useRouter();
console.log(router.currentRoute.value.path); //当前路由路径
sessionStorage.setItem("path", router.currentRoute.value.path);
// 演示地址
// 定义表格
const tableData = ref<any>([]);
// 定义弹窗表单
let tableForm = ref({
  sort: "",
  demoDevice: "",
  address: "",
  description: "",
  fileIds: <any>[],
  file: "",
});
// 默认对话框关闭状态
const dialogFormVisible = ref(false);
// 调用接口数据在表单显示
const port = async () => {
  await axios
    .post("http://192.168.1.214:5050/api/Project/DemoGetTable", {
      pageIndex: 1,
      pageSize: 100,
      projectId: "1",
    })
    .then((response) => {
      // 将找到的数据返回给表单显示
      tableData.value = response.data.data.list;
    })
    .catch((error) => {
      console.error(error);
    });
};
// 挂载
onMounted(() => {
  port();
});
// 搜索（通过name值查找）
const handleQueryName = () => {
  console.log("搜索");
};
// 新增
const handleAdd = async () => {
  // 打开新增对话框
  dialogFormVisible.value = true;
  // 设置空的绑定对象
  tableForm.value = {
    demoDevice: "",
    address: "",
    description: "",
    sort: "",
    fileIds: [],
    file: "",
  };
};
// 上传文件
const uploadFile = async (val: any) => {
  tableForm.value.file = val.file;
  // 数据交互
  let formdata = new FormData();
  formdata.append("File", tableForm.value.file);
  axios
    // 上传文件接口
    .post("http://192.168.1.214:5050/api/File/UploadFile", formdata, {
      headers: { "Content-Type": "multipart/form-data" },
    })
    .then((res) => {
      // 将文件id值传给tableForm的属性fileIds
      tableForm.value.fileIds.push(res.data.data.id);
      const newobj = Object.assign({ projectId: "1" }, toRaw(tableForm.value));
      axios
        // 添加演示地址接口
        .post("http://192.168.1.214:5050/api/Project/DemoAdd", newobj);
    });
};
// 删除
const handleRowDel = async (index: any) => {
  // 找到要删除的接口中对应的对象
  await axios.post("http://192.168.1.214:5050/api/Project/DemoDel", {
    // 获取到当前索引index下的id值，toRaw()方法获取原始对象
    id: toRaw(tableData.value[index]).id,
  });
  // 从index位置开始，删除一行即可
  tableData.value.splice(index, 1);
};
// 确认表单弹窗
const dialogConfirm = () => {
  dialogFormVisible.value = false;
  port();
};
</script>

<style scoped lang="scss">
// 演示地址
.dem-add {
  width: 800px;
  margin: 20px 50px;
  background-color: rgba(255, 255, 255, 0.333);
  box-shadow: 0 8px 16px #0005;
  border-radius: 16px;
  overflow: hidden;
  // 标签
  .dem-title {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background-color: rgba(207, 204, 204, 0.267);
    padding: 0 20px;
    p {
      float: left;
      width: 150px;
      color: #000;
    }
    // 搜索
    ::v-deep .el-input__wrapper {
      border-radius: 100px;
    }
    .query-input {
      width: 240px;
      height: 35px;
      margin: 10px auto;
      margin-left: 330px;
      background-color: transparent;
      transition: 0.2s;
    }
    ::v-deep .el-input__wrapper:hover {
      background-color: #fff8;
      box-shadow: 0 5px 40px #0002;
    }
    // 增加按钮
    .el-button {
      float: left;
      margin-top: 3px;
      margin-left: 10px;
    }
  }
  // 表格
  .bs-page-table {
    .el-table {
      width: 100%;
      border: 1px solid rgb(219, 219, 219);
      padding: 10px;
      .el-table-column {
        border-collapse: collapse;
        text-align: left;
      }
    }
  }
  // 分页
  .demo-pagination-block {
    padding: 9px 20px;
  }
}
</style>

二、文件上传并下载文件效果：

代码： （这里受到这篇文章的启发：HTML点击按钮button跳转页面的几种实现方法）

<!-- 文件的上传及显示 -->
<template>
  <!-- 演示地址 -->
  <div class="dem-add">
    <!-- Search start -->
    <div class="dem-title">
      <p>演示地址</p>
      <el-input
        class="query-input"
        v-model="tableForm.demoDevice"
        placeholder="搜索"
        @keyup.enter="handleQueryName"
      >
        <template #prefix>
          <el-icon class="el-input__icon"><search /></el-icon>
        </template>
      </el-input>
      <el-button type="primary" :icon="Plus" circle @click="handleAdd" />
    </div>
    <!-- Search end -->
    <!-- Table start -->
    <div class="bs-page-table">
      <el-table :data="tableData" ref="multipleTableRef">
        <el-table-column prop="sort" label="排序" width="60" />
        <el-table-column prop="demoDevice" label="演示端" width="150" />
        <el-table-column prop="address" label="地址" width="180" />
        <el-table-column prop="description" label="特殊说明" width="180" />
        <el-table-column prop="fileIds" label="附加" width="100">
          <template #default="scope">
            <a
              :href="`http://192.168.1.214:5050${scope.row.files[0].filePath}`"
              style="color: blue; text-decoration: none"
              target="_blank"
            >
              <el-button
                circle
                size="default"
                type="default"
                :icon="FolderChecked"
              ></el-button>
            </a>
          </template>
        </el-table-column>
        <el-table-column fixed="right" label="操作" width="100">
          <template #default="scope">
            <el-button
              type="danger"
              @click="handleRowDel(scope.$index)"
              :icon="Delete"
              circle
            />
          </template>
        </el-table-column>
      </el-table>
      <el-dialog v-model="dialogFormVisible" title="新增" width="500">
        <el-form :model="tableForm">
          <el-form-item label="排序" :label-width="80">
            <el-input v-model="tableForm.sort" autocomplete="off" />
          </el-form-item>
          <el-form-item label="演示端" :label-width="80">
            <el-input v-model="tableForm.demoDevice" autocomplete="off" />
          </el-form-item>
          <el-form-item label="地址" :label-width="80">
            <el-input v-model="tableForm.address" autocomplete="off" />
          </el-form-item>
          <el-form-item label="特殊说明" :label-width="80">
            <el-input v-model="tableForm.description" autocomplete="off" />
          </el-form-item>
          <el-form-item label="附加" :label-width="80">
            <el-upload
              multiple
              class="upload-demo"
              action=""
              :http-request="uploadFile"
              list-type="picture"
            >
              <el-button type="primary">上传文件</el-button>
            </el-upload>
          </el-form-item>
        </el-form>
        <template #footer>
          <div class="dialog-footer">
            <el-button @click="dialogFormVisible = false"> 取消 </el-button>
            <el-button type="primary" @click="dialogConfirm"> 确认 </el-button>
          </div>
        </template>
      </el-dialog>
    </div>
    <!-- Table end -->
  </div>
</template>

<script setup lang="ts">
import { Plus } from "@element-plus/icons-vue";
import { ref, onMounted, toRaw } from "vue";
import axios from "axios";
import { useRouter } from "vue-router";
import { Search } from "@element-plus/icons-vue";
import { Delete } from "@element-plus/icons-vue";
import { FolderChecked } from "@element-plus/icons-vue";

const router = useRouter();
console.log(router.currentRoute.value.path); //当前路由路径
sessionStorage.setItem("path", router.currentRoute.value.path);
// 演示地址
// 定义表格
const tableData = ref<any>([]);
// 定义弹窗表单
let tableForm = ref({
  sort: "",
  demoDevice: "",
  address: "",
  description: "",
  fileIds: <any>[],
  file: "",
});
// 默认对话框关闭状态
const dialogFormVisible = ref(false);
// 调用接口数据在表单显示
const port = async () => {
  await axios
    .post("http://192.168.1.214:5050/api/Project/DemoGetTable", {
      pageIndex: 1,
      pageSize: 100,
      projectId: "1",
    })
    .then((response) => {
      // 将找到的数据返回给表单显示
      tableData.value = response.data.data.list;
      console.log(tableData.value);
    })
    .catch((error) => {
      console.error(error);
    });
};
// 挂载
onMounted(() => {
  port();
});
// 搜索（通过name值查找）
const handleQueryName = () => {
  console.log("搜索");
};
// 新增
const handleAdd = async () => {
  // 打开新增对话框
  dialogFormVisible.value = true;
  // 设置空的绑定对象
  tableForm.value = {
    demoDevice: "",
    address: "",
    description: "",
    sort: "",
    fileIds: [],
    file: "",
  };
};
// 上传文件
const uploadFile = async (val: any) => {
  tableForm.value.file = val.file;
  // 数据交互
  let formdata = new FormData();
  formdata.append("File", tableForm.value.file);
  axios
    // 上传文件接口
    .post("http://192.168.1.214:5050/api/File/UploadFile", formdata, {
      headers: { "Content-Type": "multipart/form-data" },
    })
    .then((res) => {
      // 将文件id值传给tableForm的属性fileIds
      tableForm.value.fileIds.push(res.data.data.id);
      const newobj = Object.assign({ projectId: "1" }, toRaw(tableForm.value));
      axios
        // 添加演示地址接口
        .post("http://192.168.1.214:5050/api/Project/DemoAdd", newobj);
    });
};
// 删除
const handleRowDel = async (index: any) => {
  // 找到要删除的接口中对应的对象
  await axios.post("http://192.168.1.214:5050/api/Project/DemoDel", {
    // 获取到当前索引index下的id值，toRaw()方法获取原始对象
    id: toRaw(tableData.value[index]).id,
  });
  // 从index位置开始，删除一行即可
  tableData.value.splice(index, 1);
};
// 确认表单弹窗
const dialogConfirm = () => {
  dialogFormVisible.value = false;
  port();
};
</script>

<style scoped lang="scss">
// 演示地址
.dem-add {
  width: 800px;
  margin: 20px 50px;
  background-color: rgba(255, 255, 255, 0.333);
  box-shadow: 0 8px 16px #0005;
  border-radius: 16px;
  overflow: hidden;
  // 标签
  .dem-title {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background-color: rgba(207, 204, 204, 0.267);
    padding: 0 20px;
    p {
      float: left;
      width: 150px;
      color: #000;
    }
    // 搜索
    ::v-deep .el-input__wrapper {
      border-radius: 100px;
    }
    .query-input {
      width: 240px;
      height: 35px;
      margin: 10px auto;
      margin-left: 330px;
      background-color: transparent;
      transition: 0.2s;
    }
    ::v-deep .el-input__wrapper:hover {
      background-color: #fff8;
      box-shadow: 0 5px 40px #0002;
    }
    // 增加按钮
    .el-button {
      float: left;
      margin-top: 3px;
      margin-left: 10px;
    }
  }
  // 表格
  .bs-page-table {
    .el-table {
      width: 100%;
      border: 1px solid rgb(219, 219, 219);
      padding: 10px;
      .el-table-column {
        border-collapse: collapse;
        text-align: left;
      }
    }
  }
  // 分页
  .demo-pagination-block {
    padding: 9px 20px;
  }
}
</style>

#c，终于解决了，回家种地~