设备台账-生成二维码

gaoluyang

2025-08-07 c6c16e7a5c287c09148755e54e74b2e56ffc9423

 src/views/equipmentManagement/ledger/index.vue

@@ -79,22 +79,17 @@
        @selection-change="handleSelectionChange"
        @pagination="changePage"
      >
        <template #operation="{ row }">
          <el-button type="primary" text @click="edit(row.id)" icon="editPen">
            编辑
          </el-button>
          <el-button
            type="danger"
            text
            icon="delete"
            @click="deleteRow(row.id)"
          >
            删除
          </el-button>
        </template>
      </PIMTable>
    </div>
    <Modal ref="modalRef" @success="getTableData"></Modal>
    <el-dialog v-model="qrDialogVisible" title="二维码" width="300px">
      <div style="text-align:center;">
        <img :src="qrCodeUrl" alt="二维码" style="width:200px;height:200px;" />
        <div style="margin:10px 0;">
          <el-button type="primary" @click="downloadQRCode">下载二维码图片</el-button>
        </div>
      </div>
    </el-dialog>
  </div>
</template>

@@ -106,6 +101,8 @@
import Modal from "./Modal.vue";
import { ElMessageBox, ElMessage } from "element-plus";
import dayjs from "dayjs";
import QRCode from "qrcode";
import { ref } from "vue";

defineOptions({
  name: "设备台账",
@@ -115,6 +112,10 @@
const multipleList = ref([]);
const { proxy } = getCurrentInstance();
const modalRef = ref();
const qrDialogVisible = ref(false);
const qrCodeUrl = ref("");
const qrRowData = ref(null);

const {
  filters,
  columns,
@@ -184,14 +185,29 @@
      align: "center",
      prop: "createTime",
    },
    {
      fixed: "right",
      label: "操作",
      dataType: "slot",
      slot: "operation",
      align: "center",
      width: "200px",
    },
      {
         dataType: "action",
         label: "操作",
         align: "center",
         fixed: 'right',
         width: 140,
         operation: [
            {
               name: "编辑",
               type: "text",
               clickFun: (row) => {
                  edit(row.id)
               },
            },
            {
               name: "生成二维码",
               type: "text",
               clickFun: (row) => {
                  showQRCode(row)
               },
            },
         ],
      },
  ]
);

@@ -253,6 +269,21 @@
    });
};

const showQRCode = async (row) => {
  // 你可以自定义二维码内容，比如 row.id 或 row.deviceName
  const qrContent = JSON.stringify(row); // 或 `${row.id}`
  qrCodeUrl.value = await QRCode.toDataURL(qrContent);
  qrRowData.value = row;
  qrDialogVisible.value = true;
};

const downloadQRCode = () => {
  const a = document.createElement("a");
  a.href = qrCodeUrl.value;
  a.download = `${qrRowData.value.deviceName || "二维码"}.png`;
  a.click();
};

onMounted(() => {
  filters.entryDate = [
    dayjs().format("YYYY-MM-DD"),