4pc/src/components/single-input.vue

<template>
  <el-dialog
    :model-value="visible"
    @update:model-value="(val) => emit('update:visible', val)"
    :title="title"
    width="500"
  >
    <el-input
      v-model.trim="ivalue"
      :maxlength="100"
      show-word-limit
      type="textarea"
      placeholder="请输入"
    />
    <template #footer>
      <div class="dialog-footer">
        <el-button @click="emit('update:visible', false)">取消</el-button>
        <el-button type="primary" @click="submit"> 确定 </el-button>
      </div>
    </template>
  </el-dialog>
</template>

<script setup lang="ts">
import { ElMessage } from "element-plus";
import { ref, watchEffect } from "vue";

const props = defineProps<{
  visible: boolean;
  value: string;
  title: string;
  updateValue: (value: string) => void;
}>();
const emit = defineEmits<{
  (e: "update:visible", visible: boolean): void;
}>();

const ivalue = ref(props.value);
watchEffect(() => {
  ivalue.value = props.value;
});

const submit = async () => {
  if (ivalue.value.length === 0) {
    return ElMessage.error("点位名称不能为空！");
  }
  await props.updateValue(ivalue.value);
  emit("update:visible", false);
};
</script>