修改foreignInput组件

src/wcq-components/TablePlus/components/InputColumn/ForeignInput.vue

@@ -8,7 +8,9 @@
         closable
         @close="handleClose"
       >
-        {{ (column.config.instanceKey&&ctx?.[column.config.instanceKey]?.[column.config.nameKey])||value }}
+        {{
+          showValue
+          }}
       </el-tag>
       <el-button @click="showSelect" size="small">选择</el-button>
     </div>
@@ -59,6 +61,19 @@ const handleClose = () => {
   value.value = null
 }
 
+function getValueByNameKey(data, nameKey) {
+  return data ? (typeof nameKey === "string" ? data[nameKey] : nameKey.map(key => [tempValue[key]]).join("-")) : ''
+}
+
+const showValue = computed(() => {
+  const nameKey = props.column.config.nameKey
+  //后端关系字段内的值
+  const val1 = getValueByNameKey(props.column.config.instanceKey && props.ctx?.[props.column.config.instanceKey], nameKey)
+  //选择值内的值
+  const val2 = getValueByNameKey(tempValue.value, nameKey)
+  return val2 || (value.value ? (val1 || value.value) : value.value)
+})
+
 const handleTempClose = () => {
   tempValue.value = null
 }