diff --git a/apps/web-antd/src/api/infra/job/index.ts b/apps/web-antd/src/api/infra/job/index.ts
index 04848dd8b..8f1bb7d88 100644
--- a/apps/web-antd/src/api/infra/job/index.ts
+++ b/apps/web-antd/src/api/infra/job/index.ts
@@ -3,6 +3,23 @@ import type { PageParam, PageResult } from '@vben/request';
 import { requestClient } from '#/api/request';
 
 export namespace InfraJobApi {
+  /**
+   * 任务处理器参数形态
+   * object / array / string_array
+   */
+  export type JobParamShape = 'array' | 'object' | 'string_array';
+
+  /**
+   * 任务处理器参数字段
+   * 单条配置内的表单项定义
+   */
+  export interface JobParamField {
+    key: string;
+    label: string;
+    defaultValue?: boolean | number | string;
+    required?: boolean;
+  }
+
   /** 任务信息 */
   export interface Job {
     id?: number;
@@ -16,7 +33,52 @@ export namespace InfraJobApi {
     monitorTimeout: number;
     createTime?: Date;
     nextTimes?: Date[];
+    /**
+     * 处理器参数字段定义
+     * 仅编辑时 get 详情返回
+     */
+    paramFields?: JobParamField[];
+    /**
+     * 处理器参数形态
+     * 仅编辑时 get 详情返回
+     */
+    paramShape?: JobParamShape;
   }
+
+  /**
+   * 创建/修改任务提交体
+   * 不含 paramFields、paramShape 等详情元数据
+   */
+  export type JobSavePayload = Pick<
+    Job,
+    | 'cronExpression'
+    | 'handlerName'
+    | 'handlerParam'
+    | 'id'
+    | 'monitorTimeout'
+    | 'name'
+    | 'retryCount'
+    | 'retryInterval'
+  >;
+}
+
+/**
+ * 从表单值提取任务保存 payload
+ * 过滤 paramFields、paramShape 等只读字段
+ */
+export function pickJobSavePayload(
+  job: InfraJobApi.Job,
+): InfraJobApi.JobSavePayload {
+  return {
+    id: job.id,
+    name: job.name,
+    handlerName: job.handlerName,
+    handlerParam: job.handlerParam,
+    cronExpression: job.cronExpression,
+    retryCount: job.retryCount,
+    retryInterval: job.retryInterval,
+    monitorTimeout: job.monitorTimeout,
+  };
 }
 
 /** 查询任务列表 */
@@ -32,12 +94,12 @@ export function getJob(id: number) {
 }
 
 /** 新增任务 */
-export function createJob(data: InfraJobApi.Job) {
+export function createJob(data: InfraJobApi.JobSavePayload) {
   return requestClient.post('/infra/job/create', data);
 }
 
 /** 修改定时任务调度 */
-export function updateJob(data: InfraJobApi.Job) {
+export function updateJob(data: InfraJobApi.JobSavePayload) {
   return requestClient.put('/infra/job/update', data);
 }
 
diff --git a/apps/web-antd/src/views/infra/job/components/JobHandlerParamEditor.vue b/apps/web-antd/src/views/infra/job/components/JobHandlerParamEditor.vue
new file mode 100644
index 000000000..70701ca7c
--- /dev/null
+++ b/apps/web-antd/src/views/infra/job/components/JobHandlerParamEditor.vue
@@ -0,0 +1,314 @@
+<!--
+  任务处理器参数编辑器（Vben Form 自定义组件）
+
+  - 新建：单行 Input，手填 JSON 或纯文本
+  - 编辑：按后端下发的 paramShape + paramFields 渲染结构化表单
+    - object：单组字段
+    - array：多组配置块（如 FTP 列表）
+    - string_array：多行字符串（如域名列表）
+  - 对外仅暴露 handlerParam 字符串（v-model:value）
+-->
+<script lang="ts" setup>
+import type {
+  JobParamFieldModel,
+  JobParamFieldValue,
+} from '../utils/job-handler-param';
+
+import type { InfraJobApi } from '#/api/infra/job';
+
+import { computed, ref, watch } from 'vue';
+
+import { ContentWrap, VbenButton } from '@vben/common-ui';
+import { IconifyIcon } from '@vben/icons';
+
+import { Input } from 'ant-design-vue';
+
+import {
+  buildDefaultParamModel,
+  parseArrayParamValue,
+  parseObjectParamValue,
+  parseStringArrayParamValue,
+  serializeStringArrayParam,
+} from '../utils/job-handler-param';
+import JobHandlerParamFields from './JobHandlerParamFields.vue';
+
+defineOptions({ name: 'JobHandlerParamEditor' });
+
+const props = withDefaults(
+  defineProps<{
+    isEdit?: boolean;
+    paramFields?: InfraJobApi.JobParamField[];
+    paramShape?: InfraJobApi.JobParamShape;
+    value?: string;
+  }>(),
+  {
+    isEdit: false,
+    paramFields: () => [],
+    paramShape: 'object',
+    value: '',
+  },
+);
+
+const emit = defineEmits<{
+  'update:value': [value: string];
+}>();
+
+// 编辑态字段定义，来自 GET /infra/job/get
+const fields = ref<InfraJobApi.JobParamField[]>([]);
+// object 形态：单对象模型
+const formModel = ref(buildDefaultParamModel([]));
+// array 形态：对象数组，每项对应一个配置块
+const arrayItems = ref([buildDefaultParamModel([])]);
+// string_array 形态：字符串数组，每项一行输入
+const stringItems = ref<string[]>(['']);
+
+const normalizedShape = computed(() => props.paramShape ?? 'object');
+
+/**
+ * 编辑态且后端有字段定义（或 string_array）时启用结构化 UI
+ */
+const useStructuredForm = computed(() => {
+  if (!props.isEdit) {
+    return false;
+  }
+  if (normalizedShape.value === 'string_array') {
+    return true;
+  }
+  return fields.value.length > 0;
+});
+
+const plainValue = computed({
+  get: () => props.value ?? '',
+  set: (val: string) => emit('update:value', val),
+});
+
+/**
+ * 按 paramShape 将 props.value 同步到本地模型并回写
+ */
+function syncFormModelFromValue() {
+  if (normalizedShape.value === 'string_array') {
+    stringItems.value = parseStringArrayParamValue(props.value);
+    emitStringArrayValue();
+    return;
+  }
+  if (normalizedShape.value === 'array') {
+    arrayItems.value = parseArrayParamValue(props.value, fields.value);
+    emitArrayValue();
+    return;
+  }
+  formModel.value = parseObjectParamValue(props.value, fields.value);
+  emitObjectValue();
+}
+
+function emitObjectValue() {
+  if (!useStructuredForm.value || normalizedShape.value !== 'object') {
+    return;
+  }
+  emit('update:value', JSON.stringify(formModel.value));
+}
+
+function emitArrayValue() {
+  if (!useStructuredForm.value || normalizedShape.value !== 'array') {
+    return;
+  }
+  emit('update:value', JSON.stringify(arrayItems.value));
+}
+
+function emitStringArrayValue() {
+  if (!useStructuredForm.value || normalizedShape.value !== 'string_array') {
+    return;
+  }
+  emit('update:value', serializeStringArrayParam(stringItems.value));
+}
+
+function addArrayItem() {
+  arrayItems.value.push(buildDefaultParamModel(fields.value));
+  emitArrayValue();
+}
+
+/**
+ * 至少保留一组空配置，避免 UI 消失
+ */
+function removeArrayItem(index: number) {
+  arrayItems.value.splice(index, 1);
+  if (arrayItems.value.length === 0) {
+    arrayItems.value.push(buildDefaultParamModel(fields.value));
+  }
+  emitArrayValue();
+}
+
+function addStringItem() {
+  stringItems.value.push('');
+  emitStringArrayValue();
+}
+
+/**
+ * 至少保留一行空输入
+ */
+function removeStringItem(index: number) {
+  stringItems.value.splice(index, 1);
+  if (stringItems.value.length === 0) {
+    stringItems.value.push('');
+  }
+  emitStringArrayValue();
+}
+
+function handleStringItemChange(index: number, val: string) {
+  stringItems.value[index] = val;
+  emitStringArrayValue();
+}
+
+function updateObjectField(key: string, value: JobParamFieldValue | undefined) {
+  formModel.value[key] = value;
+}
+
+function updateArrayItemField(
+  item: JobParamFieldModel,
+  key: string,
+  value: JobParamFieldValue | undefined,
+) {
+  item[key] = value;
+}
+
+watch(
+  () => [props.isEdit, props.paramFields, props.paramShape] as const,
+  ([isEdit, paramFields]) => {
+    if (!isEdit) {
+      fields.value = [];
+      return;
+    }
+    fields.value = paramFields ?? [];
+    syncFormModelFromValue();
+  },
+  { immediate: true, deep: true },
+);
+</script>
+
+<template>
+  <div class="w-full">
+    <!--
+      新建：单行文本
+    -->
+    <Input
+      v-if="!useStructuredForm"
+      v-model:value="plainValue"
+      placeholder="请输入处理器的参数"
+      allow-clear
+    />
+
+    <!--
+      object：如 infra 清理 Job {"retainDay":14}
+    -->
+    <div
+      v-else-if="normalizedShape === 'object'"
+      class="flex w-full flex-col gap-2"
+    >
+      <JobHandlerParamFields
+        :fields="fields"
+        :model="formModel"
+        @update:field="updateObjectField"
+        @change="emitObjectValue"
+      />
+    </div>
+
+    <!--
+      array：如云备份 FTP 配置列表
+    -->
+    <div
+      v-else-if="normalizedShape === 'array'"
+      class="flex w-full flex-col gap-3"
+    >
+      <ContentWrap
+        v-for="(item, index) in arrayItems"
+        :key="index"
+        content-class="px-4 pb-4 pt-3"
+        header-class="border-border px-4 py-3"
+      >
+        <template #title>
+          <div class="flex w-full items-center justify-between gap-2">
+            <span class="text-sm font-medium text-foreground">
+              配置 {{ index + 1 }}
+            </span>
+            <VbenButton
+              class="text-destructive hover:text-destructive"
+              size="sm"
+              variant="ghost"
+              @click="removeArrayItem(index)"
+            >
+              <IconifyIcon icon="lucide:trash-2" class="mr-1" />
+              删除
+            </VbenButton>
+          </div>
+        </template>
+        <JobHandlerParamFields
+          :fields="fields"
+          :model="item"
+          :number-min="0"
+          @update:field="(key, value) => updateArrayItemField(item, key, value)"
+          @change="emitArrayValue"
+        />
+      </ContentWrap>
+      <VbenButton
+        class="w-full border-dashed border-border"
+        variant="outline"
+        @click="addArrayItem"
+      >
+        <IconifyIcon icon="lucide:plus" class="mr-1" />
+        添加配置
+      </VbenButton>
+    </div>
+
+    <!--
+      string_array：如活动日志域名列表 ["a.com"]
+    -->
+    <div
+      v-else-if="normalizedShape === 'string_array'"
+      class="flex w-full flex-col gap-3"
+    >
+      <ContentWrap
+        v-for="(item, index) in stringItems"
+        :key="index"
+        content-class="px-4 pb-4 pt-3"
+        header-class="border-border px-4 py-3"
+      >
+        <template #title>
+          <div class="flex w-full items-center justify-between gap-2">
+            <span class="text-sm font-medium text-foreground">
+              配置 {{ index + 1 }}
+            </span>
+            <VbenButton
+              class="text-destructive hover:text-destructive"
+              size="sm"
+              variant="ghost"
+              @click="removeStringItem(index)"
+            >
+              <IconifyIcon icon="lucide:trash-2" class="mr-1" />
+              删除
+            </VbenButton>
+          </div>
+        </template>
+        <div class="flex w-full items-center gap-2">
+          <span
+            class="w-[120px] shrink-0 text-right text-sm text-muted-foreground"
+          >
+            域名
+          </span>
+          <Input
+            :value="item"
+            class="min-w-0 flex-1"
+            placeholder="请输入域名"
+            @update:value="(v) => handleStringItemChange(index, v)"
+          />
+        </div>
+      </ContentWrap>
+      <VbenButton
+        class="w-full border-dashed border-border"
+        variant="outline"
+        @click="addStringItem"
+      >
+        <IconifyIcon icon="lucide:plus" class="mr-1" />
+        添加配置
+      </VbenButton>
+    </div>
+  </div>
+</template>
diff --git a/apps/web-antd/src/views/infra/job/components/JobHandlerParamFields.vue b/apps/web-antd/src/views/infra/job/components/JobHandlerParamFields.vue
new file mode 100644
index 000000000..bb8091976
--- /dev/null
+++ b/apps/web-antd/src/views/infra/job/components/JobHandlerParamFields.vue
@@ -0,0 +1,110 @@
+<!--
+  处理器参数字段行：label 左（120px）+ 输入右
+  字段类型由 defaultValue 推断：number → InputNumber，其余 → Input
+-->
+<script lang="ts" setup>
+import type {
+  JobParamFieldModel,
+  JobParamFieldValue,
+} from '../utils/job-handler-param';
+
+import type { InfraJobApi } from '#/api/infra/job';
+
+import { Input, InputNumber } from 'ant-design-vue';
+
+import { isNumberParamField } from '../utils/job-handler-param';
+
+defineOptions({ name: 'JobHandlerParamFields' });
+
+const props = defineProps<{
+  /**
+   * 后端 JobHandler#getParamFields() 下发的字段定义
+   */
+  fields: InfraJobApi.JobParamField[];
+  /**
+   * 当前字段值模型，只读；变更通过 update:field 回传
+   */
+  model: JobParamFieldModel;
+  /**
+   * 数字字段最小值
+   * array 模式 FTP 端口等可为 0
+   */
+  numberMin?: number;
+}>();
+
+const emit = defineEmits<{
+  change: [];
+  'update:field': [key: string, value: JobParamFieldValue | undefined];
+}>();
+
+function toNumberValue(
+  val: JobParamFieldValue | undefined,
+): number | undefined {
+  if (val === undefined) {
+    return undefined;
+  }
+  const num = typeof val === 'number' ? val : Number(String(val));
+  return Number.isNaN(num) ? undefined : num;
+}
+
+function getNumberFieldValue(key: string) {
+  return toNumberValue(props.model[key]);
+}
+
+function getStringFieldValue(key: string) {
+  const val = props.model[key];
+  if (val === undefined || val === null) {
+    return '';
+  }
+  return String(val);
+}
+
+function handleNumberChange(
+  key: string,
+  val: null | number | string | undefined,
+) {
+  let value: JobParamFieldValue | undefined;
+  if (val === null || val === undefined || val === '') {
+    value = undefined;
+  } else {
+    const num = typeof val === 'number' ? val : Number(val);
+    value = Number.isNaN(num) ? undefined : num;
+  }
+  emit('update:field', key, value);
+  emit('change');
+}
+
+function handleStringChange(key: string, val: string) {
+  emit('update:field', key, val);
+  emit('change');
+}
+</script>
+
+<template>
+  <div class="flex w-full flex-col gap-2">
+    <div
+      v-for="field in fields"
+      :key="field.key"
+      class="flex w-full items-center gap-2"
+    >
+      <span class="w-[120px] shrink-0 text-right text-sm text-muted-foreground">
+        {{ field.label }}
+        <span v-if="field.required" class="text-destructive">*</span>
+      </span>
+      <InputNumber
+        v-if="isNumberParamField(field)"
+        :value="getNumberFieldValue(field.key)"
+        class="min-w-0 flex-1"
+        :min="numberMin ?? 1"
+        @update:value="(v) => handleNumberChange(field.key, v)"
+      />
+      <Input
+        v-else
+        :value="getStringFieldValue(field.key)"
+        class="min-w-0 flex-1"
+        allow-clear
+        @update:value="(v) => handleStringChange(field.key, v)"
+      />
+    </div>
+  </div>
+</template>
diff --git a/apps/web-antd/src/views/infra/job/data.ts b/apps/web-antd/src/views/infra/job/data.ts
index 44d4ec2b2..4898c52e3 100644
--- a/apps/web-antd/src/views/infra/job/data.ts
+++ b/apps/web-antd/src/views/infra/job/data.ts
@@ -1,5 +1,6 @@
 import type { VbenFormSchema } from '#/adapter/form';
 import type { VxeTableGridOptions } from '#/adapter/vxe-table';
+import type { InfraJobApi } from '#/api/infra/job';
 import type { DescriptionItemSchema } from '#/components/description';
 
 import { h, markRaw } from 'vue';
@@ -13,7 +14,12 @@ import { Timeline } from 'ant-design-vue';
 import { CronTab } from '#/components/cron-tab';
 import { DictTag } from '#/components/dict-tag';
 
-/** 新增/修改的表单 */
+import JobHandlerParamEditor from './components/JobHandlerParamEditor.vue';
+import { formatHandlerParamDisplay } from './utils/job-handler-param';
+
+/**
+ * 新增/修改的表单
+ */
 export function useFormSchema(): VbenFormSchema[] {
   return [
     {
@@ -49,9 +55,37 @@ export function useFormSchema(): VbenFormSchema[] {
     {
       fieldName: 'handlerParam',
       label: '处理器的参数',
+      // 自定义组件：新建单行输入，编辑结构化（见 JobHandlerParamEditor）
+      component: markRaw(JobHandlerParamEditor),
+      modelPropName: 'value',
+      formItemClass: 'col-span-2 items-start',
+      help: '新建时手填 JSON 或文本；编辑时按处理器定义展示结构化表单',
+      dependencies: {
+        triggerFields: ['id', 'handlerName', 'paramFields', 'paramShape'],
+        componentProps: (values) => ({
+          isEdit: !!values.id,
+          paramFields: (values.paramFields ??
+            []) as InfraJobApi.JobParamField[],
+          paramShape: (values.paramShape ??
+            'object') as InfraJobApi.JobParamShape,
+        }),
+      },
+    },
+    // 详情元数据：仅编辑时 get 返回，供 handlerParam 组件读取，提交时需过滤
+    {
+      fieldName: 'paramFields',
       component: 'Input',
-      componentProps: {
-        placeholder: '请输入处理器的参数',
+      dependencies: {
+        triggerFields: [''],
+        show: () => false,
+      },
+    },
+    {
+      fieldName: 'paramShape',
+      component: 'Input',
+      dependencies: {
+        triggerFields: [''],
+        show: () => false,
       },
     },
     {
@@ -207,6 +241,16 @@ export function useDetailSchema(): DescriptionItemSchema[] {
     {
       field: 'handlerParam',
       label: '处理器的参数',
+      render: (val) => {
+        return h(
+          'pre',
+          {
+            class:
+              'mb-0 max-h-[240px] overflow-auto whitespace-pre-wrap break-all rounded-md border border-border bg-muted p-2 text-xs text-foreground',
+          },
+          formatHandlerParamDisplay(val as string),
+        );
+      },
     },
     {
       field: 'cronExpression',
diff --git a/apps/web-antd/src/views/infra/job/modules/form.vue b/apps/web-antd/src/views/infra/job/modules/form.vue
index a66c66841..dd9ec63e3 100644
--- a/apps/web-antd/src/views/infra/job/modules/form.vue
+++ b/apps/web-antd/src/views/infra/job/modules/form.vue
@@ -8,11 +8,18 @@ import { useVbenModal } from '@vben/common-ui';
 import { message } from 'ant-design-vue';
 
 import { useVbenForm } from '#/adapter/form';
-import { createJob, getJob, updateJob } from '#/api/infra/job';
+import {
+  createJob,
+  getJob,
+  pickJobSavePayload,
+  updateJob,
+} from '#/api/infra/job';
 import { $t } from '#/locales';
 
 import { useFormSchema } from '../data';
 
+defineOptions({ name: 'InfraJobForm' });
+
 const emit = defineEmits(['success']);
 const formData = ref<InfraJobApi.Job>();
 const getTitle = computed(() => {
@@ -41,8 +48,10 @@ const [Modal, modalApi] = useVbenModal({
       return;
     }
     modalApi.lock();
-    // 提交表单
-    const data = (await formApi.getValues()) as InfraJobApi.Job;
+    // 过滤 paramFields / paramShape 等只读字段，仅提交 JobSavePayload
+    const data = pickJobSavePayload(
+      (await formApi.getValues()) as InfraJobApi.Job,
+    );
     try {
       await (formData.value?.id ? updateJob(data) : createJob(data));
       // 关闭并提示
@@ -60,13 +69,22 @@ const [Modal, modalApi] = useVbenModal({
     }
     // 加载数据
     const data = modalApi.getData<InfraJobApi.Job>();
-    if (!data || !data.id) {
+    // 新建：无 paramFields，handlerParam 为单行文本
+    if (!data?.id) {
+      formData.value = undefined;
+      await formApi.resetForm();
+      await formApi.setValues({
+        handlerParam: '',
+        retryCount: 0,
+        retryInterval: 0,
+        monitorTimeout: 0,
+      });
       return;
     }
+    // 编辑：get 详情含 paramFields + paramShape，驱动结构化参数表单
     modalApi.lock();
     try {
       formData.value = await getJob(data.id);
-      // 设置到 values
       await formApi.setValues(formData.value);
     } finally {
       modalApi.unlock();
@@ -76,7 +94,7 @@ const [Modal, modalApi] = useVbenModal({
 </script>
 
 <template>
-  <Modal :title="getTitle" class="w-2/5">
+  <Modal :title="getTitle" class="w-3/5">
     <Form class="mx-4" />
   </Modal>
 </template>
diff --git a/apps/web-antd/src/views/infra/job/utils/job-handler-param.ts b/apps/web-antd/src/views/infra/job/utils/job-handler-param.ts
new file mode 100644
index 000000000..7dcd8bf91
--- /dev/null
+++ b/apps/web-antd/src/views/infra/job/utils/job-handler-param.ts
@@ -0,0 +1,179 @@
+/**
+ * 任务处理器参数（handlerParam）解析与序列化工具
+ *
+ * handlerParam 在库中存为 JSON 字符串，形态由后端 JobHandler#getParamShape() 决定：
+ * - object：单个 JSON 对象
+ * - array：JSON 对象数组
+ * - string_array：JSON 字符串数组
+ */
+import type { InfraJobApi } from '#/api/infra/job';
+
+export type JobParamFieldValue = number | string | undefined;
+
+export type JobParamFieldModel = Record<string, JobParamFieldValue>;
+
+/**
+ * 判断字段是否渲染为数字输入框
+ * defaultValue 为 number 时使用 InputNumber
+ */
+export function isNumberParamField(field: InfraJobApi.JobParamField) {
+  return typeof field.defaultValue === 'number';
+}
+
+/**
+ * 按字段定义生成空模型
+ * 有 defaultValue 时预填
+ */
+export function buildDefaultParamModel(
+  paramFields: InfraJobApi.JobParamField[],
+): JobParamFieldModel {
+  const model: JobParamFieldModel = {};
+  for (const field of paramFields) {
+    const defaultValue = field.defaultValue;
+    model[field.key] =
+      typeof defaultValue === 'number' || typeof defaultValue === 'string'
+        ? defaultValue
+        : undefined;
+  }
+  return model;
+}
+
+/**
+ * 将 JSON 对象键值写入模型
+ * 按字段类型做 number / string 转换
+ */
+export function mapObjectToParamModel(
+  obj: Record<string, unknown>,
+  paramFields: InfraJobApi.JobParamField[],
+): JobParamFieldModel {
+  const model = buildDefaultParamModel(paramFields);
+  for (const field of paramFields) {
+    const raw = obj[field.key];
+    if (raw === undefined || raw === null) {
+      continue;
+    }
+    if (isNumberParamField(field)) {
+      const num = Number(raw);
+      if (!Number.isNaN(num)) {
+        model[field.key] = num;
+      }
+    } else {
+      model[field.key] = String(raw);
+    }
+  }
+  return model;
+}
+
+/**
+ * object 形态
+ * 解析 handlerParam → 单对象模型
+ */
+export function parseObjectParamValue(
+  value: string | undefined,
+  paramFields: InfraJobApi.JobParamField[],
+): JobParamFieldModel {
+  const model = buildDefaultParamModel(paramFields);
+  if (!value?.trim()) {
+    return model;
+  }
+  try {
+    const parsed = JSON.parse(value) as Record<string, unknown>;
+    return mapObjectToParamModel(parsed, paramFields);
+  } catch {
+    return model;
+  }
+}
+
+/**
+ * array 形态
+ * 解析 handlerParam → 对象数组
+ * 兼容历史单对象写法（自动包成数组）
+ */
+export function parseArrayParamValue(
+  value: string | undefined,
+  paramFields: InfraJobApi.JobParamField[],
+): JobParamFieldModel[] {
+  const fallback = [buildDefaultParamModel(paramFields)];
+  if (!value?.trim()) {
+    return fallback;
+  }
+  try {
+    const parsed: unknown = JSON.parse(value);
+    if (Array.isArray(parsed)) {
+      return parsed.length > 0
+        ? parsed.map((item) =>
+            mapObjectToParamModel(item as Record<string, unknown>, paramFields),
+          )
+        : fallback;
+    }
+    // 兼容旧数据：单对象自动包成数组
+    if (parsed && typeof parsed === 'object') {
+      return [
+        mapObjectToParamModel(parsed as Record<string, unknown>, paramFields),
+      ];
+    }
+  } catch {
+    // 非法 JSON，回退默认一组空配置
+  }
+  return fallback;
+}
+
+/**
+ * string_array 形态
+ * 解析 handlerParam → 字符串行列表
+ * 兼容历史 extraDomains 对象写法
+ */
+export function parseStringArrayParamValue(
+  value: string | undefined,
+): string[] {
+  const fallback = [''];
+  if (!value?.trim()) {
+    return fallback;
+  }
+  try {
+    const parsed: unknown = JSON.parse(value);
+    if (Array.isArray(parsed)) {
+      return parsed.length > 0 ? parsed.map(String) : fallback;
+    }
+    // 兼容旧 object 形态：extraDomains 逗号分隔
+    if (parsed && typeof parsed === 'object') {
+      const extraDomains = (parsed as Record<string, unknown>).extraDomains;
+      if (typeof extraDomains === 'string' && extraDomains.trim()) {
+        const domains = extraDomains
+          .split(',')
+          .map((item) => item.trim())
+          .filter(Boolean);
+        return domains.length > 0 ? domains : fallback;
+      }
+    }
+  } catch {
+    // 非法 JSON，回退一行空输入
+  }
+  return fallback;
+}
+
+/**
+ * string_array 序列化
+ * 去空白后输出 JSON 数组，空项不写入
+ */
+export function serializeStringArrayParam(items: string[]) {
+  const values = items
+    .map((item) => item.trim())
+    .filter((item) => item.length > 0);
+  return JSON.stringify(values);
+}
+
+/**
+ * 详情 / 列表展示 handlerParam
+ * 合法 JSON 时格式化缩进，否则原样返回
+ */
+export function formatHandlerParamDisplay(val?: string) {
+  if (!val?.trim()) {
+    return '无';
+  }
+  try {
+    return JSON.stringify(JSON.parse(val), null, 2);
+  } catch {
+    return val;
+  }
+}