diff --git a/web/src/pages/Setting/Operation/SettingsChannelAffinity.jsx b/web/src/pages/Setting/Operation/SettingsChannelAffinity.jsx
index 559d18bc..76ad7aec 100644
--- a/web/src/pages/Setting/Operation/SettingsChannelAffinity.jsx
+++ b/web/src/pages/Setting/Operation/SettingsChannelAffinity.jsx
@@ -192,6 +192,36 @@ const parseOptionalObjectJson = (jsonString, label) => {
   }
 };
 
+const buildChannelAffinityRulePayload = ({
+  values,
+  isEdit,
+  editingRuleId,
+  rulesLength,
+  modelRegex,
+  pathRegex,
+  keySources,
+  userAgentInclude,
+  paramOverrideTemplate,
+}) => ({
+  id: isEdit ? editingRuleId : rulesLength,
+  name: (values?.name || '').trim(),
+  model_regex: modelRegex,
+  path_regex: pathRegex,
+  key_sources: keySources,
+  value_regex: (values?.value_regex || '').trim(),
+  ttl_seconds: Number(values?.ttl_seconds || 0),
+  include_using_group: !!values?.include_using_group,
+  include_model_name: !!values?.include_model_name,
+  include_rule_name: !!values?.include_rule_name,
+  skip_retry_on_failure: !!values?.skip_retry_on_failure,
+  ...(userAgentInclude.length > 0
+    ? { user_agent_include: userAgentInclude }
+    : {}),
+  ...(paramOverrideTemplate
+    ? { param_override_template: paramOverrideTemplate }
+    : {}),
+});
+
 export default function SettingsChannelAffinity(props) {
   const { t } = useTranslation();
   const { Text } = Typography;
@@ -456,14 +486,12 @@ export default function SettingsChannelAffinity(props) {
       const templates = [
         CHANNEL_AFFINITY_RULE_TEMPLATES.codexCli,
         CHANNEL_AFFINITY_RULE_TEMPLATES.claudeCli,
-      ].map(
-        (tpl) => {
-          const baseTemplate = cloneChannelAffinityTemplate(tpl);
-          const name = makeUniqueName(existingNames, tpl.name);
-          existingNames.add(name);
-          return { ...baseTemplate, name };
-        },
-      );
+      ].map((tpl) => {
+        const baseTemplate = cloneChannelAffinityTemplate(tpl);
+        const name = makeUniqueName(existingNames, tpl.name);
+        existingNames.add(name);
+        return { ...baseTemplate, name };
+      });
 
       const next = [...(rules || []), ...templates].map((r, idx) => ({
         ...(r || {}),
@@ -716,27 +744,17 @@ export default function SettingsChannelAffinity(props) {
         return showError(t(paramTemplateValidation.message));
       }
 
-      const rulePayload = {
-        id: isEdit ? editingRule.id : rules.length,
-        name: (values.name || '').trim(),
-        model_regex: modelRegex,
-        path_regex: normalizeStringList(values.path_regex_text),
-        key_sources: keySourcesValidation.value,
-        value_regex: (values.value_regex || '').trim(),
-        ttl_seconds: Number(values.ttl_seconds || 0),
-        include_using_group: !!values.include_using_group,
-        include_model_name: !!values.include_model_name,
-        include_rule_name: !!values.include_rule_name,
-        ...(values.skip_retry_on_failure
-          ? { skip_retry_on_failure: true }
-          : {}),
-        ...(userAgentInclude.length > 0
-          ? { user_agent_include: userAgentInclude }
-          : {}),
-        ...(paramTemplateValidation.value
-          ? { param_override_template: paramTemplateValidation.value }
-          : {}),
-      };
+      const rulePayload = buildChannelAffinityRulePayload({
+        values,
+        isEdit,
+        editingRuleId: editingRule?.id,
+        rulesLength: rules.length,
+        modelRegex,
+        pathRegex: normalizeStringList(values.path_regex_text),
+        keySources: keySourcesValidation.value,
+        userAgentInclude,
+        paramOverrideTemplate: paramTemplateValidation.value,
+      });
 
       if (!rulePayload.name) return showError(t('名称不能为空'));
 
@@ -1273,9 +1291,7 @@ export default function SettingsChannelAffinity(props) {
                     label={t('作用域：包含模型名称')}
                   />
                   <Text type='tertiary' size='small'>
-                    {t(
-                      '开启后，模型名称会参与 cache key（不同模型隔离）。',
-                    )}
+                    {t('开启后，模型名称会参与 cache key（不同模型隔离）。')}
                   </Text>
                 </Col>
                 <Col xs={24} sm={8}>