fix(routing): decouple model overrides from allowed scope

2026-09-09 20:50:20 +08:00 · 2026-08-03 07:52:49 +08:00
parent 0318808db9
commit 1a4eede34d
4 changed files with 427 additions and 42 deletions
@@ -277,7 +277,10 @@ mod tests {

    use serde_json::json;

-    use crate::actions::{RoutingJsonPatchOperation, RoutingRulePhase};
+    use crate::actions::{
+        RoutingJsonPatchOperation, RoutingRulePhase, RoutingSchedulingMode,
+        RoutingSetPriorityMode,
+    };
    use crate::conditions::{RoutingCondition, RoutingConditionOp};
    use crate::model::{RoutingDefaultPolicy, RoutingRule};

@@ -352,6 +355,89 @@ mod tests {
        assert_eq!(policy.mutation_plan.body_patch.len(), 1);
    }

+    #[test]
+    fn empty_allowlist_keeps_default_policy_for_models_without_an_override() {
+        let config = RoutingGroupConfig {
+            allowed_models: vec![],
+            default_policy: RoutingDefaultPolicy {
+                priority_mode: RoutingSetPriorityMode::GlobalKey,
+                scheduling_mode: RoutingSchedulingMode::LoadBalance,
+                keep_priority_on_conversion: true,
+            },
+            model_policies: vec![RoutingModelPolicy {
+                model: "special-model".to_string(),
+                allowed_providers: vec!["provider-special".to_string()],
+                provider_priority_overrides: BTreeMap::from([(
+                    "provider-special".to_string(),
+                    0,
+                )]),
+                ..RoutingModelPolicy::default()
+            }],
+            rules: vec![],
+        };
+
+        let special = resolve_routing_policy(
+            &config,
+            RoutingPolicyInput {
+                group_id: Some("group-1"),
+                group_version: Some(1),
+                selection_source: "test",
+                requested_model: "special-model",
+                resolved_model: "special-model",
+                api_format: "openai:chat",
+                user_id: None,
+                api_key_id: None,
+                headers: &json!({}),
+                body: &json!({}),
+                phase: RoutingRulePhase::ClientRequest,
+            },
+        )
+        .expect("the specially configured model should resolve");
+
+        assert_eq!(special.priority_mode, RoutingSetPriorityMode::GlobalKey);
+        assert_eq!(special.scheduling_mode, RoutingSchedulingMode::LoadBalance);
+        assert!(special.keep_priority_on_conversion);
+        assert_eq!(
+            special.ranking_overlay.allowed_providers,
+            vec!["provider-special"]
+        );
+        assert_eq!(
+            special
+                .ranking_overlay
+                .provider_priority_overrides
+                .get("provider-special"),
+            Some(&0)
+        );
+
+        let ordinary = resolve_routing_policy(
+            &config,
+            RoutingPolicyInput {
+                group_id: Some("group-1"),
+                group_version: Some(1),
+                selection_source: "test",
+                requested_model: "ordinary-model",
+                resolved_model: "ordinary-model",
+                api_format: "openai:chat",
+                user_id: None,
+                api_key_id: None,
+                headers: &json!({}),
+                body: &json!({}),
+                phase: RoutingRulePhase::ClientRequest,
+            },
+        )
+        .expect("an unconfigured model should keep using the default policy");
+
+        assert_eq!(ordinary.priority_mode, RoutingSetPriorityMode::GlobalKey);
+        assert_eq!(ordinary.scheduling_mode, RoutingSchedulingMode::LoadBalance);
+        assert!(ordinary.keep_priority_on_conversion);
+        assert!(ordinary.ranking_overlay.allowed_providers.is_empty());
+        assert!(ordinary.ranking_overlay.allowed_keys.is_empty());
+        assert!(ordinary
+            .ranking_overlay
+            .provider_priority_overrides
+            .is_empty());
+    }
+
    #[test]
    fn rejects_disallowed_model() {
        let config = RoutingGroupConfig {
@@ -2,14 +2,24 @@ import { describe, expect, it } from 'vitest'

 import {
  DEFAULT_ROUTING_POLICY_MODEL,
+  allowedModelsMirrorPerModelPolicies,
+  clearAllowedModels,
+  copyPerModelRoutingConfig,
  createEmptyModelPolicy,
  createEmptyRoutingGroupConfig,
+  formatAllowedModelsInput,
  getDefaultModelPolicy,
  getModelScheduling,
  modelSchedulingRuleId,
  normalizeRoutingGroupConfig,
+  parseAllowedModelsInput,
+  removePerModelRoutingConfig,
+  routingModelScopeLabel,
+  savePerModelRoutingConfig,
  setDefaultPoolPriorityOverrides,
  setDefaultProviderPriorityOverrides,
+  setRoutingSortingScope,
+  updateAllowedModelsFromInput,
  upsertModelSchedulingRule,
  upsertModelPolicy,
 } from '../utils/routingPolicy'
@@ -83,6 +93,98 @@ describe('routingPolicy', () => {
      scheduling_mode: 'fixed_order',
    })
  })
+
+  it('updates the model allowlist only through explicit scope controls', () => {
+    const config = normalizeRoutingGroupConfig({
+      allowed_models: ['legacy-model'],
+    })
+
+    expect(parseAllowedModelsInput(' gpt-5, claude-*\nlegacy-model, gpt-5 ')).toEqual([
+      'gpt-5',
+      'claude-*',
+      'legacy-model',
+    ])
+
+    const restricted = updateAllowedModelsFromInput(
+      config,
+      'gpt-5, claude-*\nlegacy-model, gpt-5',
+    )
+    expect(restricted.allowed_models).toEqual(['gpt-5', 'claude-*', 'legacy-model'])
+    expect(formatAllowedModelsInput(restricted.allowed_models)).toBe('gpt-5, claude-*, legacy-model')
+    expect(routingModelScopeLabel(restricted)).toBe('3 个模型')
+
+    const unrestricted = clearAllowedModels(restricted)
+    expect(unrestricted.allowed_models).toEqual([])
+    expect(routingModelScopeLabel(unrestricted)).toBe('全部模型')
+  })
+
+  it('preserves an explicit model allowlist across per-model editing actions', () => {
+    const allowlist = ['gpt-*', 'legacy-model']
+    let config = normalizeRoutingGroupConfig({
+      allowed_models: allowlist,
+      model_policies: [{
+        ...createEmptyModelPolicy('special-model'),
+        allowed_providers: ['provider-special'],
+      }],
+    })
+    config = upsertModelSchedulingRule(config, 'special-model', {
+      priority_mode: 'global_key',
+      scheduling_mode: 'fixed_order',
+    })
+
+    const perModel = setRoutingSortingScope(config, 'per_model')
+    expect(perModel.allowed_models).toEqual(allowlist)
+    expect(getModelScheduling(perModel, 'special-model')).toMatchObject({
+      priority_mode: 'global_key',
+      scheduling_mode: 'fixed_order',
+    })
+
+    const saved = savePerModelRoutingConfig(perModel, 'new-special-model')
+    expect(saved.allowed_models).toEqual(allowlist)
+    expect(saved.model_policies.map(policy => policy.model)).toContain('new-special-model')
+
+    const copied = copyPerModelRoutingConfig(
+      saved,
+      saved,
+      'special-model',
+      'copied-special-model',
+    )
+    expect(copied.allowed_models).toEqual(allowlist)
+    expect(copied.model_policies.find(policy => policy.model === 'copied-special-model'))
+      .toMatchObject({ allowed_providers: ['provider-special'] })
+    expect(getModelScheduling(copied, 'copied-special-model')).toMatchObject({
+      priority_mode: 'global_key',
+      scheduling_mode: 'fixed_order',
+    })
+
+    const removed = removePerModelRoutingConfig(copied, 'special-model')
+    expect(removed.allowed_models).toEqual(allowlist)
+    expect(removed.model_policies.map(policy => policy.model)).not.toContain('special-model')
+    expect(removed.rules.map(rule => rule.id)).not.toContain(modelSchedulingRuleId('special-model'))
+
+    const unified = setRoutingSortingScope(removed, 'unified')
+    expect(unified.allowed_models).toEqual(allowlist)
+    expect(unified.model_policies.filter(policy => policy.model !== DEFAULT_ROUTING_POLICY_MODEL))
+      .toEqual([])
+    expect(unified.rules.some(rule => rule.id.startsWith('ui_model_scheduling:'))).toBe(false)
+  })
+
+  it('recognizes legacy allowlist mirrors without mutating historical values', () => {
+    const config = normalizeRoutingGroupConfig({
+      allowed_models: [' model-b ', 'model-a', 'model-a'],
+      model_policies: [
+        createEmptyModelPolicy('model-a'),
+        createEmptyModelPolicy('model-b'),
+      ],
+    })
+
+    expect(allowedModelsMirrorPerModelPolicies(config)).toBe(true)
+    expect(config.allowed_models).toEqual([' model-b ', 'model-a', 'model-a'])
+    expect(allowedModelsMirrorPerModelPolicies({
+      ...config,
+      allowed_models: ['model-*'],
+    })).toBe(false)
+  })
 })

 describe('routingTrace', () => {
@@ -1,6 +1,7 @@
 export type RoutingPriorityMode = 'provider' | 'global_key'
 export type RoutingSchedulingMode = 'fixed_order' | 'cache_affinity' | 'load_balance'
 export type RoutingRulePhase = 'client_request' | 'provider_request'
+export type RoutingSortingScope = 'unified' | 'per_model'

 export interface RoutingDefaultPolicy {
  priority_mode: RoutingPriorityMode
@@ -110,6 +111,63 @@ export function normalizeRoutingGroupConfig(value: Partial<RoutingGroupConfig> |
  }
 }

+export function parseAllowedModelsInput(value: string): string[] {
+  const seen = new Set<string>()
+  return value
+    .split(/[,\r\n]+/u)
+    .map(item => item.trim())
+    .filter(Boolean)
+    .filter((model) => {
+      if (seen.has(model)) return false
+      seen.add(model)
+      return true
+    })
+}
+
+export function formatAllowedModelsInput(models: string[]): string {
+  return models.join(', ')
+}
+
+export function updateAllowedModelsFromInput(
+  config: RoutingGroupConfig,
+  value: string,
+): RoutingGroupConfig {
+  const next = normalizeRoutingGroupConfig(config)
+  next.allowed_models = parseAllowedModelsInput(value)
+  return next
+}
+
+export function clearAllowedModels(config: RoutingGroupConfig): RoutingGroupConfig {
+  const next = normalizeRoutingGroupConfig(config)
+  next.allowed_models = []
+  return next
+}
+
+export function routingModelScopeLabel(config: RoutingGroupConfig): string {
+  const count = normalizeRoutingGroupConfig(config).allowed_models.length
+  return count ? `${count} 个模型` : '全部模型'
+}
+
+export function allowedModelsMirrorPerModelPolicies(config: RoutingGroupConfig): boolean {
+  const normalized = normalizeRoutingGroupConfig(config)
+  const allowedModels = normalized.allowed_models
+    .map(model => model.trim())
+    .filter(Boolean)
+  const perModelNames = normalized.model_policies
+    .map(policy => policy.model)
+    .map(model => model.trim())
+    .filter(Boolean)
+    .filter(model => model !== DEFAULT_ROUTING_POLICY_MODEL)
+
+  if (allowedModels.length === 0 || perModelNames.length === 0) return false
+  if (allowedModels.some(model => model.includes('*'))) return false
+
+  const allowedSet = new Set(allowedModels)
+  const perModelSet = new Set(perModelNames)
+  return allowedSet.size === perModelSet.size
+    && [...allowedSet].every(model => perModelSet.has(model))
+}
+
 export function upsertModelPolicy(config: RoutingGroupConfig, policy: RoutingModelPolicy): RoutingGroupConfig {
  const model = policy.model.trim()
  if (!model) {
@@ -332,6 +390,58 @@ export function removeGeneratedModelSchedulingRules(config: RoutingGroupConfig):
  return next
 }

+export function setRoutingSortingScope(
+  config: RoutingGroupConfig,
+  scope: RoutingSortingScope,
+): RoutingGroupConfig {
+  if (scope === 'per_model') return normalizeRoutingGroupConfig(config)
+
+  const next = removeGeneratedModelSchedulingRules(config)
+  next.model_policies = next.model_policies
+    .filter(policy => policy.model === DEFAULT_ROUTING_POLICY_MODEL)
+  return next
+}
+
+export function removePerModelRoutingConfig(
+  config: RoutingGroupConfig,
+  model: string,
+): RoutingGroupConfig {
+  return removeModelSchedulingRule(removeModelPolicy(config, model), model)
+}
+
+export function copyPerModelRoutingConfig(
+  config: RoutingGroupConfig,
+  sourceConfig: RoutingGroupConfig,
+  sourceModel: string,
+  targetModel: string,
+): RoutingGroupConfig {
+  const source = sourceModel.trim()
+  const target = targetModel.trim()
+  if (!source || !target || source === target) return normalizeRoutingGroupConfig(config)
+
+  const sourcePolicy = getModelPolicy(sourceConfig, source)
+  const sourceScheduling = getModelScheduling(sourceConfig, source)
+  const next = upsertModelPolicy(config, {
+    ...sourcePolicy,
+    model: target,
+  })
+  return upsertModelSchedulingRule(next, target, {
+    priority_mode: sourceScheduling.priority_mode,
+    scheduling_mode: sourceScheduling.scheduling_mode,
+  })
+}
+
+export function savePerModelRoutingConfig(
+  config: RoutingGroupConfig,
+  model: string,
+): RoutingGroupConfig {
+  const normalizedModel = model.trim()
+  const next = normalizeRoutingGroupConfig(config)
+  if (!normalizedModel || normalizedModel === DEFAULT_ROUTING_POLICY_MODEL) return next
+  if (next.model_policies.some(policy => policy.model === normalizedModel)) return next
+  return upsertModelPolicy(next, createEmptyModelPolicy(normalizedModel))
+}
+
 export function normalizePriorityOverrides(overrides: Record<string, number>): Record<string, number> {
  const normalized: Record<string, number> = {}
  for (const [rawId, rawPriority] of Object.entries(overrides)) {
@@ -323,6 +323,83 @@
            </div>
          </div>

+          <section
+            class="space-y-3 rounded-lg border border-border/60 p-4"
+            aria-labelledby="model-allowlist-heading"
+          >
+            <div class="flex flex-col gap-2 sm:flex-row sm:items-start sm:justify-between">
+              <div>
+                <div class="flex flex-wrap items-center gap-2">
+                  <h3
+                    id="model-allowlist-heading"
+                    class="text-sm font-medium"
+                  >
+                    模型白名单
+                  </h3>
+                  <Badge :variant="draft.config_json.allowed_models.length ? 'outline' : 'secondary'">
+                    {{ draft.config_json.allowed_models.length ? `${draft.config_json.allowed_models.length} 项` : '全部模型' }}
+                  </Badge>
+                </div>
+                <p class="mt-1 text-xs text-muted-foreground">
+                  控制此策略分组适用于哪些模型；留空表示全部模型。它与“区分模型”中的专属调度覆盖相互独立，支持精确值、* 和前缀通配符（如 gpt-*），多个值用英文逗号或换行分隔。
+                </p>
+              </div>
+              <Button
+                v-if="draft.config_json.allowed_models.length"
+                type="button"
+                variant="ghost"
+                size="sm"
+                class="shrink-0 text-muted-foreground hover:text-foreground"
+                data-testid="clear-allowed-models"
+                @click="clearAllowedModelScope"
+              >
+                改为全部模型
+              </Button>
+            </div>
+
+            <div class="flex flex-col gap-2 sm:flex-row">
+              <Input
+                v-model="allowedModelsInput"
+                class="min-w-0 flex-1"
+                data-testid="allowed-models-input"
+                aria-label="模型白名单"
+                placeholder="留空表示全部模型，例如：gpt-5, claude-*, legacy-model"
+              />
+              <Button
+                type="button"
+                variant="outline"
+                class="shrink-0"
+                data-testid="apply-allowed-models"
+                @click="applyAllowedModelScope"
+              >
+                应用范围
+              </Button>
+            </div>
+
+            <div
+              v-if="draft.config_json.allowed_models.length"
+              class="flex flex-wrap gap-2"
+              data-testid="allowed-model-values"
+            >
+              <Badge
+                v-for="(model, index) in draft.config_json.allowed_models"
+                :key="`${model}:${index}`"
+                variant="outline"
+                class="font-mono font-normal"
+              >
+                {{ model }}
+              </Badge>
+            </div>
+
+            <div
+              v-if="allowedModelsLookLikeLegacyMirror"
+              class="rounded-md border border-amber-500/30 bg-amber-500/5 px-3 py-2 text-xs text-muted-foreground"
+              data-testid="allowed-models-legacy-mirror"
+            >
+              当前白名单与按模型策略列表一致，可能来自旧版界面的联动保存。现有范围会原样保留；如需让其他模型也使用默认策略，请显式点击“改为全部模型”。
+            </div>
+          </section>
+
          <section
            v-if="sortingScope === 'unified'"
            class="space-y-4"
@@ -667,21 +744,26 @@ import { DropdownMenu, DropdownMenuTrigger, DropdownMenuContent, DropdownMenuIte
 import { AlertDialog } from '@/components/common'
 import {
  DEFAULT_ROUTING_POLICY_MODEL,
+  allowedModelsMirrorPerModelPolicies,
+  clearAllowedModels,
+  copyPerModelRoutingConfig,
  createEmptyModelPolicy,
  createEmptyRoutingGroupConfig,
-  getModelPolicy,
+  formatAllowedModelsInput,
  getModelScheduling,
  isGeneratedModelSchedulingRule,
  modelSchedulingRuleId,
  normalizeRoutingGroupConfig,
-  removeGeneratedModelSchedulingRules,
-  removeModelPolicy,
-  removeModelSchedulingRule,
-  upsertModelPolicy,
+  removePerModelRoutingConfig,
+  routingModelScopeLabel,
+  savePerModelRoutingConfig,
+  setRoutingSortingScope,
+  updateAllowedModelsFromInput,
  upsertModelSchedulingRule,
  type RoutingGroupConfig,
  type RoutingPriorityMode,
  type RoutingSchedulingMode,
+  type RoutingSortingScope,
 } from '@/features/routing/utils/routingPolicy'
 import { RoutingPriorityPolicyEditor } from '@/features/routing/components'
 import {
@@ -707,7 +789,6 @@ interface RoutingGroupDraft {
  updated_at?: number | null
 }

-type SortingScope = 'unified' | 'per_model'
 type ModelFilter = 'configured' | 'unconfigured'

 const modelFilters: Array<{ value: ModelFilter; label: string }> = [
@@ -729,9 +810,10 @@ const groups = ref<RoutingGroupRecord[]>([])
 const selectedGroupId = ref<string | null>(null)
 const draft = ref<RoutingGroupDraft | null>(null)
 const savedDraftSnapshot = ref<string | null>(null)
-const sortingScope = ref<SortingScope>('unified')
+const sortingScope = ref<RoutingSortingScope>('unified')
 const selectedPerModelName = ref<string | null>(null)
 const editingConfig = ref<RoutingGroupConfig | null>(null)
+const allowedModelsInput = ref('')
 const globalModelSearch = ref('')
 const modelFilter = ref<ModelFilter>('unconfigured')
 const globalModels = ref<GlobalModelResponse[]>([])
@@ -773,6 +855,11 @@ const firstStepSchedulingMode = computed<RoutingSchedulingMode>(() => {
  }
  return draft.value?.config_json.default_policy.scheduling_mode ?? 'cache_affinity'
 })
+const allowedModelsLookLikeLegacyMirror = computed(() => {
+  return draft.value
+    ? allowedModelsMirrorPerModelPolicies(draft.value.config_json)
+    : false
+})

 interface ModelRow {
  name: string
@@ -869,6 +956,7 @@ function clearDraftState(): void {
  savedDraftSnapshot.value = null
  selectedPerModelName.value = null
  editingConfig.value = null
+  allowedModelsInput.value = ''
  switchModelTarget.value = null
  switchModelDialogOpen.value = false
  deleteDialogOpen.value = false
@@ -879,6 +967,7 @@ function selectGroup(group: RoutingGroupRecord): void {
  isCreating.value = false
  selectedGroupId.value = normalized.id
  draft.value = buildDraft(normalized)
+  allowedModelsInput.value = formatAllowedModelsInput(draft.value.config_json.allowed_models)
  savedDraftSnapshot.value = draftSnapshotValue(draft.value)
  syncEditorStateFromConfig(draft.value.config_json)
  resetEditingConfig()
@@ -902,6 +991,7 @@ function startCreate(): void {
    updated_at: null,
  }
  savedDraftSnapshot.value = null
+  allowedModelsInput.value = ''
  syncEditorStateFromConfig(draft.value.config_json)
  resetEditingConfig()
 }
@@ -958,13 +1048,7 @@ function groupSortingScopeLabel(group: RoutingGroupRecord): string {
 }

 function groupModelScopeLabel(group: RoutingGroupRecord): string {
-  const config = normalizeRoutingGroupConfig(group.config_json)
-  if (hasPerModelSorting(config)) {
-    const count = config.model_policies.filter(policy => policy.model !== DEFAULT_ROUTING_POLICY_MODEL).length
-      || config.allowed_models.length
-    return count ? `${count} 个模型` : '未选择模型'
-  }
-  return config.allowed_models.length ? `${config.allowed_models.length} 个模型` : '全部模型'
+  return routingModelScopeLabel(group.config_json)
 }

 function groupSchedulingSummary(group: RoutingGroupRecord): string {
@@ -1042,13 +1126,11 @@ function hasPerModelSorting(config: RoutingGroupConfig): boolean {
    || config.rules.some(isGeneratedModelSchedulingRule)
 }

-function setSortingScope(scope: SortingScope): void {
+function setSortingScope(scope: RoutingSortingScope): void {
  if (!draft.value) return
  sortingScope.value = scope
  if (scope === 'unified') {
-    const next = removeGeneratedModelSchedulingRules(draft.value.config_json)
-    next.model_policies = next.model_policies.filter(policy => policy.model === DEFAULT_ROUTING_POLICY_MODEL)
-    next.allowed_models = []
+    const next = setRoutingSortingScope(draft.value.config_json, scope)
    updateDraftConfig(next)
    resetEditingConfig()
    return
@@ -1092,9 +1174,7 @@ function removePerModelPolicy(model: string): void {
    showError('请先保存当前改动后再移除模型')
    return
  }
-  let next = removeModelPolicy(draft.value.config_json, model)
-  next = removeModelSchedulingRule(next, model)
-  next.allowed_models = next.allowed_models.filter(item => item !== model)
+  const next = removePerModelRoutingConfig(draft.value.config_json, model)
  if (selectedPerModelName.value === model) {
    selectedPerModelName.value = null
  }
@@ -1157,19 +1237,12 @@ function copyModelConfig(sourceModel: string): void {
  if (!draft.value || !editingConfig.value) return
  const target = selectedPerModelName.value
  if (!target || target === sourceModel) return
-  const sourcePolicy = getModelPolicy(draft.value.config_json, sourceModel)
-  const sourceScheduling = getModelScheduling(draft.value.config_json, sourceModel)
-  let next = upsertModelPolicy(editingConfig.value, {
-    ...sourcePolicy,
-    model: target,
-  })
-  next = upsertModelSchedulingRule(next, target, {
-    priority_mode: sourceScheduling.priority_mode,
-    scheduling_mode: sourceScheduling.scheduling_mode,
-  })
-  if (!next.allowed_models.includes(target)) {
-    next = { ...next, allowed_models: [...next.allowed_models, target] }
-  }
+  const next = copyPerModelRoutingConfig(
+    editingConfig.value,
+    draft.value.config_json,
+    sourceModel,
+    target,
+  )
  updateEditingConfig(next)
  success(`已加载 ${globalModelLabel(sourceModel)} 的配置，点击保存生效`)
 }
@@ -1236,6 +1309,26 @@ function globalModelLabel(modelName: string): string {
  return `${model.display_name} (${model.name})`
 }

+function applyAllowedModelScope(): void {
+  if (!draft.value) return
+  const next = updateAllowedModelsFromInput(draft.value.config_json, allowedModelsInput.value)
+  updateDraftConfig(next)
+  if (editingConfig.value) {
+    editingConfig.value = updateAllowedModelsFromInput(editingConfig.value, allowedModelsInput.value)
+  }
+  allowedModelsInput.value = formatAllowedModelsInput(next.allowed_models)
+}
+
+function clearAllowedModelScope(): void {
+  if (!draft.value) return
+  const next = clearAllowedModels(draft.value.config_json)
+  updateDraftConfig(next)
+  if (editingConfig.value) {
+    editingConfig.value = clearAllowedModels(editingConfig.value)
+  }
+  allowedModelsInput.value = ''
+}
+
 function replaceGroup(group: RoutingGroupRecord): void {
  const normalized = normalizeRecord(group)
  const index = groups.value.findIndex(item => item.id === normalized.id)
@@ -1326,13 +1419,7 @@ function saveCurrentModel(): void {
    showError('请先选择模型')
    return
  }
-  let next = editingConfig.value
-  if (!next.model_policies.some(policy => policy.model === model)) {
-    next = upsertModelPolicy(next, createEmptyModelPolicy(model))
-  }
-  if (!next.allowed_models.includes(model)) {
-    next = { ...next, allowed_models: [...next.allowed_models, model] }
-  }
+  const next = savePerModelRoutingConfig(editingConfig.value, model)
  updateDraftConfig(next)
  modelFilter.value = 'configured'
  resetEditingConfig()