fix(*): 模型目录 - 修复前台开关、系统模型价格与访问控制

web/src/stores/use-config-store.ts

@@ -475,7 +475,20 @@ export function modelOptionsFromChannels(channels: ModelChannel[]) {
 
 export function hasSystemModelPrice(channel: ModelChannel, model: string) {
     if (channel.scope !== "system") return true;
-    return channel.modelCosts?.some((item) => item.model === model && Number.isFinite(item.unitPriceMicrocredits) && item.unitPriceMicrocredits >= 0) === true;
+    const positive = (value: number | undefined) => typeof value === "number" && Number.isFinite(value) && value > 0;
+    return channel.modelCosts?.some((item) => {
+        if (item.model !== model) return false;
+        const tiers = item.logicalPriceTiers || [];
+        if (tiers.length) {
+            return tiers.some((tier) => tier.billingMode === "token"
+                ? [tier.inputTokenPriceMicrocredits, tier.outputTokenPriceMicrocredits, tier.cachedTokenPriceMicrocredits].some(positive)
+                : positive(tier.unitPriceMicrocredits));
+        }
+        if (item.billingMode === "token") {
+            return [item.inputTokenPriceMicrocredits, item.outputTokenPriceMicrocredits, item.cachedTokenPriceMicrocredits].some(positive);
+        }
+        return positive(item.unitPriceMicrocredits);
+    }) === true;
 }
 
 export function normalizeModelOptionValue(value: unknown, channels: ModelChannel[]) {

web/src/stores/use-user-store.ts

@@ -29,6 +29,7 @@ export type FeatureAvailability = {
     taskCenterEnabled: boolean;
     creditsEnabled: boolean;
     customChannelsEnabled: boolean;
+    frontendModelsEnabled: boolean;
     desktopLocalChannelsEnabled: boolean;
     configured?: boolean;
     updatedBy?: string;
@@ -40,6 +41,7 @@ export const defaultFeatureAvailability: FeatureAvailability = {
     taskCenterEnabled: true,
     creditsEnabled: true,
     customChannelsEnabled: true,
+    frontendModelsEnabled: true,
     desktopLocalChannelsEnabled: false,
 };