Merge pull request #4431 from yyhhyyyyyy/fix/tiered-billing-model-list

fix: include tiered billing models in model listing

model/option.go

@@ -578,6 +578,9 @@ func handleConfigUpdate(key, value string) bool {
 		performance_setting.UpdateAndSync()
 	} else if configName == "tool_price_setting" {
 		operation_setting.RebuildToolPriceIndex()
+	} else if configName == "billing_setting" {
+		InvalidatePricingCache()
+		ratio_setting.InvalidateExposedDataCache()
 	}
 
 	return true // 已处理

model/pricing.go

@@ -77,6 +77,29 @@ func GetPricing() []Pricing {
 	return pricingMap
 }
 
+func InvalidatePricingCache() {
+	updatePricingLock.Lock()
+	defer updatePricingLock.Unlock()
+
+	pricingMap = nil
+	vendorsList = nil
+	lastGetPricingTime = time.Time{}
+}
+
+func HasModelBillingConfig(modelName string) bool {
+	if _, ok := ratio_setting.GetModelPrice(modelName, false); ok {
+		return true
+	}
+	if _, ok, _ := ratio_setting.GetModelRatio(modelName); ok {
+		return true
+	}
+	if billing_setting.GetBillingMode(modelName) != billing_setting.BillingModeTieredExpr {
+		return false
+	}
+	expr, ok := billing_setting.GetBillingExpr(modelName)
+	return ok && strings.TrimSpace(expr) != ""
+}
+
 // GetVendors 返回当前定价接口使用到的供应商信息
 func GetVendors() []PricingVendor {
 	if time.Since(lastGetPricingTime) > time.Minute*1 || len(pricingMap) == 0 {
@@ -323,7 +346,7 @@ func updatePricing() {
 			pricing.AudioCompletionRatio = &audioCompletionRatio
 		}
 		if billingMode := billing_setting.GetBillingMode(model); billingMode == "tiered_expr" {
-			if expr, ok := billing_setting.GetBillingExpr(model); ok && expr != "" {
+			if expr, ok := billing_setting.GetBillingExpr(model); ok && strings.TrimSpace(expr) != "" {
 				pricing.BillingMode = billingMode
 				pricing.BillingExpr = expr
 			}