fix(option): 配置项为空字符串时按空集合处理，消除 option 同步噪声日志

common/topup-ratio.go

@@ -2,6 +2,7 @@ package common
 
 import (
 	"encoding/json"
+	"strings"
 	"sync"
 )
 
@@ -26,6 +27,9 @@ func UpdateTopupGroupRatioByJSONString(jsonStr string) error {
 	topupGroupRatioMutex.Lock()
 	defer topupGroupRatioMutex.Unlock()
 	topupGroupRatio = make(map[string]float64)
+	if strings.TrimSpace(jsonStr) == "" {
+		return nil
+	}
 	return json.Unmarshal([]byte(jsonStr), &topupGroupRatio)
 }
 

setting/auto_group.go

@@ -1,6 +1,8 @@
 package setting
 
 import (
+	"strings"
+
 	"github.com/QuantumNous/new-api/common"
 )
 
@@ -21,6 +23,9 @@ func ContainsAutoGroup(group string) bool {
 
 func UpdateAutoGroupsByJsonString(jsonString string) error {
 	autoGroups = make([]string, 0)
+	if strings.TrimSpace(jsonString) == "" {
+		return nil
+	}
 	return common.Unmarshal([]byte(jsonString), &autoGroups)
 }
 

setting/chat.go

@@ -2,6 +2,7 @@ package setting
 
 import (
 	"encoding/json"
+	"strings"
 
 	"github.com/QuantumNous/new-api/common"
 )
@@ -41,6 +42,9 @@ var Chats = []map[string]string{
 
 func UpdateChatsByJsonString(jsonString string) error {
 	Chats = make([]map[string]string, 0)
+	if strings.TrimSpace(jsonString) == "" {
+		return nil
+	}
 	return json.Unmarshal([]byte(jsonString), &Chats)
 }
 

setting/operation_setting/payment_setting_old.go

@@ -6,6 +6,8 @@ This file is the old version of the payment settings file. If you need to add ne
 package operation_setting
 
 import (
+	"strings"
+
 	"github.com/QuantumNous/new-api/common"
 )
 
@@ -38,6 +40,9 @@ var PayMethods = []map[string]string{
 
 func UpdatePayMethodsByJsonString(jsonString string) error {
 	PayMethods = make([]map[string]string, 0)
+	if strings.TrimSpace(jsonString) == "" {
+		return nil
+	}
 	return common.Unmarshal([]byte(jsonString), &PayMethods)
 }
 

setting/rate_limit.go

@@ -4,6 +4,7 @@ import (
 	"encoding/json"
 	"fmt"
 	"math"
+	"strings"
 	"sync"
 
 	"github.com/QuantumNous/new-api/common"
@@ -32,6 +33,9 @@ func UpdateModelRequestRateLimitGroupByJSONString(jsonStr string) error {
 	defer ModelRequestRateLimitMutex.RUnlock()
 
 	ModelRequestRateLimitGroup = make(map[string][2]int)
+	if strings.TrimSpace(jsonStr) == "" {
+		return nil
+	}
 	return json.Unmarshal([]byte(jsonStr), &ModelRequestRateLimitGroup)
 }
 

setting/user_usable_group.go

@@ -2,6 +2,7 @@ package setting
 
 import (
 	"encoding/json"
+	"strings"
 	"sync"
 
 	"github.com/QuantumNous/new-api/common"
@@ -40,6 +41,9 @@ func UpdateUserUsableGroupsByJSONString(jsonStr string) error {
 	defer userUsableGroupsMutex.Unlock()
 
 	userUsableGroups = make(map[string]string)
+	if strings.TrimSpace(jsonStr) == "" {
+		return nil
+	}
 	return json.Unmarshal([]byte(jsonStr), &userUsableGroups)
 }
 

types/rw_map.go

@@ -1,6 +1,7 @@
 package types
 
 import (
+	"strings"
 	"sync"
 
 	"github.com/QuantumNous/new-api/common"
@@ -78,6 +79,11 @@ func LoadFromJsonString[K comparable, V any](m *RWMap[K, V], jsonStr string) err
 	m.mutex.Lock()
 	defer m.mutex.Unlock()
 	m.data = make(map[K]V)
+	// Empty/blank value means "no entries"; treat as an empty map instead of
+	// failing with "unexpected end of JSON input".
+	if strings.TrimSpace(jsonStr) == "" {
+		return nil
+	}
 	return common.Unmarshal([]byte(jsonStr), &m.data)
 }
 
@@ -86,6 +92,14 @@ func LoadFromJsonStringWithCallback[K comparable, V any](m *RWMap[K, V], jsonStr
 	m.mutex.Lock()
 	defer m.mutex.Unlock()
 	m.data = make(map[K]V)
+	// Empty/blank value means "no entries"; treat as an empty map instead of
+	// failing with "unexpected end of JSON input".
+	if strings.TrimSpace(jsonStr) == "" {
+		if onSuccess != nil {
+			onSuccess()
+		}
+		return nil
+	}
 	err := common.Unmarshal([]byte(jsonStr), &m.data)
 	if err == nil && onSuccess != nil {
 		onSuccess()

types/rw_map_empty_test.go

@@ -0,0 +1,42 @@
+package types
+
+import "testing"
+
+// Empty/blank option values must be treated as "no entries" rather than
+// producing "unexpected end of JSON input" during option sync.
+func TestLoadFromJsonStringEmpty(t *testing.T) {
+	for _, in := range []string{"", "   ", "\n\t "} {
+		m := NewRWMap[string, float64]()
+		if err := LoadFromJsonString(m, in); err != nil {
+			t.Fatalf("LoadFromJsonString(%q) returned error: %v", in, err)
+		}
+		if got := m.Len(); got != 0 {
+			t.Fatalf("LoadFromJsonString(%q) expected empty map, got len=%d", in, got)
+		}
+	}
+}
+
+func TestLoadFromJsonStringWithCallbackEmpty(t *testing.T) {
+	called := false
+	m := NewRWMap[string, float64]()
+	if err := LoadFromJsonStringWithCallback(m, "", func() { called = true }); err != nil {
+		t.Fatalf("unexpected error: %v", err)
+	}
+	if !called {
+		t.Fatal("expected onSuccess callback to be invoked for empty input")
+	}
+	if m.Len() != 0 {
+		t.Fatalf("expected empty map, got len=%d", m.Len())
+	}
+}
+
+// Non-empty valid JSON must still load normally.
+func TestLoadFromJsonStringValid(t *testing.T) {
+	m := NewRWMap[string, float64]()
+	if err := LoadFromJsonString(m, `{"a":1.5}`); err != nil {
+		t.Fatalf("unexpected error: %v", err)
+	}
+	if v, ok := m.Get("a"); !ok || v != 1.5 {
+		t.Fatalf("expected a=1.5, got %v ok=%v", v, ok)
+	}
+}