修改sign。

键盘里ai回复的bug

keyBoard/Class/Network/KBNetworkManager.m

@@ -33,29 +33,6 @@ NSErrorDomain const KBNetworkErrorDomain = @"com.company.keyboard.network";
 
 @implementation KBNetworkManager
 
-static NSString *KBSignStringFromObject(id obj) {
-    if (!obj || obj == (id)kCFNull) {
-        return nil;
-    }
-    if ([obj isKindOfClass:[NSString class]]) {
-        return (NSString *)obj;
-    }
-    if ([obj isKindOfClass:[NSNumber class]]) {
-        return [(NSNumber *)obj stringValue];
-    }
-    if ([obj isKindOfClass:[NSArray class]] || [obj isKindOfClass:[NSDictionary class]]) {
-        NSJSONWritingOptions options = 0;
-        if (@available(iOS 11.0, *)) {
-            options = NSJSONWritingSortedKeys;
-        }
-        NSData *data = [NSJSONSerialization dataWithJSONObject:obj options:options error:nil];
-        if (data.length > 0) {
-            return [[NSString alloc] initWithData:data encoding:NSUTF8StringEncoding];
-        }
-    }
-    return [obj description];
-}
-
 + (instancetype)shared {
     static KBNetworkManager *m; static dispatch_once_t onceToken; dispatch_once(&onceToken, ^{ m = [KBNetworkManager new]; });
     return m;
@@ -84,48 +61,10 @@ static NSString *KBSignStringFromObject(id obj) {
 }
 
 - (void)getSignWithParare:(NSDictionary *)bodyParams{
-   
-    NSString *appId    = @"loveKeyboard";
-    NSString *secret   = @"kZJM39HYvhxwbJkG1fmquQRVkQiLAh2H"; // 和服务端保持一致
-    NSString *timestamp = [KBSignUtils currentTimestamp];
-    NSString *nonce     = [KBSignUtils generateNonceWithLength:16];
-    // 1. 组装参与签名的所有参数
-    NSMutableDictionary<NSString *, NSString *> *signParams = [NSMutableDictionary dictionary];
-    signParams[@"appId"]     = appId;
-    signParams[@"timestamp"] = timestamp;
-    signParams[@"nonce"]     = nonce;
-    // 把 body 里的字段也加入签名参数
-    [bodyParams enumerateKeysAndObjectsUsingBlock:^(id key, id obj, BOOL *stop) {
-        NSString *value = KBSignStringFromObject(obj);
-        if (value.length == 0) {
-            return;
-        }
-        signParams[key] = value;
-    }];
-    NSString *signSource = [KBSignUtils signSourceStringWithParams:signParams secret:secret];
-    NSString *sign = [KBSignUtils signWithParams:signParams secret:secret];
-
-#if DEBUG
-    if (signSource.length > 0) {
-        NSString *secretPart = [NSString stringWithFormat:@"secret=%@", [KBSignUtils urlEncode:secret ?: @""]];
-        NSString *masked = [signSource stringByReplacingOccurrencesOfString:secretPart withString:@"secret=***"];
-        KBLOG(@"[KBNetwork] sign source: %@", masked);
-        KBLOG(@"[KBNetwork] sign value: %@", sign ?: @"");
-    }
-#endif
-
-    // 将签名相关字段合并进默认请求头
+    NSDictionary<NSString *, NSString *> *signHeaders = [KBSignUtils signHeadersWithBodyParams:bodyParams];
     NSMutableDictionary<NSString *, NSString *> *headers =
     [self.defaultHeaders mutableCopy] ?: [NSMutableDictionary dictionary];
-
-    if (sign.length > 0) {
-        headers[@"X-Sign"] = sign;
-    }
-    headers[@"X-App-Id"]    = appId;
-    headers[@"X-Timestamp"] = timestamp;
-    headers[@"X-Nonce"]     = nonce;
-
-    // 触发 copy 语义，确保对外仍是不可变字典
+    [headers addEntriesFromDictionary:signHeaders ?: @{}];
     self.defaultHeaders = headers;
 }