修改sign。

键盘里ai回复的bug

CustomKeyboard/Network/KBNetworkManager.m

@@ -41,38 +41,10 @@ NSErrorDomain const KBNetworkErrorDomain = @"com.company.keyboard.network";
 }
 
 - (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) {
-        if ([obj isKindOfClass:[NSString class]]) {
-            signParams[key] = obj;
-        } else {
-            signParams[key] = [obj description];
-        }
-    }];
-    NSString *sign = [KBSignUtils signWithParams:signParams secret:secret];
-
-    // 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;
 }