新增获取客服接口

keyBoard/Class/Me/VM/KBMyVM.h

@@ -30,6 +30,7 @@ typedef void(^KBDeleteThemesCompletion)(BOOL success, NSError *_Nullable error);
 typedef void(^KBSubmitFeedbackCompletion)(BOOL success, NSError *_Nullable error);
 typedef void(^KBMyPurchaseRecordCompletion)(NSArray<KBConsumptionRecord *> *_Nullable records, NSError *_Nullable error);
 typedef void(^KBMyInviteCodeCompletion)(KBInviteCodeModel *_Nullable inviteCode, NSError *_Nullable error);
+typedef void(^KBMyCustomerMailCompletion)(NSString *_Nullable customerMail, NSError *_Nullable error);
 
 @interface KBMyVM : NSObject
 
@@ -37,6 +38,8 @@ typedef void(^KBMyInviteCodeCompletion)(KBInviteCodeModel *_Nullable inviteCode,
 - (void)fetchUserDetailWithCompletion:(KBMyUserDetailCompletion)completion;
 /// 查询邀请码（/user/inviteCode）
 - (void)fetchInviteCodeWithCompletion:(KBMyInviteCodeCompletion)completion;
+/// 获取客服邮箱（/user/customerMail）
+- (void)fetchCustomerMailWithCompletion:(KBMyCustomerMailCompletion)completion;
 
 /// 用户人设列表（/character/listByUser）
 - (void)fetchCharacterListByUserWithCompletion:(KBCharacterListCompletion)completion;

keyBoard/Class/Me/VM/KBMyVM.m

@@ -83,6 +83,35 @@ NSString * const KBUserCharacterDeletedNotification = @"KBUserCharacterDeletedNo
     }];
 }
 
+- (void)fetchCustomerMailWithCompletion:(KBMyCustomerMailCompletion)completion {
+    [[KBNetworkManager shared] GET:API_USER_CUSTOMER_MAIL
+                        parameters:nil
+                           headers:nil
+              autoShowBusinessError:NO
+                        completion:^(NSDictionary *jsonOrData, NSURLResponse * _Nullable response, NSError * _Nullable error) {
+        if (error) {
+            if (completion) completion(nil, error);
+            return;
+        }
+
+        // 返回结构：{ "message":"ok", "data":"123@mail.com", "code":0 }
+        id dataObj = jsonOrData[@"data"];
+        NSString *customerMail = [dataObj isKindOfClass:[NSString class]]
+        ? [(NSString *)dataObj stringByTrimmingCharactersInSet:[NSCharacterSet whitespaceAndNewlineCharacterSet]]
+        : @"";
+
+        if (customerMail.length == 0) {
+            NSError *e = [NSError errorWithDomain:KBNetworkErrorDomain
+                                             code:KBNetworkErrorInvalidResponse
+                                         userInfo:@{NSLocalizedDescriptionKey: KBLocalized(@"Invalid response")}];
+            if (completion) completion(nil, e);
+            return;
+        }
+
+        if (completion) completion(customerMail, nil);
+    }];
+}
+
 - (void)fetchCharacterListByUserWithCompletion:(KBCharacterListCompletion)completion{
     [[KBNetworkManager shared] GET:KB_API_CHARACTER_LISTBYUSER
                         parameters:nil