fix ios compile issue

example/ios/Podfile.lock

@@ -2,13 +2,13 @@ PODS:
   - Flutter (1.0.0)
   - fluwx (0.0.1):
     - Flutter
-    - fluwx/no_pay (= 0.0.1)
-  - fluwx/no_pay (0.0.1):
+    - fluwx/pay (= 0.0.1)
+  - fluwx/pay (0.0.1):
     - Flutter
-    - "OpenWeChatSDKNoPay (~> 2.0.2+1)"
+    - WechatOpenSDK-XCFramework (~> 2.0.2)
   - integration_test (0.0.1):
     - Flutter
-  - OpenWeChatSDKNoPay (2.0.2)
+  - WechatOpenSDK-XCFramework (2.0.2)
 
 DEPENDENCIES:
   - Flutter (from `Flutter`)
@@ -17,7 +17,7 @@ DEPENDENCIES:
 
 SPEC REPOS:
   trunk:
-    - OpenWeChatSDKNoPay
+    - WechatOpenSDK-XCFramework
 
 EXTERNAL SOURCES:
   Flutter:
@@ -29,9 +29,9 @@ EXTERNAL SOURCES:
 
 SPEC CHECKSUMS:
   Flutter: f04841e97a9d0b0a8025694d0796dd46242b2854
-  fluwx: f608fff0e3a8c30199b626fed590d83cdd820a52
+  fluwx: 26f146e29ad3fc4e5c41c82891b420adcdb2fb4d
   integration_test: 13825b8a9334a850581300559b8839134b124670
-  OpenWeChatSDKNoPay: 59a9628a746352bb400329cb7f12e6dc7096bf6e
+  WechatOpenSDK-XCFramework: acdeeda129efbef9532bca8a10c24e1b4b8c7d69
 
 PODFILE CHECKSUM: beab77b38961de946f08660e554f80ac174dc842
 

ios/Classes/FluwxPlugin.m

@@ -586,9 +586,7 @@ FlutterMethodChannel *channel = nil;
     }
 #ifndef NO_PAY
     else if ([resp isKindOfClass:[WXPayInsuranceResp class]]) {
-       if ([_delegate respondsToSelector:@selector(managerDidRecvPayInsuranceResponse:)]) {
-           [_delegate managerDidRecvPayInsuranceResponse:(WXPayInsuranceResp *) resp];
-       }
+
    } else if ([resp isKindOfClass:[PayResp class]]) {
 
         PayResp *payResp = (PayResp *) resp;
@@ -602,7 +600,9 @@ FlutterMethodChannel *channel = nil;
                 @"returnKey": [FluwxStringUtil nilToEmpty:payResp.returnKey],
         };
         [FluwxDelegate defaultManager].extData = nil;
-        [fluwxMethodChannel invokeMethod:@"onPayResponse" arguments:result];
+        if(channel != nil){
+            [channel invokeMethod:@"onPayResponse" arguments:result];
+        }
     } else if ([resp isKindOfClass:[WXNontaxPayResp class]]) {
  
     }