add packages, receiving & processing

lib/data/services/package_imp.dart

@@ -20,8 +20,13 @@ class PackageServiceImp implements PackageService {
   }
 
   @override
-  Future<void> createPackage(Package package) {
-    return packageDataProvider.createPackage(package);
+  Future<void> createReceiving(Package package) {
+    return packageDataProvider.createReceiving(package);
+  }
+
+  @override
+  Future<void> updateReceiving(Package package) {
+    return packageDataProvider.updateReceiving(package);
   }
 
   @override
@@ -30,7 +35,17 @@ class PackageServiceImp implements PackageService {
   }
 
   @override
-  Future<void> deletePackage(Package package) {
-    return packageDataProvider.deletePackage(package);
+  Future<void> deleteReceiving(Package package) {
+    return packageDataProvider.deleteReceiving(package);
+  }
+
+  @override
+  Future<void> updateProcessing(Package package) {
+    return packageDataProvider.updateProcessing(package);
+  }
+
+  @override
+  Future<void> deleteProcessing(Package package) {
+    return packageDataProvider.deleteProcessing(package);
   }
 }