完善省区的接口

proto/province.proto

@@ -26,6 +26,13 @@ service ProvinceAreaCity {
     };
   }
 
+  rpc AreaParent (Request) returns (NameCodeParentReply){
+    option (google.api.http) = {
+      post: "/v1/area/namecode/parent"
+      body: "*"
+    };
+  }
+
   rpc City (Request) returns (NameCodeReply){
     option (google.api.http) = {
       post: "/v1/city/namecode"
@@ -33,6 +40,13 @@ service ProvinceAreaCity {
     };
   }
 
+  rpc CityParent (Request) returns (NameCodeParentReply){
+    option (google.api.http) = {
+      post: "/v1/city/namecode/parent"
+      body: "*"
+    };
+  }
+
   // rpc CityParent (Request) returns (NameCodeReply){
   //   option (google.api.http) = {
   //     post: "/v1/city/namecode/parent"
@@ -41,6 +55,12 @@ service ProvinceAreaCity {
   // }
 }
 
+// The response message containing the greetings
+message NameCodeParentReply {
+  string name = 1;
+  string code = 2;
+  NameCodeParentReply parent = 3;
+}
 
 // The response message containing the greetings
 message NameCodeReply {