From 8b75fde9046765c893cba674d97a4fb225b2d5e8 Mon Sep 17 00:00:00 2001
From: Knut Ahlers <knut@ahlers.me>
Date: Tue, 24 Dec 2019 15:47:35 +0100
Subject: [PATCH] Create reference from volatile company to city

Signed-off-by: Knut Ahlers <knut@ahlers.me>
---
 block_company.go | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/block_company.go b/block_company.go
index 2f7b0b6..bce6c48 100644
--- a/block_company.go
+++ b/block_company.go
@@ -1,5 +1,7 @@
 package sii
 
+import "strings"
+
 func init() {
 	RegisterBlock(&Company{})
 }
@@ -23,3 +25,12 @@ func (c *Company) Init(class, name string) {
 }
 
 func (c Company) Name() string { return c.blockName }
+
+func (c Company) CityPtr() *Ptr {
+	nameParts := strings.Split(c.Name(), ".")
+	if len(nameParts) != 4 || nameParts[0] != "company" || nameParts[1] != "volatile" {
+		return nil
+	}
+
+	return &Ptr{Target: strings.Join([]string{"city", nameParts[3]}, ".")}
+}