From 6d8c5d2699145dfc0968306c4e8024fd1ed8a3b5 Mon Sep 17 00:00:00 2001
From: Marin Bek <marin.bek@gmail.com>
Date: Fri, 9 Sep 2016 17:43:35 +0200
Subject: [PATCH] replace index in alias

---
 goes.go | 26 ++++++++++++++++++++++++++
 1 file changed, 26 insertions(+)

diff --git a/goes.go b/goes.go
index 684c024..9c54a90 100644
--- a/goes.go
+++ b/goes.go
@@ -641,3 +641,29 @@ func (c *Connection) GetAliases(indexes []string) (*Response, error) {
 
 	return r.Run()
 }
+
+func (c *Connection) ReplaceIndexInAlias(alias string, old_index string, new_index string) (*Response, error) {
+	command := map[string]interface{}{
+		"actions": make([]map[string]interface{}, 1),
+	}
+
+	command["actions"] = append(command["actions"].([]map[string]interface{}), map[string]interface{}{
+		"remove": map[string]interface{}{
+			"index": old_index,
+			"alias": alias,
+		},
+		"add": map[string]interface{}{
+			"index": new_index,
+			"alias": alias,
+		},
+	})
+
+	r := Request{
+		Conn:   c,
+		Query:  command,
+		method: "POST",
+		api:    "_aliases",
+	}
+
+	return r.Run()
+}