Merge pull request #19 from manukall/allow_options_in_search

Allow options in search

README.md

@@ -129,6 +129,7 @@ Currently we can
   * pass options to the JSON decoder used by Elastix ([poison](https://github.com/devinus/poison))
   * optionally use shield for authentication ([shield](https://www.elastic.co/products/shield))
   * optionally pass along custom headers for every request made to the elasticsearch server(s)s
+  * optionally pass along options to [HTTPoison](https://github.com/edgurgel/httpoison)
 
 by setting the respective keys in your `config/config.exs`
 
@@ -137,7 +138,8 @@ config :elastix,
   poison_options: [keys: :atoms],
   shield: true,
   username: "username",
-  password: "password"
+  password: "password",
+  httpoison_options: [hackney: [pool: :elastix_pool]]
 ```
 
 The above for example will

lib/elastix/http.ex

@@ -33,6 +33,7 @@ defmodule Elastix.HTTP do
         headers
     end
 
+    options = Keyword.merge(default_httpoison_options(), options)
     HTTPoison.Base.request(
       __MODULE__,
       method,
@@ -58,4 +59,8 @@ defmodule Elastix.HTTP do
   defp poison_options do
     Elastix.config(:poison_options, [])
   end
+
+  defp default_httpoison_options do
+    Elastix.config(:httpoison_options, [])
+  end
 end

lib/elastix/search.ex

@@ -9,9 +9,9 @@ defmodule Elastix.Search do
   end
 
   @doc false
-  def search(elastic_url, index, types, data, query_params) do
+  def search(elastic_url, index, types, data, query_params, options \\ []) do
     elastic_url <> make_path(index, types, query_params)
-    |> HTTP.post(Poison.encode!(data))
+    |> HTTP.post(Poison.encode!(data), options)
   end
 
   @doc false