Allow overriding the default hostname (#5)

* allow specifying a host to EngagingNetworksRest::Client

* allow specifying a host to EngagingNetworksRest.new

* update readme

README.md

@@ -10,7 +10,7 @@ Client gem for the ENS API to Engaging Networks
 ## Usage
 
 ```
-client = EngagingNetworksRest.new(api_key: 'YOUR API KEY HERE')
+client = EngagingNetworksRest.new(api_key: 'YOUR API KEY HERE', host: 'us.engagingnetworks.app')
 
 # get pages by type
 pages = client.pages(type: 'dcf', status: 'live')

lib/engaging_networks_rest.rb

@@ -4,8 +4,8 @@
 
 module EngagingNetworksRest
   class << self
-    def new(api_key:)
-      EngagingNetworksRest::Client.new(api_key: api_key)
+    def new(api_key:, host: EngagingNetworksRest::Client::ENS_DOMAIN)
+      EngagingNetworksRest::Client.new(api_key: api_key, host: host)
     end
   end
 end

lib/engaging_networks_rest/client.rb

@@ -11,10 +11,10 @@ class Client
 
     ENS_DOMAIN = 'www.e-activist.com'
 
-    def initialize(api_key:)
+    def initialize(api_key:, host: ENS_DOMAIN)
       @api_key = api_key
 
-      @connection = Faraday.new(url: "https://#{ENS_DOMAIN}") do |conn|
+      @connection = Faraday.new(url: "https://#{host}") do |conn|
         conn.request :json
         conn.response :json, content_type: /\bjson$/
 

spec/client_spec.rb

@@ -9,7 +9,6 @@
   subject { EngagingNetworksRest::Client.new(api_key: api_key) }
 
   describe '#authenticate!' do
-    let(:auth_url) { "https://#{EngagingNetworksRest::Client::ENS_DOMAIN}/ens/service/authenticate" }
     let(:auth_key) { '75491e42-99dc-45ce-b637-a681bede875c' }
     let(:auth_key_body) { "{\"ens-auth-token\":\"#{auth_key}\",\"expires\":3600000}" }
 
@@ -19,10 +18,27 @@
         .to_return(body: auth_key_body, headers: content_type_header)
     end
 
-    it 'should set the ens_auth_key on the client' do
-      subject.authenticate!
+    context 'with no host specified' do
+      let(:auth_url) { "https://#{EngagingNetworksRest::Client::ENS_DOMAIN}/ens/service/authenticate" }
 
-      expect(subject.ens_auth_key).to eq auth_key
+      it 'should set the ens_auth_key on the client' do
+        subject.authenticate!
+
+        expect(subject.ens_auth_key).to eq auth_key
+      end
+    end
+
+    context 'with a host specified' do
+      let(:host) { 'example.com' }
+      let(:auth_url) { "https://#{host}/ens/service/authenticate" }
+
+      subject { EngagingNetworksRest::Client.new(api_key: api_key, host: host) }
+
+      it 'should set the ens_auth_key on the client' do
+        subject.authenticate!
+
+        expect(subject.ens_auth_key).to eq auth_key
+      end
     end
   end
 end