Make user credentials specific to product

Author: NLSanyu

lib/momoapi-ruby/client.rb

@@ -48,12 +48,12 @@ def get_auth_token(path, subscription_key)
       headers = {
         "Ocp-Apim-Subscription-Key": subscription_key
       }
-      username = Momoapi.config.collection_user_id
-      password = Momoapi.config.collection_api_secret
       url = Momoapi.config.base_url
       conn = Faraday.new(url: url)
       conn.headers = headers
-      conn.basic_auth(username, password)
+      product = path.split('/')[0]
+      get_credentials(product)
+      conn.basic_auth(@username, @password)
       response = conn.post(path)
       begin
         JSON.parse(response.body)
@@ -62,6 +62,20 @@ def get_auth_token(path, subscription_key)
       end
     end
 
+    def get_credentials(product)
+      case product
+      when 'collection'
+        @username = Momoapi.config.collection_user_id
+        @password = Momoapi.config.collection_api_secret
+      when 'disbursement'
+        @username = Momoapi.config.disbursement_user_id
+        @password = Momoapi.config.disbursement_api_secret
+      when 'remittance'
+        @username = Momoapi.config.remittance_user_id
+        @password = Momoapi.config.remittance_api_secret
+      end
+    end
+
     def prepare_get_request(path, subscription_key)
       headers = {
         "X-Target-Environment": Momoapi.config.environment || 'sandbox',