move RMQ configuration to a yaml file.

1 files changed, 39 insertions, 0 deletions

diff --git a/lib/killjoy/amqp_configuration.rb b/lib/killjoy/amqp_configuration.rb
new file mode 100644
index 0000000..87bfab3
--- /dev/null
+++ b/lib/killjoy/amqp_configuration.rb
@@ -0,0 +1,39 @@
+module Killjoy
+  class AMQPConfiguration
+    attr_reader :environment
+
+    def initialize(environment: ENV.fetch("ENV", "development"))
+      @environment = environment
+    end
+
+    def amqp_uri
+      configuration['amqp_uri']
+    end
+
+    def exchange
+      configuration['exchange']
+    end
+
+    def exchange_type
+      configuration['exchange_type']
+    end
+
+    def shards
+      configuration['shards'].to_i
+    end
+
+    def to_hash
+      configuration
+    end
+
+    private
+
+    def configuration(file = "config/amqp.yml")
+      @configuration ||= YAML.load(expand_template(file))[environment]
+    end
+
+    def expand_template(file)
+      ERB.new(File.read(file)).result(binding)
+    end
+  end
+end