Add client

.gitignore

@@ -13,3 +13,5 @@
 *.a
 mkmf.log
 test.rb
+Barkfile
+*.bark

lib/barkdog.rb

@@ -2,6 +2,7 @@
 
 module Barkdog; end
 
+require 'barkdog/client'
 require 'barkdog/dsl'
 require 'barkdog/dsl/context'
 require 'barkdog/dsl/context/monitor'

lib/barkdog/client.rb

@@ -0,0 +1,42 @@
+class Barkdog::Client
+  def initialize(options = {})
+    @options = options
+
+    api_key, app_key = @options.values_at(:api_key, :application_key)
+    raise 'API Key does not exist' unless api_key
+    raise 'Application Key does not exist' unless app_key
+
+    @dog = Dogapi::Client.new(api_key, app_key)
+  end
+
+  def export(export_options = {})
+    exported = Barkdog::Exporter.export(@dog, @options)
+    Barkdog::DSL.convert(exported, @options)
+  end
+
+  def apply(file)
+    walk(file)
+  end
+
+  private
+
+  def walk(file)
+    expected = load_file(file)
+    actual = Barkdog::Exporter.export(@dog, @options)
+
+    # XXX:
+    [expected, actual]
+  end
+
+  def load_file(file)
+    if file.kind_of?(String)
+      open(file) do |f|
+        Barkdog::DSL.parse(f.read, file)
+      end
+    elsif [File, Tempfile].any? {|i| file.kind_of?(i) }
+      Barkdog::DSL.parse(file.read, file.path)
+    else
+      raise TypeError, "can't convert #{file} into File"
+    end
+  end
+end