index.rb in riemann-dash-0.2.0

- old
+ new

@@ -1,5 +1,50 @@
 class Riemann::Dash
+  require 'multi_json'
+  require 'fileutils'
+  require 'set'
+
+  WS_CONFIG_FILE = "config/config.json"
+
   get '/' do
-    erb :index
+    erb :index, :layout => false
+  end
+
+  get '/config', :provides => 'json' do
+    if File.exists? WS_CONFIG_FILE
+      send_file WS_CONFIG_FILE, :type => :json
+    else
+      MultiJson.encode({})
+    end
+  end
+
+  post '/config' do
+    # Read update
+    request.body.rewind
+    update = MultiJson.decode(request.body.read)
+
+    # Read old config
+    if File.exists? WS_CONFIG_FILE
+      old = MultiJson.decode File.read WS_CONFIG_FILE
+    else
+      old = {}
+    end
+
+    new = {}
+
+    # Server
+    new['server'] = update['server'] or old['server']
+
+    p update['workspaces']
+    new['workspaces'] = update['workspaces'] or old['workspaces']
+
+    # Save new config
+    FileUtils.mkdir_p 'config'
+    File.open(WS_CONFIG_FILE, 'w') do |f|
+      f.write(MultiJson.encode(new))
+    end
+
+    # Return current config
+    content_type "application/json"
+    MultiJson.encode(new)
   end
 end