lib/gerry/client/changes.rb in gerry-0.1.1 vs lib/gerry/client/changes.rb in gerry-0.1.2

@@ -1,20 +1,38 @@
+require 'cgi'
+
 module Gerry
   class Client
     module Changes
       # Get changes visible to the caller.
       #
       # @param [Array] options the query parameters.
       # @return [Hash] the changes.
       def changes(options = [])
-        url = '/changes/'
+        endpoint = '/changes/'
+        url = endpoint
 
-        if options.empty?
-          return get(url)
+        if !options.empty?
+          url += '?' + map_options(options)
         end
 
-        options = map_options(options)
-        get("#{url}?#{options}")
+        response = get(url)
+        return response unless response.last.delete('_more_changes')
+
+        # Get the original start parameter, if any, else start from 0.
+        query = URI.parse(url).query
+        query = query ? CGI.parse(query) : { 'S' => ['0'] }
+        start = query['S'].join.to_i
+
+        # Keep getting data until there are no more changes.
+        loop do
+          # Replace the start parameter, using the original start as an offset.
+          query['S'] = ["#{start + response.size}"]
+          url = endpoint + '?' + map_options(query)
+
+          response.concat(get(url))
+          return response unless response.last.delete('_more_changes')
+        end
       end
     end
   end
 end