Truncate long messages

A poor mans truncator, so I don't have a heavy module to mixin.

1 files changed, 12 insertions, 4 deletions

diff --git a/lib/mattermost/presenter.rb b/lib/mattermost/presenter.rb
index bfbb089eb02..39df73b73e0 100644
--- a/lib/mattermost/presenter.rb
+++ b/lib/mattermost/presenter.rb
@@ -53,8 +53,8 @@ module Mattermost
       def single_resource(resource)
         return error(resource) if resource.errors.any? || !resource.persisted?
 
-        message = "### #{title(resource)}"
-        message << "\n\n#{resource.description}" if resource.description
+        message = title(resource)
+        message << "\n\n#{truncate(resource.description, 128)}" if resource.description
 
         in_channel_response(message)
       end
@@ -74,14 +74,14 @@ module Mattermost
       end
 
       def title(resource)
-        "[#{resource.to_reference} #{resource.title}](#{url(resource)})"
+        "#### [#{resource.to_reference} #{truncate(resource.title)}](#{url(resource)})"
       end
 
       def header_with_list(header, items)
         message = [header]
 
         items.each do |item|
-          message << "- #{item}"
+          message << "- #{truncate(item)}"
         end
 
         message.join("\n")
@@ -112,6 +112,14 @@ module Mattermost
           status: 200
         }
       end
+
+      def truncate(string, length = 32)
+        if string.length > length
+          string[0..length].rstrip + '...'
+        else
+          string
+        end
+      end
     end
   end
 end