# The MIT License
# Copyright © 2009 Magnus Bergmark
# 
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
# 
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
# 
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
# THE SOFTWARE.

class GitRemoteMonitor::Notifiers::Meow < GitRemoteMonitor::Notifiers::Base
  class << self
    def available?
      # Try to load the meow gem
      require 'meow'
      return true
    rescue LoadError
      return false
    end
  end
  
  def initialize
    @meow = ::Meow.new('git-remote-monitor')
  end
  
  def send_notification!(status)
    message = get_message(status)
    if message
      @meow.notify(notification_title(status), message, :icon => notification_icon(status), :note_type => notification_type(status))
    end
  end
  
  protected
    def notification_title(status)
      "#{status.name} (#{status.branch_name})"
    end
    
    def notification_icon(status)
      # TODO: Different icons for each status type
      "#{GitRemoteMonitor.root}/images/git-logo.png"
    end
    
    def notification_type(status)
      status.type.to_s.capitalize
    end
    
    def get_message(status)
      case status.type
        when :local
          # Don't bother notify on local changes only
          nil
        when :diverged
          "Diverged! Remote has #{status.remote_commits} new commit(s), and you have #{status.local_commits} commit(s) to push."
        when :remote
          "Remote got updated! Now #{status.remote_commits} commit(s) in front of you."
        else
          raise "Unknown case. This is a bug! Please report it with the stack trace. Thank you."
      end
    end
  
end