#!env ruby
#
#  add_commit_todo.rb
#  AddCommitTodo 
#
#  Copyright 2010 Paul Codding
#  All rights reserved.
#
#  Released under the BSD license.

require File.dirname(__FILE__) + '/basecamp'
require 'time'

class AddCommitTodo
  PROJECT_NAME = "Your Project"
  TODO_LIST_NAME = "Your To-Do List that could be named 'Commits To Be Merged'"
  BASECAMP_URL = "yourcompany.basecamphq.com"
  BASECAMP_USER = "yourusername"
  BASECAMP_PASSWORD = "yourpassword"
  BASECAMP_USE_SSL = true
  SVNLOOK_PATH = "/usr/bin/svnlook"
  
  def initialize(repo_path, revision)
    if (repo_path && revision)
      @repo_path = repo_path
      @revision = revision
      @session = Basecamp.establish_connection!(BASECAMP_URL, BASECAMP_USER, BASECAMP_PASSWORD, BASECAMP_USE_SSL)
    else
      usage()
      exit(1)
    end
  end
  
  def usage
    warn "Please specify the repo path and the revision... e.g. 'ruby add_commit_todo.rb /home/paul/svn/project 100'"
  end
  
  def add_todo
    # Determine the To-Do content using svnlook
    svn_log = `#{SVNLOOK_PATH} log #{@repo_path} --revision #{@revision}`
    svn_log.strip!
    puts "[D] SVN Log output for revision: #{@revision} - '#{svn_log}'"
    if svn_log.include?("erge") || svn_log.include?("maven")
      puts "[!] Not adding To-Do as this is a Merge operation"
    else
      # Find the correct project
      Basecamp::Project.find(:all).each { |project| project.name.eql?(PROJECT_NAME) ? @project = project : nil }
      Basecamp::TodoList.all(@project.id, false).each { |todo_list| todo_list.name.eql?(TODO_LIST_NAME) ? @todo_list = todo_list : nil }
      puts "[*] Adding merge To-Do to list: '#{@todo_list.name} (#{@todo_list.id})'"
      @todo_item = Basecamp::TodoItem.new(:todo_list_id => @todo_list.id)
      @todo_item.content = "[ r#{@revision} ] - #{svn_log}"
      @todo_item.responsible_party = "c#{@project.company.id}"
      @todo_item.notify = true
      puts "[*] Saving To-Do Item with content: '#{svn_log}'"
      @todo_item.save
    end
  end
end
act = AddCommittTodo.new(ARGV[0], ARGV[1])
act.add_todo