class Project < ActiveRecord::Base
  belongs_to :repository
  has_many :build_lists, :dependent => :destroy

  validates :name, :uniqueness => {:scope => :repository_id}, :presence => true, :allow_nil => false, :allow_blank => false
  validates :unixname, :uniqueness => {:scope => :repository_id}, :presence => true, :format => { :with => /^[a-zA-Z0-9\-.]+$/ }, :allow_nil => false, :allow_blank => false

  include Project::HasRepository

  scope :recent, order("name ASC")

  #before_create :create_directory, :create_git_repo
  before_create :xml_rpc_create
  before_destroy :xml_rpc_destroy

  # Redefining a method from Project::HasRepository module to reflect current situation
  def git_repo_path
    @git_repo_path ||= File.join(repository.platform.path, "projects", unixname + ".git")
  end

  def path
    build_path(unixname)
  end

  def clone
    p = Project.new
    p.name = name
    p.unixname = unixname
    return p
  end

  def add_to_repository(platf, repo)
    result = BuildServer.add_to_repo(repository.name, platf.name)
    if result == BuildServer::SUCCESS
      return true
    else
      raise "Failed to add project #{name} to repo #{repo.name} of platform #{platf.name}."
    end      
  end

  protected

    def build_path(dir)
      File.join(repository.path, dir)
    end

    def create_directory
      exists = File.exists?(path) && File.directory?(path)
      raise "Directory #{path} already exists" if exists
      if new_record?
        FileUtils.mkdir_p(path)
      elsif unixname_changed?
        FileUtils.mv(build_path(unixname_was), buildpath(unixname))
      end 
    end

    def xml_rpc_create
      result = BuildServer.create_project unixname, repository.platform.unixname, repository.unixname
      if result == BuildServer::SUCCESS
        return true
      else
        raise "Failed to create project #{name} (repo #{repository.name}) inside platform #{repository.platform.name}."
      end      
    end

    def xml_rpc_destroy
      result = BuildServer.delete_project unixname, repository.platform.unixname
      if result == BuildServer::SUCCESS
        return true
      else
        raise "Failed to delete repository #{name} (repo #{repository.name}) inside platform #{platform.name}."
      end
    end
end