module Brief::GithubClient
  class IssueLabels < Request

    requires :org, :repo

    def endpoint
      "repos/#{ org }/#{ repo }/labels"
    end

    Defaults = {
      # stage labels
      "s:backlog"       => "c7def8",
      "s:greenlit"      => "bfe5bf",
      "s:review"        => "fef2c0",
      "s:in_progress"   => "3ded58",

      # priority labels
      "p:1"             => "e11d21",
      "p:2"             => "eb6420",

      # type labels
      "t:development"   => "bada55",
      "t:design"        => "55adba",
      "t:ux"            => "2234fe",
      "t:project"       => "ae3498",

      # acceptance labels
      "a:approved"      => "339933",
      "a:rejected"      => "993333"
    }

    def missing_defaults
      current = all.collect(&:name)
      @missing_defaults ||= Defaults.keys - current
    end

    def missing_defaults?
      missing_defaults.length > 0
    end

    def create_status_sort_labels
      Defaults.each do |name, color|
        create_or_update(name, color)
      end
    end

    def delete_github_defaults
      %w{bug duplicate enhancement invalid wontfix question}.each do |name|
        destroy(name)
      end
    end

    def create_or_update name, color
      existing = show(name)

      unless existing.nil? || (existing.present? && existing.respond_to?(:message))
        update(name, name: name, color: color)
        return show(name)
      end

      create(name: name, color: color)
    end

  end
end