checkout.rb

module Fastlane
  module Actions
    class CheckoutBranchForJiraIssueAction < Action

      def self.run(params)
        key = params[:key].split('/').last
        branch_name = self.branch_name(key)
        branch = "#{key}_#{branch_name}"
        sh "git fetch"
        ref_count = sh "git show-ref refs/remotes/origin/#{branch} | wc -l"
        if ref_count.include? "1"
          puts "Branch exists, checking out..."
          sh "git checkout #{branch} && git pull"
          return
        end
        puts "Creating branch..."
        sh "git checkout develop && git pull"
        sh "git checkout -b #{branch}"
        sh "git push --set-upstream origin #{branch}"
      end

      def self.branch_name(key)
        options = FastlaneCore::Configuration.create(JiraQueryAction.available_options, { jql_query: "key = #{key}" })
        ticket = JiraQueryAction.run(options).first
        sanitized = ticket.summary.gsub(/[^0-9A-Za-z\-]/, '_').downcase
        return sanitized
      end

      def self.available_options
        [
            FastlaneCore::ConfigItem.new(key: :key,
                                         optional: false,
                                         description: "JIRA ticket ID/KEY")
        ]
      end

      def self.is_supported?(platform)
        true
      end
    end
  end
end