The power of clean code

after.rb

class UserTeamsController < ApplicationController
  respond_to :html

  def create
    if is_a_coach?
      create_a_team_for_the_coach

      populate_flash condition: @coach_to_team_connection, 
        success_msg: t('flash.team.created.success'), 
        failure_msg: t('flash.team.created.error')
    else
      # TODO: Add player conditional branch
    end

    respond_with @coach_to_team_connection, location: root_path
  end

  private

    def is_a_coach?
      params[:commit] == t('static_page.home.coach')
    end

    def create_a_team_for_the_coach
      if coach_has_no_team?
        @team_role = TeamRole.get_role_for :head_coach
        @team = Team.create_dummy
  
        connect_coach_to_team
      end
    end

    def coach_has_no_team?
      current_user.teams.empty?
    end

    def connect_coach_to_team
      @coach_to_team_connection = UserTeam.create user_id: current_user.id, 
        team_role_id: @team_role.id, 
        team_id: @team.id
    end
end

before.rb

class UserTeamsController < ApplicationController
  
  def create
    if params[:commit] == t('static_page.home.coach')
      if current_user.teams.empty?
        @team_role = TeamRole.find_by_name "Head Coach"
        @team = Team.create name: "My Team"

        if UserTeam.create user_id: current_user.id, team_role_id: @team_role.id, team_id: @team.id
          flash[:notice] = t('flash.team.created.success')
        else
          flash[:error] = t('flash.team.created.error')
        end
      end
    else
      # TODO: Add player conditional branch
    end

    redirect_to root_path
  end
end