class UnitsController < ApplicationController
  layout 'body_tracking'
  menu_item :body_trackers

  include Concerns::Finders

  before_action :find_project_by_project_id, only: [:index, :create]
  before_action :find_unit, only: [:destroy]
  before_action :authorize

  def index
    @unit = @project.units.new
    @units = @project.units
  end

  def create
    @unit = @project.units.new(unit_params)
    if @unit.save
      flash[:notice] = 'Created new unit'
      redirect_to project_units_url(@project)
    else
      @units = @project.units
      render :index
    end
  end

  def destroy
    if @unit.destroy
      flash[:notice] = 'Deleted unit'
    end
    redirect_to project_units_url(@project)
  end

  private

  def unit_params
    params.require(:unit).permit(
      :name,
      :shortname
    )
  end
end