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path: root/app/controllers/projects/compare_controller.rb
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require 'addressable/uri'

class Projects::CompareController < Projects::ApplicationController
  # Authorize
  before_action :require_non_empty_project
  before_action :authorize_download_code!

  def index
    @ref = Addressable::URI.unescape(params[:to])
  end

  def show
    base_ref = Addressable::URI.unescape(params[:from])
    @ref = head_ref = Addressable::URI.unescape(params[:to])

    compare_result = CompareService.new.execute(
      current_user,
      @project,
      head_ref,
      @project,
      base_ref
    )

    @commits = compare_result.commits
    @diffs = compare_result.diffs
    @commit = @commits.last
    @line_notes = []
  end

  def create
    redirect_to namespace_project_compare_path(@project.namespace, @project,
                                               params[:from], params[:to])
  end
end