# frozen_string_literal: true

module AccessPermissions
  class ExperimentsController < ApplicationController
    before_action :set_project
    before_action :set_experiment
    before_action :check_read_permissions, only: %i(show)
    before_action :check_manage_permissions, only: %i(edit update destroy)

    def show
      respond_to do |format|
        format.json
      end
    end

    def edit
      respond_to do |format|
        format.json
      end
    end

    def update
      @experiment_member = ExperimentMember.new(current_user, @experiment, @project)
      @experiment_member.update(permitted_update_params)

      respond_to do |format|
        format.json do
          render :experiment_member
        end
      end
    end

    def destroy
      user = @experiment.users.find(params[:user_id])
      experiment_member = ExperimentMember.new(current_user, @experiment, @project, user)

      respond_to do |format|
        if experiment_member.destroy
          format.json do
            render(
              json: {
                flash:
                  t(
                    'access_permissions.destroy.success',
                    member_name: user.full_name, resource: Experiment.model_name.human.downcase
                  )
              },
              status: :ok
            )
          end
        else
          format.json do
            render json: { flash: t('access_permissions.destroy.failure') },
                   status: :unprocessable_entity
          end
        end
      end
    end

    private

    def permitted_update_params
      params.require(:experiment_member)
            .permit(%i(user_role_id user_id))
    end

    def set_project
      @project = current_team.projects.find_by(id: params[:project_id])

      render_404 unless @project
    end

    def set_experiment
      @experiment = @project.experiments.includes(user_assignments: %i(user user_role)).find_by(id: params[:id])

      render_404 unless @experiment
    end

    def check_manage_permissions
      render_403 unless can_manage_experiment_users?(@experiment)
    end

    def check_read_permissions
      render_403 unless can_read_experiment?(@experiment)
    end
  end
end