module Hyrax
  class Admin::CollectionTypesController < ApplicationController
    before_action do
      authorize! :manage, :collection_types
    end
    before_action :set_collection_type, only: [:edit, :update, :destroy]

    with_themed_layout 'dashboard'
    class_attribute :form_class
    self.form_class = Hyrax::Forms::Admin::CollectionTypeForm
    load_resource class: Hyrax::CollectionType, except: [:index, :show, :create], instance_name: :collection_type

    def index
      # TODO: How do we know if a collection_type has existing collections?
      # Will that be a property on @collection_types here?
      @collection_types = Hyrax::CollectionType.all
      add_common_breadcrumbs
    end

    def new
      setup_form
      add_common_breadcrumbs
      add_breadcrumb t(:'hyrax.admin.collection_types.new.header'), hyrax.new_admin_collection_type_path
    end

    def create
      @collection_type = Hyrax::CollectionType.new(collection_type_params)
      if @collection_type.save
        Hyrax::CollectionTypes::CreateService.add_default_participants(@collection_type.id)
        redirect_to hyrax.edit_admin_collection_type_path(@collection_type), notice: t(:'hyrax.admin.collection_types.create.notification', name: @collection_type.title)
      else
        report_error_msg
        setup_form
        add_common_breadcrumbs
        add_breadcrumb t(:'hyrax.admin.collection_types.new.header'), hyrax.new_admin_collection_type_path
        render :new
      end
    end

    def edit
      setup_form
      setup_participants_form
      add_common_breadcrumbs
      add_breadcrumb t(:'hyrax.admin.collection_types.edit.header'), hyrax.edit_admin_collection_type_path
    end

    def update
      if @collection_type.update(collection_type_params)
        redirect_to update_referer, notice: t(:'hyrax.admin.collection_types.update.notification', name: @collection_type.title)
      else
        setup_form
        add_common_breadcrumbs
        add_breadcrumb t(:'hyrax.admin.collection_types.edit.header'), hyrax.edit_admin_collection_type_path
        render :edit
      end
    end

    def destroy
      if @collection_type.destroy
        redirect_to hyrax.admin_collection_types_path, notice: t(:'hyrax.admin.collection_types.delete.notification', name: @collection_type.title)
      else
        redirect_to hyrax.admin_collection_types_path, alert: @collection_type.errors.full_messages.to_sentence
      end
    end

    private

      def report_error_msg
        error_msg = @collection_type.errors.messages
        msg = 'Save was not successful because '
        error_msg.each { |k, v| msg << k.to_s + ' ' + v.join(', ') + ', and ' }
        msg.chomp!(', and ')
        msg << '.'
        flash[:error] = msg
      end

      def update_referer
        hyrax.edit_admin_collection_type_path(@collection_type) + (params[:referer_anchor] || '')
      end

      def add_common_breadcrumbs
        add_breadcrumb t(:'hyrax.controls.home'), root_path
        add_breadcrumb t(:'hyrax.dashboard.breadcrumbs.admin'), hyrax.dashboard_path
        add_breadcrumb t(:'hyrax.admin.sidebar.configuration'), '#'
        add_breadcrumb t(:'hyrax.admin.collection_types.index.breadcrumb'), hyrax.admin_collection_types_path
      end

      # initialize the form object
      def form
        @form ||= form_class.new(collection_type: @collection_type)
      end
      alias setup_form form

      def setup_participants_form
        @collection_type_participant = Hyrax::Forms::Admin::CollectionTypeParticipantForm.new(collection_type_participant: @collection_type.collection_type_participants.build)
      end

      def set_collection_type
        @collection_type = Hyrax::CollectionType.find(params[:id])
      end

      def collection_type_params
        params.require(:collection_type).permit(:title, :description, :nestable, :brandable, :discoverable, :sharable, :share_applies_to_new_works,
                                                :allow_multiple_membership, :require_membership, :assigns_workflow, :assigns_visibility, :badge_color)
      end
  end
end