app/controllers/binda/field_groups_controller.rb
require_dependency "binda/application_controller"
module Binda
class FieldGroupsController < ApplicationController
before_action :set_structure
before_action :set_field_group, only: [:show, :edit, :update, :destroy, :add_field_setting]
def index
redirect_to structure_field_group_path( @structure.slug )
end
def show
redirect_to action: :edit
end
def new
@field_group = @structure.field_groups.build()
end
def edit
end
def create
@field_group = @structure.field_groups.build(field_group_params)
if @field_group.save
reset_field_settings_cache
redirect_to structure_field_group_path( @structure.slug, @field_group.slug ), notice: 'Field group was successfully created.'
else
redirect_to new_structure_field_group_path( @structure.slug ), flash: { alert: @field_group.errors }
end
end
def update
# Add nested classes
add_new_choices
check_if_needs_to_update_choices
# Update the other ones
if @field_group.update(field_group_params)
reset_field_settings_cache
redirect_to structure_field_group_path( @structure.slug, @field_group.slug ), notice: 'Field group was successfully updated.'
else
redirect_to edit_structure_field_group_path( @structure.slug, @field_group.slug ), flash: { alert: @field_group.errors }
end
end
def destroy
@field_group.destroy!
reset_field_settings_cache
if params[:isAjax]
render json: { target_id: params[:target_id] }, status: 200
else
redirect_to structure_path( @structure.slug ), notice: 'Field group was successfully destroyed along with all dependents.'
end
end
def sort
params[:field_group].each_with_index do |id, i|
FieldGroup.find( id ).update_column('position', i+1) # use update_column to skip callbacks (which leads to huge useless memory consumption)
end
render json: { id: "##{params[:id]}" }, status: 200
end
def sort_field_settings
sort_field_setting_by(params["form--list-item"])
render json: { id: "##{params[:id]}" }, status: 200
end
def add_field_setting
# We set some default values in order to be able to save the field setting
# (if field setting isn't save it makes impossible to sort the order)
# TODO params should be passed into a permit method
@field_setting = FieldSetting.new(
name: "#{I18n.t('binda.field_setting.new')}",
field_group_id: @field_group.id,
field_type: 'string',
ancestry: params[:ancestry]
)
@field_setting.save!
render 'binda/field_groups/_form_new_item', layout: false
end
private
# Use callbacks to share common setup or constraints between actions.
def set_structure
@structure = Structure.friendly.find( params[:structure_id] )
end
def set_field_group
@field_group = FieldGroup.friendly.find(params[:id])
end
# Only allow a trusted parameter "white list" through.
def field_group_params
params.require(:field_group).permit(
:name, :slug, :description, :position, :layout, :structure_id, field_settings_attributes: [
:id, :field_group_id, :field_setting_id, :name, :slug, :description, :field_type, :position, :required, :read_only, :default_text, :ancestry, :default_choice_id, :allow_null, accepted_structure_ids: [], choices: [], choices_attributes: [
:id, :field_setting_id, :label, :value
]
]
)
end
def new_params
params.require(:field_group).permit(
new_field_settings: [
:id, :field_group_id, :field_setting_id, :name, :slug, :description, :field_type, :position, :required, :read_only, :ancestry, :default_choice_id, :allow_null, choices: []
],
new_choices: [
:id, :field_setting_id, :label, :value
]
)
end
def reset_field_settings_cache
FieldSetting.reset_field_settings_array
end
def add_new_choices
# Create new fields if any
return if new_params[:new_choices].nil?
new_params[:new_choices].each do |choice|
next if choice[:label].blank? || choice[:value].blank?
create_new_choice choice
end
end
# Create new choice (depends directly from add_new_choice method)
def create_new_choice choice
new_choice = Choice.create( choice )
unless new_choice
return redirect_to edit_structure_field_group_path( @structure.slug, @field_group.slug ), flash: { error: new_choice.errors }
end
end
def check_if_needs_to_update_choices
return if field_group_params[:field_settings_attributes].nil?
field_group_params[:field_settings_attributes].each do |_, field_setting_params|
next if field_setting_params[:choices_attributes].nil?
update_field_setting_choices field_setting_params
end
end
def update_field_setting_choices field_setting_params
field_setting_params[:choices_attributes].each do |_, choice_params|
choice = Choice.find(choice_params[:id])
unless choice.update(choice_params)
return redirect_to edit_structure_field_group_path( @structure.slug, @field_group.slug ), flash: { error: choice.errors }
end
end
end
# Sort field settings following the order with which are listed in the array provided as a argument.
#
# @param field_settings [Array] the list of ids of the field settings
def sort_field_setting_by(field_settings)
field_settings.each_with_index do |id, i|
FieldSetting.find( id ).update_column('position', i+1)
end
end
end
end