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module Chouette
class JourneyPattern < Chouette::TridentActiveRecord
include ChecksumSupport
include JourneyPatternRestrictions
include ObjectidSupport
# FIXME http://jira.codehaus.org/browse/JRUBY-6358
self.primary_key = "id"
belongs_to :route
has_many :vehicle_journeys, :dependent => :destroy
has_many :vehicle_journey_at_stops, :through => :vehicle_journeys
has_and_belongs_to_many :stop_points, -> { order("stop_points.position") }, :before_add => :vjas_add, :before_remove => :vjas_remove, :after_add => :shortcuts_update_for_add, :after_remove => :shortcuts_update_for_remove
has_many :stop_areas, through: :stop_points
has_many :journey_pattern_sections
has_many :route_sections, through: :journey_pattern_sections, dependent: :destroy
validates_presence_of :route
validates_presence_of :name
#validates :stop_points, length: { minimum: 2, too_short: :minimum }, on: :update
enum section_status: { todo: 0, completed: 1, control: 2 }
attr_accessor :control_checked
after_update :control_route_sections, :unless => "control_checked"
def local_id
"IBOO-#{self.referential.id}-#{self.route.line.get_objectid.local_id}-#{self.id}"
end
def checksum_attributes
values = self.slice(*['name', 'published_name', 'registration_number']).values
values << self.stop_points.map(&:stop_area).map(&:user_objectid)
values.flatten
end
def self.state_update route, state
transaction do
state.each do |item|
item.delete('errors')
jp = find_by(objectid: item['object_id']) || state_create_instance(route, item)
next if item['deletable'] && jp.persisted? && jp.destroy
# Update attributes and stop_points associations
jp.update_attributes(state_permited_attributes(item)) unless item['new_record']
jp.state_stop_points_update(item) if !jp.errors.any? && jp.persisted?
item['errors'] = jp.errors if jp.errors.any?
end
if state.any? {|item| item['errors']}
state.map {|item| item.delete('object_id') if item['new_record']}
raise ::ActiveRecord::Rollback
end
end
state.map {|item| item.delete('new_record')}
state.delete_if {|item| item['deletable']}
end
def self.state_permited_attributes item
{
name: item['name'],
published_name: item['published_name'],
registration_number: item['registration_number']
}
end
def self.state_create_instance route, item
# Flag new record, so we can unset object_id if transaction rollback
jp = route.journey_patterns.create(state_permited_attributes(item))
# FIXME
# DefaultAttributesSupport will trigger some weird validation on after save
# wich will call to valid?, wich will populate errors
# In this case, we mark jp to be valid if persisted? return true
jp.errors.clear if jp.persisted?
item['object_id'] = jp.objectid
item['new_record'] = true
jp
end
def state_stop_points_update item
item['stop_points'].each do |sp|
exist = stop_area_ids.include?(sp['id'])
next if exist && sp['checked']
stop_point = route.stop_points.find_by(stop_area_id: sp['id'])
if !exist && sp['checked']
stop_points << stop_point
end
if exist && !sp['checked']
stop_points.delete(stop_point)
end
end
end
# TODO: this a workarround
# otherwise, we loose the first stop_point
# when creating a new journey_pattern
def special_update
bck_sp = self.stop_points.map {|s| s}
self.update_attributes :stop_points => []
self.update_attributes :stop_points => bck_sp
end
def departure_stop_point
return unless departure_stop_point_id
Chouette::StopPoint.find( departure_stop_point_id)
end
def arrival_stop_point
return unless arrival_stop_point_id
Chouette::StopPoint.find( arrival_stop_point_id)
end
def shortcuts_update_for_add( stop_point)
stop_points << stop_point unless stop_points.include?( stop_point)
ordered_stop_points = stop_points
ordered_stop_points = ordered_stop_points.sort { |a,b| a.position <=> b.position} unless ordered_stop_points.empty?
self.update_attributes( :departure_stop_point_id => (ordered_stop_points.first && ordered_stop_points.first.id),
:arrival_stop_point_id => (ordered_stop_points.last && ordered_stop_points.last.id))
end
def shortcuts_update_for_remove( stop_point)
stop_points.delete( stop_point) if stop_points.include?( stop_point)
ordered_stop_points = stop_points
ordered_stop_points = ordered_stop_points.sort { |a,b| a.position <=> b.position} unless ordered_stop_points.empty?
self.update_attributes( :departure_stop_point_id => (ordered_stop_points.first && ordered_stop_points.first.id),
:arrival_stop_point_id => (ordered_stop_points.last && ordered_stop_points.last.id))
end
def vjas_add( stop_point)
return if new_record?
vehicle_journeys.each do |vj|
vjas = vj.vehicle_journey_at_stops.create :stop_point_id => stop_point.id
end
end
def vjas_remove( stop_point)
return if new_record?
vehicle_journey_at_stops.where( :stop_point_id => stop_point.id).each do |vjas|
vjas.destroy
end
end
def control_route_sections
stop_area_ids = self.stop_points.map(&:stop_area_id)
control_route_sections_by_stop_areas(stop_area_ids)
end
def control_route_sections_by_stop_areas(stop_area_ids)
journey_pattern_section_all
i = 0
to_control = false
stop_area_ids.each_cons(2) do |a|
jps = @route_sections_orders[i]
i += 1
unless jps
to_control = true
next
end
unless [jps.route_section.departure.id, jps.route_section.arrival.id] == a
jps.destroy
to_control = true
end
end
self.control_checked = true
to_control ? self.control! : self.completed!
end
protected
def journey_pattern_section_all
@route_sections_orders = {}
self.journey_pattern_sections.all.map do |journey_pattern_section|
@route_sections_orders[journey_pattern_section.rank] = journey_pattern_section
end
end
end
end
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