scinote-web/app/models/step.rb

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class Step < ApplicationRecord
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include SearchableModel
include SearchableByNameModel
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include TinyMceImages
include ViewableModel
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auto_strip_attributes :name, :description, nullify: false
validates :name,
presence: true,
length: { maximum: Constants::NAME_MAX_LENGTH }
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validates :description, length: { maximum: Constants::RICH_TEXT_MAX_LENGTH }
validates :position, presence: true
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validates :completed, inclusion: { in: [true, false] }
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validates :user, :protocol, presence: true
validates :completed_on, presence: true, if: proc { |s| s.completed? }
validates :position, uniqueness: { scope: :protocol }, if: :position_changed?
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before_validation :set_completed_on, if: :completed_changed?
before_save :set_last_modified_by
before_destroy :cascade_before_destroy
after_destroy :adjust_positions_after_destroy
belongs_to :user, inverse_of: :steps
belongs_to :last_modified_by, foreign_key: 'last_modified_by_id', class_name: 'User', optional: true
belongs_to :protocol, inverse_of: :steps, touch: true
has_many :checklists, inverse_of: :step, dependent: :destroy
has_many :step_comments, foreign_key: :associated_id, dependent: :destroy
has_many :step_assets, inverse_of: :step, dependent: :destroy
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has_many :assets, through: :step_assets
has_many :step_tables, inverse_of: :step, dependent: :destroy
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has_many :tables, through: :step_tables
has_many :report_elements, inverse_of: :step, dependent: :destroy
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accepts_nested_attributes_for :checklists,
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reject_if: :all_blank,
allow_destroy: true
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accepts_nested_attributes_for :assets,
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reject_if: :all_blank,
allow_destroy: true
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accepts_nested_attributes_for :tables,
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reject_if: proc { |attributes|
attributes['contents'].blank?
},
allow_destroy: true
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def self.search(user,
include_archived,
query = nil,
page = 1,
_current_team = nil,
options = {})
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protocol_ids =
Protocol
.search(user, include_archived, nil, Constants::SEARCH_NO_LIMIT)
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.pluck(:id)
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new_query = Step
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.distinct
.where('steps.protocol_id IN (?)', protocol_ids)
.where_attributes_like([:name, :description], query, options)
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# Show all results if needed
if page == Constants::SEARCH_NO_LIMIT
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new_query
else
new_query
.limit(Constants::SEARCH_LIMIT)
.offset((page - 1) * Constants::SEARCH_LIMIT)
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end
end
def default_view_state
{ 'assets' => { 'sort' => 'new' } }
end
def validate_view_state(view_state)
unless %w(new old atoz ztoa).include?(view_state.state.dig('assets', 'sort'))
view_state.errors.add(:state, :wrong_state)
end
end
def self.viewable_by_user(user, teams)
where(protocol: Protocol.viewable_by_user(user, teams))
end
def can_destroy?
!assets.map(&:locked?).any?
end
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def my_module
protocol.present? ? protocol.my_module : nil
end
def position_plus_one
position + 1
end
def last_comments(last_id = 1, per_page = Constants::COMMENTS_SEARCH_LIMIT)
last_id = Constants::INFINITY if last_id <= 1
comments = StepComment.joins(:step)
.where(steps: { id: id })
.where('comments.id < ?', last_id)
.order(created_at: :desc)
.limit(per_page)
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comments.reverse
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end
def save(current_user=nil)
@current_user = current_user
super()
end
def space_taken
st = 0
assets.each do |asset|
st += asset.estimated_size
end
st
end
def asset_position(asset)
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assets.order(:updated_at).each_with_index do |step_asset, i|
return { count: assets.count, pos: i } if asset.id == step_asset.id
end
end
def move_up
return if position.zero?
move_in_protocol(:up)
end
def move_down
return if position == protocol.steps.count - 1
move_in_protocol(:down)
end
private
def move_in_protocol(direction)
transaction do
re_index_following_steps
case direction
when :up
new_position = position - 1
when :down
new_position = position + 1
else
return
end
step_to_swap = protocol.steps.find_by(position: new_position)
position_to_swap = position
if step_to_swap
step_to_swap.update!(position: -1)
update!(position: new_position)
step_to_swap.update!(position: position_to_swap)
else
update!(position: new_position)
end
end
end
def adjust_positions_after_destroy
re_index_following_steps
protocol.steps.where('position > ?', position).order(:position).each do |step|
step.update!(position: step.position - 1)
end
end
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def re_index_following_steps
steps = protocol.steps.where(position: position..).order(:position).where.not(id: id)
i = position
steps.each do |step|
i += 1
step.position = i
end
steps.reverse_each do |step|
step.save! if step.position_changed?
end
end
def cascade_before_destroy
assets.each(&:destroy)
tables.each(&:destroy)
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end
def set_completed_on
return if completed? && completed_on.present?
self.completed_on = completed? ? DateTime.now : nil
end
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def set_last_modified_by
if @current_user&.is_a?(User)
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self.tables.each do |t|
t.created_by ||= @current_user
t.last_modified_by = @current_user if t.changed?
end
self.assets.each do |a|
a.created_by ||= @current_user
a.last_modified_by = @current_user if a.changed?
end
self.checklists.each do |checklist|
checklist.created_by ||= @current_user
checklist.last_modified_by = @current_user if checklist.changed?
checklist.checklist_items.each do |checklist_item|
checklist_item.created_by ||= @current_user
checklist_item.last_modified_by = @current_user if checklist_item.changed?
end
end
end
end
end