class Praxis::Extensions::AttributeFiltering::FilterTreeNode
Attributes
Public Class Methods
Source
# File lib/praxis/extensions/attribute_filtering/filter_tree_node.rb, line 10 def initialize(parsed_filters, path: []) @path = path # Array that marks the tree 'path' to this node (with respect to the absolute root) @conditions = [] # Conditions to apply directly to this node @children = {} # Hash with a new NodeTree object value, keyed by name children_data = {} # Hash with keys as names of the first level component of the children nodes (and values as array of matching filters) parsed_filters.map do |hash| *components = hash[:name].to_s.split('.') next if components.empty? if components.size == 1 @conditions << hash.slice(:name, :op, :value, :fuzzy, :node_object) else children_data[components.first] ||= [] children_data[components.first] << hash end end # An array of FilterTreeNodes corresponding to each children @children = children_data.each_with_object({}) do |(name, arr), hash| sub_filters = arr.map do |item| _parent, *rest = item[:name].to_s.split('.') item.merge(name: rest.join('.')) end hash[name] = self.class.new(sub_filters, path: path + [name]) end end
Parsed_filters is an Array of {name: X, op: Y, value: Z} … exactly the format of the FilteringParams.load
method