Module: LiveRecord::BaseChannel::SearchAdapters::ActiveRecordDefaultAdapter

Defined in:
app/channels/live_record/base_channel/search_adapters.rb

Class Method Summary collapse

Class Method Details

.mapped_active_record_relation(**args) ⇒ Object 



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# File 'app/channels/live_record/base_channel/search_adapters.rb', line 25

def self.mapped_active_record_relation(**args)
  model_class = args.fetch(:model_class)
  conditions_hash = args.fetch(:conditions_hash)
  current_user = args.fetch(:current_user)

  current_active_record_relation = model_class.all
  queryable_attributes = LiveRecord::BaseChannel::Helpers.queryable_attributes(model_class, current_user)

  conditions_hash.each do |key, value|
    operator = key.split('_').last
    # to get attribute_name, we subtract the end part of the string with size of operator substring; i.e.: created_at_lteq -> created_at
    attribute_name = key[0..(-1 - operator.size - 1)]

    if queryable_attributes.include?(attribute_name)
      case operator
      when 'eq'
        current_active_record_relation = current_active_record_relation.where(attribute_name => value)
      when 'not_eq'
        current_active_record_relation = current_active_record_relation.where.not(attribute_name => value)
      when 'gt'
        current_active_record_relation = current_active_record_relation.where(model_class.arel_table[attribute_name].gt(value))
      when 'gteq'
        current_active_record_relation = current_active_record_relation.where(model_class.arel_table[attribute_name].gteq(value))
      when 'lt'
        current_active_record_relation = current_active_record_relation.where(model_class.arel_table[attribute_name].lt(value))
      when 'lteq'
        current_active_record_relation = current_active_record_relation.where(model_class.arel_table[attribute_name].lteq(value))
      when 'in'
        current_active_record_relation = current_active_record_relation.where(attribute_name => Array.wrap(value))
      when 'not_in'
        current_active_record_relation = current_active_record_relation.where.not(attribute_name => Array.wrap(value))
      when 'matches'
        current_active_record_relation = current_active_record_relation.where("#{attribute_name} LIKE ?", value)
      when 'does_not_match'
        current_active_record_relation = current_active_record_relation.where("#{attribute_name} NOT LIKE ?", value)
      end
    end
  end

  current_active_record_relation
end