Class: RailsOmnibar::Command::RecordSearch

Inherits:
Search
  • Object
show all
Defined in:
lib/rails_omnibar/command/search.rb

Overview

ActiveRecord-specific search.

Instance Attribute Summary

Attributes inherited from Base

#description, #example, #pattern, #resolver

Instance Method Summary collapse

Methods inherited from Base

#call

Constructor Details

#initialize(model:, columns: :id, pattern: nil, finder: nil, itemizer: nil, example: nil) ⇒ RecordSearch

Returns a new instance of RecordSearch.



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# File 'lib/rails_omnibar/command/search.rb', line 32

def initialize(model:, columns: :id, pattern: nil, finder: nil, itemizer: nil, example: nil)
  # casting and validations
  model = model.to_s.classify.constantize unless model.is_a?(Class)
  model < ActiveRecord::Base || raise(ArgumentError, 'model: must be a model')
  columns = Array(columns).map(&:to_s)
  columns.present? || raise(ArgumentError, 'columns: must be given')
  columns.each { |c| c.in?(model.column_names) || raise(ArgumentError, "bad column #{c}") }

  description = "Find #{model.name}"
  description += " by #{columns.join(' OR ')}" unless finder

  # default finder, uses LIKE/ILIKE for non-id columns
  finder ||= ->(q) do
    return model.none if q.blank?

    columns.inject(model.none) do |rel, col|
      rel.or(col =~ /id$/ ? model.where(col => q) :
                            model.where("#{col} #{RailsOmnibar.like} ?", "%#{q}%"))
    end
  end

  # default itemizer
  itemizer ||= ->(record) do
    {
      title: "#{record.class.name}##{record.id}",
      url:   "/#{model.model_name.route_key}/#{record.to_param}",
    }
  end

  super(
    description: description,
    example:     example,
    pattern:     pattern,
    finder:      finder,
    itemizer:    itemizer,
  )
end