debian-mirror-gitlab/elasticsearch-model/examples/activerecord_mapping_completion.rb
2020-03-13 15:44:24 +05:30

69 lines
1.6 KiB
Ruby

require 'ansi'
require 'active_record'
require 'elasticsearch/model'
ActiveRecord::Base.logger = ActiveSupport::Logger.new(STDOUT)
ActiveRecord::Base.establish_connection( adapter: 'sqlite3', database: ":memory:" )
ActiveRecord::Schema.define(version: 1) do
create_table :articles do |t|
t.string :title
t.date :published_at
t.timestamps
end
end
class Article < ActiveRecord::Base
include Elasticsearch::Model
include Elasticsearch::Model::Callbacks
mapping do
indexes :title, type: 'text' do
indexes :suggest, type: 'completion'
end
indexes :url, type: 'keyword'
end
def as_indexed_json(options={})
as_json.merge 'url' => "/articles/#{id}"
end
end
Article.__elasticsearch__.client = Elasticsearch::Client.new log: true
# Create index
Article.__elasticsearch__.create_index! force: true
# Store data
Article.delete_all
Article.create title: 'Foo'
Article.create title: 'Bar'
Article.create title: 'Foo Foo'
Article.__elasticsearch__.refresh_index!
# Search and suggest
response_1 = Article.search 'foo';
puts "Article search:".ansi(:bold),
response_1.to_a.map { |d| "Title: #{d.title}" }.inspect.ansi(:bold, :yellow)
response_2 = Article.search \
query: {
match: { title: 'foo' }
},
suggest: {
articles: {
text: 'foo',
completion: { field: 'title.suggest' }
}
},
_source: ['title', 'url']
puts "Article search with suggest:".ansi(:bold),
response_2.response['suggest']['articles'].first['options'].map { |d| "#{d['text']} -> #{d['_source']['url']}" }.
inspect.ansi(:bold, :blue)
require 'pry'; binding.pry;