Add search by multiple keyboard layouts

Gemfile.lock

@@ -517,7 +517,7 @@ GEM
       redis (~> 3.0, >= 3.0.4)
     responders (2.1.0)
       railties (>= 4.2.0, < 5)
-    riddle (2.1.0)
+    riddle (2.4.0)
     role_block_haml (0.2.4)
       haml (~> 4.0)
     route_downcaser (1.1.4)
@@ -674,4 +674,4 @@ DEPENDENCIES
   whenever
 
 BUNDLED WITH
-   1.16.1
+   1.16.6

app/controllers/search_controller.rb

@@ -1,18 +1,16 @@
+# frozen_string_literal: true
+
 class SearchController < ApplicationController
   before_action :define_hub_ids
 
-  def pub_types
-    [ Recipe, Post, Blog, Page, Interview ]
-  end
-
   def autocomplete
     @squery   = params[:term].to_s.strip
     to_search = Riddle::Query.escape @squery
 
     res = ThinkingSphinx.search(
       to_search,
       star: true,
-      classes: pub_types,
+      classes: SearchService::PUBLICATION_TYPES,
       field_weights: {
         title: 10,
         content: 5
@@ -24,21 +22,23 @@ def autocomplete
   end
 
   def search
-    @squery   = params[:squery].to_s.strip
-    to_search = Riddle::Query.escape @squery
+    search_service = SearchService.call(params[:squery], @hub_ids, params)
 
-    @pubs = if @hub_ids.blank?
-      ThinkingSphinx.search(to_search, star: true, classes: pub_types, sql: { include: :hub }).pagination(params)
-    else
-      ThinkingSphinx.search(to_search, star: true, classes: pub_types, sql: { include: :hub }, with: { hub_id: @hub_ids }).pagination(params)
-    end
+    @pubs = search_service.search_result
+    @multiple_keyboard_layouts = search_service.multiple_keyboard_layouts
 
     @search_results_size  = @pubs.size
     @search_results_count = @pubs.count
 
     render layout: 'ok2/layouts/application', template: 'ok2/search/index'
   end
 
+  def multiple_keyboard_layouts?
+    @multiple_keyboard_layouts
+  end
+
+  helper_method :multiple_keyboard_layouts?
+
   private
 
   def define_hub_ids
@@ -54,5 +54,4 @@ def define_hub_ids
       @hub_ids << post_hub.self_and_descendants.select(:id).map(&:id).uniq
     end
   end
-
 end

app/services/search_service.rb

@@ -0,0 +1,74 @@
+# frozen_string_literal: true
+
+module SearchService
+  PUBLICATION_TYPES = [
+    Recipe, Post, Blog, Page, Interview
+  ].freeze
+
+  LOWERCASE_DICTIONARY = {
+    'q' => 'й', 'w' => 'ц', 'e' => 'у', 'r' => 'к',
+    't' => 'е', 'y' => 'н', 'u' => 'г', 'i' => 'ш',
+    'o' => 'щ', 'p' => 'з', 'a' => 'ф', 's' => 'ы',
+    'd' => 'в', 'f' => 'а', 'g' => 'п', 'h' => 'р',
+    'j' => 'о', 'k' => 'л', 'l' => 'д', ';' => 'ж',
+    "'" => 'э', 'z' => 'я', 'x' => 'ч', 'c' => 'с',
+    'v' => 'м', 'b' => 'и', 'n' => 'т', 'm' => 'ь',
+    ',' => 'б', '.' => 'ю'
+  }.freeze
+
+  UPPERCASE_DICTIONARY = {
+    'Q' => 'Й', 'W' => 'Ц', 'E' => 'У', 'R' => 'К',
+    'T' => 'Е', 'Y' => 'Н', 'U' => 'Г', 'I' => 'Ш',
+    'O' => 'Щ', 'P' => 'З', 'A' => 'Ф', 'S' => 'Ы',
+    'D' => 'В', 'F' => 'А', 'G' => 'П', 'H' => 'Р',
+    'J' => 'О', 'K' => 'Л', 'L' => 'Д', ':' => 'Ж',
+    '"' => 'Э', 'Z' => 'Я', 'X' => 'Ч', 'С' => 'С',
+    'V' => 'М', 'B' => 'И', 'N' => 'Т', 'M' => 'Ь',
+    '<' => 'Б', '>' => 'Ю'
+  }.freeze
+
+  def call(query, hub_ids, params)
+    query = query.to_s.strip
+    riddle_query = Riddle::Query.escape(query)
+
+    search_result = if hub_ids.blank?
+                      ThinkingSphinx.search(riddle_query, star: true, classes: PUBLICATION_TYPES, sql: { include: :hub }).pagination(params)
+                    else
+                      ThinkingSphinx.search(riddle_query, star: true, classes: PUBLICATION_TYPES, sql: { include: :hub }, with: { hub_id: hub_ids }).pagination(params)
+    end
+
+    if search_result.blank?
+      OpenStruct.new(search_result: search_by_multiple_keyboard_layouts(query, params), multiple_keyboard_layouts: true)
+    else
+      OpenStruct.new(search_result: search_result, multiple_keyboard_layouts: false)
+    end
+  end
+
+  module_function :call
+
+  def convert_to_another_keyboard_layout(query)
+    search_query = []
+
+    query.each_char do |char|
+      search_query.push(dictionary[char])
+    end
+
+    search_query.join
+  end
+
+  module_function :convert_to_another_keyboard_layout
+
+  private
+
+  def search_by_multiple_keyboard_layouts(query, params)
+    ThinkingSphinx.search(Riddle::Query.escape(convert_to_another_keyboard_layout(query)), star: true, classes: PUBLICATION_TYPES, sql: { include: :hub }).pagination(params)
+  end
+
+  module_function :search_by_multiple_keyboard_layouts
+
+  def dictionary
+    LOWERCASE_DICTIONARY.merge(UPPERCASE_DICTIONARY)
+  end
+
+  module_function :dictionary
+end

app/views/ok2/search/index.html.slim

@@ -8,7 +8,10 @@
     h1.tac.fs30.fwn.i.pt20.pb15.ffg(style='color:#024e9f')
       | Поиск:
       '
-      = @squery
+      - if multiple_keyboard_layouts? && @pubs.present?
+        = SearchService.convert_to_another_keyboard_layout(params[:squery].to_s.strip)
+      - else
+        = params[:squery]
 
 -# MAIN CONTENT
 - if @pubs.blank?