VietTH: Implement feature search

Gemfile

@@ -70,3 +70,5 @@ gem 'sidekiq', '~> 3.4.1'
 
 
 # pagination
 # pagination
 gem 'kaminari', '~> 0.16.3'
 gem 'kaminari', '~> 0.16.3'
+
+gem 'rsolr', '~> 1.0.12'
\ No newline at end of file

Gemfile.lock

@@ -177,6 +177,8 @@ GEM
     request_store (1.1.0)
     request_store (1.1.0)
     responders (2.1.0)
     responders (2.1.0)
       railties (>= 4.2.0, < 5)
       railties (>= 4.2.0, < 5)
+    rsolr (1.0.12)
+      builder (>= 2.1.2)
     ruby_parser (3.7.0)
     ruby_parser (3.7.0)
       sexp_processor (~> 4.1)
       sexp_processor (~> 4.1)
     sass (3.4.15)
     sass (3.4.15)
@@ -259,6 +261,7 @@ DEPENDENCIES
   pry-rails (~> 0.3.4)
   pry-rails (~> 0.3.4)
   quiet_assets
   quiet_assets
   rails (= 4.2.3)
   rails (= 4.2.3)
+  rsolr (~> 1.0.12)
   sass-rails (~> 5.0)
   sass-rails (~> 5.0)
   sdoc (~> 0.4.0)
   sdoc (~> 0.4.0)
   settingslogic (~> 2.0.9)
   settingslogic (~> 2.0.9)
@@ -270,3 +273,6 @@ DEPENDENCIES
   unicorn
   unicorn
   vacuum (~> 1.3.0)
   vacuum (~> 1.3.0)
   web-console (~> 2.0)
   web-console (~> 2.0)
+
+BUNDLED WITH
+   1.10.5

app/controllers/products_controller.rb

@@ -30,6 +30,11 @@ class ProductsController < ApplicationController
     redirect_to @product
     redirect_to @product
   end
   end
 
 
+  def search
+    query = params[:query].present? ? {title: params[:query]} : '*'
+    @products = Product.search(query, page: params[:page])
+  end
+
   private
   private
   def set_product
   def set_product
     @product = Product.find_by(id: params[:id])
     @product = Product.find_by(id: params[:id])

app/models/product.rb

 class Product < ActiveRecord::Base
 class Product < ActiveRecord::Base
+  include Solr
+
   # scopes
   # scopes
   scope :recommended, ->{ self.offset(rand(self.count)).limit(Settings.limit_product_recommended) }
   scope :recommended, ->{ self.offset(rand(self.count)).limit(Settings.limit_product_recommended) }
   scope :newest, ->{ self.order(created_at: :desc).limit(Settings.limit_product_newest) }
   scope :newest, ->{ self.order(created_at: :desc).limit(Settings.limit_product_newest) }
@@ -14,4 +16,6 @@ class Product < ActiveRecord::Base
   enum product_type: %i(system amazon)
   enum product_type: %i(system amazon)
 
 
   mount_uploader :image, ImageUploader
   mount_uploader :image, ImageUploader
+
+  solr_options per_page: 2
 end
 end

app/models/solr.rb

+module Solr extend ActiveSupport::Concern
+  module ClassMethods
+    attr_accessor :solr_per_page, :solr_page, :solr_total_count
+
+    def solr_options(fields = {})
+      @solr_per_page = fields[:per_page] || 5
+    end
+
+    def search(query, options = {})
+      return unless query.is_a?(Hash)
+      @solr_page = options[:page] || 1
+
+      query = query.inject('') { |str, item| str << "#{item.first}:#{item.last}" << ' ' }
+      results = rsolr.paginate(
+        solr_page,
+        solr_per_page,
+        'select',
+        params: {q: query, fl: self.primary_key}
+      )
+
+      @solr_total_count = results['response']['numFound'].to_i
+      parse(results['response'])
+    end
+
+    def parse(results)
+      ids = results['docs'].map { |item| item[self.primary_key].to_i }
+      self.where(self.primary_key => ids)
+    end
+
+    def rsolr
+      @rsolr_service ||= RSolr.connect(url: ENV['SOLR_URL'])
+    end
+
+    def kaminari_paginate
+      Kaminari.paginate_array([], total_count: solr_total_count).page(solr_page).per(solr_per_page)
+    end
+
+  end
+end
\ No newline at end of file

app/views/layouts/_search.html.haml

-.input-group
-  %input.form-control{placeholder: "Search for..."}
+= form_tag search_products_path, method: :get do
+  .input-group
+    = text_field_tag :query, params[:query], class: 'form-control', placeholder: 'Search for title...'
     %span.input-group-btn
     %span.input-group-btn
-      %button.btn.btn-default{type: "button"} Go!
+      %button.btn.btn-default{type: "submit"} Go!
\ No newline at end of file

app/views/products/search.html.haml

+%h3.title
+  Search result for:
+  = params[:query]
+.module
+  - if @products.present?
+    #category-items.products-list-detail
+      = render @products
+      .pagination
+        = paginate @products.kaminari_paginate
\ No newline at end of file

config/application.yml

@@ -2,3 +2,5 @@
 AWS_ACCESS: AKIAJ77C4CTZOP7TUVWQ
 AWS_ACCESS: AKIAJ77C4CTZOP7TUVWQ
 AWS_SECRET: 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
 AWS_SECRET: cYJYb/MLGV0M6oi1+DjlliL1cfxmh78tKXnT6ZmX
 AWS_TAG: zigexn6400-22
 AWS_TAG: zigexn6400-22
+
+SOLR_URL: http://localhost:8080/solr/venshop
\ No newline at end of file

config/routes.rb

@@ -6,6 +6,10 @@ Rails.application.routes.draw do
     member do
     member do
       get :add_cart
       get :add_cart
     end
     end
+
+    collection do
+      get :search
+    end
   end
   end
 
 
   resources :categories
   resources :categories