ADD get project_categories api

app/controllers/project_categories_controller.rb

@@ -0,0 +1,5 @@
+class ProjectCategoriesController < ApplicationController
+  def index
+    @project_categories = ProjectCategory.search(params[:name]).without_content
+  end
+end

app/models/concerns/projectable.rb

@@ -1,8 +1,13 @@
-module ProjectAble
+module Projectable
   extend ActiveSupport::Concern
 
   included do
     has_many :projects, -> { order(position: :asc) }
+
+    scope :without_content, -> { select(column_names - ['content'])}
+    scope :search, lambda { |keywords|
+      where("name LIKE ?", "%#{keywords.split(" ").join('|')}%") unless keywords.blank?
+    }
   end
 
   module ClassMethods

app/models/project_category.rb

@@ -1,5 +1,5 @@
 class ProjectCategory < ApplicationRecord
-  include ProjectAble
+  include Projectable
   has_ancestry
 
 end

app/models/project_language.rb

@@ -1,3 +1,3 @@
 class ProjectLanguage < ApplicationRecord
-  include ProjectAble
+  include Projectable
 end

app/views/project_categories/index.json.jbuilder

@@ -0,0 +1 @@
+json.project_categories @project_categories, :id, :name

config/routes.rb

@@ -1,5 +1,4 @@
 Rails.application.routes.draw do
-
   require 'sidekiq/web'
   require 'admin_constraint'
   mount Sidekiq::Web => '/sidekiq', :constraints => AdminConstraint.new
@@ -23,6 +22,8 @@ Rails.application.routes.draw do
     put    'commons/unhidden',    to: 'commons#unhidden'
     delete 'commons/delete',      to: 'commons#delete'
 
+    resources :project_categories, only: [:index, :show]
+
     # resources :memos do
     #   member do
     #     post :sticky_or_cancel