refactoring of "abstract" search controller

app/controllers/tiss_crawler_controller.rb

@@ -1,28 +1,51 @@
 class TissCrawlerController < ApplicationController
 
+  # self designed lib to call the Tiss API
   require 'tiss/tiss_crawler'
 
-  def index
-  end
+  def search
+    # search context like 'People', 'Courses', etc is mandatory
+    $search_context = params[:search_context]
 
-  def people_search
+    # evaluate the proper action regarding to the $search_context
+    case $search_context
+    when 'People'
+      # redirect to people_show_basic, propagate the search_term
+      redirect_to :action => 'people_show_basic', :search_term => params[:search_term]
+    when 'Courses'
+    when 'Theses'
+    when 'Projects'
+    else
+      puts 'Undefined search context'
+    end
   end
 
   def people_show_basic
     params[:api] = '/api/person/v22/psuche'
     params[:search_parameter] = 'q'
+    puts params[:search_context]
+
+    # TissCrawler performs general search over the available people
     @people = TissCrawler.search(params)
   end
 
   def person_show_detail
     params[:api] = '/api/person/v22/id/'
+
+    # TissCrawler fetches the person's detail information
     @person = TissCrawler.get_details(params)
+    # Host is needed for image rendering
     @host = TissCrawler.get_host
   end
 
   def person_add_to_fav
     puts params[:tiss_id]
-    person = FavoritePerson.create(tiss_id: params[:tiss_id])
+    # create stores the object to the db after creation
+    FavoritePerson.create(tiss_id: params[:tiss_id])
+    # redirect and respond with success message
+    respond_to do |format|
+      format.html { redirect_to favorites_favorite_person_index_url, notice: 'Favorite person stored' }
+    end
   end
 
 end