require 'rubygems'
 require 'sinatra'
 require 'sinatra/json'
 require 'uri'
 require 'active_record'

 ActiveRecord::Base.establish_connection(
   :adapter => 'sqlite3',
   :database =>  'contacts.sqlite'
 )

 class Contact < ActiveRecord::Base
 end

 get '/contacts' do
   @contacts = Contact.all
   @response_message = {data: @contacts, success: true, status: 200}
   json @response_message
 end

 get '/contacts/:name' do
   @name = params['name']
   @contact = Contact.where(name: @name).first
   @response_message = {data: [@contact], success: true, status: 200}
   json @response_message
 end

 post '/contacts/new' do
   @data = JSON.parse(request.body.read)['data']
   puts @data.inspect
   if @data['name'] and @data['link'] then
     @contact = Contact.new(name: @data['name'], link: @data['link'])
     @contact.save
   end
   @response_message = { "message": "Kontakt #{@data['name']} erstellt." }
   json @response_message
 end

 delete '/contacts/:id' do
   @id = params['id']
   @contact = Contact.find_by_id(@id)
   if @contact then
     Contact.delete(@contact.id)
     @response_message = { "message": "Kontakt id = #{@contact.id} gelöscht." }
   else
     @response_message = { "message": "Kontakt id = #{@contact.id} nicht gefunden." }
   end
   json @response_message
 end

 options '/' do
   # Aktuell unterstützte HTTP Verben
   response.headers["Allow"] = "HEAD,GET,POST,DELETE,OPTIONS"
   204
 end