require "uri"
require "net/http"
class Admin::RegisterApiController < ApplicationController
	def register
		response = {}
		response["success"] = false
		domain = params[:site_domain]
		email = params[:admin_email]
		site = RegisteredSite.where(:site_domain => domain).first rescue nil
		if site.nil?
			site = RegisteredSite.new
			site.site_domain = domain
			site.admin_email = email
			site.generate_confirmation_token
			site.save
			if register_client_site(site.site_token)
				response["success"] = true
				send_confirmation_email(site.admin_email, site.confirmation_token, site.site_token)
			else
				response["message"] = "Invalid site token."
				response["error"] = "INVALID_SITE_TOKEN"
			end
		else
			response["message"] = "Site already registered."
			response["error"] = "SITE_ALREADY_REGISTERED"
		end
		render :json => response.to_json
	end

	def send_confirmation_email(email, confirmation_token, site_token)
		url = "#{request.protocol}#{request.host_with_port}//register/confirm_email?confirmation=#{confirmation_token}&site=#{site_token}"
      	email = Email.new(:mail_to => email, :mail_subject => "Confirmation email for orbit store.", :template => "email/site_confirmation_email.html.erb", :template_data => {"url" => url})
      	email.deliver
	end

	def check_permissions
		response = {}
		response["success"] = false
		store_token = params[:store_token]
		site = RegisteredSite.find_by(:uid => store_token) rescue nil
		if site.nil?
			response["message"] = "Invalid site token."
			response["error"] = "INVALID_SITE_TOKEN"
		elsif !site.site_confirmed 
			response["message"] = "Site not confirmed, please confirm the email sent to #{site.admin_email} to proceed."
			response["error"] = "SITE_NOT_CONFIRMED"
		elsif !site.access_granted
			response["message"] = "Store permissions reovked."
			response["error"] = "SITE_PERMISSION_DENIED"
		else
			response["success"] = true
		end
		render :json => response.to_json
	end

	def register_client_site(store_token)
		params_to_send = {'store_token' => store_token, "site_token" => params[:site_token]}
		uri = URI.parse("http://#{params[:site_domain]}/")
		http = Net::HTTP.new(uri.host,uri.port)
		request = Net::HTTP::Post.new("/store/confirmation")
		request.body = params_to_send.to_query
		response = http.request(request)
		data = JSON.parse(response.body)
      	if data["success"] == true
      		return true
      	else
      		return false
      	end
	end

	def confirm_email
		@confirmation = false
		site_token = params["site"]
		confirmation_token = params["confirmation"]
		site = RegisteredSite.where(:uid => site_token, :confirmation_token => confirmation_token).first rescue nil
		if !site.nil?
			site.confirmation_token = nil
			site.site_confirmed = true
			site.access_granted = true
			site.save
			@confirmation = true
		end
	end

end