router (controller)

# coding: utf-8
require 'sinatra'
require 'erb'
require './models/chatmodel'
require './models/usermodel'
require './models/newsmodel'


class Router < Sinatra::Base
    enable :sessions
    #################################
    get '/' do
        erb :index
    end
    ################################# Users
    get '/login/' do
        erb :login
    end
    post '/login/' do
        if Users.login(params, session) then
            redirect '/'
        else
            redirect '/login/?error=invalid_password_or_login'
        end
    end
    post '/logout/' do
        session.clear
        redirect '/'
    end
    get '/registration/' do
        erb :registration
    end
    post '/registration/' do
        if Users.add(params) then
            redirect '/'
        else
            redirect '/registration/?error=username_or_email_alredy_exists'
        end
    end
    ################################# Chat
    get '/chat/:message_id/' do
        @messages=Chat.get(params,session)
        erb :chat
    end
    post '/chat/' do
        if(session[:username] && session[:id]) then
            Chat.send(params,session)
            redirect '/chat/'
        else
            redirect '/login/'
        end
    end
    ################################# News
    get '/posts/' do
        @news=Post.get_all(params)
        erb :news
    end
    get '/post/:post_id/' do
        @news=Post.get_id(params)
        erb :news
    end
    get '/editor/' do
        erb :editor
    end
    post '/addnews/' do
        if(session[:username] && session[:id])
            Post.add(params, session)
        else
            redirect '/login/?error=you_must_die!'
        end
        redirect "/post/#{params[:id].to_i}"
    end

end