require 'socket'
require_relative 'request'
require_relative 'route'

class HTTPServer

    def initialize(port)
        @port = port
    end

    def start
        server = TCPServer.new(@port)
        puts "Listening on #{@port}"
        
        router = Router.new
        router.add_route("GET",/\/grillkorv\/\d/) do |id, senap|
            if File.read("./public/grillkorv.html") != nil
                File.read("./public/grillkorv.html")
            else
                "Html not found"
            end
        end
        router.add_route("GET",/\/grillkorv\/\w.css/) do |id, senap|
            if File.read("./public/grillkorv.html") != nil
                File.read("./public/grillkorv.html")
            else
                "Html not found"
            end
        end
        router.add_route("GET","/favicon.ico")

        while session = server.accept
            data = ""
            while line = session.gets and line !~ /^\s*$/
                data += line
            end
            puts "RECEIVED REQUEST"
            puts "-" * 40
            puts data
            puts "-" * 40 

            request = Request.new(data)
            pp request
            
            routeReturn = router.match_route(request)
            outputContent = {}
            if routeReturn[1] == 200
                if routeReturn[0][:block] != nil
                    outputContent[:info] = routeReturn[0][:block].call
                    print("Recieved HTML, enabling as called:\n #{outputContent[:info]}")
                    outputContent[:type] = "text/html"
                    status = 200
                else
                    outputContent[:info] = nil
                    status = 200
                end
            elsif routeReturn[1] == 404
                print("HTML route not found, searching for target file...\n")
                if File.file?("./public/#{routeReturn[0].resource}")
                    outputContent[:info] = File.read("./public#{routeReturn[0].resource}")
                    print("Successfully opened file \"./public#{routeReturn[0].resource}\" with contents:\n#{outputContent[:info]}\n ")
                    outputContent[:type] = "text/css"
                    status = 200
                else
                    print("Could not find file: \"./public/#{routeReturn[0].resource}\"\n")
                    status = 404
                end
            end
            
            # Nedanstående bör göras i er Response-klass
            
            session.print "HTTP/1.1 #{status}\r\n"
            session.print "Content-Type: #{outputContent[:type]}\r\n"
            print("Reading content type: #{outputContent[:type]}\n")
            session.print "\r\n"
            if outputContent[:info]; session.print outputContent[:info] end
            session.close
        end
    end
end