package webutility
  
  import (
  	"net/http"
  	"time"

  
  	"git.to-net.rs/marko.tikvic/gologger"

  )

  func SetHeaders(h http.HandlerFunc) http.HandlerFunc {

  	return func(w http.ResponseWriter, req *http.Request) {

  		SetDefaultHeaders(w)
  		if req.Method == http.MethodOptions {
  			return
  		}

  		h(w, req)
  	}

  }

  func ParseForm(h http.HandlerFunc) http.HandlerFunc {

  	return func(w http.ResponseWriter, req *http.Request) {

  		err := req.ParseForm()
  		if err != nil {
  			BadRequest(w, req, err.Error())
  			return
  		}

  		h(w, req)
  	}

  }

  var reqLogger *gologger.Logger

  func EnableLogging(log string) error {
  	var err error
  	reqLogger, err = gologger.New(log, gologger.MaxLogSize5MB)
  	return err
  }

  func Log(h http.HandlerFunc) http.HandlerFunc {

  	return func(w http.ResponseWriter, req *http.Request) {

  		reqLogger.LogRequest(req, "")
  		t1 := time.Now()

  		h(w, req)

  		t2 := time.Now()
  		reqLogger.LogResponse(w, t2.Sub(t1))

  	}

  }

  func Auth(roles string, h http.HandlerFunc) http.HandlerFunc {

  	return func(w http.ResponseWriter, req *http.Request) {

  		if _, ok := AuthCheck(req, roles); !ok {

  			Unauthorized(w, req, "")
  			return
  		}

  		h(w, req)
  	}

  }