package API

import (
	"fmt"
	"github.com/GoesToEleven/GolangTraining/56_twitter/19_abstract-API-Model_AE-fix/Model"
	"github.com/julienschmidt/httprouter"
	"google.golang.org/appengine"
	"google.golang.org/appengine/datastore"
	"google.golang.org/appengine/log"
	"io/ioutil"
	"net/http"
)

func CheckUserName(res http.ResponseWriter, req *http.Request, _ httprouter.Params) {
	ctx := appengine.NewContext(req)
	bs, err := ioutil.ReadAll(req.Body)
	sbs := string(bs)
	log.Infof(ctx, "REQUEST BODY: %v", sbs)
	var user Model.User
	key := datastore.NewKey(ctx, "Users", sbs, 0, nil)
	err = datastore.Get(ctx, key, &user)
	// if there is an err, there is NO user
	log.Infof(ctx, "ERR: %v", err)
	if err != nil {
		// there is an err, there is a NO user
		fmt.Fprint(res, "false")
		return
	} else {
		fmt.Fprint(res, "true")
	}
}

func CreateUser(res http.ResponseWriter, req *http.Request, _ httprouter.Params) {
	ctx := appengine.NewContext(req)
	NewUser := Model.User{
		Email:    req.FormValue("email"),
		UserName: req.FormValue("userName"),
		Password: req.FormValue("password"),
	}
	key := datastore.NewKey(ctx, "Users", NewUser.UserName, 0, nil)
	key, err := datastore.Put(ctx, key, &NewUser)
	// this is the only error checking I added; any others on this page needed?
	if err != nil {
		log.Errorf(ctx, "error adding todo: %v", err)
		http.Error(res, err.Error(), 500)
		return
	}
	http.Redirect(res, req, "/", 302)
}