package handler

import (
	"net/http"

	"github.com/caos/zitadel/internal/domain"
)

const (
	tmplLoginSuccess = "login_success"
)

type loginSuccessData struct {
	userData
	RedirectURI string `schema:"redirect-uri"`
}

func (l *Login) redirectToLoginSuccess(w http.ResponseWriter, r *http.Request, id string) {
	http.Redirect(w, r, l.renderer.pathPrefix+EndpointLoginSuccess+"?authRequestID="+id, http.StatusFound)
}

func (l *Login) handleLoginSuccess(w http.ResponseWriter, r *http.Request) {
	authRequest, _ := l.getAuthRequest(r)
	if authRequest != nil {
		if !(len(authRequest.PossibleSteps) == 1 && authRequest.PossibleSteps[0].Type() == domain.NextStepRedirectToCallback) {
			l.renderNextStep(w, r, authRequest)
			return
		}
	}
	l.renderSuccessAndCallback(w, r, authRequest, nil)
}

func (l *Login) renderSuccessAndCallback(w http.ResponseWriter, r *http.Request, authReq *domain.AuthRequest, err error) {
	var errID, errMessage string
	if err != nil {
		errID, errMessage = l.getErrorMessage(r, err)
	}
	data := loginSuccessData{
		userData: l.getUserData(r, authReq, "Login Successful", errID, errMessage),
	}
	if authReq != nil {
		data.RedirectURI = l.oidcAuthCallbackURL
	}
	l.renderer.RenderTemplate(w, r, l.renderer.Templates[tmplLoginSuccess], data, nil)
}