@app.route("/edit/<int:pin_id>", methods=["GET", "POST"])
@login_required
def edit_pin(pin_id):
    pin = Pin.query.get(pin_id)

    if request.method=='POST':

        form_editpin = EditPin()
        if form_editpin.validate_on_submit():
            pin.name = form_editpin.name.data
            pin.pin = form_editpin.pin.data
            pin.color = form_editpin.color.data
            pin.icon = form_editpin.icon.data
            db.session.commit()
            flash("Pin edited", "success")
            return redirect(url_for('list_pins'))

        else:
            if len(form_editpin.errors) > 0:
                flash("Check form data", "error")

    else:
        form_editpin = EditPin(obj=pin)

    return render_template('edit.html', form=form_editpin, pin=pin)