{
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    "tags": []
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    ""
   ]
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  {
   "cell_type": "code",
   "execution_count": 10,
   "id": "8756d2a8-23a5-4fca-ab64-0fcd75f803f1",
   "metadata": {
    "tags": []
   },
   "outputs": [],
   "source": [
    "from pydantic import BaseModel, Field, conint, model_validator, ValidationError\n",
    "from ipyautoui import AutoUi\n",
    "\n",
    "class ApertureSettings(BaseModel):\n",
    "    radius : conint(ge=1) = Field(default=1)\n",
    "    inner_annulus : conint(ge=1) = Field(default=2)\n",
    "    outer_annulus : conint(ge=1) = Field(default=3)\n",
    "\n",
    "    class Config:\n",
    "        validate_assignment = True\n",
    "        validate_default = True\n",
    "\n",
    "    @model_validator(mode=\"after\")\n",
    "    def check_annuli(cls, values):\n",
    "        if values.inner_annulus >= values.outer_annulus:\n",
    "            raise ValueError('inner_annulus must be smaller than outer_annulus')\n",
    "        if values.radius >= values.inner_annulus:\n",
    "            raise ValueError('radius must be smaller than inner_annulus')\n",
    "        return values"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 11,
   "id": "9af83a5b-4135-4b5f-9b62-0e3db0a26f35",
   "metadata": {
    "tags": []
   },
   "outputs": [],
   "source": [
    "ui = AutoUi(ApertureSettings)\n",
    "\n",
    "counter = 0\n",
    "def my_observer(change):\n",
    "    global counter\n",
    "    counter += 1\n",
    "    print(f\"My observer call {counter}\")\n",
    "    print(ui.value)\n",
    "    try: \n",
    "        ApertureSettings(**ui.value)\n",
    "    except ValidationError:\n",
    "        print(\"    Bad state\")\n",
    "    else: \n",
    "        print(\"    Good state\")\n",
    "\n",
    "ui.observe(my_observer, names=\"_value\")"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 12,
   "id": "168c263a-82d6-4a4e-be61-80c54b8c93cf",
   "metadata": {
    "tags": []
   },
   "outputs": [
    {
     "data": {
      "application/vnd.jupyter.widget-view+json": {
       "model_id": "169c319a72b341db90bb0edac681c0ae",
       "version_major": 2,
       "version_minor": 0
      },
      "text/plain": [
       "AutoUi(children=(SaveButtonBar(children=(ToggleButton(value=False, button_style='success', disabled=True, icon…"
      ]
     },
     "execution_count": 12,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "ui"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 13,
   "id": "03c5000f-de18-407a-94a8-05f380bf834c",
   "metadata": {
    "tags": []
   },
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "My observer call 1\n",
      "{'radius': 2, 'inner_annulus': 7, 'outer_annulus': 8}\n",
      "    Good state\n"
     ]
    }
   ],
   "source": [
    "ui.value = dict(radius=2, inner_annulus=7, outer_annulus=8)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "2a91ab8d-0bcb-4cce-87d6-7b89877cc29c",
   "metadata": {},
   "outputs": [],
   "source": []
  }
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