{
 "cells": [
  {
   "cell_type": "code",
   "execution_count": 1,
   "metadata": {},
   "outputs": [],
   "source": [
    "import ipyleaflet\n",
    "import json\n",
    "import pandas as pd\n",
    "from ipywidgets import link, FloatSlider\n",
    "from branca.colormap import linear\n",
    "import random\n",
    "\n",
    "geo_json_data = json.load(open(\"us-states.json\"))\n",
    "m = ipyleaflet.Map(center=(43, -100), zoom=4)\n",
    "unemployment = pd.read_csv(\"US_Unemployment_Oct2012.csv\")"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 2,
   "metadata": {},
   "outputs": [],
   "source": [
    "unemployment = dict(\n",
    "    zip(unemployment[\"State\"].tolist(), unemployment[\"Unemployment\"].tolist())\n",
    ")"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 3,
   "metadata": {},
   "outputs": [],
   "source": [
    "layer = ipyleaflet.Choropleth(\n",
    "    geo_data=geo_json_data,\n",
    "    choro_data=unemployment,\n",
    "    colormap=linear.YlOrRd_04,\n",
    "    style={\"fillOpacity\": 0.8, \"dashArray\": \"5, 5\"},\n",
    ")"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 4,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "application/vnd.jupyter.widget-view+json": {
       "model_id": "6228f855244746258a6ad0553d1326f4",
       "version_major": 2,
       "version_minor": 0
      },
      "text/plain": [
       "Map(center=[43, -100], controls=(ZoomControl(options=['position', 'zoom_in_text', 'zoom_in_title', 'zoom_out_t…"
      ]
     },
     "metadata": {},
     "output_type": "display_data"
    }
   ],
   "source": [
    "m.add(layer)\n",
    "m"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "# To add callback for style\n",
    "def compute_style(feature, colormap, choro_data):\n",
    "    return {\n",
    "        \"fillColor\": colormap(choro_data),\n",
    "        \"color\": \"white\",\n",
    "        \"weight\": random.randint(1, 3),\n",
    "    }"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "layer.style_callback = compute_style"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "slider = FloatSlider(min=layer.value_min, max=layer.value_max, continuous_update=False)\n",
    "slider.value = layer.value_min\n",
    "link((slider, \"value\"), (layer, \"value_min\"))\n",
    "slider"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "linear.YlOrBr_04.to_step(10)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "linear.RdBu_11"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "linear.GnBu_09"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "layer.colormap = linear.RdBu_11"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "from ipywidgets import Text, HTML\n",
    "from ipyleaflet import WidgetControl, GeoJSON\n",
    "\n",
    "\n",
    "html = HTML(\n",
    "    \"\"\"\n",
    "    <h4> Name </h4>\n",
    "    Hover over a state\n",
    "\"\"\"\n",
    ")\n",
    "html.layout.margin = \"0px 10px 10px 10px\"\n",
    "control = WidgetControl(widget=html, position=\"topright\")\n",
    "m.add(control)\n",
    "\n",
    "\n",
    "def update_html(feature, id, **kwargs):\n",
    "    html.value = \"\"\"\n",
    "        State name:\n",
    "        <b>{}\\n</b>\n",
    "        {}\n",
    "    \"\"\".format(\n",
    "        id, feature[\"properties\"][\"name\"]\n",
    "    )\n",
    "\n",
    "\n",
    "layer.on_hover(update_html)"
   ]
  }
 ],
 "metadata": {
  "kernelspec": {
   "display_name": "Python 3 (ipykernel)",
   "language": "python",
   "name": "python3"
  },
  "language_info": {
   "codemirror_mode": {
    "name": "ipython",
    "version": 3
   },
   "file_extension": ".py",
   "mimetype": "text/x-python",
   "name": "python",
   "nbconvert_exporter": "python",
   "pygments_lexer": "ipython3",
   "version": "3.10.5"
  }
 },
 "nbformat": 4,
 "nbformat_minor": 4
}