Excel component (#973)

* [components,excel][m]: initial version of the <Excel /> component

* [components,excel][m]: add support for multiple sheets

* [components,map,excel][l]: fix leaflet map markers on prod and implement excel component

* Bump version

* [components,excel][xs]: change data for one of the stories

packages/components/.storybook/preview-head.html

@@ -1,10 +0,0 @@
-<!--
-  This is necessary for Leaflet maps to work.
--->
-
-<link
-  rel="stylesheet"
-  href="https://unpkg.com/leaflet@1.9.4/dist/leaflet.css"
-  integrity="sha256-p4NxAoJBhIIN+hmNHrzRCf9tD/miZyoHS5obTRR9BMY="
-  crossorigin=""
-/>

packages/components/package.json

@@ -17,7 +17,7 @@
     "lint": "eslint src --ext ts,tsx --report-unused-disable-directives --max-warnings 0",
     "storybook": "storybook dev -p 6006",
     "build-storybook": "storybook build",
-    "build-tailwind": "NODE_ENV=production npx tailwindcss --postcss -c tailwind.config.js -i src/index.css -o ./dist/styles.css --minify",
+    "build-tailwind": "NODE_ENV=production npx tailwindcss --postcss -c tailwind.config.js -i src/index.css -o ./dist/style.css --minify",
     "prepare": "npm run build",
     "fix-leaflet": "node ./scripts/fix-leaflet.cjs"
   },
@@ -30,12 +30,14 @@
     "@heroicons/react": "^2.0.17",
     "@planet/maps": "^8.1.0",
     "@tanstack/react-table": "^8.8.5",
+    "ag-grid-react": "^30.0.4",
     "chroma-js": "^2.4.2",
     "flexsearch": "0.7.21",
     "leaflet": "^1.9.4",
     "next-mdx-remote": "^4.4.1",
     "ol": "^7.4.0",
     "papaparse": "^5.4.1",
+    "postcss-url": "^10.1.3",
     "react": "^18.2.0",
     "react-dom": "^18.2.0",
     "react-hook-form": "^7.43.9",
@@ -44,7 +46,8 @@
     "react-vega": "^7.6.0",
     "vega": "5.25.0",
     "vega-lite": "5.1.0",
-    "vitest": "^0.31.4"
+    "vitest": "^0.31.4",
+    "xlsx": "^0.18.5"
   },
   "devDependencies": {
     "@storybook/addon-essentials": "^7.0.7",
@@ -93,7 +96,7 @@
       "require": "./dist/components.umd.js"
     },
     "./styles.css": {
-      "import": "./dist/styles.css"
+      "import": "./dist/style.css"
     }
   },
   "publishConfig": {

packages/components/postcss.config.js

@@ -1,8 +1,9 @@
-console.log('PostCSS')
+console.log('PostCSS');
 
 export default {
   plugins: {
     'postcss-import': {},
+    'postcss-url': { url: 'inline' },
     tailwindcss: {},
     autoprefixer: {},
   },

packages/components/src/components/Excel.tsx

@@ -0,0 +1,99 @@
+import { useEffect, useState } from 'react';
+import LoadingSpinner from './LoadingSpinner';
+import { read, utils } from 'xlsx';
+import { AgGridReact } from 'ag-grid-react';
+import 'ag-grid-community/styles/ag-grid.css';
+import 'ag-grid-community/styles/ag-theme-alpine.css';
+
+export type ExcelProps = {
+  url: string;
+};
+
+export function Excel({ url }: ExcelProps) {
+  const [isLoading, setIsLoading] = useState<boolean>(false);
+  const [activeSheetName, setActiveSheetName] = useState<string>();
+  const [workbook, setWorkbook] = useState<any>();
+  const [rows, setRows] = useState<any>();
+  const [cols, setCols] = useState<any>();
+
+  const loadSpreadsheet = (wb: any, name: string) => {
+    setActiveSheetName(name);
+    const ws = wb.Sheets[name];
+
+    const range = utils.decode_range(ws['!ref'] || 'A1');
+    const columns = Array.from({ length: range.e.c + 1 }, (_, i) => ({
+      field: utils.encode_col(i),
+    }));
+
+    const rowsAr = utils.sheet_to_json(ws, { header: 1 });
+    const rows = rowsAr.map((row) => {
+      const obj = {};
+      columns.forEach((col, i) => {
+        obj[col.field] = row[i];
+      });
+      return obj;
+    });
+
+    setRows(rows);
+    setCols(columns);
+  };
+
+  useEffect(() => {
+    setIsLoading(true);
+
+    fetch(url)
+      .then((res) => res.arrayBuffer())
+      .then((f) => {
+        const wb = read(f);
+        setWorkbook(wb);
+        loadSpreadsheet(wb, wb.SheetNames[0]);
+        setIsLoading(false);
+      });
+  }, [url]);
+
+  return isLoading ? (
+    <div className="w-full flex items-center justify-center w-[600px] h-[300px]">
+      <LoadingSpinner />
+    </div>
+  ) : (
+    <>
+      {cols && rows && (
+        <div>
+          <div
+            className="ag-theme-alpine"
+            style={{ height: 400, width: '100%' }}
+          >
+            <AgGridReact
+              rowData={rows}
+              columnDefs={cols}
+              defaultColDef={{
+                resizable: true,
+                minWidth: 200,
+                flex: 1,
+                sortable: true,
+                filter: true,
+              }}
+            ></AgGridReact>
+          </div>
+          <div className="border-t">
+            {workbook.SheetNames.map((name: string, idx: number) => {
+              return (
+                <>
+                  <button
+                    key={idx}
+                    className={`text-sm px-3 pb-2 pt-4 border-b border-l border-r ${
+                      name == activeSheetName ? 'font-semibold' : ''
+                    }`}
+                    onClick={() => loadSpreadsheet(workbook, name)}
+                  >
+                    {name}
+                  </button>
+                </>
+              );
+            })}
+          </div>
+        </div>
+      )}
+    </>
+  );
+}

packages/components/src/components/Map.tsx

@@ -6,9 +6,10 @@ import {
   MapContainer,
   TileLayer,
   GeoJSON as GeoJSONLayer,
-  LayersControl
+  LayersControl,
 } from 'react-leaflet';
 
+import 'leaflet/dist/leaflet.css';
 import * as L from 'leaflet';
 
 export type MapProps = {
@@ -131,6 +132,27 @@ export function Map({
               <LayersControl.Overlay key={layer.name} checked name={layer.name}>
                 <GeoJSONLayer
                   data={data}
+                  //  @ts-ignore
+                  pointToLayer={(feature, latlng) => {
+                    //  This resolver an issue in which the bundled map was
+                    //  not finding the images
+                    const leafletBase =
+                      'https://unpkg.com/leaflet@1.9.4/dist/images/';
+
+                    const icon = new L.Icon({
+                      iconUrl: leafletBase + 'marker-icon.png',
+                      iconRetinaUrl: leafletBase + 'marker-icon-2x.png',
+                      shadowUrl: leafletBase + 'marker-shadow.png',
+                      iconSize: [25, 41],
+                      iconAnchor: [12, 41],
+                      popupAnchor: [1, -34],
+                      tooltipAnchor: [16, -28],
+                      shadowSize: [41, 41],
+                    });
+
+                    const iconMarker = L.marker(latlng, { icon });
+                    return iconMarker;
+                  }}
                   style={(geoJsonFeature: any) => {
                     //  Set the fill color of each feature when appliable
                     if (

packages/components/src/index.css

@@ -1,7 +1,9 @@
 
 @import "tailwindcss/base";
 @import "tailwindcss/components";
-@import "leaflet";
 @import "include";
+@import "leaflet";
+@import 'ag-grid-community/styles/ag-grid.css';
+@import 'ag-grid-community/styles/ag-theme-alpine.css';
 @import "tailwindcss/utilities";
 

packages/components/src/index.ts

@@ -6,3 +6,4 @@ export * from "./components/VegaLite";
 export * from "./components/FlatUiTable";
 export * from './components/OpenLayers/OpenLayers';
 export * from "./components/Map";
+export * from "./components/Excel";

packages/components/stories/Excel.stories.ts

@@ -0,0 +1,34 @@
+import type { Meta, StoryObj } from '@storybook/react';
+
+import { Excel, ExcelProps } from '../src/components/Excel';
+
+// More on how to set up stories at: https://storybook.js.org/docs/react/writing-stories/introduction
+const meta: Meta = {
+  title: 'Components/Excel',
+  component: Excel,
+  tags: ['autodocs'],
+  argTypes: {
+    url: {
+      description:
+        'Url of the file to be displayed e.g.: "https://url.to/data.csv"',
+    },
+  },
+};
+
+export default meta;
+
+type Story = StoryObj<ExcelProps>;
+
+export const SingleSheet: Story = {
+  name: 'Excel file with just one sheet',
+  args: {
+    url: 'https://sheetjs.com/pres.xlsx',
+  },
+};
+
+export const MultipleSheet: Story = {
+  name: 'Excel file with multiple sheets',
+  args: {
+    url: 'https://storage.portaljs.org/IC-Gantt-Chart-Project-Template-8857.xlsx',
+  },
+};