open files

load load

Author: lazarusA

README.md

@@ -2,10 +2,10 @@
 
 [![npm version](https://img.shields.io/npm/v/@earthyscience/netcdf4-wasm.svg)](https://www.npmjs.com/package/@earthyscience/netcdf4-wasm)
 [![License: MIT](https://img.shields.io/badge/License-MIT-blue.svg)](https://github.com/EarthyScience/netcdf4-wasm/blob/main/LICENSE)
-[![NetCDF4](https://img.shields.io/badge/NetCDF4-Compatible-4B8BBE)](https://www.unidata.ucar.edu/software/netcdf/)
+[![NetCDF4](https://img.shields.io/badge/NetCDF4-Compatible-008B8B)](https://www.unidata.ucar.edu/software/netcdf/)
 [![TypeScript](https://img.shields.io/badge/TypeScript-5.x-3178c6)](https://www.typescriptlang.org/)
 [![WebAssembly](https://img.shields.io/badge/WebAssembly-654FF0)](https://webassembly.org/)
-[![Emscripten](https://img.shields.io/badge/Emscripten-3.x-000000)](https://emscripten.org/)
+[![Emscripten](https://img.shields.io/badge/Emscripten-4.0.23-0000)](https://emscripten.org/)
 [![Jest](https://img.shields.io/badge/Jest-29.x-C21325)](https://jestjs.io/)
 [![ts-jest](https://img.shields.io/badge/ts--jest-29.x-3178c6)](https://kulshekhar.github.io/ts-jest/)
 
@@ -24,6 +24,10 @@
 - 🚀 High-performance WASM compilation
 - 📝 Complete TypeScript type definitions
 
+
+> [!TIP]
+> Want to do more? Plot, visualize, and explore your data at [browzarr.io](https://browzarr.io/)
+
 ## Installation
 
 ```bash

docs/next-js/.gitignore

@@ -39,3 +39,4 @@ yarn-error.log*
 # typescript
 *.tsbuildinfo
 next-env.d.ts
+*.wasm

docs/next-js/app/globals.css

@@ -1,26 +1,174 @@
 @import "tailwindcss";
+@import "tw-animate-css";
 
 :root {
-  --background: #ffffff;
-  --foreground: #171717;
+  --radius: 0.625rem;
+
+  --background: oklch(1 0 0);
+  --foreground: oklch(0.145 0 0);
+
+  --card: oklch(1 0 0);
+  --card-foreground: oklch(0.145 0 0);
+
+  --popover: oklch(1 0 0);
+  --popover-foreground: oklch(0.145 0 0);
+
+  --primary: oklch(0.205 0 0);
+  --primary-foreground: oklch(0.985 0 0);
+
+  --secondary: oklch(0.97 0 0);
+  --secondary-foreground: oklch(0.205 0 0);
+
+  --muted: oklch(0.97 0 0);
+  --muted-foreground: oklch(0.556 0 0);
+
+  --accent: oklch(0.97 0 0);
+  --accent-foreground: oklch(0.205 0 0);
+
+  --destructive: oklch(0.577 0.245 27.325);
+
+  --border: oklch(0.922 0 0);
+  --input: oklch(0.922 0 0);
+  --ring: oklch(0.708 0 0);
+
+  --chart-1: oklch(0.646 0.222 41.116);
+  --chart-2: oklch(0.6 0.118 184.704);
+  --chart-3: oklch(0.398 0.07 227.392);
+  --chart-4: oklch(0.828 0.189 84.429);
+  --chart-5: oklch(0.769 0.188 70.08);
+
+  --sidebar: oklch(0.985 0 0);
+  --sidebar-foreground: oklch(0.145 0 0);
+  --sidebar-primary: oklch(0.205 0 0);
+  --sidebar-primary-foreground: oklch(0.985 0 0);
+  --sidebar-accent: oklch(0.97 0 0);
+  --sidebar-accent-foreground: oklch(0.205 0 0);
+  --sidebar-border: oklch(0.922 0 0);
+  --sidebar-ring: oklch(0.708 0 0);
+}
+
+@media (prefers-color-scheme: dark) {
+  :root {
+    --background: rgb(29, 29, 29);
+    --foreground: oklch(0.985 0 0);
+
+    --card: oklch(0.205 0 0);
+    --card-foreground: oklch(0.985 0 0);
+
+    --popover: oklch(0.205 0 0);
+    --popover-foreground: oklch(0.985 0 0);
+
+    --primary: oklch(0.922 0 0);
+    --primary-foreground: oklch(0.205 0 0);
+
+    --secondary: oklch(0.269 0 0);
+    --secondary-foreground: oklch(0.985 0 0);
+
+    --muted: oklch(0.269 0 0);
+    --muted-foreground: oklch(0.708 0 0);
+
+    --accent: oklch(0.269 0 0);
+    --accent-foreground: oklch(0.985 0 0);
+
+    --destructive: oklch(0.704 0.191 22.216);
+
+    --border: oklch(1 0 0 / 10%);
+    --input: oklch(1 0 0 / 15%);
+    --ring: oklch(0.556 0 0);
+
+    --chart-1: oklch(0.488 0.243 264.376);
+    --chart-2: oklch(0.696 0.17 162.48);
+    --chart-3: oklch(0.769 0.188 70.08);
+    --chart-4: oklch(0.627 0.265 303.9);
+    --chart-5: oklch(0.645 0.246 16.439);
+
+    --sidebar: oklch(0.205 0 0);
+    --sidebar-foreground: oklch(0.985 0 0);
+    --sidebar-primary: oklch(0.488 0.243 264.376);
+    --sidebar-primary-foreground: oklch(0.985 0 0);
+    --sidebar-accent: oklch(0.269 0 0);
+    --sidebar-accent-foreground: oklch(0.985 0 0);
+    --sidebar-border: oklch(1 0 0 / 10%);
+    --sidebar-ring: oklch(0.556 0 0);
+  }
+}
+
+.dark {
+  --background: rgb(29, 29, 29);
+  --foreground: oklch(0.985 0 0);
+  --card: oklch(0.205 0 0);
+  --card-foreground: oklch(0.985 0 0);
+  --popover: oklch(0.205 0 0);
+  --popover-foreground: oklch(0.985 0 0);
+  --primary: oklch(0.922 0 0);
+  --primary-foreground: oklch(0.205 0 0);
+  --secondary: oklch(0.269 0 0);
+  --secondary-foreground: oklch(0.985 0 0);
+  --muted: oklch(0.269 0 0);
+  --muted-foreground: oklch(0.708 0 0);
+  --accent: oklch(0.269 0 0);
+  --accent-foreground: oklch(0.985 0 0);
+  --destructive: oklch(0.704 0.191 22.216);
+  --border: oklch(1 0 0 / 10%);
+  --input: oklch(1 0 0 / 15%);
+  --ring: oklch(0.556 0 0);
+  --chart-1: oklch(0.488 0.243 264.376);
+  --chart-2: oklch(0.696 0.17 162.48);
+  --chart-3: oklch(0.769 0.188 70.08);
+  --chart-4: oklch(0.627 0.265 303.9);
+  --chart-5: oklch(0.645 0.246 16.439);
+  --sidebar: oklch(0.205 0 0);
+  --sidebar-foreground: oklch(0.985 0 0);
+  --sidebar-primary: oklch(0.488 0.243 264.376);
+  --sidebar-primary-foreground: oklch(0.985 0 0);
+  --sidebar-accent: oklch(0.269 0 0);
+  --sidebar-accent-foreground: oklch(0.985 0 0);
+  --sidebar-border: oklch(1 0 0 / 10%);
+  --sidebar-ring: oklch(0.556 0 0);
 }
 
 @theme inline {
   --color-background: var(--background);
   --color-foreground: var(--foreground);
   --font-sans: var(--font-geist-sans);
   --font-mono: var(--font-geist-mono);
+  --color-card: var(--card);
+  --color-card-foreground: var(--card-foreground);
+  --color-popover: var(--popover);
+  --color-popover-foreground: var(--popover-foreground);
+  --color-primary: var(--primary);
+  --color-primary-foreground: var(--primary-foreground);
+  --color-secondary: var(--secondary);
+  --color-secondary-foreground: var(--secondary-foreground);
+  --color-muted: var(--muted);
+  --color-muted-foreground: var(--muted-foreground);
+  --color-accent: var(--accent);
+  --color-accent-foreground: var(--accent-foreground);
+  --color-destructive: var(--destructive);
+  --color-border: var(--border);
+  --color-input: var(--input);
+  --color-ring: var(--ring);
+  --color-chart-1: var(--chart-1);
+  --color-chart-2: var(--chart-2);
+  --color-chart-3: var(--chart-3);
+  --color-chart-4: var(--chart-4);
+  --color-chart-5: var(--chart-5);
+  --color-sidebar: var(--sidebar);
+  --color-sidebar-foreground: var(--sidebar-foreground);
+  --color-sidebar-primary: var(--sidebar-primary);
+  --color-sidebar-primary-foreground: var(--sidebar-primary-foreground);
+  --color-sidebar-accent: var(--sidebar-accent);
+  --color-sidebar-accent-foreground: var(--sidebar-accent-foreground);
+  --color-sidebar-border: var(--sidebar-border);
+  --color-sidebar-ring: var(--sidebar-ring);
 }
 
-@media (prefers-color-scheme: dark) {
-  :root {
-    --background: #0a0a0a;
-    --foreground: #ededed;
+@layer base {
+  * {
+    @apply border-border outline-ring/50;
   }
-}
 
-body {
-  background: var(--background);
-  color: var(--foreground);
-  font-family: Arial, Helvetica, sans-serif;
-}
+  body {
+    @apply bg-background text-foreground font-sans;
+  }
+}

docs/next-js/app/hooks/copy-wasm.mjs

@@ -0,0 +1,14 @@
+import fs from 'fs';
+import path from 'path';
+
+const src = 'node_modules/@earthyscience/netcdf4-wasm/dist';
+const dest = 'public/';
+
+fs.mkdirSync(dest, { recursive: true });
+
+fs.readdirSync(src)
+  .filter(f => f.endsWith('.wasm'))
+  .forEach(f => {
+    fs.copyFileSync(path.join(src, f), path.join(dest, f));
+    console.log(`✓ ${f}`);
+  });

docs/next-js/app/page.tsx

@@ -1,4 +1,5 @@
 import Image from "next/image";
+import LocalNetCDFMeta from "../components/loading/LocalNetCDFMeta";
 
 export default function Home() {
   return (
@@ -23,12 +24,7 @@ export default function Home() {
             priority
           />
         </div>
-
-        <div className="flex flex-col items-center gap-6 text-center">
-          <h1 className="max-w-full text-3xl font-semibold leading-10 tracking-tight text-black dark:text-zinc-50">
-            Let&apos;s get started!
-          </h1>
-        </div>
+        <LocalNetCDFMeta />
       </main>
     </div>
   );

docs/next-js/components.json

@@ -0,0 +1,22 @@
+{
+  "$schema": "https://ui.shadcn.com/schema.json",
+  "style": "new-york",
+  "rsc": true,
+  "tsx": true,
+  "tailwind": {
+    "config": "",
+    "css": "app/globals.css",
+    "baseColor": "neutral",
+    "cssVariables": true,
+    "prefix": ""
+  },
+  "iconLibrary": "lucide",
+  "aliases": {
+    "components": "@/components",
+    "utils": "@/lib/utils",
+    "ui": "@/components/ui",
+    "lib": "@/lib",
+    "hooks": "@/hooks"
+  },
+  "registries": {}
+}

docs/next-js/components/loading/BrowzarrCTA.tsx

@@ -0,0 +1,36 @@
+import React from 'react';
+import Link from 'next/link';
+import { Button } from '@/components/ui/button';
+
+interface BrowzarrCTAProps {
+  message?: string;
+  buttonText?: string;
+  className?: string;
+}
+
+export default function BrowzarrCTA({ 
+  message = "Reading is just the beginning. Explore your data!",
+  buttonText = "Try browzarr.io",
+  className = ""
+}: BrowzarrCTAProps) {
+  return (
+    <div className={`flex flex-col items-center gap-3 p-4 ${className}`}>
+      <p className="text-center text-sm text-gray-600 dark:text-gray-400">
+        {message}
+      </p>
+      <Link 
+        aria-label="browzarr.io" 
+        href="https://browzarr.io/"
+        target="_blank"
+        rel="noopener noreferrer"
+      > 
+        <Button 
+          size="sm" 
+          className="bg-gradient-to-tr from-pink-500 to-yellow-500 text-white shadow-lg hover:shadow-xl transition-shadow cursor-pointer"
+        >
+          {buttonText}
+        </Button>
+      </Link>
+    </div>
+  );
+}

docs/next-js/components/loading/LocalNetCDFMeta.tsx

@@ -0,0 +1,72 @@
+'use client';
+
+import React, { ChangeEvent, useState } from 'react';
+import { Input } from '@/components/ui/input';
+import { Label } from '@/components/ui/label';
+import { MetaNetCDFAccordion } from './MetaNetCDFAccordion';
+import { NetCDF4 } from '@earthyscience/netcdf4-wasm';
+import BrowzarrCTA from './BrowzarrCTA';
+const LocalNetCDFMeta = () => {
+  const [variables, setVariables] = useState<Record<string, unknown> | null>(null);
+  const [attributes, setAttributes] = useState<Record<string, unknown> | null>(null);
+  const [metadata, setMetadata] = useState<Record<string, unknown>[] | null>(null);
+
+  const handleFileSelect = async (
+    event: ChangeEvent<HTMLInputElement>
+  ) => {
+    const files = event.target.files;
+    if (!files || files.length === 0) return;
+
+    const file = files[0];
+
+    try {
+      const data = await NetCDF4.fromBlobLazy(file);
+
+      const [variables, attrs, metadata] = await Promise.all([
+        data.getVariables(),
+        data.getGlobalAttributes(),
+        data.getFullMetadata(),
+      ]);
+
+      setVariables(variables);
+      setAttributes(attrs);
+      setMetadata(metadata);
+
+    } catch (error) {
+      console.error('Error loading NetCDF file:', error);
+      alert('Failed to load NetCDF file. Check console for details.');
+    }
+  };
+
+  return (
+    <div className="grid w-full max-w-sm items-center gap-3 p-4 py-0">
+      <Label
+        htmlFor="netcdf-file"
+        className="justify-self-center font-semibold"
+      >
+        NetCDF file
+      </Label>
+
+      <Input
+        id="netcdf-file"
+        type="file"
+        accept=".nc,.netcdf,.nc3,.nc4"
+        onChange={handleFileSelect}
+        className="cursor-pointer"
+      />
+      
+      {variables && attributes && metadata && (
+        <MetaNetCDFAccordion
+          variables={variables}
+          attributes={attributes}
+          metadata={metadata}
+        />
+      )
+      }
+      <BrowzarrCTA />
+      
+    </div>
+  );
+};
+
+export default LocalNetCDFMeta;