Altadena Map - Expo Compatible Library

A React/React Native library for Data Processing, Storing, and Visualization of fire-affected parcels for Altadena and Palisades Neighborhoods as a result of January 2025 fires in the Los Angeles area.

Installation

``bash
npm install altadena-expo-map
`

Usage

$3

`jsx
import { AltadenaMap } from 'altadena-expo-map';

export default function App() {
return (
MAP_TOKEN="your_mapbox_token"
BASE_SOURCE={yourBaseSource}
MASTER_SOURCE={yourMasterSource}
user={userObject}
/>
);
}
`

$3

`jsx
import { AltadenaMap } from 'altadena-expo-map';

function App() {
return (
MAP_TOKEN="your_mapbox_token"
BASE_SOURCE={yourBaseSource}
MASTER_SOURCE={yourMasterSource}
user={userObject}
/>
);
}
`

Props

- MAP_TOKEN (string): Your Mapbox access token
- BASE_SOURCE (object): Base map data source
- MASTER_SOURCE (object): Master map data source
- user (object, optional): User configuration object

Development

`bash


Install dependencies

npm install

Build the library

npm run build

Development mode with watch

npm run dev

Clean build artifacts

npm run clean
`

Build Output

The library builds to dist/index.esm.js as an ES module, making it compatible with:
- React Native / Expo applications
- Modern React web applications
- Module bundlers that support ES modules

Dependencies

This library has the following peer dependencies:
- expo >= 48.0.0
- react >= 18.0.0
- react-dom >= 18.0.0
- react-native` >= 0.70.0

Migration from Vite

This project has been migrated from a Vite-based web application to an Expo-compatible library using Rollup. The migration includes:

- ✅ Replaced Vite with Rollup bundler
- ✅ Added TypeScript support
- ✅ Configured for library packaging
- ✅ Made compatible with React Native/Expo
- ✅ Maintained all existing functionality

License

MIT