Initial commit

3 years ago · 5a4c97ba58
11 changed files with 1776 additions and 0 deletions
--- a/.gitignore
+++ b/.gitignore
@ -0,0 +1,6 @@
+/node_modules/
+/public/build/
+
+.DS_Store
+
+.vscode
--- a/package.json
+++ b/package.json
@ -0,0 +1,32 @@
+{
+  "name": "svelte-app",
+  "version": "1.0.0",
+  "private": true,
+  "scripts": {
+    "build": "rollup -c",
+    "dev": "rollup -c -w",
+    "start": "sirv public --no-clear",
+    "check": "svelte-check --tsconfig ./tsconfig.json"
+  },
+  "devDependencies": {
+    "@rollup/plugin-commonjs": "^17.0.0",
+    "@rollup/plugin-node-resolve": "^11.0.0",
+    "@rollup/plugin-typescript": "^8.0.0",
+    "@tsconfig/svelte": "^2.0.0",
+    "@types/leaflet": "^1.7.4",
+    "eslint": "^7.32.0",
+    "rollup": "^2.3.4",
+    "rollup-plugin-css-only": "^3.1.0",
+    "rollup-plugin-livereload": "^2.0.0",
+    "rollup-plugin-svelte": "^7.0.0",
+    "rollup-plugin-terser": "^7.0.0",
+    "svelte": "^3.0.0",
+    "svelte-check": "^2.0.0",
+    "svelte-preprocess": "^4.0.0",
+    "tslib": "^2.0.0",
+    "typescript": "^4.0.0"
+  },
+  "dependencies": {
+    "sirv-cli": "^1.0.0"
+  }
+}
--- a/public/favicon.png
+++ b/public/favicon.png
--- a/public/global.css
+++ b/public/global.css
@ -0,0 +1,63 @@
+html, body {
+	position: relative;
+	width: 100%;
+	height: 100%;
+}
+
+body {
+	color: #333;
+	margin: 0;
+	padding: 8px;
+	box-sizing: border-box;
+	font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen-Sans, Ubuntu, Cantarell, "Helvetica Neue", sans-serif;
+}
+
+a {
+	color: rgb(0,100,200);
+	text-decoration: none;
+}
+
+a:hover {
+	text-decoration: underline;
+}
+
+a:visited {
+	color: rgb(0,80,160);
+}
+
+label {
+	display: block;
+}
+
+input, button, select, textarea {
+	font-family: inherit;
+	font-size: inherit;
+	-webkit-padding: 0.4em 0;
+	padding: 0.4em;
+	margin: 0 0 0.5em 0;
+	box-sizing: border-box;
+	border: 1px solid #ccc;
+	border-radius: 2px;
+}
+
+input:disabled {
+	color: #ccc;
+}
+
+button {
+	color: #333;
+	background-color: #f4f4f4;
+	outline: none;
+}
+
+button:disabled {
+	color: #999;
+}
+
+button:not(:disabled):active {
+	background-color: #ddd;
+}
+
+button:focus {
+	border-color: #666;
+}
--- a/public/index.html
+++ b/public/index.html
@ -0,0 +1,28 @@
+<!DOCTYPE html>
+<html lang="en">
+<head>
+	<meta charset='utf-8'>
+	<meta name='viewport' content='width=device-width,initial-scale=1'>
+
+	<title>Location Preview</title>
+
+	<link rel='icon' type='image/png' href='/favicon.png'>
+	<link rel='stylesheet' href='/global.css'>
+	<link rel='stylesheet' href='/build/bundle.css'>
+	
+	<!-- leaflet -->
+	<link rel="stylesheet" href="https://unpkg.com/leaflet@1.7.1/dist/leaflet.css"
+   integrity="sha512-xodZBNTC5n17Xt2atTPuE1HxjVMSvLVW9ocqUKLsCC5CXdbqCmblAshOMAS6/keqq/sMZMZ19scR4PsZChSR7A=="
+   crossorigin=""/>
+
+	<script defer src='/build/bundle.js'></script>
+
+	<!-- leaflet -->
+	<script src="https://unpkg.com/leaflet@1.7.1/dist/leaflet.js"
+   integrity="sha512-XQoYMqMTK8LvdxXYG3nZ448hOEQiglfqkJs1NOQV44cWnUrBc8PkAOcXy20w0vlaXaVUearIOBhiXZ5V3ynxwA=="
+   crossorigin=""></script>
+</head>
+
+<body>
+</body>
+</html>
--- a/rollup.config.js
+++ b/rollup.config.js
@ -0,0 +1,84 @@
+import svelte from 'rollup-plugin-svelte';
+import commonjs from '@rollup/plugin-commonjs';
+import resolve from '@rollup/plugin-node-resolve';
+import livereload from 'rollup-plugin-livereload';
+import { terser } from 'rollup-plugin-terser';
+import sveltePreprocess from 'svelte-preprocess';
+import typescript from '@rollup/plugin-typescript';
+import css from 'rollup-plugin-css-only';
+
+const production = !process.env.ROLLUP_WATCH;
+
+function serve() {
+	let server;
+
+	function toExit() {
+		if (server) server.kill(0);
+	}
+
+	return {
+		writeBundle() {
+			if (server) return;
+			server = require('child_process').spawn('npm', ['run', 'start', '--', '--dev'], {
+				stdio: ['ignore', 'inherit', 'inherit'],
+				shell: true
+			});
+
+			process.on('SIGTERM', toExit);
+			process.on('exit', toExit);
+		}
+	};
+}
+
+export default {
+	input: 'src/main.ts',
+	output: {
+		sourcemap: true,
+		format: 'iife',
+		name: 'app',
+		file: 'public/build/bundle.js',
+	},
+	plugins: [
+		svelte({
+			preprocess: sveltePreprocess({ sourceMap: !production }),
+			compilerOptions: {
+				// enable run-time checks when not in production
+				dev: !production
+			}
+		}),
+		// we'll extract any component CSS out into
+		// a separate file - better for performance
+		css({ output: 'bundle.css' }),
+
+		// If you have external dependencies installed from
+		// npm, you'll most likely need these plugins. In
+		// some cases you'll need additional configuration -
+		// consult the documentation for details:
+		// https://github.com/rollup/plugins/tree/master/packages/commonjs
+		resolve({
+			browser: true,
+			dedupe: ['svelte']
+		}),
+		commonjs(),
+		typescript({
+			sourceMap: !production,
+			inlineSources: !production
+		}),
+
+		// In dev mode, call `npm run start` once
+		// the bundle has been generated
+		!production && serve(),
+
+		// Watch the `public` directory and refresh the
+		// browser on changes when not in production
+		!production && livereload('public'),
+
+		// If we're building for production (npm run build
+		// instead of npm run dev), minify
+		production && terser()
+	],
+	watch: {
+		clearScreen: false
+	},
+	external: ['leaflet'],
+};
--- a/src/App.svelte
+++ b/src/App.svelte
@ -0,0 +1,219 @@
+<script lang="ts">
+	import L from 'leaflet';
+	import { onMount } from 'svelte';
+
+	let MAPBOX_ACCESS_TOKEN: string | undefined = void 0;
+
+	let error: string | undefined = void 0;
+	let followLocation = true;
+
+	let darkMode = false;
+	let map: L.Map | undefined = void 0;
+	const mapLayers = {
+		dark: L.tileLayer('https://api.mapbox.com/styles/v1/{id}/tiles/{z}/{x}/{y}?access_token={accessToken}', {
+			attribution: 'Map data &copy; <a href="https://www.openstreetmap.org/copyright">OpenStreetMap</a> contributors, Imagery © <a href="https://www.mapbox.com/">Mapbox</a>',
+			maxZoom: 18,
+			id: 'mapbox/dark-v10',
+			tileSize: 512,
+			zoomOffset: -1,
+			accessToken: MAPBOX_ACCESS_TOKEN,
+		}),
+		light: L.tileLayer('https://api.mapbox.com/styles/v1/{id}/tiles/{z}/{x}/{y}?access_token={accessToken}', {
+			attribution: 'Map data &copy; <a href="https://www.openstreetmap.org/copyright">OpenStreetMap</a> contributors, Imagery © <a href="https://www.mapbox.com/">Mapbox</a>',
+			maxZoom: 18,
+			id: 'mapbox/light-v10',
+			tileSize: 512,
+			zoomOffset: -1,
+			accessToken: MAPBOX_ACCESS_TOKEN,
+		}),
+	};
+	const locationCircleLayerGroup = L.layerGroup();
+	$: if (map) {
+		locationCircleLayerGroup.addTo(map);
+	}
+
+	const geolocation = navigator.geolocation;
+	if (!geolocation) {
+		error = 'Geolocation not available';
+	}
+	let geoWatchHandle: ReturnType<InstanceType<typeof Geolocation>["watchPosition"]> | undefined = void 0;
+
+	if (window.matchMedia) {
+		window.matchMedia('(prefers-color-scheme: dark)').addEventListener('change', e => {
+			if (!darkMode && e.matches) {
+				darkMode = true;
+			}
+			else if (darkMode && !e.matches) {
+				darkMode = false;
+			}
+		});
+	}
+
+	onMount(async () => {
+		const matResp = await fetch('/MAPBOX_ACCESS_TOKEN.txt');
+		MAPBOX_ACCESS_TOKEN = (await matResp.text()).trim();
+
+		map = L.map('mapid', {
+			zoomDelta: 1,
+			zoomSnap: 0.25,
+		}).setView([0, 0], 1);
+	});
+
+	// Set light or dark mode MapBox layer
+	$: {
+		if (map) {
+			if (!darkMode) {
+				mapLayers.light.addTo(map);
+			}
+			else {
+				mapLayers.dark.addTo(map);
+			}
+		}
+	}
+
+	let coords: GeolocationCoordinates | undefined = void 0;
+	$: if (coords) {
+		locationCircleLayerGroup.clearLayers();
+		L.circle({lat: coords.latitude, lng: coords.longitude, alt: coords.altitude}, {
+			radius: coords.accuracy,
+			opacity: 0.2,
+		}).addTo(locationCircleLayerGroup);
+		L.circle([coords.latitude, coords.longitude], {
+			radius: 10,
+			opacity: 0.75,
+		}).addTo(locationCircleLayerGroup);
+	}
+	else {
+		locationCircleLayerGroup.clearLayers();
+	}
+	$: if (coords && followLocation) {
+		map.fitBounds(
+			L.latLng(coords.latitude, coords.longitude).toBounds(coords.accuracy * 2), 
+			{
+				animate: true, 
+				duration: 1,
+			},
+		);
+	} else if (map) {
+		map.setZoom(1, {
+			animate: true,
+			duration: 5,
+		});
+	}
+
+	function onPosition(e: GeolocationPosition) {
+		error = void 0;
+		coords = e.coords;
+	}
+
+	function onLocationButtonClick() {
+		if (geoWatchHandle === void 0) {
+			geoWatchHandle = geolocation.watchPosition(onPosition, (e) => {
+				setTimeout(() => {geoWatchHandle = void 0;}, 0);
+				if (e.code === e.PERMISSION_DENIED) {
+					error = 'Geolocation Permission Denied';
+				}
+				else if (e.code === e.POSITION_UNAVAILABLE) {
+					error = 'Geolocation Unavailable';
+				}
+				else {
+					error = `Unknown Error: ${e}`;
+				}
+			}, {
+				enableHighAccuracy: true,
+			});
+		}
+		else {
+			geolocation.clearWatch(geoWatchHandle);
+			geoWatchHandle = void 0;
+			setTimeout(() => {
+				coords = void 0;
+			}, 1000);
+		}
+	}
+
+	function toggleFollowLocation() {
+		followLocation = !followLocation;
+	}
+</script>
+
+<main>
+	<h1>Location Preview</h1>
+	{#if error}
+		<p class="error">{error}</p>
+	{/if}
+	{#if coords}
+		<div id="coordsDiv">
+			<table>
+				<tr>
+					<th>Field</th>
+					<th>Value</th>
+				</tr>
+				<tr>
+					<td>Latitude</td>
+					<td>{coords.latitude}</td>
+				</tr>
+				<tr>
+					<td>Longitude</td>
+					<td>{coords.longitude}</td>
+				</tr>
+				<tr>
+					<td>Accuracy</td>
+					<td>{Math.round(coords.accuracy)} m</td>
+				</tr>
+			</table>
+		</div>
+	{/if}
+	<div id="button-area">
+		{#key geoWatchHandle}
+			<button on:click={onLocationButtonClick}>{geoWatchHandle ? "Stop Watching" : "Find Location"}</button>
+		{/key}
+		{#key followLocation}
+			<button on:click={toggleFollowLocation}>{followLocation ? "Stop Zooming to Location" : "Zoom to Location"}</button>
+		{/key}
+	</div>
+
+	<div id="mapid"></div>
+</main>
+
+<style>
+	main {
+		text-align: center;
+		padding: 1em;
+		margin: 0 auto;
+	}
+
+	h1 {
+		color: #ff3e00;
+		text-transform: uppercase;
+		font-size: 2em;
+		font-weight: 100;
+	}
+
+	p.error {
+		font-size: 1.25em;
+		color: #D32F2F;
+		border-left: 5px #D32F2F solid;
+		margin-left: auto;
+		margin-right: auto;
+	}
+
+	#mapid {
+		height: 300px;
+		max-width: 700px;
+		margin-left: auto;
+		margin-right: auto;
+	}
+
+	#coordsDiv {
+		display: flex;
+		justify-content: center;
+	}
+	#coordsDiv table {
+		border-collapse: collapse;
+	}
+	#coordsDiv td {
+		border: 1px solid black;
+		padding: 8px;
+	}
+</style>
--- a/src/global.d.ts
+++ b/src/global.d.ts
@ -0,0 +1 @@
+/// <reference types="svelte" />
--- a/src/main.ts
+++ b/src/main.ts
@ -0,0 +1,9 @@
+import App from './App.svelte';
+
+const app = new App({
+	target: document.body,
+	props: {
+	}
+});
+
+export default app;
--- a/tsconfig.json
+++ b/tsconfig.json
@ -0,0 +1,9 @@
+{
+  "extends": "@tsconfig/svelte/tsconfig.json",
+
+  "include": ["src/**/*"],
+  "exclude": ["node_modules/*", "__sapper__/*", "public/*"],
+  "compilerOptions": {
+    "sourceMap": true
+  }
+}
--- a/yarn.lock
+++ b/yarn.lock