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Feror 2025-05-22 17:29:22 +02:00
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.gitignore vendored Normal file
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# dependencies (bun install)
node_modules
# output
out
dist
*.tgz
# code coverage
coverage
*.lcov
# logs
logs
_.log
report.[0-9]_.[0-9]_.[0-9]_.[0-9]_.json
# dotenv environment variable files
.env
.env.development.local
.env.test.local
.env.production.local
.env.local
# caches
.eslintcache
.cache
*.tsbuildinfo
# IntelliJ based IDEs
.idea
# Finder (MacOS) folder config
.DS_Store

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README.md Normal file
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# test-react-location
To install dependencies:
```bash
bun install
```
To run:
```bash
bun run index.ts
```
This project was created using `bun init` in bun v1.2.14. [Bun](https://bun.sh) is a fast all-in-one JavaScript runtime.

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{
"lockfileVersion": 1,
"workspaces": {
"": {
"name": "test-react-location",
"devDependencies": {
"@types/bun": "latest",
},
"peerDependencies": {
"typescript": "^5",
},
},
},
"packages": {
"@types/bun": ["@types/bun@1.2.14", "", { "dependencies": { "bun-types": "1.2.14" } }, "sha512-VsFZKs8oKHzI7zwvECiAJ5oSorWndIWEVhfbYqZd4HI/45kzW7PN2Rr5biAzvGvRuNmYLSANY+H59ubHq8xw7Q=="],
"@types/node": ["@types/node@22.15.21", "", { "dependencies": { "undici-types": "~6.21.0" } }, "sha512-EV/37Td6c+MgKAbkcLG6vqZ2zEYHD7bvSrzqqs2RIhbA6w3x+Dqz8MZM3sP6kGTeLrdoOgKZe+Xja7tUB2DNkQ=="],
"bun-types": ["bun-types@1.2.14", "", { "dependencies": { "@types/node": "*" } }, "sha512-Kuh4Ub28ucMRWeiUUWMHsT9Wcbr4H3kLIO72RZZElSDxSu7vpetRvxIUDUaW6QtaIeixIpm7OXtNnZPf82EzwA=="],
"typescript": ["typescript@5.8.3", "", { "bin": { "tsc": "bin/tsc", "tsserver": "bin/tsserver" } }, "sha512-p1diW6TqL9L07nNxvRMM7hMMw4c5XOo/1ibL4aAIGmSAt9slTE1Xgw5KWuof2uTOvCg9BY7ZRi+GaF+7sfgPeQ=="],
"undici-types": ["undici-types@6.21.0", "", {}, "sha512-iwDZqg0QAGrg9Rav5H4n0M64c3mkR59cJ6wQp+7C4nI0gsmExaedaYLNO44eT4AtBBwjbTiGPMlt2Md0T9H9JQ=="],
}
}

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<!DOCTYPE html>
<html lang="fr">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Document</title>
<script src="./script.ts"></script>
</head>
<body>
<h1>Current position</h1>
<p id="position">x: <br>y: </p>
</body>
</html>

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front/script.ts Normal file
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const positionP = document.getElementById("position")!;
const ws = new WebSocket(`ws://${location.host}/ws/broadcast`);
setInterval(() => {
navigator.geolocation.getCurrentPosition(
(position) => {
ws.send(
JSON.stringify({
x: position.coords.latitude,
y: position.coords.longitude,
z: position.coords.altitude,
})
);
positionP.innerHTML = `x: ${position.coords.latitude}<br> y: ${position.coords.longitude}`;
},
(error) => {
positionP.innerText = JSON.stringify(error);
}
);
}, 1000);

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index.ts Normal file
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import { serve, type ServerWebSocket, type WebSocketHandler } from "bun";
import front from "./front/index.html";
const subscribers = [] as ServerWebSocket<{ uuid?: string; role: "broadcast" | "subscribe" }>[];
const server = serve({
routes: {
"/": front,
"/ws/broadcast": (req, server) => {
const uuid = crypto.randomUUID();
if (
server.upgrade(req, {
data: { uuid, role: "broadcast" },
})
) {
return;
}
return new Response("Upgrade required", { status: 426 });
},
"/ws/subscribe": (req, server) => {
const uuid = crypto.randomUUID();
if (
server.upgrade(req, {
data: { uuid, role: "subscribe" },
})
) {
return;
}
return new Response("Upgrade required", { status: 426 });
},
},
development: {
console: true,
},
websocket: {
open(ws) {
if (ws.data.role === "subscribe") {
subscribers.push(ws);
} else if (ws.data.role === "broadcast") {
ws.send("Connected to broadcast");
}
},
message(ws, message) {
console.log("Received message", message.toString());
if (ws.data.role === "broadcast") {
const uuid = ws.data.uuid;
const coords = JSON.parse(message.toString());
const messageToSend = JSON.stringify({
geometry: {
...coords,
spatialReference: {
wkid: 4326,
},
},
attributes: {
uuid,
},
});
subscribers.forEach((subscriber) => {
subscriber.send(messageToSend);
});
} else if (ws.data.role === "subscribe") {
ws.send(`Received message: ${message}`);
}
},
close(ws) {},
} as WebSocketHandler<{ uuid?: string; role: "broadcast" | "subscribe" }>,
});
console.log(`Server running at ${server.url}`);

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{
"name": "test-react-location",
"module": "index.ts",
"type": "module",
"private": true,
"devDependencies": {
"@types/bun": "latest"
},
"peerDependencies": {
"typescript": "^5"
}
}

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{
"compilerOptions": {
// Environment setup & latest features
"lib": ["ESNext", "DOM"],
"target": "ESNext",
"module": "Preserve",
"moduleDetection": "force",
"jsx": "react-jsx",
"allowJs": true,
// Bundler mode
"moduleResolution": "bundler",
"allowImportingTsExtensions": true,
"verbatimModuleSyntax": true,
"noEmit": true,
// Best practices
"strict": true,
"skipLibCheck": true,
"noFallthroughCasesInSwitch": true,
"noUncheckedIndexedAccess": true,
"noImplicitOverride": true,
// Some stricter flags (disabled by default)
"noUnusedLocals": false,
"noUnusedParameters": false,
"noPropertyAccessFromIndexSignature": false
}
}