Created
March 15, 2022 22:05
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Node server with images
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<html> | |
<form id="image-form"> | |
<input type="file" accept="image/*" name="image" /> | |
<input type="submit" /> | |
</form> | |
<div id="image-container"></div> | |
<script> | |
let data = { postMessage: "Hello Postworld" }; | |
fetch("/api/posting", { | |
method: "POST", | |
headers: { "Content-Type": "application/json" }, | |
body: JSON.stringify(data), | |
}).then(async (res) => { | |
console.log(res); | |
console.log("response:", await res.json()); | |
}); | |
fetch("/api/getting", { | |
method: "GET", | |
headers: { "Content-Type": "application/json" }, | |
}).then(async (res) => { | |
console.log(res); | |
console.log("response:", await res.json()); | |
}); | |
const imageForm = document.getElementById("image-form"); | |
imageForm.onsubmit = async (e) => { | |
e.preventDefault(); | |
let response = await fetch("/api/upload-image", { | |
method: "POST", | |
body: new FormData(imageForm), | |
}); | |
const image = new Image(100, 100); | |
image.src = URL.createObjectURL(await response.blob()); | |
document.getElementById("image-container").replaceChildren(image); | |
}; | |
</script> | |
</html> |
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const http = require("http"); | |
const fs = require("fs"); | |
const path = require("path"); | |
const busboy = require("busboy"); | |
const PORT = process.env.PORT || 8080; | |
const getReqData = (req) => { | |
return new Promise((resolve, reject) => { | |
try { | |
let body = ""; | |
req.on("data", (chunk) => { | |
body += chunk.toString(); | |
}); | |
req.on("end", () => { | |
resolve(body); | |
}); | |
} catch (error) { | |
reject(error); | |
} | |
}); | |
}; | |
const serveFile = (filePath, res) => { | |
fs.readFile(filePath, (err, data) => { | |
if (err) { | |
res.writeHead(404); | |
res.end(JSON.stringify(err)); | |
return; | |
} | |
res.writeHead(200); | |
res.end(data); | |
}); | |
}; | |
const server = http.createServer(async (req, res) => { | |
if (req.url === "/" && req.method === "GET") { | |
// APPLICATION.HTML | |
return serveFile(__dirname + "/application.html", res); | |
} | |
if (req.url === "/api/getting" && req.method === "GET") { | |
// GETTING | |
res.writeHead(200, { "Content-Type": "application/json" }); | |
return res.end(JSON.stringify({ getMessage: "Hello Getworld" })); | |
} | |
if (req.url === "/api/posting" && req.method === "POST") { | |
// POSTING | |
const post_data = await getReqData(req); | |
res.writeHead(200, { "Content-Type": "application/json" }); | |
return res.end(post_data); | |
} | |
if (req.url === "/api/upload-image" && req.method === "POST") { | |
// UPLOAD IMAGE | |
const bus = busboy({ headers: req.headers }); | |
bus.on("file", (name, file, info) => { | |
//const saveTo = path.join(os.tmpdir(), `busboy-upload-${random()}`); | |
const saveTo = path.join(__dirname, info.filename); | |
file.pipe(fs.createWriteStream(saveTo)); | |
file.on("close", () => { | |
serveFile(saveTo, res); | |
}); | |
}); | |
return req.pipe(bus); | |
} | |
// NOT FOUND | |
res.writeHead(404, { "Content-Type": "application/json" }); | |
res.end(JSON.stringify({ message: "Route not found" })); | |
}); | |
server.listen(PORT, () => { | |
console.log(`server started on port: ${PORT}`); | |
}); |
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