Created
March 6, 2024 16:55
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import express from "express" | |
import mongoose from "mongoose" | |
import { customAlphabet } from "nanoid" | |
const app = express() | |
app.use(express.json()) | |
const nanoid = customAlphabet("1234567890abcdef", 8) | |
const urlSchema = new mongoose.Schema( | |
{ | |
originalUrl: String, | |
shortUrl: String | |
}, | |
{ timestamps: true } | |
) | |
const Url = mongoose.model("Url", urlSchema) | |
app.get("/urls", async (req, res) => { | |
const allUrlDocs = await Url.find({}, { __v: 0, _id: 0, updatedAt: 0 }) | |
return res.json({ urls: allUrlDocs }) | |
}) | |
app.get("/urls/:shortUrl", async (req, res) => { | |
const { shortUrl } = req.params | |
const urlDoc = await Url.findOne({ shortUrl }) | |
if (urlDoc) { | |
res.redirect(urlDoc.originalUrl) | |
} else { | |
res.status(404).json({ message: "URL not found or expired" }) | |
} | |
}) | |
app.post("/urls", async (req, res) => { | |
const { originalUrl, customPath } = req.body | |
let urlDoc | |
if (customPath) { | |
urlDoc = new Url({ originalUrl, shortUrl: customPath }) | |
} else { | |
const shortUrl = nanoid() | |
urlDoc = new Url({ originalUrl, shortUrl }) | |
} | |
await urlDoc.save() | |
res.status(201).json({ | |
originalUrl: urlDoc.originalUrl, | |
shortUrl: `http://localhost:3000/urls/${urlDoc.shortUrl}` | |
}) | |
}) | |
app.patch("/urls/:shortUrl", async (req, res) => { | |
const { shortUrl } = req.params | |
const { newOriginalUrl } = req.body | |
const updatedUrl = await Url.findOneAndUpdate( | |
{ shortUrl }, | |
{ originalUrl: newOriginalUrl }, | |
{ new: true } | |
) | |
if (updatedUrl) { | |
res.json({ | |
message: "URL updated successfully", | |
updatedUrl: { | |
originalUrl: updatedUrl.originalUrl, | |
shortUrl: `http://localhost:3000/urls/${updatedUrl.shortUrl}` | |
} | |
}) | |
} else { | |
res.status(404).json({ message: "URL not found" }) | |
} | |
}) | |
/* | |
app.delete("/urls/:shortUrl", async (req, res) => { | |
const { shortUrl } = req.params | |
const deletedUrl = await Url.findOneAndDelete({ shortUrl }) | |
if (deletedUrl) { | |
res.json({ message: "URL deleted successfully" }) | |
} else { | |
res.status(404).json({ message: "URL not found" }) | |
} | |
}) | |
*/ | |
app.listen(3000, async () => { | |
console.log(`Server is running on port 3000`) | |
await mongoose.connect("mongodb://127.0.0.1/urlShortener") | |
console.log("Connected to the database") | |
}) |
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