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'use strict'
import { DatabaseSync } from 'node:sqlite'
import { createServer } from 'node:http'
const initializeDatabase = () => {
const db = new DatabaseSync(':memory:')
db.exec(`
CREATE TABLE eagles(
id INTEGER PRIMARY KEY,
mac_address TEXT,
key TEXT
) STRICT
`)
return db
}
const indexController = (req, res) => {
res.writeHead(200, { 'Content-Type': 'text/plain' })
res.end('It works!\n')
}
const getTimeControlller = (req, res) => {
res.writeHead(200, { 'Content-Type': 'application/json' })
res.end(JSON.stringify({ time: Math.floor(Date.now() / 1000) }))
}
const eagleController = (req, res) => {
const [, query] = req.url.split('?')
const params = new URLSearchParams(query)
switch (params.get('path')) {
case 'eagle/GET/genId':
eagleGenIdController(req, res)
break
default:
notFoundController(req, res)
break
}
}
const eagleGenIdController = (req, res) => {
const [, query] = req.url.split('?')
const params = new URLSearchParams(query)
const { mac, key } = JSON.parse(params.get('params') || '{}')
if (mac === undefined || key === undefined) {
res.writeHead(400, { 'Content-Type': 'application/json' })
res.end('{}\n')
return
}
const record = database
.prepare('INSERT INTO eagles(mac_address, key) VALUES(?, ?)')
.run(mac, key)
res.writeHead(200, { 'Content-Type': 'application/json' })
res.end(JSON.stringify({
status: 200,
data: {
eagleId: record.lastInsertRowid
}
}))
}
const exchangeController = (req, res) => {
const [, query] = req.url.split('?')
const params = new URLSearchParams(query)
const device = params.get('device')
if (device === null) {
res.writeHead(422)
res.end()
return
}
const record = database
.prepare('SELECT * FROM eagles WHERE id = ?')
.get(device)
if (record === undefined) {
res.writeHead(404)
res.end()
return
}
res.writeHead(200, { 'Content-Type': 'application/json' })
res.end(JSON.stringify({ key: record.key }))
}
const notFoundController = (req, res) => {
res.writeHead(404)
res.end()
}
const server = createServer((req, res) => {
const routes = [
{ method: 'GET', path: '/', handler: indexController },
{ method: 'GET', path: '/gettime', handler: getTimeControlller },
{ method: 'GET', path: '/eagle', handler: eagleController },
{ method: 'GET', path: '/exchange', handler: exchangeController },
]
const [path] = req.url.split('?')
for (const route of routes) {
if (req.method === route.method && path === route.path) {
return route.handler(req, res)
}
}
notFoundController(req, res)
})
const hostname = process.env.HOSTNAME || '0.0.0.0'
const port = process.env.PORT || 80
const database = initializeDatabase()
server.listen(port, hostname, () => {
console.log(`Listening on ${hostname}:${port}`)
})
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