hype/src/index.tsx
2025-11-29 13:06:19 -08:00

97 lines
3.0 KiB
TypeScript

import { join } from 'path'
import { type Context, Hono } from 'hono'
import { serveStatic } from 'hono/bun'
import color from 'kleur'
import { transpile } from './utils'
import defaultLayout from './layout'
const SHOW_HTTP_LOG = true
const CSS_RESET = await Bun.file(join(import.meta.dir, '/reset.css')).text()
export class Hype extends Hono {
routesRegistered = false
constructor() {
super()
}
registerRoutes() {
if (this.routesRegistered) return
this.routesRegistered = true
// static assets in pub/
this.use('/*', serveStatic({ root: './pub' }))
// css lives in src/, close to real code
this.use('/css/*', serveStatic({ root: './src' }))
// console logging
this.use('*', async (c, next) => {
if (!SHOW_HTTP_LOG) return await next()
const start = Date.now()
await next()
const end = Date.now()
const fn = c.res.status < 400 ? color.green : c.res.status < 500 ? color.yellow : color.red
const method = c.req.method === 'GET' ? color.cyan(c.req.method) : color.magenta(c.req.method)
console.log(fn(`${c.res.status}`), `${color.bold(method)} ${c.req.url} (${end - start}ms)`)
})
// css reset
this.get('/css/reset.css', async c => new Response(CSS_RESET, {
headers: { 'Content-Type': 'text/css' }
}))
// serve transpiled js
this.on('GET', ['/js/:path{.+}', '/shared/:path{.+}'], async c => {
let path = './src/' + c.req.path.replace('..', '.')
// path must end in .js or .ts
if (!path.endsWith('.js') && !path.endsWith('.ts')) path += '.ts'
const ts = path.replace('.js', '.ts')
if (await Bun.file(ts).exists()) {
return new Response(await transpile(ts), { headers: { 'Content-Type': 'text/javascript' } })
} else if (await Bun.file(path).exists()) {
return new Response(Bun.file(path), { headers: { 'Content-Type': 'text/javascript' } })
} else {
return render404(c)
}
})
// file based routing
this.on('GET', ['/', '/:page'], async c => {
const pageName = (c.req.param('page') ?? 'index').replace('.', '')
if (pageName.startsWith('_')) return render404(c)
const path = join(process.env.PWD ?? '.', `./src/pages/${pageName}.tsx`)
if (!(await Bun.file(path).exists()))
return render404(c)
const layoutPath = join(process.env.PWD ?? '.', `./src/pages/_layout.tsx`)
let Layout = defaultLayout
if (await Bun.file(layoutPath).exists())
Layout = (await import(layoutPath + `?t=${Date.now()}`)).default
const page = await import(path + `?t=${Date.now()}`)
const innerHTML = typeof page.default === 'function' ? <page.default req={c.req} /> : page.default
const withLayout = Layout ? <Layout>{innerHTML}</Layout> : innerHTML
return c.html(withLayout)
})
}
get defaults() {
this.registerRoutes()
return {
fetch: this.fetch,
idleTimeout: 255
}
}
}
function render404(c: Context) {
return c.text('File not found', 404)
}