elk/server/utils/shared.ts

101 lines
2.8 KiB
TypeScript

import { $fetch } from 'ofetch'
import kv from 'unstorage/drivers/cloudflare-kv-http'
import fs from 'unstorage/drivers/fs'
import memory from 'unstorage/drivers/memory'
import vercelKVDriver from 'unstorage/drivers/vercel-kv'
import cached from '../cache-driver'
// @ts-expect-error virtual import
import { env } from '#build-info'
// @ts-expect-error virtual import
import { driver } from '#storage-config'
import { version } from '~/config/env'
import { APP_NAME } from '~/constants'
import type { AppInfo } from '~/types'
const storage = useStorage<AppInfo>()
if (driver === 'fs') {
const config = useRuntimeConfig()
storage.mount('servers', fs({ base: config.storage.fsBase }))
}
else if (driver === 'cloudflare') {
const config = useRuntimeConfig()
storage.mount('servers', cached(kv({
accountId: config.cloudflare.accountId,
namespaceId: config.cloudflare.namespaceId,
apiToken: config.cloudflare.apiToken,
})))
}
else if (driver === 'vercel') {
const config = useRuntimeConfig()
storage.mount('servers', cached(vercelKVDriver({
url: config.vercel.url,
token: config.vercel.token,
env: config.vercel.env,
base: config.vercel.base,
})))
}
else if (driver === 'memory') {
storage.mount('servers', memory())
}
export function getRedirectURI(origin: string, server: string) {
origin = origin.replace(/\?.*$/, '')
return `${origin}/api/${server}/oauth/${encodeURIComponent(origin)}`
}
export const defaultUserAgent = `${APP_NAME}/${version}`
async function fetchAppInfo(origin: string, server: string) {
const app: AppInfo = await $fetch(`https://${server}/api/v1/apps`, {
method: 'POST',
headers: {
'user-agent': defaultUserAgent,
},
body: {
client_name: APP_NAME + (env !== 'release' ? ` (${env})` : ''),
website: 'https://elk.zone',
redirect_uris: getRedirectURI(origin, server),
scopes: 'read write follow push',
},
})
return app
}
export async function getApp(origin: string, server: string) {
const host = origin.replace(/^https?:\/\//, '').replace(/\W/g, '-').replace(/\?.*$/, '')
const key = `servers:v3:${server}:${host}.json`.toLowerCase()
try {
if (await storage.hasItem(key))
return (storage.getItem(key, {}) as Promise<AppInfo>)
const appInfo = await fetchAppInfo(origin, server)
await storage.setItem(key, appInfo)
return appInfo
}
catch {
return null
}
}
export async function deleteApp(server: string) {
const keys = (await storage.getKeys(`servers:v3:${server}:`))
for (const key of keys)
await storage.removeItem(key)
}
export async function listServers() {
const keys = await storage.getKeys('servers:v3:')
const servers = new Set<string>()
for await (const key of keys) {
const id = key.split(':')[2]
if (id)
servers.add(id.toLocaleLowerCase())
}
return Array.from(servers).sort()
}