elk/server/api/[server]/oauth/[origin].ts

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import { stringifyQuery } from 'ufo'
export default defineEventHandler(async (event) => {
let { server, origin } = getRouterParams(event)
server = server.toLocaleLowerCase().trim()
origin = decodeURIComponent(origin)
const app = await getApp(origin, server)
if (!app) {
throw createError({
statusCode: 400,
statusMessage: `App not registered for server: ${server}`,
})
}
const { code } = getQuery(event)
if (!code) {
throw createError({
statusCode: 422,
statusMessage: 'Missing authentication code.',
})
}
try {
const result: any = await $fetch(`https://${server}/oauth/token`, {
method: 'POST',
body: {
client_id: app.client_id,
client_secret: app.client_secret,
redirect_uri: getRedirectURI(origin, server),
grant_type: 'authorization_code',
code,
scope: 'read write follow push',
},
retry: 3,
})
const url = `/signin/callback?${stringifyQuery({ server, token: result.access_token, vapid_key: app.vapid_key })}`
await sendRedirect(event, url, 302)
}
catch (e) {
throw createError({
statusCode: 400,
statusMessage: 'Could not complete log in.',
})
}
})