import { createHash } from 'node:crypto'
import { findActiveClientByTokenHash, markClientUsed } from '~/data/repositories/clients'
import type { ApiClient } from '~/data/schema'

export function hashToken(token: string): string {
	return createHash('sha256').update(token).digest('hex')
}

export async function resolveClient(request: Request): Promise<ApiClient | undefined> {
	const header = request.headers.get('authorization')

	if (!header?.startsWith('Bearer ')) {
		return undefined
	}

	const token = header.slice('Bearer '.length).trim()

	if (token.length === 0) {
		return undefined
	}

	const client = await findActiveClientByTokenHash(hashToken(token))

	if (client) {
		await markClientUsed(client.id)
	}

	return client
}