#!/usr/bin/env bun
/**
 * Run tela-skills against localhost (discovers ports via Docker).
 * Usage: bun run localhost -- "console.log(await tela.listProjects())"
 *    or: bun localhost.ts "console.log(await tela.listProjects())"
 */
import { existsSync } from 'node:fs'
import { dirname, join } from 'node:path'
import { homedir } from 'node:os'
import { fileURLToPath } from 'node:url'
import { discoverLocalhostServices, writeLocalhostEnv } from './skill/localhost-utils.ts'

const __dirname = dirname(fileURLToPath(import.meta.url))
const TELA_PRELOAD = join(__dirname, 'skill', 'preload.ts')
const SESSION_PATH = join(homedir(), '.tela', 'session.local')

const args = process.argv.slice(2)
const code = args.join(' ').trim()
if (!code) {
    console.error('Usage: bun localhost.ts "console.log(await tela.listProjects())"')
    process.exit(1)
}

// Check session.local exists
if (!existsSync(SESSION_PATH)) {
    console.error('Error: No localhost session found at ~/.tela/session.local')
    console.error('Run CLI setup first: bunx @meistrari/tela-skills → select Localhost')
    process.exit(1)
}

// Discover ports from Docker
const services = discoverLocalhostServices()
if (!services.telaApiPort) {
    console.error('Error: tela-api Docker container not found. Are local services running?')
    process.exit(1)
}

// Write .env with discovered ports
writeLocalhostEnv(services.telaApiPort, services.telaAppPort)

// Do not inherit a hosted run token: this command must use session.local.
delete process.env.DATA_TOKEN

const proc = Bun.spawn(['bun', '--preload', TELA_PRELOAD, '-e', code], {
    env: {
        ...process.env,
        TELA_API_URL: `http://localhost:${services.telaApiPort}`,
        TELA_APP_URL: `http://localhost:${services.telaAppPort ?? 3000}`,
    },
    stdio: ['inherit', 'inherit', 'inherit'],
})
process.exit(await proc.exited)