import { spawn } from 'child_process'

export const CONTAINERS_ROOT = '/tmp/phc-run/containers'

export const getContainerPath = (ns, uuid) => `${CONTAINERS_ROOT}/${ns}/${uuid}`

export function runCommand(command, args, options = { stdin: null, capture: ['stdout', 'stderr'] }) {
    console.log(`Running: ${command} ${JSON.stringify(args)}`)

    return new Promise((resolve, reject) => {
        const child = spawn(command, args)

        let output = ''

        if (options.capture.includes('stdout')) {
            child.stdout.on('data', data => {
                output += data.toString()
            })
        }

        if (options.capture.includes('stderr')) {
            child.stderr.on('data', data => {
                output += data.toString()
            })
        }

        if (options.stdin) {
            child.stdin.write(options.stdin)
        }

        child.on('close', code => {
            if (code === 0) {
                resolve(output)
            } else {
                reject(new Error(`Command failed with code ${code}: ${output}`))
                console.error('Command error:', output)
            }
        })
    })
}