import "../_dnt.polyfills.js";
import * as dntShim from "../_dnt.shims.js";
import { CapiBinary } from "../deps/capi_binary_builds.js"
import { Command } from "../deps/cliffy.js"

export const bin = new Command()
  .description("Execute <binary>@<version> with [args...]")
  .arguments("<binary:string> <version:string> [...args:string]")
  .stopEarly()
  .example("run a polkadot node in dev mode", "capi bin polkadot v0.9.41 --dev")
  .example(
    "build a chain spec for Rococo local",
    "capi bin polkadot v0.9.41 build-spec --chain rococo-local",
  )
  .action(runBin)

async function runBin(
  _options: void,
  binary: string,
  version: string,
  ...args: string[]
) {
  const bin = new CapiBinary(binary, version)
  if (!(await bin.exists())) {
    console.error("Downloading", bin.key)
    await bin.download()
  }
  const child = new dntShim.Deno.Command(bin.path, {
    args,
    stdin: "inherit",
    stdout: "inherit",
    stderr: "inherit",
  }).spawn()
  for (const signal of ["SIGTERM", "SIGINT"] satisfies dntShim.Deno.Signal[]) {
    dntShim.Deno.addSignalListener(signal, () => {
      child.kill(signal)
    })
  }
  dntShim.Deno.exit((await child.status).code)
}