live-calc.ts

import "@johnlindquist/kit"

// prefer using the full path
let qalc = `/opt/homebrew/bin/qalc`

let currentValue = ""
await arg(
  {
    placeholder: "Qalculate",
    enter: "Copy Result to Clipboard",
  },
  async input => {
    let { stdout } = await exec(`${qalc} "${input}"`)
    // yay for "at" 💪
    currentValue = stdout.split("≈")?.at(-1)?.trim() || stdout.split("=")?.at(-1)?.trim() || stdout
    // returning a string presents the "panel" (returning an array presents choices)
    // using the markdown helper for basic padding
    return md(`${stdout}`)
  }
)

copy(currentValue)

exit() // Manually teardown in case "qalc" is still running for some reason