import { waitForSootsimIdle } from './settling'
import type { WsBridge } from '../../ws-bridge'

// default: layout hash stable for 3 consecutive polls. --strict additionally
// requires worker queryStats animation flags to be false — use when the
// target app has no perpetual background animation.
export async function runSettleSubcommand(opts: {
  bridge: WsBridge
  args: string[]
  positional: string[]
}): Promise<void> {
  const { bridge, args, positional } = opts
  const maxMs = positional[1] ? Number(positional[1]) * 1000 : 3000
  if (bridge.plane === 'cloud') {
    const maxFrames = Math.max(1, Math.min(600, Math.ceil(maxMs / 16)))
    const result: unknown = await bridge.send({ type: 'settle', maxFrames })
    const frames =
      result !== null && typeof result === 'object' ? Reflect.get(result, 'frames') : null
    console.log(
      typeof frames === 'number' ? `  settled in ${frames} frames` : '  settled',
    )
    return
  }
  const strict = args.includes('--strict')
  const { elapsed, settled } = await waitForSootsimIdle({ bridge, maxMs, strict })

  if (settled) {
    console.log(`  settled in ${elapsed}ms`)
  } else {
    console.log(`  timed out after ${elapsed}ms (may still be animating)`)
  }
}