/** Pure matcher for the command palette — every query term must appear. */

export interface PaletteItem {
  id: string
  label: string
  group: string
  hint?: string
}

export function matchItems(items: PaletteItem[], q: string, limit = 12): PaletteItem[] {
  const terms = q.trim().toLowerCase().split(/\s+/).filter((t) => t !== '')
  if (terms.length === 0) return items.slice(0, limit)
  const out: PaletteItem[] = []
  for (const item of items) {
    const hay = `${item.label} ${item.hint ?? ''}`.toLowerCase()
    if (terms.every((t) => hay.includes(t))) {
      out.push(item)
      if (out.length >= limit) break
    }
  }
  return out
}