import * as LucideIcons from "@lucide/vue"

let iconMap: Record<string, any> | null = null

function loadIcons() {
  if (iconMap) return
  const map: Record<string, any> = {}
  for (const [key, component] of Object.entries(LucideIcons)) {
    if (key !== "default" && key !== "createLucideIcon" && typeof key === "string" && key.charAt(0) === key.charAt(0).toUpperCase()) {
      map[key] = component
    }
  }
  iconMap = map
}

/** 同步获取图标组件，传入 null/空字符串时返回 null */
export function getIcon(name?: string | null) {
  if (!iconMap) loadIcons()
  if (!name || !iconMap) return null
  return iconMap[name] || null
}