import { type Fit } from "@/lib/api"
import { cn } from "@/lib/utils"
import { ROLES, roleTone, roleMeta } from "@/lib/roleMeta"

// Klartext-Schicht: Rollen-Namen/Icons/Farben leben jetzt zentral in lib/roleMeta.ts.
// Re-Export hält bestehende Importe (Cockpit, ModelsCard, …) stabil.
export { ROLES, roleTone, roleMeta }

// Rollen-Badge in Klartext: Icon + Zweck-Name, technisches Kürzel als Tooltip.
// `dense` = nur Kurzform (für enge Badges).
export function RoleLabel({
  role,
  dense = false,
  className,
}: {
  role?: string | null
  dense?: boolean
  className?: string
}) {
  const meta = roleMeta(role)
  const Icon = meta.icon
  return (
    <span
      className={cn(
        "inline-flex items-center gap-1 rounded px-1.5 py-0.5 text-[10px] font-semibold border tracking-wide",
        meta.tone,
        className,
      )}
      title={`${meta.desc} (${meta.role})`}
    >
      <Icon className="h-3 w-3 shrink-0" aria-hidden="true" />
      {dense ? meta.short : meta.label}
    </span>
  )
}

export function FitBadge({ fit }: { fit: Fit }) {
  const tone = {
    perfect: "bg-emerald-500/15 text-emerald-400 border border-emerald-500/20",
    marginal: "bg-amber-500/15 text-amber-400 border border-amber-500/20",
    too_tight: "bg-red-500/15 text-red-400 border border-red-500/20",
  }[fit.level]
  return (
    <span className={cn("rounded px-2 py-0.5 text-[10px] font-semibold uppercase tracking-wider font-mono", tone)}>
      {fit.text} • {fit.req_gb} GB RAM
    </span>
  )
}

export function getBrandInfo(name: string) {
  const low = name.toLowerCase()
  if (low.includes("qwen")) return { name: "Qwen", color: "bg-purple-500/20 text-purple-300 border-purple-500/30", initial: "Q" }
  if (low.includes("gemma")) return { name: "Gemma", color: "bg-blue-500/20 text-blue-300 border-blue-500/30", initial: "G" }
  if (low.includes("llama")) return { name: "Llama", color: "bg-red-500/20 text-red-300 border-red-500/30", initial: "🦙" }
  if (low.includes("mistral") || low.includes("mixtral")) return { name: "Mistral", color: "bg-orange-500/20 text-orange-300 border-orange-500/30", initial: "M" }
  if (low.includes("deepseek")) return { name: "DeepSeek", color: "bg-cyan-500/20 text-cyan-300 border-cyan-500/30", initial: "D" }
  if (low.includes("hermes") || low.includes("nous")) return { name: "Hermes", color: "bg-amber-500/20 text-amber-300 border-amber-500/30", initial: "H" }
  if (low.includes("phi")) return { name: "Phi", color: "bg-emerald-500/20 text-emerald-300 border-emerald-500/30", initial: "Φ" }
  return { name: "Other", color: "bg-slate-500/20 text-slate-300 border-slate-500/30", initial: "AI" }
}