import { TACTICAL_STYLE_OPTIONS } from "@/types/tacticsTypes";
import type { TacticalStyle } from "@/types/tacticsTypes";
import type { Variant } from "@/lab/types";

export function tacticLabel(style: TacticalStyle): string {
  return TACTICAL_STYLE_OPTIONS.find((o) => o.value === style)?.label ?? style;
}

/** Auto-label for a single variant: "4-3-3 · High Press" */
export function generateVariantLabel(formation: string, style: TacticalStyle): string {
  return `${formation} · ${tacticLabel(style)}`;
}

/** Auto-name for the whole scenario based on its variant pool. */
export function generateScenarioName(variants: Variant[]): string {
  if (variants.length === 0) return "Untitled";

  const formations = [...new Set(variants.map((v) => v.formation))];
  const tactics    = [...new Set(variants.map((v) => v.tacticalStyle))];

  if (formations.length === 1 && tactics.length === 1) {
    return generateVariantLabel(formations[0]!, tactics[0]! as TacticalStyle);
  }
  if (formations.length === 1) {
    return `${formations[0]} — ${tactics.length} tactics`;
  }
  if (tactics.length === 1) {
    return `${formations.length} formations — ${tacticLabel(tactics[0]! as TacticalStyle)}`;
  }
  return `${formations.length} formations × ${tactics.length} tactics`;
}