export type AffixOp = "add" | "mul";
export interface AffixDef {
    id: string;
    stat: string;
    op?: AffixOp;
    roll: number | [number, number];
    weight: number;
    /** Lowest item level whose roll pool includes this affix; omitted means every level. */
    minLevel?: number;
    namePart?: {
        position: "prefix" | "suffix";
        text: string;
    };
}
export interface AffixPool {
    id: string;
    affixes: readonly AffixDef[];
}
export interface RarityTier {
    id: string;
    weight: number;
    affixCount: number | [number, number];
    statScale?: number;
    namePart?: string;
    pools?: readonly string[];
}
export interface ItemBaseDef {
    id: string;
    name: string;
    baseStats: Record<string, number>;
    pools: readonly string[];
}
export interface RollerConfig {
    pools: readonly AffixPool[];
    rarities: readonly RarityTier[];
}
export interface RolledAffix {
    id: string;
    stat: string;
    op: AffixOp;
    value: number;
}
export interface RolledItem {
    baseId: string;
    rarity: string;
    name: string;
    affixes: readonly RolledAffix[];
    stats: Record<string, number>;
}
export { seededRng } from "../random/rng.js";
export interface AffixRoller {
    rollRarity(rng: () => number): RarityTier;
    roll(base: ItemBaseDef, rarityId: string, rng: () => number): RolledItem;
    rollRandom(base: ItemBaseDef, rng: () => number): RolledItem;
}
/**
 * Rolls randomized gear from a base item: a weighted rarity tier scales base stats and picks
 * prefix/suffix affixes that name and modify the item. Deterministic for a given `rng`.
 *
 * @capability affix-roller roll randomized gear (guns, armor, loot) with rarity tiers, stat scaling and prefix/suffix affixes from a seed
 */
export declare function createAffixRoller(config: RollerConfig): AffixRoller;