/**
 * DamageSystem.ts
 *
 * Damage calculation: damage types, resistances, critical hits,
 * damage-over-time, armor penetration, and damage events.
 *
 * @module combat
 */
export type DamageType = 'physical' | 'fire' | 'ice' | 'lightning' | 'poison' | 'holy' | 'dark' | 'true';
export interface DamageInstance {
    id: string;
    sourceId: string;
    targetId: string;
    baseDamage: number;
    type: DamageType;
    isCritical: boolean;
    finalDamage: number;
    timestamp: number;
}
export interface Resistances {
    physical: number;
    fire: number;
    ice: number;
    lightning: number;
    poison: number;
    holy: number;
    dark: number;
}
export interface DotEffect {
    id: string;
    sourceId: string;
    targetId: string;
    type: DamageType;
    damagePerTick: number;
    tickInterval: number;
    duration: number;
    elapsed: number;
    lastTick: number;
    stacks: number;
}
export interface DamageConfig {
    critChance: number;
    critMultiplier: number;
    armorPenetration: number;
    globalMultiplier: number;
}
export declare class DamageSystem {
    private config;
    private damageLog;
    private dots;
    private resistances;
    private callbacks;
    setConfig(config: Partial<DamageConfig>): void;
    getConfig(): DamageConfig;
    setResistances(entityId: string, res: Partial<Resistances>): void;
    getResistances(entityId: string): Resistances;
    calculateDamage(sourceId: string, targetId: string, baseDamage: number, type: DamageType, forceCrit?: boolean): DamageInstance;
    applyDoT(sourceId: string, targetId: string, type: DamageType, damagePerTick: number, tickInterval: number, duration: number, stacks?: number): DotEffect;
    updateDoTs(dt: number): DamageInstance[];
    getActiveDoTs(targetId?: string): DotEffect[];
    onDamage(callback: (dmg: DamageInstance) => void): void;
    getDamageLog(limit?: number): DamageInstance[];
    getTotalDamageDealt(sourceId: string): number;
    clearLog(): void;
}
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