Interface CombatSystem

interface CombatSystem {
    calculateDamage: (
        technique: KoreanTechnique,
        attacker: PlayerState,
        defender: PlayerState,
    ) => number;
    processTechnique: (
        technique: KoreanTechnique,
        attacker: PlayerState,
        defender: PlayerState,
    ) => any;
    update: (
        players: readonly [PlayerState, PlayerState],
        deltaTime: number,
    ) => any;
}