/**
 * Base Skill class
 */
export class Skill {
  constructor(id, name, cooldown = 2.0) {
    this.id = id;
    this.name = name;
    this.cooldown = cooldown;
    this.description = '';
  }

  /**
     * Activate the skill
     * @param {Entity} caster - Entity using the skill
     * @param {Engine} engine - Game engine
     * @returns {boolean} - Whether skill was successfully activated
     */
  activate(_caster, _engine) {
    // Override in subclasses
    return false;
  }


  /**
     * Check if skill can be used
     */
  canUse(caster, _engine) {
    const skills = caster.getComponent('Skills');
    if (!skills) return false;
    return !skills.isOnCooldown(this.id);
  }
}