/**
 * Override the default Initiative formula to customize special behaviors of the SW5e system.
 * Apply advantage, proficiency, or bonuses where appropriate
 * Apply the dexterity score as a decimal tiebreaker if requested
 * See Combat._getInitiativeFormula for more detail.
 */
export const _getInitiativeFormula = function(combatant) {
  const actor = combatant.actor;
  if ( !actor ) return "1d20";
  const init = actor.data.data.attributes.init;
  const parts = ["1d20", init.mod, (init.prof !== 0) ? init.prof : null, (init.bonus !== 0) ? init.bonus : null];
  if ( actor.getFlag("sw5e", "initiativeAdv") ) parts[0] = "2d20kh";

  // Optionally apply Dexterity tiebreaker
  const tiebreaker = game.settings.get("sw5e", "initiativeDexTiebreaker");
  if ( tiebreaker ) parts.push(actor.data.data.abilities.dex.value / 100);
  return parts.filter(p => p !== null).join(" + ");
};


/* -------------------------------------------- */


/**
 * TODO: A temporary shim until 0.7.x becomes stable
 * @override
 */
TokenConfig.getTrackedAttributes = function(data, _path=[]) {

  // Track the path and record found attributes
  const attributes = {
    "bar": [],
    "value": []
  };

  // Recursively explore the object
  for ( let [k, v] of Object.entries(data) ) {
    let p  = _path.concat([k]);

    // Check objects for both a "value" and a "max"
    if ( v instanceof Object ) {
      const isBar = ("value" in v) && ("max" in v);
      if ( isBar ) attributes.bar.push(p);
      else {
        const inner = this.getTrackedAttributes(data[k], p);
        attributes.bar.push(...inner.bar);
        attributes.value.push(...inner.value);
      }
    }

    // Otherwise identify values which are numeric or null
    else if ( Number.isNumeric(v) || (v === null) ) {
      attributes.value.push(p);
    }
  }
  return attributes;
};