"use strict";

// Layer: data/domain-ids
// Owns current domain identifier order shared by UI, simulation labels, and save schema.
// Old save compatibility is intentionally not preserved; current encode/decode only need
// to agree within the same app build.
(function (global) {
  const FIELD_IDS = Object.freeze(["garden", "cage", "park"]);
  const GROUND_IDS = Object.freeze(["soil", "dirt", "concrete", "blanket", "foot_massage", "ice", "laboratory"]);
  const WEATHER_IDS = Object.freeze(["sunny", "cloudy", "light_rain"]);
  const MOOD_IDS = Object.freeze(["relaxed", "devastation", "crisis", "confusion", "fearful", "disease_spread", "weakened", "breeding", "happy", "overcrowded", "isolated"]);

  const STATE_IDS = Object.freeze(["idle", "sleep"]);
  const POWER_MODE_IDS = Object.freeze(["", "protein", "niteropu"]);
  const SIZE_MODE_IDS = Object.freeze(["", "giant_drug", "dwarf_drug"]);
  const LIFE_MODE_IDS = Object.freeze(["", "mercury"]);
  const PIN_STATE_IDS = Object.freeze(["loose", "lodged", "falling", "stuck"]);
  const STAGE_IDS = Object.freeze(["fresh", "aging", "old", "dry"]);

  function indexMap(list) {
    return Object.freeze(Object.fromEntries(list.map((id, index) => [id, index])));
  }

  const FIELD_INDEX = indexMap(FIELD_IDS);
  const GROUND_INDEX = indexMap(GROUND_IDS);
  const WEATHER_INDEX = indexMap(WEATHER_IDS);
  const MOOD_INDEX = indexMap(MOOD_IDS);
  function enumIndex(list, value, fallback = 0) {
    const i = list.indexOf(String(value ?? ""));
    return i >= 0 ? i : fallback;
  }

  function enumValue(list, index, fallback = "") {
    const i = Number(index) | 0;
    return list[i] ?? fallback ?? list[0] ?? "";
  }

  function canonicalFrom(list, value, fallback) {
    const id = String(value || fallback || list[0] || "");
    return list.includes(id) ? id : (fallback || list[0] || "");
  }

  function canonicalFieldId(value = "garden") { return canonicalFrom(FIELD_IDS, value, "garden"); }
  function canonicalGroundId(value = "soil") { return canonicalFrom(GROUND_IDS, value, "soil"); }
  function canonicalWeatherId(value = "sunny") { return canonicalFrom(WEATHER_IDS, value, "sunny"); }
  function canonicalMoodId(value = "relaxed") { return canonicalFrom(MOOD_IDS, value, "relaxed"); }

  global.TarinaiDomainIds = Object.freeze({
    FIELD_IDS,
    GROUND_IDS,
    WEATHER_IDS,
    MOOD_IDS,
    STATE_IDS,
    POWER_MODE_IDS,
    SIZE_MODE_IDS,
    LIFE_MODE_IDS,
    PIN_STATE_IDS,
    STAGE_IDS,
    FIELD_INDEX,
    GROUND_INDEX,
    WEATHER_INDEX,
    MOOD_INDEX,
    enumIndex,
    enumValue,
    canonicalFieldId,
    canonicalGroundId,
    canonicalWeatherId,
    canonicalMoodId,
  });
})(typeof window !== "undefined" ? window : globalThis);