import { MODULE_ID } from "../constants.js";

export async function executeApplyStatusAction(action, context) {
  const actor = context.targetTokenDocument?.actor ?? context.tokenDocument?.actor ?? context.targetActor ?? context.actor;
  if (!actor) return { success: false, consumed: false, reason: "NO_ACTOR" };

  const statuses = action.statuses ?? [];
  if (!statuses.length) return { success: false, consumed: false, reason: "NO_STATUSES" };

  const effects = statuses.map(statusId => buildStatusEffectData(statusId, action, context));
  await actor.createEmbeddedDocuments("ActiveEffect", effects);
  return { success: true, consumed: true };
}

function buildStatusEffectData(statusId, action, context) {
  const statusConfig = getStatusEffectConfig(statusId);

  return {
    name: statusConfig?.name ? game.i18n.localize(statusConfig.name) : statusId,
    icon: statusConfig?.img ?? "icons/svg/aura.svg",
    statuses: [statusId],
    origin: context.reactionOrigin,
    duration: buildEffectDuration(action.duration),
    changes: [],
    flags: {
      [MODULE_ID]: {
        managed: true,
        reactionId: context.reaction.id,
        actionId: action.id
      }
    }
  };
}

function getStatusEffectConfig(statusId) {
  const statusEffects = CONFIG.statusEffects ?? [];
  if (statusEffects instanceof Map) return statusEffects.get(statusId);
  return statusEffects.find(status => status.id === statusId);
}

function buildEffectDuration(duration) {
  if (!duration || duration.type === "unlimited") return {};

  if (duration.type === "rounds") {
    return {
      rounds: Number(duration.value) || 1,
      startRound: game.combat?.round,
      startTurn: game.combat?.turn
    };
  }

  if (duration.type === "minutes") {
    return {
      seconds: (Number(duration.value) || 1) * 60,
      startTime: game.time.worldTime
    };
  }

  return {};
}