import { createRng, deriveSeed, type Seed } from "@deadhead/sim";

const SHIP_ADJECTIVES = [
  "Dusty",
  "Rusty",
  "Lucky",
  "Stubborn",
  "Quiet",
  "Restless",
  "Patient",
  "Wandering",
  "Crooked",
  "Faithful",
  "Midnight",
  "Copper",
  "Iron",
  "Silver",
  "Old",
  "Brave",
];
const SHIP_NOUNS = [
  "Mule",
  "Ox",
  "Heron",
  "Comet",
  "Lantern",
  "Drifter",
  "Kettle",
  "Anchor",
  "Sparrow",
  "Badger",
  "Tortoise",
  "Pilgrim",
  "Barge",
  "Nomad",
  "Hauler",
  "Wren",
];
const FIRST_NAMES = [
  "Rae",
  "Jonah",
  "Mira",
  "Tobias",
  "Ines",
  "Kofi",
  "Lena",
  "Arjun",
  "Sasha",
  "Dmitri",
  "Yuki",
  "Nadia",
  "Emeka",
  "Freya",
  "Mateo",
  "Priya",
];
const LAST_NAMES = [
  "Okafor",
  "Lindqvist",
  "Moreau",
  "Tanaka",
  "Reyes",
  "Novak",
  "Haddad",
  "Kowalski",
  "Mbeki",
  "Castillo",
  "Sorensen",
  "Iyer",
  "Brennan",
  "Vasquez",
  "Kim",
  "Abara",
];

/** The nth ship name in a world (decision 0.5.14): stable for a given seed and n. */
export function shipName(worldSeed: Seed, n: number): string {
  const rng = createRng(deriveSeed(worldSeed, `ship-name:${n}`));
  return `${rng.pick(SHIP_ADJECTIVES)} ${rng.pick(SHIP_NOUNS)}`;
}

/** The nth hired pilot's name in a world: stable for a given seed and n. */
export function pilotName(worldSeed: Seed, n: number): string {
  const rng = createRng(deriveSeed(worldSeed, `pilot-name:${n}`));
  return `${rng.pick(FIRST_NAMES)} ${rng.pick(LAST_NAMES)}`;
}

const COMPANY_FIRST = [
  "Halcyon",
  "Meridian",
  "Lodestar",
  "Northstar",
  "Bluewater",
  "Redline",
  "Ironclad",
  "Kestrel",
  "Copperhead",
  "Longhaul",
  "Brightwater",
  "Stonebridge",
];
const COMPANY_LAST = [
  "Freight",
  "Haulage",
  "Cargo",
  "Logistics",
  "Shipping",
  "Transit",
  "Lines",
  "Carriers",
];

/** A company's default name, stable for its world seed (decision 0.5.75). */
export function companyName(worldSeed: Seed): string {
  const rng = createRng(deriveSeed(worldSeed, "company-name"));
  return `${rng.pick(COMPANY_FIRST)} ${rng.pick(COMPANY_LAST)}`;
}