import { content, upgradeMaxLevel, upgradePercentPerLevel, upgrades } from "@deadhead/content";
import { describe, expect, it } from "vitest";
import { checkRoute, effectiveStats, realToGame, routeDistance } from "../src/index";

/** Every upgrade at its highest level for the model (decision 0.5.63). */
const maxedStats = (modelId: string) =>
  effectiveStats(
    content.shipModel(modelId)!,
    Object.fromEntries(upgrades.map((u) => [u.id, upgradeMaxLevel(u, modelId)])),
    content,
  );

const MONTH = 30.44 * 24 * 3_600_000;
const start = realToGame(Date.parse(content.config.epoch.realStart), content.config);
const samples = Array.from({ length: 16 * 12 + 1 }, (_, i) => start + i * MONTH);
const earth = content.location("earth")!;
const moon = content.location("moon")!;
const mars = content.location("mars")!;
const jupiter = content.location("jupiter-cloud-platform")!;

describe("upgrade caps for the CR-012 lineup (decision 0.5.67)", () => {
  it("a maxed Lighter never reaches Mars from Earth or the Moon", () => {
    const lighter = maxedStats("lighter");
    for (const from of [earth, moon]) {
      for (const t of samples) expect(checkRoute(lighter, from, mars, t).ok).toBe(false);
    }
  });

  it("a maxed Clipper carries less than a base Freighter", () => {
    expect(maxedStats("clipper").cargoCapacityTonnes).toBeLessThan(
      content.shipModel("freighter")!.cargoCapacityTonnes,
    );
  });

  it("a maxed Courier is slower than a base Clipper", () => {
    expect(maxedStats("courier").cruiseSpeedKmPerGameHour).toBeLessThan(
      content.shipModel("clipper")!.cruiseSpeedKmPerGameHour,
    );
  });

  it("only Bulk Haulers reach Jupiter from Earth at its farthest, even maxed", () => {
    const farthest = samples.reduce((a, b) =>
      routeDistance(earth, jupiter, b) > routeDistance(earth, jupiter, a) ? b : a,
    );
    for (const ship of content.shipModels) {
      const reaches = checkRoute(maxedStats(ship.id), earth, jupiter, farthest).ok;
      expect(reaches, ship.id).toBe(ship.id === "bulk-hauler");
    }
  });

  it("gives the Courier 450 % range per tanks level", () => {
    expect(upgradePercentPerLevel(content.upgrade("fuel-tanks")!, "courier")).toBe(450);
  });
});