// node --test
import test from "node:test";
import assert from "node:assert/strict";
import { kindOf, mergeWithHistory, normalizeFleet } from "./fleet.js";

test("kindOf mirrors central's classification", () => {
  assert.equal(kindOf({ name: "reachy", transport: "wifi" }), "reachy_mini");
  assert.equal(kindOf({ kind: "Micro-Duck" }), "microduck");
  assert.equal(kindOf({ kind: " ", robot_type: "grabette" }), "grabette");
  assert.equal(kindOf({ kind: "toaster" }), "other");
  assert.equal(kindOf(null), "reachy_mini");
});

test("normalizeFleet drops pseudo peers and keys on hardware id", () => {
  const now = 1_000_000;
  const robots = normalizeFleet(
    [
      { peerId: "p1", meta: { name: "central-relay" } },
      { peerId: "p2", meta: { name: "duck", kind: "microduck", hardware_id: "abc", release: "1.2" }, last_seen_age_seconds: 2 },
      { peerId: "p3", robotName: "reachymini", meta: { name: "reachymini" }, busy: true, activeApp: "Demo" },
    ],
    now,
  );
  assert.equal(robots.length, 2);
  const duck = robots.find((r) => r.kind === "microduck");
  assert.equal(duck.key, "microduck:abc");
  assert.equal(duck.version, "1.2");
  assert.equal(duck.lastSeenAt, now - 2000);
  assert.equal(robots.find((r) => r.kind === "reachy_mini").key, "reachy_mini:peer:p3");
});

test("mergeWithHistory keeps offline robots and expires old ones", () => {
  const now = 100 * 864e5;
  const live = normalizeFleet([{ peerId: "p", meta: { hardware_id: "a", name: "A" } }], now);
  const history = {
    "reachy_mini:b": { key: "reachy_mini:b", kind: "reachy_mini", name: "B", lastSeenAt: now - 864e5 },
    "reachy_mini:c": { key: "reachy_mini:c", kind: "reachy_mini", name: "C", lastSeenAt: now - 60 * 864e5 },
  };
  const { robots, history: next } = mergeWithHistory(live, history, now);
  assert.deepEqual(robots.map((r) => [r.name, r.online]), [["A", true], ["B", false]]);
  assert.deepEqual(Object.keys(next).sort(), ["reachy_mini:a", "reachy_mini:b"]);
  assert.equal("meta" in next["reachy_mini:a"], false);
});