import { test } from "node:test";
import assert from "node:assert/strict";
import { createBoard, loadWorkspaceHome } from "../src/lib/workspace.ts";

test("profile and workspace reads both start before either completes", async () => {
  const calls = [];
  const resolve = {};
  const pending = loadWorkspaceHome((path) => {
    calls.push(path);
    return new Promise((done) => {
      resolve[path] = done;
    });
  });
  assert.deepEqual(calls, ["profile", "workspaces"]);
  resolve.profile({ id: "user" });
  resolve.workspaces({ items: [{ id: "space", name: "个人空间" }] });
  const result = await pending;
  assert.equal(result.profile.id, "user");
  assert.equal(result.workspaces[0].id, "space");
});

test("a first board creates its personal workspace before posting the board", async () => {
  const calls = [];
  let selected = "";
  const result = await createBoard(
    async (path, options) => {
      calls.push([path, JSON.parse(options.body)]);
      if (path === "workspaces") return { id: "space", name: "个人空间" };
      assert.equal(selected, "space");
      return { id: "board" };
    },
    " 周末的灵感 ",
    "",
    (w) => {
      selected = w.id;
    },
  );
  assert.equal(result.id, "board");
  assert.deepEqual(
    calls.map(([p]) => p),
    ["workspaces", "workspaces/space/materials"],
  );
  assert.equal(calls[1][1].title, "周末的灵感");
});

test("a board failure retains the new workspace, so retry creates no duplicate space", async () => {
  let selected = "";
  let spaces = 0;
  let fail = true;
  const request = async (path) => {
    if (path === "workspaces") {
      spaces++;
      return { id: "space", name: "个人空间" };
    }
    if (fail) throw new Error("upstream_unavailable");
    return { id: "board" };
  };
  await assert.rejects(
    createBoard(request, "作品", selected, (w) => {
      selected = w.id;
    }),
  );
  fail = false;
  await createBoard(request, "作品", selected, () =>
    assert.fail("duplicate workspace"),
  );
  assert.equal(spaces, 1);
});

test("an existing workspace posts a board directly", async () => {
  const calls = [];
  await createBoard(
    async (path) => {
      calls.push(path);
      return { id: "board" };
    },
    "作品",
    "existing",
    () => assert.fail("unexpected workspace"),
  );
  assert.deepEqual(calls, ["workspaces/existing/materials"]);
});