import test from "node:test";
import assert from "node:assert/strict";
import os from "node:os";
import path from "node:path";
import { mkdtemp, rm } from "node:fs/promises";

let runtimeRoot = "";
let readState: (typeof import("../src/lib/boss-data"))["readState"];
let writeState: (typeof import("../src/lib/boss-data"))["writeState"];
let toggleGoal: (typeof import("../src/lib/boss-data"))["toggleGoal"];
let updateGoalText: (typeof import("../src/lib/boss-data"))["updateGoalText"];
let createGoal: (typeof import("../src/lib/boss-data"))["createGoal"];
let subscribeBossEvents: (typeof import("../src/lib/boss-events"))["subscribeBossEvents"];

async function setup() {
  if (runtimeRoot) return;

  runtimeRoot = await mkdtemp(path.join(os.tmpdir(), "boss-goal-events-"));
  process.env.BOSS_RUNTIME_ROOT = runtimeRoot;
  process.env.BOSS_STATE_FILE = path.join(runtimeRoot, "boss-state.json");

  const [data, events] = await Promise.all([
    import("../src/lib/boss-data.ts"),
    import("../src/lib/boss-events.ts"),
  ]);
  readState = data.readState;
  writeState = data.writeState;
  toggleGoal = data.toggleGoal;
  updateGoalText = data.updateGoalText;
  createGoal = data.createGoal;
  subscribeBossEvents = events.subscribeBossEvents;
}

async function resetGoalState() {
  const state = await readState();
  const existingProject = state.projects.find((project) => project.id !== "master-agent") ?? state.projects[0];
  const project = structuredClone(existingProject);
  project.id = "project-goal-events";
  project.name = "项目目标事件测试";
  project.goals = [
    {
      id: "goal-1",
      text: "完成接入验证",
      state: "pending",
      note: "等待执行",
    },
  ];
  project.versions = [];
  project.messages = [];
  project.lastMessageAt = "2026-04-07T10:00:00.000Z";
  state.projects = state.projects.filter((item) => item.id !== "project-goal-events");
  state.projects.unshift(project);
  await writeState(state);
}

test.beforeEach(async () => {
  await setup();
  await resetGoalState();
});

test.after(async () => {
  if (runtimeRoot) {
    await rm(runtimeRoot, { recursive: true, force: true });
  }
});

test("toggleGoal publishes project goal refresh marker for the project", async () => {
  const events: Array<{ event: string; payload: { projectId?: string; note?: string } }> = [];
  const unsubscribe = subscribeBossEvents((event, payload) => {
    events.push({ event, payload });
  });

  await toggleGoal("project-goal-events", "goal-1");
  unsubscribe();

  const latest = events.at(-1);
  assert.ok(latest);
  assert.equal(latest.event, "conversation.updated");
  assert.equal(latest.payload.projectId, "project-goal-events");
  assert.equal(latest.payload.note, "project_goals.updated");
});

test("updateGoalText publishes project goal refresh marker for the project", async () => {
  const events: Array<{ event: string; payload: { projectId?: string; note?: string } }> = [];
  const unsubscribe = subscribeBossEvents((event, payload) => {
    events.push({ event, payload });
  });

  await updateGoalText("project-goal-events", "goal-1", "完成接入验证并复盘");
  unsubscribe();

  const latest = events.at(-1);
  assert.ok(latest);
  assert.equal(latest.event, "conversation.updated");
  assert.equal(latest.payload.projectId, "project-goal-events");
  assert.equal(latest.payload.note, "project_goals.updated");
});

test("createGoal publishes project goal refresh marker for the project", async () => {
  const events: Array<{ event: string; payload: { projectId?: string; note?: string } }> = [];
  const unsubscribe = subscribeBossEvents((event, payload) => {
    events.push({ event, payload });
  });

  await createGoal("project-goal-events", "补一条回归目标");
  unsubscribe();

  const latest = events.at(-1);
  assert.ok(latest);
  assert.equal(latest.event, "conversation.updated");
  assert.equal(latest.payload.projectId, "project-goal-events");
  assert.equal(latest.payload.note, "project_goals.updated");
});