import { test } from "node:test";
import assert from "node:assert/strict";
import { formatAgents, formatInbox, formatTasks, formatTrail } from "../src/format.mjs";

test("empty views say so", () => {
  assert.equal(formatInbox([]), "inbox: empty\n");
  assert.equal(formatAgents([]), "agents: no role is claimed\n");
  assert.equal(formatTasks([]), "tasks: none\n");
});

// Row 277 (#1782, C2): the held thread claims follow the role lines, each marked `thread`.
test("agents adds a thread line for each held thread claim, after the roles", () => {
  const roles = [{ role: "coder", holder_run: "coder-run", harness: "pi", at: "2026-10-22T05:00:00Z" }];
  const threads = [{ thread: "t-1", instance: "assistant", holder_run: "assistant-run", harness: "pi", at: "2026-10-22T05:01:00Z" }];
  assert.equal(
    formatAgents(roles, threads),
    "coder  coder-run  pi  since 2026-10-22T05:00:00Z\nthread t-1  assistant  assistant-run  pi  since 2026-10-22T05:01:00Z\n",
  );
  assert.equal(formatAgents([], threads), "agents: no role is claimed\nthread t-1  assistant  assistant-run  pi  since 2026-10-22T05:01:00Z\n");
  assert.equal(formatAgents(roles), formatAgents(roles, []));
});

test("the trail keeps the broker's order and names a decision's task without its rows", () => {
  const rows = [
    { at: "2026-10-08T10:00:00Z", table: "decisions", seq: 4, id: "d-1", class: "gated", action: "deploy", route_to: "human", blocking: 1, question: "Ship?", task_ref: "vikunja:1/7" },
    { at: "2026-10-08T09:00:00Z", table: "events", seq: 2, kind: "decision.raised", actor_role: "coder" },
    { at: "2026-10-08T11:00:00Z", table: "decision_events", seq: 1, op: "resolved", choice: "yes", by: "jason", via: "cli" },
  ];
  const lines = formatTrail("d-1", rows).trimEnd().split("\n");
  assert.deepEqual(lines.slice(1, 4).map((l) => l.split("  ")[1]), ["decisions#4", "events#2", "decision_events#1"]);
  assert.match(lines[1], /gated deploy → human \(blocking\): Ship\?/);
  assert.match(lines[3], /resolved  choice yes  by jason  via cli/);
  assert.deepEqual(lines.slice(-2), ["task: vikunja:1/7", "follow with: mosaic trail vikunja:1/7"]);
  assert.doesNotMatch(formatTrail("vikunja:1/7", rows), /follow with/);
});

test("tasks print the tracker fields the snapshot carries", () => {
  assert.equal(formatTasks([{ task_ref: "vikunja:1/7", fields: { title: "Build S4", done: false } }]), "vikunja:1/7  open  Build S4\n");
});

test("U4a: store tasks print like tracker tasks, and their trail rows name the write", () => {
  assert.equal(formatTasks([{ task_ref: "task:3", source: "store", fields: { title: "Plan", state: "in-progress", done: false } }]), "task:3  in-progress  Plan\n");
  const rows = [
    { at: "2026-11-09T10:00:00Z", table: "store_tasks", seq: 1, op: "create", verb: "task.create", revision: 1, by_role: "pm", by_human: null, fields: { title: "Plan" } },
    { at: "2026-11-09T11:00:00Z", table: "store_tasks", seq: 2, op: "archive", verb: "tasks.archive", revision: 2, by_role: null, by_human: "jason", fields: { title: "Plan" } },
  ];
  const lines = formatTrail("task:3", rows).trimEnd().split("\n");
  assert.equal(lines[1], "2026-11-09T10:00:00Z  store_tasks#1  create  task.create  r1  by pm  Plan");
  assert.equal(lines[2], "2026-11-09T11:00:00Z  store_tasks#2  archive  tasks.archive  r2  by jason  Plan");
});