import assert from "node:assert/strict";
import { readFileSync } from "node:fs";
import test from "node:test";

import {
  completeActivityTraceStep,
  emptyActivityTrace,
  startActivityTraceStep,
} from "../src/lib/agent-activity-trace.ts";
import {
  RECTIFICATION_TIMELINE_LIVE_ID,
  RECTIFICATION_TIMELINE_SOURCE_LIMIT,
  rectificationTimelineRows,
} from "../src/lib/rectification-timeline-adapter.ts";
import { PUBLIC_RECTIFICATION_METHODS } from "../src/lib/rectification-agentic/v9/public-receipt.ts";

const read = (path: string) => readFileSync(new URL(`../${path}`, import.meta.url), "utf8");
const chatSource = read("src/components/rectification-agentic-chat.tsx");
const rowSource = read("src/components/chat-message-row.tsx");
const activitySource = read("src/components/agent-activity-status.tsx");
const packageJson = read("package.json");
const globalStyles = read("src/app/globals.css");

test("a started tool is a live calculate row and a completed tool a done row with the done label", () => {
  const started = startActivityTraceStep(emptyActivityTrace(), "rectification-read-case", "正在读取校正记录…", 1);
  assert.deepEqual(rectificationTimelineRows({ trace: started, receipt: undefined, activity: undefined, settled: false }), [
    { id: "activity-rectification-read-case-1", kind: "calculate", status: "live", label: "正在读取校正记录…" },
  ]);

  const done = completeActivityTraceStep(started, "rectification-read-case", "读取校正记录");
  assert.deepEqual(rectificationTimelineRows({
    trace: done,
    receipt: { steps: ["rectification-read-case"], methods: [] },
    activity: undefined,
    settled: true,
  }), [
    { id: "activity-rectification-read-case-1", kind: "calculate", status: "done", label: "读取校正记录" },
  ]);
});

test("a failed tool keeps its row with a 未完成 suffix and never carries the method chips", () => {
  let trace = startActivityTraceStep(emptyActivityTrace(), "rectification-read-case", "正在读取校正记录…", 1);
  trace = completeActivityTraceStep(trace, "rectification-read-case", "读取校正记录");
  trace = startActivityTraceStep(trace, "rectification-compare-candidates", "正在比较候选时间…", 2);
  trace = completeActivityTraceStep(trace, "rectification-compare-candidates", "比较候选时间");
  const rows = rectificationTimelineRows({
    trace,
    receipt: { steps: ["rectification-read-case"], methods: ["d1-rashi"], failedTool: "rectification-compare-candidates" },
    activity: undefined,
    settled: true,
  });
  assert.equal(rows.length, 2);
  assert.equal(rows[1]?.label, "比较候选时间未完成");
  assert.equal(rows[1]?.sources, undefined);
  assert.deepEqual(rows[0]?.sources, ["D1 本命盘"]);
});

test("method chips are de-duplicated, labelled, capped, and attached to the last completed row", () => {
  let trace = startActivityTraceStep(emptyActivityTrace(), "rectification-read-case", "正在读取校正记录…", 1);
  trace = completeActivityTraceStep(trace, "rectification-read-case", "读取校正记录");
  trace = startActivityTraceStep(trace, "rectification-compare-candidates", "正在比较候选时间…", 2);
  trace = completeActivityTraceStep(trace, "rectification-compare-candidates", "比较候选时间");
  const rows = rectificationTimelineRows({
    trace,
    receipt: {
      steps: ["rectification-read-case", "rectification-compare-candidates"],
      methods: [...PUBLIC_RECTIFICATION_METHODS, ...PUBLIC_RECTIFICATION_METHODS],
    },
    activity: undefined,
    settled: true,
  });
  assert.equal(rows[0]?.sources, undefined);
  const chips = rows[1]?.sources ?? [];
  assert.equal(chips.length, RECTIFICATION_TIMELINE_SOURCE_LIMIT);
  assert.equal(new Set(chips).size, chips.length);
  for (const chip of chips) assert.doesNotMatch(chip, /^d\d+-|-/);
});

test("a phase label that names work under way becomes the live row when no tool is live", () => {
  const queued = rectificationTimelineRows({
    trace: emptyActivityTrace(),
    receipt: undefined,
    activity: { phase: "evidence-validation", label: "正在处理…" },
    settled: false,
  });
  assert.deepEqual(queued, [{ id: RECTIFICATION_TIMELINE_LIVE_ID, kind: "calculate", status: "live", label: "正在处理…" }]);

  const composing = rectificationTimelineRows({
    trace: emptyActivityTrace(),
    receipt: undefined,
    activity: { phase: "answer-composition", label: "正在组织回答…" },
    settled: false,
  });
  assert.equal(composing[0]?.kind, "write");

  // A done label left on the activity after a tool completed is not a live step.
  const doneLabel = rectificationTimelineRows({
    trace: emptyActivityTrace(),
    receipt: undefined,
    activity: { phase: "chart-calculation", label: "比较候选时间" },
    settled: false,
  });
  assert.deepEqual(doneLabel, []);

  // A live tool row already covers the activity, so nothing is appended.
  const live = startActivityTraceStep(emptyActivityTrace(), "rectification-read-case", "正在读取校正记录…", 1);
  assert.equal(rectificationTimelineRows({
    trace: live,
    receipt: undefined,
    activity: { phase: "loading-method", label: "正在读取校正记录…" },
    settled: false,
  }).length, 1);
});

test("after attempt.reset the timeline is empty, and a settled reply without a receipt renders no rows", () => {
  assert.deepEqual(rectificationTimelineRows({ trace: emptyActivityTrace(), receipt: undefined, activity: undefined, settled: false }), []);
  assert.deepEqual(rectificationTimelineRows({ trace: undefined, receipt: { steps: [], methods: [] }, activity: undefined, settled: true }), []);
});

test("both chat surfaces render one timeline, one live marker, and no second receipt block", () => {
  assert.match(chatSource, /rectificationTimelineRows\(\{/);
  assert.match(chatSource, /timeline: rectificationTimelineRows/);
  assert.doesNotMatch(chatSource, /rectification-activity-failure|<CompletedActivityReceipt/);
  assert.doesNotMatch(chatSource, /label: "正在组织回答…",\s*\}\),\s*\}\s*:\s*message;/);
  assert.doesNotMatch(rowSource, /ConsultationThinkingReport|showReport|activityTrace/);
  assert.doesNotMatch(activitySource, /thinking-orbs|ThinkingOrb|\bTraceStep\b|activityTrace/);
  assert.match(activitySource, /<InlineSpinner size=\{12\} \/>/);
  assert.doesNotMatch(packageJson, /thinking-orbs/);
  assert.doesNotMatch(globalStyles, /\.conversation\.is-rectification \.message-assistant \.agent-thinking-(step|marker)/);
  assert.doesNotMatch(globalStyles, /rectification-activity-receipt|rectification-activity-failure|consultation-step-tree/);
});