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

import { buildInferenceState } from "../src/lib/rectification-agentic/core/build-state.ts";
import { unionStillValidRange } from "../src/lib/rectification-agentic/core/credible-range.ts";
import { RECTIFICATION_USER_COPY } from "../src/lib/rectification-agentic/user-copy.ts";
import { MACHINE_VOICE_LEXICON } from "../src/lib/rectification-agentic/v9/agent-voice-lexicon.ts";
import { stripVerbalWindowChange } from "../src/lib/rectification-agentic/v9/collect-prompt.ts";
import { parseDeclaredBirthWindow } from "../src/lib/rectification-agentic/v9/declared-window-utterance.ts";
import { RECTIFICATION_SKILL_VERSION } from "../src/lib/rectification-agentic/v9/case-status.ts";
import { replyToDeclaredBirthWindow } from "../src/lib/rectification-agentic/v9/agent-route-typed-message.ts";
import { ndjsonEvents, routeContextFixture, ROUTE_TURN_ID } from "./rectification-agent-route-fixtures.ts";
import { readRectificationAgentRouteFile } from "./rectification-agent-route-surface.ts";

const SKILL = readFileSync(
  new URL("../../skills/jyotish-birth-time-rectification/SKILL.md", import.meta.url),
  "utf8",
);

test("declared birth-window utterances parse ranges and around-times", () => {
  assert.deepEqual(
    parseDeclaredBirthWindow("我的出生时间是 14 点 45 到 14 点 50"),
    { kind: "range", start: "14:45", end: "14:50" },
  );
  assert.deepEqual(
    parseDeclaredBirthWindow("14:45–14:50"),
    { kind: "range", start: "14:45", end: "14:50" },
  );
  assert.deepEqual(
    parseDeclaredBirthWindow("14:47 左右"),
    { kind: "around", time: "14:47" },
  );
  assert.equal(parseDeclaredBirthWindow("没有"), null);
  assert.equal(parseDeclaredBirthWindow("2014年入学，大概秋天"), null);
  assert.equal(parseDeclaredBirthWindow("继续吧"), null);
  assert.equal(parseDeclaredBirthWindow("2024 年 8 月 8 日 20:00 左右分手"), null);
  assert.equal(parseDeclaredBirthWindow("下午 3 点到 5 点被车撞"), null);
  assert.equal(parseDeclaredBirthWindow("2019 年 10 月 23 日 9 点半入职"), null);
});

test("choice-focus declared window is answered from the route before the model", async () => {
  // 原值: route.ts 源码里 `if (action === "message" && parseDeclaredBirthWindow` 早于
  //       `const selectedModel = isStructuredChoice`（以及早于 `await classifyTurnIntentWithRetry`）。
  // 新值: route.ts 先 `await replyToDeclaredBirthWindow(context)` 并在有回复时直接 return，之后才解析模型、才进打字预检
  //       （分类器只在 handleRectificationTypedMessage 里）；再直接调用 replyToDeclaredBirthWindow：
  //       报时段的消息落一条确定性 turn、流里给锁定回复和 run.completed，别的消息返回 null、不碰持久层。
  // 原因: TASK-rectification-code-split-20260926 这一截原样搬进 agent-route-typed-message.ts；调用断言强于源码顺序。
  const routeFile = readRectificationAgentRouteFile("../src/app/api/rectification/agent/route.ts");
  const intercept = routeFile.indexOf("const declaredWindowReply = await replyToDeclaredBirthWindow(context);");
  const selectedModel = routeFile.indexOf("const selectedModel = isStructuredChoice");
  const typedPreflight = routeFile.indexOf("return handleRectificationTypedMessage(");
  assert.ok(intercept > 0);
  assert.match(routeFile, /if \(declaredWindowReply\) return declaredWindowReply;/);
  assert.ok(selectedModel > intercept);
  assert.ok(typedPreflight > selectedModel);
  const declared = routeContextFixture({ action: "message", message: "大概 14:47 左右" });
  const reply = await replyToDeclaredBirthWindow(declared.context);
  assert.ok(reply);
  assert.equal(reply.status, 200);
  assert.deepEqual(await ndjsonEvents(reply), [
    { type: "answer.delta", text: RECTIFICATION_USER_COPY.declaredWindowLockedReply },
    { type: "run.completed", turnId: ROUTE_TURN_ID },
  ]);
  assert.deepEqual(declared.rpcCalls.map((call) => call.fn), ["append_agentic_rectification_turn"]);
  assert.equal(declared.rpcCalls[0].args.p_assistant_message, RECTIFICATION_USER_COPY.declaredWindowLockedReply);
  const ordinary = routeContextFixture({ action: "message", message: "2019 年换了工作" });
  assert.equal(await replyToDeclaredBirthWindow(ordinary.context), null);
  assert.deepEqual(ordinary.rpcCalls, []);
  assert.equal(
    RECTIFICATION_USER_COPY.declaredWindowLockedReply,
    "搜索范围是开始时按你的资料定的，校正过程中不改。想按别的时间段重来，请先到资料里改出生时间，再新建一次校正。",
  );
});

test("engine cluster coverage becomes the credible-range right edge", () => {
  const state = buildInferenceState({
    range_start: "14:00",
    range_end: "15:00",
    candidates: [{
      id: "14:40",
      time: "14:40",
      relative_support: 40,
      cluster_times: ["14:40", "14:41", "14:42", "14:43", "14:44", "14:45"],
      cluster_start: "14:40",
      cluster_end: "14:45",
    }],
    events: [],
    probes: [],
  });
  assert.deepEqual(state.candidates[0]?.cluster_range, ["14:40", "14:45"]);
  assert.deepEqual(unionStillValidRange(state.candidates), ["14:40", "14:45"]);
});

test("agent body cannot verbally accept a spoken birth window", () => {
  assert.ok(MACHINE_VOICE_LEXICON.includes("以你说的为准"));
  assert.equal(
    stripVerbalWindowChange("明白了，出生时间以你说的 14:45–14:50 为准。"),
    "明白了，出生时间。",
  );
  assert.equal(stripVerbalWindowChange("以你说的为准。"), "");
  assert.equal(stripVerbalWindowChange("明白了，以你说的为准。"), "明白了。");
  assert.match(SKILL, /不得回答『以你说的为准』或改写搜索窗口/);
  // 原值: "10.0.25"
  // 原值: "10.0.26"
  // 新值: "10.0.27"
  // 原因: 出卡精度门槛 + 引导式补经历
  // 原因: BUG-668 定向补事第四选项写进 Skill
  // 原值: "10.0.28" / 新值: "10.0.29" / 原因: 年月阶段改口述并禁止追问本人
  // 原值: "10.0.29" / 新值: "10.0.30" / 原因: D2 出卡句与 D4 卡上百分比规则写进 Skill（2026-09-26）
  // 原值: "10.0.30" / 新值: "10.0.31" / 原因: 开场改大白话、题干带例子和示例回答写进 Skill OpeningPolicy（BUG-1049，2026-09-26）
  assert.equal(RECTIFICATION_SKILL_VERSION, "10.0.31");
});