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

import { applyProbeOutcome } from "../src/lib/rectification-agentic/core/apply-probe-outcome.ts";
import type { ConflictProbe } from "../src/lib/rectification-agentic/core/types.ts";
import { isTieBreakRoundSchema } from "../src/lib/rectification-agentic/v9/choice-card.ts";
import { rangeDeliveryForSnapshot } from "../src/lib/rectification-agentic/v9/divergence-panel.ts";
import {
  buildMethodFollowupPlan,
  tieBreakPersonalityAvailable,
  tieBreakPersonalityFollowup,
} from "../src/lib/rectification-agentic/v9/method-followup.ts";
import { expectedAnswerSchemaFor, stableFollowupQuestionId } from "../src/lib/rectification-agentic/v9/server-focus.ts";

const TIMES = ["04:48", "04:53", "05:06", "05:07"] as const;

const LEDGER = [
  {
    status: "confirmed",
    domain: "education",
    datePrecision: "month",
    occurredFrom: "2016-09-01",
    occurredTo: "2016-09-30",
    eventKind: "education_start",
    summary: "上大学",
  },
  {
    status: "confirmed",
    domain: "career",
    datePrecision: "month",
    occurredFrom: "2020-04-01",
    occurredTo: null,
    eventKind: "career_entry",
    summary: "入职实习",
  },
  {
    status: "confirmed",
    domain: "relationship",
    datePrecision: "month",
    occurredFrom: "2024-05-01",
    occurredTo: null,
    eventKind: "relationship_start",
    summary: "确定关系",
  },
] as const;

function contrastProbe(layer: "d9" | "d10") {
  const signs = layer === "d9" ? ["巨蟹座", "狮子座"] as const : ["狮子座", "处女座"];
  return {
    probeId: `contrast:varga.${layer}.${signs[0]}/${signs[1]}`,
    candidateSetVersion: "04:48-05:07",
    question: layer === "d9"
      ? "亲密关系里更接近下面哪一种相处方式？"
      : "平时做事，你更接近下面哪一种？",
    expectedOutcomes: [
      { outcomeId: "yes", supportsCandidateIds: ["04:53"], conflictsCandidateIds: ["05:06"] },
      { outcomeId: "weak_yes", supportsCandidateIds: ["05:06"], conflictsCandidateIds: ["04:53"] },
    ],
    candidateSplitHash: `varga.${layer}.${signs[0]}/${signs[1]}`,
    informationGain: layer === "d9" ? 1.4 : 0.9,
    sourceFeatures: [{ technique: layer.toUpperCase(), calculationResultId: null }],
    domain: layer === "d9" ? "relationship" : "career",
    year: null,
    semanticKey: `varga.${layer}.${signs[0]}/${signs[1]}`,
    choiceKind: "varga_style" as const,
    styleOptions: [
      { label: "相处里更在意照顾对方的感受", answerClass: "yes" as const, sign: signs[0] },
      { label: "习惯带头，也不排斥站到台前", answerClass: "weak_yes" as const, sign: signs[1] },
    ],
  };
}

const D9 = contrastProbe("d9");
const D10 = contrastProbe("d10");

function planInput(askedProbeKeys: readonly string[] = []) {
  return {
    evidence: LEDGER,
    declinedTopics: [],
    sessionOutcome: "discriminate_candidates" as const,
    candidatesSeparated: false,
    remainingLayers: ["d9", "d10"],
    remainingSplitTimes: ["04:48", "05:07"] as const,
    remainingCandidateCount: 4,
    topCandidateTimes: [...TIMES],
    askedProbeKeys,
    contrastPacket: {
      candidateSetVersion: "04:48-05:07",
      vargaDifferences: [],
      probes: [D9, D10],
    },
  };
}

test("GET availability matches unasked D9/D10 varga_style, not window_scan", () => {
  const open = planInput();
  // 原值: 主 followup 无 choice_kind
  // 新值: 未覆盖领域会先出定向存在性题
  // 原因: D5 七条线都会问到；性格题仍是卡下可选入口
  const followup = buildMethodFollowupPlan(open).next_followup;
  if (followup?.intent === "collect_method_evidence") {
    assert.equal(followup.choice_kind, "existence");
  }
  assert.equal(tieBreakPersonalityAvailable(open), true);
  assert.match(tieBreakPersonalityFollowup(open)?.semantic_key ?? "", /varga\.d9/);
  assert.equal(rangeDeliveryForSnapshot({
    window_scan: { d9_candidates_differ: true, d10_candidates_differ: true },
    tieBreakAvailable: tieBreakPersonalityAvailable(open),
  }).tie_break_available, true);

  const afterD9 = planInput([D9.semanticKey]);
  const second = tieBreakPersonalityFollowup(afterD9);
  assert.match(second?.semantic_key ?? "", /varga\.d10/);
  assert.equal(second?.tie_break_round, true);
  assert.equal(tieBreakPersonalityAvailable(afterD9), true);

  const bothAsked = planInput([D9.semanticKey, D10.semanticKey]);
  assert.equal(tieBreakPersonalityFollowup(bothAsked), null);
  assert.equal(tieBreakPersonalityAvailable(bothAsked), false);
  assert.equal(rangeDeliveryForSnapshot({
    window_scan: { d9_candidates_differ: true, d10_candidates_differ: true },
    tieBreakAvailable: tieBreakPersonalityAvailable(bothAsked),
  }).tie_break_available, false);
  assert.equal(tieBreakPersonalityAvailable({ ...open, accepted: true }), false);
});

test("one click stamps a round schema; scoring stays tie_break without elimination", () => {
  const followup = tieBreakPersonalityFollowup(planInput());
  assert.ok(followup?.choice_frame);
  const schema = expectedAnswerSchemaFor(
    followup.choice_frame,
    stableFollowupQuestionId(followup),
    null,
    followup,
  );
  assert.equal(schema?.tie_break_round, true);
  assert.equal(isTieBreakRoundSchema(schema), true);
  assert.equal(isTieBreakRoundSchema({ choice_kind: "varga_style" }), false);

  const d10: ConflictProbe = {
    id: "probe:varga.d10.狮子座/处女座",
    semantic_key: "varga.d10.狮子座/处女座",
    candidate_split_hash: "04:48-05:07:varga.d10",
    domain: "career",
    year: 0,
    question: "平时做事，你更接近下面哪一种？",
    candidate_ids: [...TIMES],
    expected_outcomes: [
      { answer_class: "yes", supports: ["04:53"], conflicts: ["05:06"] },
      { answer_class: "weak_yes", supports: ["05:06"], conflicts: ["04:53"] },
      { answer_class: "no", supports: [], conflicts: [] },
      { answer_class: "unsure", supports: [], conflicts: [] },
    ],
    information_gain: 0.9,
    source: "varga_contrast",
    choice_kind: "varga_style",
    style_options: [
      { label: "相处里更在意照顾对方的感受", answer_class: "yes", sign: "巨蟹座" },
      { label: "习惯带头，也不排斥站到台前", answer_class: "weak_yes", sign: "狮子座" },
    ],
  };
  const scored = applyProbeOutcome(
    { "04:48": 10, "04:53": 12, "05:06": 11, "05:07": 10 },
    d10,
    "yes",
  );
  assert.equal(scored.kind, "tie_break");
  assert.equal(scored.deltas["04:53"], 1);
  assert.equal(scored.eliminated_ids.length, 0);
});

test("click path does not surface 409 copy; round continue is opt-in only", () => {
  const chat = readFileSync(new URL("../src/components/rectification-agentic-chat.tsx", import.meta.url), "utf8");
  const answer = readFileSync(new URL("../src/lib/rectification-agentic/v9/answer-choice.ts", import.meta.url), "utf8");
  const panel = readFileSync(new URL("../src/lib/rectification-agentic/v9/divergence-panel.ts", import.meta.url), "utf8");
  const pool = readFileSync(new URL("../src/lib/rectification-agentic/v9/collection-question-pool.ts", import.meta.url), "utf8");
  const route = readFileSync(
    new URL("../src/app/api/rectification/cases/[caseId]/tie-break/route.ts", import.meta.url),
    "utf8",
  );
  // 原值: 客户端 requestTieBreak 把 tie_break_unavailable 当静默刷新，不 setError
  // 新值: 卡上入口已删，客户端不再有这条 click path；409 口径留在 API
  // 原因: BUG-706
  assert.doesNotMatch(chat, /requestTieBreak/);
  assert.doesNotMatch(chat, /tie_break_unavailable/);
  assert.match(route, /tie_break_unavailable/);
  assert.match(answer, /continueTieBreakRound\?: boolean/);
  assert.match(answer, /continueTieBreakRound === true/);
  assert.match(answer, /isTieBreakRoundSchema/);
  assert.doesNotMatch(panel, /d9_candidates_differ[\s\S]{0,80}tieBreakAvailable/);
  assert.doesNotMatch(pool, /export function isTargetedCollectDeclined/);
  assert.doesNotMatch(pool, /export function isTargetedCollectYearFollowup/);
});

test("Skill 10.0.26 lists the fourth targeted-collect skip option", () => {
  const skill = readFileSync(new URL("../../skills/jyotish-birth-time-rectification/SKILL.md", import.meta.url), "utf8");
  const strategy = readFileSync(new URL("../../skills/jyotish-birth-time-rectification/references/conversation-strategy.md", import.meta.url), "utf8");
  // 原值: /^version: 10\.0\.27$/ / 新值: /^version: 10\.0\.28$/ / 原因: D6 改写出卡句后 Skill bump
  assert.match(skill, /^version: 10\.0\.28$/m);
  assert.match(skill, /已拒绝（没有发生过 \/ 这类事都没有过）的目标不得换词重问；跳过的按服务器计划最多重问一次/);
  assert.match(strategy, /跳过的线按服务器计划最多换一种问法再问一次/);
});