import { describe, expect, it } from "vitest";
import { composeCurrentArcProse, extractCollaboratorRows, extractOpponentRows, extractProtagonistRow, extractRelevantThreads, } from "../agents/planner-context.js";
// Real column layouts match the production truth-file schemas under story/.
// Keeping these literal samples in tests guards against the kind of
// off-by-one column bug that slipped past Phase 3 review.
const EMOTIONAL_ARCS_SAMPLE = `
| 角色 | 章节 | 情绪状态 | 触发事件 | 强度(1-10) | 弧线方向 |
|------|------|----------|----------|-------------|----------|
| 周谨川 | 36 | 紧绷 | 门前对峙 | 8 | 升级 |
| 周谨川 | 37 | 克制发热 | 逼对方亮身份 | 9 | 升级 |
| 周谨川 | 38 | 骤亮后阴冷 | 看见顾明诚收 | 10 | 顶点 |
`;
const CHARACTER_MATRIX_SAMPLE = `
| 角色 | 核心标签 | 反差细节 | 说话风格 | 性格底色 | 与主角关系 | 核心动机 | 当前目标 |
|------|----------|----------|----------|----------|------------|----------|----------|
| 周谨川 | 带伤守证者 | 起不来身却硬顶 | 短、硬 | 克制耐痛 | 主角本人 | 不让资料被收走 | 守现场 |
| 草帽男 | 止损执行节点 | 明对手却急坏 | 装熟翻脸 | 控场欲 | 敌对监视者 | 护住七号门 | 顶住门边 |
| 修锁老师傅 | 一线手艺证人 | 不抢话却硬护场 | 平、稳 | 老练 | 临时协力 | 看锁说锁 | 守住现场事实 |
`;
const SUBPLOT_BOARD_SAMPLE = `
| S001 | 三担保排查 | 主角 | ch1 | ch38 | 0 | 推进 | 核心旧账线 | 1章 |
| S007 | 货款线 | 主角 | ch3 | ch4 | 34 | 暂挂 | 冻结 | 4-6章 |
`;
describe("composeCurrentArcProse reads chapter from emotional_arcs column 1", () => {
    it("filters rows by chapter from column index 1 (章节), not column 0 (角色)", () => {
        // Previously the function filtered where row[0] matched /^\d+$/.
        // Since row[0] is "周谨川" here, the old predicate produced zero matches
        // and "近期情感线" fell out of the composed prose entirely.
        const prose = composeCurrentArcProse(SUBPLOT_BOARD_SAMPLE, EMOTIONAL_ARCS_SAMPLE, 39);
        expect(prose).toContain("近期情感线");
        expect(prose).toContain("紧绷");
        expect(prose).toContain("克制发热");
        expect(prose).toContain("骤亮后阴冷");
    });
    it("excludes rows at or beyond the current chapter", () => {
        const prose = composeCurrentArcProse(SUBPLOT_BOARD_SAMPLE, EMOTIONAL_ARCS_SAMPLE, 37);
        expect(prose).toContain("紧绷");
        expect(prose).not.toContain("克制发热");
        expect(prose).not.toContain("骤亮后阴冷");
    });
    it("still composes active subplots when emotional arcs are empty", () => {
        const prose = composeCurrentArcProse(SUBPLOT_BOARD_SAMPLE, "", 39);
        expect(prose).toContain("活跃支线");
        expect(prose).toContain("S001");
        expect(prose).not.toContain("S007");
    });
    it("returns the empty-state sentinel only when nothing is extractable", () => {
        const prose = composeCurrentArcProse("", "", 1);
        expect(prose).toContain("暂无 arc 数据");
    });
});
describe("extractProtagonistRow", () => {
    it("matches the real convention '主角本人', not only the exact token '主角'", () => {
        const row = extractProtagonistRow(CHARACTER_MATRIX_SAMPLE);
        expect(row).toContain("周谨川");
        expect(row).toContain("主角本人");
    });
    it("falls back to the first data row when no protagonist marker is found", () => {
        const noMarker = `
| 角色 | 核心标签 | 与主角关系 |
|------|----------|------------|
| 李沉 | 重生者 | — |
| 王一 | 对手 | 敌对 |
`;
        const row = extractProtagonistRow(noMarker);
        expect(row).toContain("李沉");
    });
    it("returns the sentinel only when the matrix has zero data rows", () => {
        const empty = `
| 角色 | 核心标签 |
|------|----------|
`;
        const row = extractProtagonistRow(empty);
        expect(row).toContain("未找到主角行");
    });
});
describe("extractOpponentRows / extractCollaboratorRows", () => {
    it("picks opponents by 与主角关系 semantic keywords", () => {
        const rows = extractOpponentRows(CHARACTER_MATRIX_SAMPLE, 3);
        expect(rows).toContain("草帽男");
        expect(rows).not.toContain("周谨川");
    });
    it("picks collaborators by 与主角关系 semantic keywords", () => {
        const rows = extractCollaboratorRows(CHARACTER_MATRIX_SAMPLE, 3);
        expect(rows).toContain("修锁老师傅");
        expect(rows).not.toContain("草帽男");
    });
});
describe("extractRelevantThreads", () => {
    it("selects active hooks and subplots, filtering dormant/stale", () => {
        const hooks = `
| hook_id | 状态 | 最近推进 |
|---------|------|----------|
| H001 | activating | ch38 |
| H002 | dormant | ch20 |
| H003 | partial_payoff | ch37 |
`;
        const subplots = `
| S001 | 主线追查 | 推进 |
| S007 | 旁线 | 暂挂 |
`;
        const threads = extractRelevantThreads(hooks, subplots);
        expect(threads).toContain("H001");
        expect(threads).toContain("H003");
        expect(threads).not.toContain("H002");
        expect(threads).toContain("S001");
        expect(threads).not.toContain("S007");
    });
});
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