import { describe, expect, it } from "vitest";
import {
  classifyMail,
  isBusinessRelevantMail,
} from "@/services/parse/classify";

describe("classifyMail — 四类业务", () => {
  it("M1 container-only -> WORK_ORDER", () => {
    const r = classifyMail({
      subject: "TIIU8073522-90022 资料",
      body: "请查收",
      filenames: [],
    });
    expect(r.mail_type).toBe("WORK_ORDER");
  });

  it("M2 TRANSFER（转仓候选，不强制工单）", () => {
    const r = classifyMail({
      subject: "MATU2745683 转仓通知",
      body: "本票转仓",
      filenames: ["卡派资料.xlsx"],
    });
    expect(r.mail_type).toBe("TRANSFER");
  });

  it("M3 拆柜清单 → WORK_ORDER（渠道「拦截-N件」不算硬拦截）", () => {
    const r = classifyMail({
      subject: "WHSU5574991 拆柜清单 拦截-209件",
      body: "拆柜清单 卡转海 留仓",
      filenames: [],
    });
    expect(r.mail_type).toBe("WORK_ORDER");
    expect(r.signals.some((s) => s.matched === "拦截" || s.signal === "工单")).toBe(
      false,
    );
    expect(r.signals.some((s) => s.signal === "拆柜清单")).toBe(true);
  });

  it("M4 WORK_ORDER（贴标/拍照）", () => {
    const r = classifyMail({
      subject: "Re: 新增预报 MATU2745683 换标指令",
      body: "请换标并贴好拍照",
      filenames: ["贴标指令.pdf"],
    });
    // 主题含新增预报优先；若仅测贴标正文用无预报主题
    expect(["WORK_ORDER", "NEW_CONTAINER"]).toContain(r.mail_type);
  });

  it("贴标正文无预报主题 → WORK_ORDER", () => {
    const r = classifyMail({
      subject: "操作指令 YT2604021091",
      body: "请换标并贴好拍照",
      filenames: ["贴标指令.pdf"],
    });
    expect(r.mail_type).toBe("WORK_ORDER");
  });

  it("多轮：主题新增预报 + 最新换标 + 历史DO文案 + 数据模版 → WORK_ORDER", () => {
    const r = classifyMail({
      subject:
        "Fw: 转发：新增预报136：新辰泽+WHLC027G597465+WHSU8127240+提拆派",
      body: [
        "Dear,",
        "原箱号YT2604021091=FBA199R49LD6-MDW2=76件操作指令",
        "换标后单号：FBA19HW52S0L-HIA1=76件",
        "1：覆盖贴FBA标签",
        "3：贴好拍照回传",
        "------------------ 原始电子邮件 ------------------",
        "请查收新增预报：新辰泽+WHSU8127240+提拆派 DO也同步上传至附件",
      ].join("\n"),
      filenames: ["数据模版-新辰泽-WHSU8127240.xlsx"],
    });
    expect(r.mail_type).toBe("WORK_ORDER");
  });

  it("不转仓 negative", () => {
    const r = classifyMail({
      subject: "通知",
      body: "本票不转仓，保持原计划",
      filenames: [],
    });
    expect(r.mail_type).not.toBe("TRANSFER");
    expect(r.mail_type).not.toBe("WORK_ORDER");
  });

  it("新增预报优先于贴标工单", () => {
    const r = classifyMail({
      subject:
        "新增预报136：新辰泽+WHLC027G597465+WHSU8127240+洛杉矶+40HQ",
      body: "请查收新增预报；另请贴标",
      filenames: ["清单.xlsx"],
    });
    expect(r.mail_type).toBe("NEW_CONTAINER");
  });

  it("DO 附件 → DO_UPLOAD", () => {
    const r = classifyMail({
      subject: "WHSU5574991 DO请查收",
      body: "",
      filenames: ["WHSU5574991-DO.pdf"],
    });
    expect(r.mail_type).toBe("DO_UPLOAD");
  });

  it("DO 优先于新增预报（同分冲突取 DO）", () => {
    const r = classifyMail({
      subject: "新增预报 DO请查收 WHSU8127240",
      body: "DO请查收",
      filenames: ["柜DO.pdf"],
    });
    expect(r.mail_type).toBe("DO_UPLOAD");
  });

  it("正文请查收新增预报（无主题词）→ NEW_CONTAINER", () => {
    const r = classifyMail({
      subject: "WHSU8127240 资料",
      body: "请查收新增预报",
      filenames: [],
    });
    expect(r.mail_type).toBe("NEW_CONTAINER");
    expect(r.scores.NEW_CONTAINER).toBeGreaterThanOrEqual(50);
  });
});

describe("isBusinessRelevantMail", () => {
  it("rejects GitHub / Google noise", () => {
    expect(
      isBusinessRelevantMail({
        subject: "[GitHub] You have used 100% of the included...",
        body: "Actions minutes",
        filenames: [],
      }),
    ).toBe(false);
  });

  it("accepts M1 container + 资料", () => {
    expect(
      isBusinessRelevantMail({
        subject: "TIIU8073522-90022 资料",
        body: "请查收",
        filenames: [],
      }),
    ).toBe(true);
  });

  it("accepts classified TRANSFER", () => {
    expect(
      isBusinessRelevantMail({
        subject: "MATU2745683 转仓通知",
        body: "本票转仓",
        filenames: ["卡派资料.xlsx"],
      }),
    ).toBe(true);
  });
});