import { describe, expect, it } from "vitest";
import { classifyMail } from "@/services/parse/classify";
import {
  extractOpsSubjectFromMail,
  parseOpsSubjectTemplate,
} from "@/services/parse/ops-subject-template";
import { buildMailRecord } from "@/services/parse/work-order-record";

/** 邮件3 真实主题（3邮箱.pdf） */
const MAIL3_SUBJECT =
  "Fw: 转发：派送要求更新: 拆柜清单更新： DO请查收+拆柜清单更新: WHSU5574991+WHL063G550810+船名航次：OOCL SINGAPORE / 065W+ETA：6/28+FedEx-29件+UPS-102件+亚马逊卡派-289件+私人地址-166件+拦截-209件+拆柜清单";

const PAYLOAD =
  "WHSU5574991+WHL063G550810+船名航次：OOCL SINGAPORE / 065W+ETA：6/28+FedEx-29件+UPS-102件+亚马逊卡派-289件+私人地址-166件+拦截-209件+拆柜清单";

describe("ops-subject-template mail3", () => {
  it("parses subject payload fields", () => {
    const r = parseOpsSubjectTemplate(PAYLOAD, { defaultYear: 2026 });
    expect(r).not.toBeNull();
    expect(r!.modules.container_no).toBe("WHSU5574991");
    expect(r!.modules.bl_no).toBe("WHL063G550810");
    expect(r!.modules.shipping_line_hint).toBe("WHL");
    expect(r!.modules.vessel_voyage).toMatch(/OOCL SINGAPORE/);
    expect(r!.modules.vessel_voyage).toMatch(/065W/);
    expect(r!.modules.eta).toBe("2026-06-28");
    expect(r!.channels).toEqual(
      expect.arrayContaining([
        { channel: "FedEx", ctns: 29 },
        { channel: "UPS", ctns: 102 },
        { channel: "亚马逊卡派", ctns: 289 },
        { channel: "私人地址", ctns: 166 },
        { channel: "拦截", ctns: 209 },
      ]),
    );
    expect(r!.modules.ops_hints).toEqual(
      expect.arrayContaining(["拆柜清单"]),
    );
    expect(r!.modules.ops_hints).not.toContain("拦截");
  });

  it("extracts from full forwarded subject", () => {
    const r = extractOpsSubjectFromMail(MAIL3_SUBJECT, { defaultYear: 2026 });
    expect(r).not.toBeNull();
    expect(r!.modules.container_no).toBe("WHSU5574991");
    expect(r!.modules.bl_no).toBe("WHL063G550810");
    expect(r!.modules.eta).toBe("2026-06-28");
  });

  it("拆柜清单 ops_hints → mapBlModulesToHeader OperationType 0", async () => {
    const { mapBlModulesToHeader } = await import(
      "@/services/parse/bl-plus-template"
    );
    const r = extractOpsSubjectFromMail(MAIL3_SUBJECT, { defaultYear: 2026 })!;
    const header = mapBlModulesToHeader(
      {
        F_ContainerNo: r.modules.container_no || "",
        container_no_valid: true,
      },
      r.modules,
    );
    expect(r.modules.ops_hints).toEqual(
      expect.arrayContaining(["拆柜清单"]),
    );
    expect(header.F_OperationType).toBe(0);
  });

  it("classifies as WORK_ORDER and builds subject-only mail_record", () => {
    const evidence = classifyMail({
      subject: MAIL3_SUBJECT,
      body: "",
      filenames: [],
    });
    expect(evidence.mail_type).toBe("WORK_ORDER");

    const ops = extractOpsSubjectFromMail(MAIL3_SUBJECT, {
      defaultYear: 2026,
    })!;
    const record = buildMailRecord({
      mailType: "WORK_ORDER",
      subject: MAIL3_SUBJECT,
      body: "这票需要开箱拍照……不应进入记录",
      filenames: ["WL103276-SBD1(1).pdf"],
      opsSubject: {
        modules: ops.modules,
        channels: ops.channels,
      },
    });

    expect(record.kind).toBe("WORK_ORDER");
    expect(record.lineage.subject_only).toBe(true);
    expect(record.modules.container_no).toBe("WHSU5574991");
    expect(record.modules.bl_no).toBe("WHL063G550810");
    expect(record.modules.eta).toBe("2026-06-28");
    expect(record.table.rows.length).toBe(5);
    expect(record.table.rows.every((r) => r.动作 === "拆柜清单")).toBe(true);
    expect(record.table.rows.some((r) => String(r.备注).includes("FedEx"))).toBe(
      true,
    );
    expect(record.work_order_actions || []).not.toContain("拦截");
    expect(record.summary).toMatch(/拆柜清单/);
    expect(record.summary).not.toMatch(/主题）：拦截/);
    // 正文/附件未混入
    expect(record.summary).not.toMatch(/开箱拍照/);
  });
});