import { describe, expect, it } from "vitest";
import ExcelJS from "exceljs";
import { parsePackingListBuffer } from "@/services/parse/packing-list";
import { generateM2Shipments } from "../fixtures/m2-shipments";

async function buildXlsx(rows: ReturnType<typeof generateM2Shipments>): Promise<Buffer> {
  const wb = new ExcelJS.Workbook();
  const ws = wb.addWorksheet("卡派资料");
  ws.addRow([
    "仓库ID", "渠道", "件数", "总体积", "毛重", "FBA ID",
    "Amazon reference ID", "分货标识", "派送地址", "备注", "柜号",
  ]);
  for (const r of rows) {
    ws.addRow([
      r.F_FBACode || "",
      r.channel_raw || r.F_Transporter || "",
      r.F_CTNS ?? 0,
      r.F_CBM,
      r.F_Weight,
      r.F_FBAID,
      r.F_ReferenceId,
      r.F_ShipmentID,
      r.F_Address,
      r.F_Remark,
      "MATU2745683",
    ]);
  }
  const buf = await wb.xlsx.writeBuffer();
  return Buffer.from(buf);
}

describe("packing-list", () => {
  it("parses 327 rows with gold sample first two", async () => {
    const seed = generateM2Shipments();
    const buf = await buildXlsx(seed);
    const parsed = await parsePackingListBuffer(buf, { enableIsoCheck: false });
    expect(parsed.errorCode).toBeUndefined();
    expect(parsed.shipments.length).toBe(327);
    expect(parsed.shipments[0].F_FBACode).toBe("ABQ2");
    expect(parsed.shipments[0].F_Transporter).toBe("TRUCK");
    expect(parsed.shipments[0].F_CTNS).toBe(1);
    expect(parsed.shipments[1].F_FBACode).toBe("FTW1");
    expect(parsed.shipments[1].F_CTNS).toBe(4);
  });

  it("reports missing columns", async () => {
    const wb = new ExcelJS.Workbook();
    const ws = wb.addWorksheet("Sheet1");
    ws.addRow(["foo", "bar"]);
    ws.addRow([1, 2]);
    const buf = Buffer.from(await wb.xlsx.writeBuffer());
    const parsed = await parsePackingListBuffer(buf);
    expect(parsed.errorCode).toBe("PARSE_FAILED");
    expect(parsed.lineage.missing_columns).toBeTruthy();
  });

  it("parses 新辰泽官方模板（多行表头 + UPS空仓库ID）", async () => {
    const fs = await import("fs/promises");
    const path = await import("path");
    const file = path.join(
      process.cwd(),
      "docx",
      "邮件",
      "模板",
      "数据模版-新辰泽-WHSU8127240.xlsx",
    );
    const buf = await fs.readFile(file);
    const parsed = await parsePackingListBuffer(buf, { enableIsoCheck: false });
    expect(parsed.errorCode).toBeUndefined();
    expect(parsed.container_header.F_ContainerNo).toBe("WHSU8127240");
    expect(parsed.shipments.length).toBeGreaterThan(10);
    const ups = parsed.shipments.filter((s) => s.F_Transporter === "UPS");
    expect(ups.length).toBeGreaterThan(0);
    expect(ups.every((s) => !s.F_FBACode)).toBe(true);
    const amazon = parsed.shipments.find((s) => s.F_FBAID === "FBA16SQQ7PTF");
    expect(amazon?.F_FBACode).toBe("LAS1");
    const priv = parsed.shipments.find((s) =>
      (s.F_Address || "").includes("12924 Pierce"),
    );
    expect(priv).toBeTruthy();
    expect(priv!.F_FBACode).toBeFalsy();
    expect(parsed.shipments.every((s) => s.F_ShipmentID)).toBe(true);
  });
  it("skips 注意 instruction footer in 智鸿 gold xlsx", async () => {
    const fs = await import("fs/promises");
    const path = await import("path");
    const file = path.join(
      process.cwd(),
      "docx",
      "邮件",
      "模板",
      "附件下载_邮件识别",
      "智鸿2+WHLC027G597465+WHSU8127240+洛杉矶+40HQ+EDT2026.04-25 ETA2026.05-15船名航次HMM EMERALD 013E+提拆派.xlsx",
    );
    const buf = await fs.readFile(file);
    const parsed = await parsePackingListBuffer(buf, { enableIsoCheck: false });
    expect(parsed.errorCode).toBeUndefined();
    expect(parsed.shipments.length).toBe(1);
    expect(parsed.shipments[0].row_status).toBe("VALID");
    expect(parsed.shipments[0].F_Transporter).toBe("留仓");
    expect(parsed.shipments[0].F_FBACode).toBe("HOLD");
    expect(parsed.shipments[0].F_CTNS).toBe(1041);
    expect(
      parsed.shipments.every((s) => !String(s.F_FBACode || "").includes("注意")),
    ).toBe(true);
  });

  it("parses FormOrder extra columns (PO/PCS/City/送仓/SKU)", async () => {
    const wb = new ExcelJS.Workbook();
    const ws = wb.addWorksheet("Sheet1");
    ws.addRow([
      "Move Type",
      "Custmer Ref No.",
      "FBAId(Amazon)",
      "PO(Amazon)",
      "FBACode",
      "Address",
      "Qty.(CTNS)",
      "Vol(CBM)",
      "G.W.(KGS)",
      "PCS",
      "City",
      "State",
      "ZipCode",
      "Contact",
      "Mobile",
      "Email",
      "行备注",
      "ReferenceId",
      "最早送仓日期",
      "最晚送仓日期",
      "SKU",
      "品名",
      "英文名称",
    ]);
    ws.addRow([
      "卡派",
      "REF001",
      "FBA16SQQ7PTF",
      "PO123",
      "LAS1",
      "12924 Pierce St",
      2,
      0.5,
      10,
      20,
      "Los Angeles",
      "CA",
      "90001",
      "Tom",
      "123456",
      "a@b.com",
      "note1",
      "REFID1",
      "2026-05-01",
      "2026-05-10",
      "SKU-1",
      "玩具",
      "Toy",
    ]);
    const buf = Buffer.from(await wb.xlsx.writeBuffer());
    const parsed = await parsePackingListBuffer(buf, { enableIsoCheck: false });
    expect(parsed.errorCode).toBeUndefined();
    expect(parsed.shipments).toHaveLength(1);
    const s = parsed.shipments[0];
    expect(s.F_Transporter).toBe("TRUCK");
    expect(s.F_PO).toBe("PO123");
    expect(s.F_Pcs).toBe(20);
    expect(s.F_City).toBe("Los Angeles");
    expect(s.F_State).toBe("CA");
    expect(s.F_ZipCode).toBe("90001");
    expect(s.F_Contact).toBe("Tom");
    expect(s.F_Remark).toBe("note1");
    expect(s.F_SKU).toBe("SKU-1");
    expect(s.F_Description).toBe("玩具");
    expect(s.F_EnglishName).toBe("Toy");
    expect(s.F_Expected_DeliveryDateB).toBeTruthy();
    expect(s.F_Expected_DeliveryDateE).toBeTruthy();
  });
});