import { describe, expect, it } from "vitest";
import { extractMailInstructions } from "@/services/parse/split-instructions";
import { extractBlPlusFromMail } from "@/services/parse/bl-plus-template";

const SUBJECT =
  "Fw: Fw:回复: 回复: LINK EVER INC + ZIMUSHH32195411+  柜号：ZCSU6581068+  ETA : 7/7";

const BODY = [
  "发自我的iPhone",
  "",
  "------------------ 原始邮件 ------------------",
  "寄件人： luo <luo@usasinogroup.com>",
  "发送时间: 2026年8月12日 09:50",
  "主旨： Fw: Fw:回复: 回复: LINK EVER INC + ZIMUSHH32195411+  柜号：ZCSU6581068+  ETA : 7/7",
  "",
  "Forwarded message:",
  "",
  "From：op7 <op7@xinfenginc.com>",
  "",
  "Date：2026-07-07 01:53:15(美国山区 (GMT-07:00))",
  "",
  "Subject：回复: 回复: LINK EVER INC + ZIMUSHH32195411+  柜号：ZCSU6581068+  ETA : 7/7",
  "",
  "",
  "新增转仓，请留意",
  "",
  " op7@xinfenginc.com",
  "",
  " &nbsp;",
  "发件人：&nbsp;op7",
  "发送时间：&nbsp;2026-07-06&nbsp;15:59",
  "主题：&nbsp;回复: LINK EVER INC + ZIMUSHH32195411+  柜号：ZCSU6581068+  ETA : 7/7",
  "",
  " 新增转仓，请留意",
  "",
  " op7@xinfenginc.com",
  "",
  " &nbsp;",
  "发件人：&nbsp;op7",
  "发送时间：&nbsp;2026-06-27&nbsp;16:55",
  "主题：&nbsp;LINK EVER INC + ZIMUSHH32195411+  柜号：ZCSU6581068+  ETA : 7/7",
  "",
  " 柜号：ZCSU6581068&nbsp; 派送单，请查收",
  "",
  " op7@xinfenginc.com",
].join("\n");

describe("ZCSU6581068 LINK EVER thread", () => {
  it("parses bl-plus header from subject", () => {
    const bl = extractBlPlusFromMail(SUBJECT, BODY, { defaultYear: 2026 });
    expect(bl?.modules.customer_name).toBe("LINK EVER INC");
    expect(bl?.modules.container_no).toBe("ZCSU6581068");
    expect(bl?.modules.bl_no).toBe("ZIMUSHH32195411");
    expect(bl?.modules.eta).toBe("2026-07-07");
    expect(bl?.modules.port).toBeUndefined();
  });

  it("keeps two transfer rounds and first forecast delivery note", () => {
    const units = extractMailInstructions({
      subject: SUBJECT,
      body: BODY,
      filenames: ["柜号：ZCSU6581068卡派资料.xlsx"],
    });
    const transfers = units.filter((u) => u.uiKind === "transfer");
    const forecasts = units.filter((u) => u.uiKind === "forecast");
    expect(transfers).toHaveLength(2);
    expect(transfers[0].roundAt).not.toEqual(transfers[1].roundAt);
    expect(transfers[0].label).not.toEqual(transfers[1].label);
    expect(forecasts).toHaveLength(1);
    expect(transfers[0].isCurrent).toBe(true);
    expect(forecasts[0].isCurrent).toBe(false);
    expect(forecasts[0].segmentText).toMatch(/派送单，请查收/);
    expect(units.map((u) => u.uiKind)).toEqual([
      "transfer",
      "transfer",
      "forecast",
    ]);
  });
});