import dayjs from "dayjs";
import { getMissedDates, buildAutoBillInserts } from "@/helpers/financeAuto";

// 对应 src/types/finance.ts 中 FinanceAutoRepeatType 的枚举值（从 1 开始）
const Daily = 1;
const Weekly = 2;
const Monthly = 3;
const Quarterly = 4;
const Yearly = 5;

// b_finance 表合法列（由前端查询推断，确认不含 type）
const B_FINANCE_COLUMNS = new Set([
  "id", "family_id", "category_id", "amount", "remark",
  "record_time", "create_by", "update_by", "create_time", "update_time",
]);

// 统一使用本地时间，与 financeAuto.ts 内部 dayjs() 保持一致
const todayStr = () => dayjs().format("YYYY-MM-DD");
const yesterday = () => dayjs().subtract(1, "day").format("YYYY-MM-DD");
const day = () => dayjs().day();
const dateOfMonth = () => String(dayjs().date());
const monthDay = () => `${dayjs().month() + 1},${dayjs().date()}`;

let passed = 0;
function check(name, cond) {
  if (!cond) {
    console.error("  ✗ " + name);
    throw new Error("FAILED: " + name);
  }
  passed++;
  console.log("  ✓ " + name);
}

console.log("== 1. 触发日期计算 (getMissedDates) ==");
{
  const dates = getMissedDates(Daily, "", yesterday());
  check("Daily 上次昨天→今天1条", dates.length === 1);
  check("Daily 日期=今天", dates[0] === todayStr());
}
{
  const dates = getMissedDates(Monthly, dateOfMonth(), yesterday());
  check("Monthly 今天日期→1条", dates.length === 1 && dates[0] === todayStr());
}
{
  const dates = getMissedDates(Yearly, monthDay(), yesterday());
  check("Yearly 今天月日→1条", dates.length === 1 && dates[0] === todayStr());
}
{
  const dates = getMissedDates(Daily, "!" + day(), yesterday()); // 排除今天星期
  check("Daily 排除今天→0条", dates.length === 0);
}
{
  const dates = getMissedDates(Daily, "", todayStr()); // lastRun=今天
  check("lastRun=今天→0条", dates.length === 0);
}

console.log("== 2. 写入 b_finance 的记录构造 (buildAutoBillInserts) ==");
{
  const rule = { category_id: 10, amount: 99.5, remark: "房租" };
  const missed = [todayStr(), yesterday()];
  const ids = [1001, 1002];
  const inserts = buildAutoBillInserts(rule, missed, ids, 7, 3);
  check("生成2条记录", inserts.length === 2);
  let ok = true;
  for (const rec of inserts) {
    for (const k of Object.keys(rec)) {
      if (!B_FINANCE_COLUMNS.has(k)) ok = false;
    }
    if ("type" in rec) ok = false;
  }
  check("记录字段均在 b_finance 合法列内且不含 type", ok);
  check("remark 正确透传", inserts[0].remark === "房租");
  check("record_time 使用补记账日期", inserts[1].record_time === yesterday());
}
{
  const inserts = buildAutoBillInserts({ category_id: 1, amount: 1 }, [todayStr()], [], 7, 3);
  check("ids 为空→0条", inserts.length === 0);
}

console.log("\n全部通过：" + passed + " 项 ✅");