IaC / SwiftFlow

Artifact ad98a3559309dd14b6d0ba1b5ea83deaf1c57b625fe56f81e6e189500a0169d3:

• File backend/src/pace.gleam — part of check-in [3f662701f1] at 2026-10-23 03:38:22 on branch trunk — 把发往来肯的请求收成固定间隔，避免翻页过密被封。

  订单轮询不低于 5 分钟，登录、翻页和查明细共用至少 2 秒的间隔。 (user: pluto size: 322)

/// 两次发往来肯的最小间隔。last 为 0 表示还没发过请求。
pub fn wait_ms(now: Int, last: Int, gap: Int) -> Int {
  case last <= 0 || gap <= 0 {
    True -> 0
    False -> {
      let elapsed = now - last
      case elapsed >= gap {
        True -> 0
        False -> gap - elapsed
      }
    }
  }
}