Function resolveVerificationStep

background/verification-flow.js:368–487

(step, state, mail, options = {})

    }

    async function resolveVerificationStep(step, state, mail, options = {}) {
      const stateKey = getVerificationCodeStateKey(step);
      const rejectedCodes = new Set();
      const hotmailPollConfig = mail.provider === HOTMAIL_PROVIDER
        ? getHotmailVerificationPollConfig(step)
        : null;
      const beforeSubmit = typeof options.beforeSubmit === 'function'
        ? options.beforeSubmit
        : null;
      const ignorePersistedLastCode = Boolean(hotmailPollConfig?.ignorePersistedLastCode);
      if (state[stateKey] && !ignorePersistedLastCode) {
        rejectedCodes.add(state[stateKey]);
      }

      let nextFilterAfterTimestamp = options.filterAfterTimestamp ?? null;
      const requestFreshCodeFirst = options.requestFreshCodeFirst !== undefined
        ? Boolean(options.requestFreshCodeFirst)
        : (hotmailPollConfig?.requestFreshCodeFirst ?? false);
      const maxSubmitAttempts = 3;
      const resendIntervalMs = Math.max(0, Number(options.resendIntervalMs) || 0);
      let lastResendAt = Number(options.lastResendAt) || 0;

      const updateFilterAfterTimestampForStep7 = async (requestedAt) => {
        if (step !== 7 || !requestedAt) {
          return nextFilterAfterTimestamp;
        }

        if (mail.provider === HOTMAIL_PROVIDER) {
          nextFilterAfterTimestamp = getHotmailVerificationRequestTimestamp(7, {
            ...state,
            loginVerificationRequestedAt: requestedAt,
          });
        } else {
          nextFilterAfterTimestamp = Math.max(0, Number(requestedAt) - 60000);
        }

        return nextFilterAfterTimestamp;
      };

      if (requestFreshCodeFirst) {
        try {
          lastResendAt = await requestVerificationCodeResend(step);
          await updateFilterAfterTimestampForStep7(lastResendAt);
          await addLog(`步骤 ${step}：已先请求一封新的${getVerificationCodeLabel(step)}验证码，再开始轮询邮箱。`, 'warn');
        } catch (err) {
          if (isStopError(err)) {
            throw err;
          }
          await addLog(`步骤 ${step}：首次重新获取验证码失败：${err.message}，将继续使用当前时间窗口轮询。`, 'warn');
        }
      }

      if (mail.provider === HOTMAIL_PROVIDER) {
        const initialDelayMs = Number(options.initialDelayMs ?? hotmailPollConfig.initialDelayMs) || 0;
        if (initialDelayMs > 0) {
          await addLog(`步骤 ${step}：等待 ${Math.round(initialDelayMs / 1000)} 秒，让 Hotmail 验证码邮件先到达...`, 'info');
          await sleepWithStop(initialDelayMs);
        }