my.getServerTime

my.getServerTime({
  success(res) {
    console.log('Server time:', res.time);
    console.log('Date:', new Date(res.time));
  }
});

Page({
  data: {
    saleEndTime: 1735689600000, // Sale end timestamp
    timeRemaining: null
  },

  onLoad() {
    this.updateCountdown();
    setInterval(() => this.updateCountdown(), 1000);
  },

  updateCountdown() {
    my.getServerTime({
      success: (res) => {
        const remaining = this.data.saleEndTime - res.time;
        if (remaining > 0) {
          this.setData({
            timeRemaining: this.formatTime(remaining)
          });
        } else {
          this.setData({ timeRemaining: 'Sale ended' });
        }
      }
    });
  },

  formatTime(ms) {
    const hours = Math.floor(ms / 3600000);
    const minutes = Math.floor((ms % 3600000) / 60000);
    const seconds = Math.floor((ms % 60000) / 1000);
    return `${hours}h ${minutes}m ${seconds}s`;
  }
});

async function validateAction() {
  return new Promise((resolve, reject) => {
    my.getServerTime({
      success(res) {
        const serverTime = res.time;
        const actionDeadline = 1735689600000;

        if (serverTime > actionDeadline) {
          reject(new Error('Action deadline has passed'));
        } else {
          resolve(serverTime);
        }
      },
      fail(err) {
        reject(err);
      }
    });
  });
}

// Usage
try {
  const time = await validateAction();
  // Proceed with time-sensitive action
} catch (err) {
  my.showToast({ content: err.message, type: 'fail' });
}