Alert

無法啟動.m

if (fetchDataArray.count >= 2 || (fetchDataArray.count == 1 && self.sleepData.wakeUpTime > 0) ) {

} else {
    [self dontHaveEnoughDataAlert];
        
    footerText = nil;
    [self.tableView reloadSections:[NSIndexSet indexSetWithIndex:0] withRowAnimation:UITableViewRowAnimationAutomatic];
}

- (void)dontHaveEnoughDataAlert
{
    [[[UIAlertView alloc] initWithTitle:@"無法啟用"
                                message:@"資料不足，最少要有一筆完整的資料"
                               delegate:self
                      cancelButtonTitle:@"確定" otherButtonTitles:nil, nil] show];
}