epoch swift

gistfile1.txt

static func getEpochBeginningOfToday(isTomorrow: Bool) -> Int? {
        var date = Date()
        
        if isTomorrow {
            guard let tomorrowDate = Calendar.current.date(byAdding: .day, value: 1, to: date) else {
                return nil
            }
            
            date = tomorrowDate
        }
        
        let calendar = Calendar.current
        var dateComponents = DateComponents()
        
        dateComponents.day = calendar.component(.day, from: date)
        dateComponents.month = calendar.component(.month, from: date)
        dateComponents.year = calendar.component(.year, from: date)
        dateComponents.timeZone = TimeZone(abbreviation: "CST")
        
        let dateTime = Calendar.current.date(from: dateComponents)
        
        guard let timeInterval = dateTime?.timeIntervalSince1970 else { return nil }

        return Int((timeInterval * 1000.0).rounded())
    }