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extension Date {
    static func stringFromDateWithFormat(date: Date, format: String) -> String {
        let dateFormatter = DateFormatter()
        dateFormatter.dateFormat = format
        dateFormatter.timeZone = TimeZone(abbreviation: "GMT")
        return dateFormatter.string(from: date as Date)
    }
    
    static func getCurrentLocalDate() -> Date {
        var now = Date()
        let component = Date().createComponent()
        let calendar = Calendar.current
        now = calendar.date(from: component)!
        return now as Date
    }
    
    static func dateFromString(dateString: String) -> Date {
        let dateFormatter = DateFormatter()
        dateFormatter.dateFormat = "YYYY-MM-dd HH:mm:ss"
        dateFormatter.timeZone = TimeZone(abbreviation: "GMT")
        return dateFormatter.date(from: dateString)!
    }
    
    static func getCurrentLocalDateString() -> String {
        let component = Date().createComponent()
        let dateString = "\(String(component.month!))-\(String(component.day!))-\(String(component.year!))@\(String(component.hour!)).\(String(component.minute!)).\(String(component.second!))"
        return dateString
    }
    
    func createComponent() -> DateComponents  {
        let now = Date()
        var nowComponent = DateComponents()
        nowComponent.year = Calendar.current.component(.year, from: now)
        nowComponent.month = Calendar.current.component(.month, from: now)
        nowComponent.day = Calendar.current.component(.day, from: now)
        nowComponent.hour = Calendar.current.component(.hour, from: now)
        nowComponent.minute = Calendar.current.component(.minute, from: now)
        nowComponent.second = Calendar.current.component(.second, from: now)
        nowComponent.timeZone = TimeZone(abbreviation: "GMT")!
        return nowComponent
    }
}