//
//  DateCache.swift
//  AutoCatCore
//
//  Created by Selim Mustafaev on 12.02.2023.
//  Copyright © 2023 Selim Mustafaev. All rights reserved.
//

import Foundation
import SwiftDate

public class DateCache {
    
    public static let shared = DateCache()
    
    public var monthStart: DateInRegion
    public var weekStart: DateInRegion
    
    public init() {

        let now = DateInRegion(Date(), region: Region.current)
        self.monthStart = now.dateAtStartOf(.month)
        self.weekStart = now.dateAtStartOf(.weekOfMonth)
        
        NotificationCenter.default.addObserver(self,
                                               selector: #selector(dayChanged),
                                               name: .NSCalendarDayChanged,
                                               object: nil)
    }
    
    @objc func dayChanged(_ notification: Notification) {
        let now = DateInRegion(Date(), region: Region.current)
        self.monthStart = now.dateAtStartOf(.month)
        self.weekStart = now.dateAtStartOf(.weekOfMonth)
    }
}