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42 lines
1.2 KiB
Swift
42 lines
1.2 KiB
Swift
//
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// Date+RelativeDate.swift
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// AltStore
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//
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// Created by Riley Testut on 7/28/19.
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// Copyright © 2019 Riley Testut. All rights reserved.
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//
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import Foundation
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public extension Date
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{
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private static let mediumDateFormatter: DateFormatter = {
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let dateFormatter = DateFormatter()
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dateFormatter.dateStyle = .medium
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dateFormatter.timeStyle = .none
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return dateFormatter
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}()
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func numberOfCalendarDays(since date: Date) -> Int
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{
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let today = Calendar.current.startOfDay(for: self)
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let previousDay = Calendar.current.startOfDay(for: date)
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let components = Calendar.current.dateComponents([.day], from: previousDay, to: today)
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return components.day!
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}
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func relativeDateString(since date: Date, dateFormatter: DateFormatter? = nil) -> String
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{
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let dateFormatter = dateFormatter ?? Date.mediumDateFormatter
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let numberOfDays = self.numberOfCalendarDays(since: date)
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switch numberOfDays
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{
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case 0: return NSLocalizedString("Today", comment: "")
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case 1: return NSLocalizedString("Yesterday", comment: "")
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default: return dateFormatter.string(from: date)
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}
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}
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}
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