source-code

source-code/ALTs/AltStore/Extensions/Date+RelativeDate.swift

@@ -0,0 +1,34 @@
+//
+//  Date+RelativeDate.swift
+//  AltStore
+//
+//  Created by Riley Testut on 7/28/19.
+//  Copyright © 2019 Riley Testut. All rights reserved.
+//
+
+import Foundation
+
+extension Date
+{
+    func numberOfCalendarDays(since date: Date) -> Int
+    {
+        let today = Calendar.current.startOfDay(for: self)
+        let previousDay = Calendar.current.startOfDay(for: date)
+        
+        let components = Calendar.current.dateComponents([.day], from: previousDay, to: today)
+        return components.day!
+    }
+    
+    func relativeDateString(since date: Date, dateFormatter: DateFormatter) -> String
+    {
+        let numberOfDays = self.numberOfCalendarDays(since: date)
+        
+        switch numberOfDays
+        {
+        case 0: return NSLocalizedString("Today", comment: "")
+        case 1: return NSLocalizedString("Yesterday", comment: "")
+        case 2...7: return String(format: NSLocalizedString("%@ days ago", comment: ""), NSNumber(value: numberOfDays))
+        default: return dateFormatter.string(from: date)
+        }
+    }
+}