Andrea Busi
65 lines
2.0 KiB
Swift
65 lines
2.0 KiB
Swift
//
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// EQNUtility+Extension.swift
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// Earthquake Network
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//
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// Created by Busi Andrea on 08/10/2020.
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// Copyright © 2020 Earthquake Network. All rights reserved.
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//
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import Foundation
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extension EQNUtility {
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private static var dateFormatter: DateFormatter = {
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let formatter = DateFormatter()
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formatter.dateFormat = "HH:mm:ss d-MMM"
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return formatter
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}()
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// MARK: - Public
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/// Convert coordinates in degrees
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/// - Parameter coordinate: The latitude and longitude associated with a location
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/// - Returns: Formatted coordinates, like
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class func coordinateString(coordinate: CLLocationCoordinate2D) -> String {
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var latSeconds = Int(coordinate.latitude * 3600)
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let latDegrees = latSeconds / 3600
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latSeconds = abs(latSeconds % 3600)
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let latMinutes = latSeconds / 60
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latSeconds %= 60
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var longSeconds = Int(coordinate.longitude * 3600)
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let longDegrees = longSeconds / 3600
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longSeconds = abs(longSeconds % 3600)
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let longMinutes = longSeconds / 60
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longSeconds %= 60
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return String(format:"%d°%d'%d\"%@ lat %d°%d'%d\"%@ lon",
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abs(latDegrees),
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latMinutes,
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latSeconds, latDegrees >= 0 ? "N" : "S",
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abs(longDegrees),
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longMinutes,
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longSeconds,
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longDegrees >= 0 ? "E" : "W" )
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}
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@objc
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class func formattedTimeDifference(from: Date, to: Date = Date()) -> String {
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let diffComponents = Calendar.current.dateComponents([.day, .hour, .minute], from: from, to: to)
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let days = diffComponents.day ?? 0
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let hours = diffComponents.hour ?? 0
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let minutes = diffComponents.minute ?? 0
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if days > 0 {
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return "\(days)d"
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} else if hours > 0 {
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return "\(hours)h"
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}
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return "\(minutes)m"
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}
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class func formattedDate(from date: Date) -> String {
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Self.dateFormatter.string(from: date)
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}
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}
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