35 lines
966 B
Swift
35 lines
966 B
Swift
|
import Foundation
|
||
|
|
|
||
|
|
class DeviceInfo {
|
||
|
|
static let shared = {
|
||
|
|
return DeviceInfo()
|
||
|
|
}()
|
||
|
|
|
||
|
|
lazy var model: String? = {
|
||
|
|
var size : Int = 0
|
||
|
|
sysctlbyname("hw.machine", nil, &size, nil, 0)
|
||
|
|
var machine = [CChar](repeating: 0, count: size)
|
||
|
|
sysctlbyname("hw.machine", &machine, &size, nil, 0)
|
||
|
|
return String(cString: machine)
|
||
|
|
}()
|
||
|
|
|
||
|
|
// Only includes iOS 11 compatible older devices
|
||
|
|
static let olderDevicePrefixes: Set<String> = [
|
||
|
|
"iPad4", // iPad Air
|
||
|
|
"iPad5", // iPad Air 2
|
||
|
|
"iPhone6", // iPhone 5s
|
||
|
|
"iPhone7", // iPhone 6
|
||
|
|
"iPod7" // iPod Touch (6th gen)
|
||
|
|
]
|
||
|
|
|
||
|
|
lazy var isOlderDevice: Bool = {
|
||
|
|
guard let model = model else {
|
||
|
|
return true
|
||
|
|
}
|
||
|
|
guard let substring = model.components(separatedBy: ",").first else {
|
||
|
|
return true
|
||
|
|
}
|
||
|
|
return DeviceInfo.olderDevicePrefixes.contains(substring)
|
||
|
|
}()
|
||
|
|
}
|