18 lines
602 B
Swift
18 lines
602 B
Swift
import AppKit
|
|
|
|
extension ChannelsSettings {
|
|
func date(fromMs ms: Double?) -> Date? {
|
|
guard let ms else { return nil }
|
|
return Date(timeIntervalSince1970: ms / 1000)
|
|
}
|
|
|
|
func qrImage(from dataUrl: String) -> NSImage? {
|
|
guard let comma = dataUrl.firstIndex(of: ",") else { return nil }
|
|
let header = dataUrl[..<comma]
|
|
guard header.contains("base64") else { return nil }
|
|
let base64 = dataUrl[dataUrl.index(after: comma)...]
|
|
guard let data = Data(base64Encoded: String(base64)) else { return nil }
|
|
return NSImage(data: data)
|
|
}
|
|
}
|