64 lines
2.3 KiB
Swift
64 lines
2.3 KiB
Swift
import UIKit
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import CoreData
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import AVFoundation
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class PostInfoViewController: UIViewController {
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var post: Post?
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var image: UIImage?
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@IBOutlet weak var infoLabel: UILabel!
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private func resolutionForLocalVideo(url: URL) -> CGSize? {
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guard let track = AVURLAsset(url: url).tracks(withMediaType: AVMediaType.video).first else { return nil }
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let size = track.naturalSize.applying(track.preferredTransform)
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return CGSize(width: abs(size.width), height: abs(size.height))
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}
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let documentsPath : URL = FileManager.default.urls(for: .documentDirectory, in: .userDomainMask)[0].absoluteURL
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override func viewWillAppear(_ animated: Bool) {
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super.viewWillAppear(true)
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let dateFormatter = DateFormatter()
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dateFormatter.dateFormat = "yyyy-MM-dd HH:mm:ss"
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var type = "Unavailable"
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if(post!.type != nil) {
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if(post!.type == "public.image") {
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type = "Image"
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} else if(post!.type == "public.mpeg-4") {
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type = "Video"
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}
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}
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var date = "Unavailable"
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if(post!.date != nil) {
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date = dateFormatter.string(from: post!.date!)
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}
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var size = "Unavailable"
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if(post?.type == "public.mpeg-4") {
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let videoPath = documentsPath.appendingPathComponent(post!.value(forKey: "name") as! String).path
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let resolution = resolutionForLocalVideo(url: URL(fileURLWithPath: videoPath))
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size = String(format: "%.0f", (resolution?.width)!) + "x" + String(format: "%.0f", (resolution?.height)!)
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} else if(image != nil) {
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size = String(format: "%.0f", (image?.size.width)!) + "x" + String(format: "%.0f", (image?.size.height)!)
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}
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infoLabel.text = "Type: " + type + "\nDate: " + date + "\nSize: " + size
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}
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@IBAction func exitAction(_ sender: Any) {
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dismiss(animated: true, completion: nil)
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}
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}
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extension PostInfoViewController {
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static func loadFromStoryboard() -> PostInfoViewController? {
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let storyboard = UIStoryboard(name: "Main", bundle: .main)
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return storyboard.instantiateViewController(withIdentifier: "InfoViewController") as? PostInfoViewController
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}
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}
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