//
// VideoView.swift
// APIExample
//
// Created by 张乾泽 on 2020年9月16日.
// Copyright © 2020 Agora Corp. All rights reserved.
//

import UIKit

extension Bundle {

 static func loadView<T>(fromNib name: String, withType type: T.Type) -> T {
 if let view = Bundle.main.loadNibNamed(name, owner: nil, options: nil)?.first as? T {
 return view
 }

 fatalError("Could not load view with type " + String(describing: type))
 }
 
 static func loadVideoView(type:VideoView.StreamType, audioOnly:Bool) -> VideoView {
 let view = Bundle.loadView(fromNib: "VideoView", withType: VideoView.self)
 view.audioOnly = audioOnly
 view.type = type
 if(type.isLocal()) {
 view.statsInfo = StatisticsInfo(type: .local(StatisticsInfo.LocalInfo()))
 } else {
 view.statsInfo = StatisticsInfo(type: .remote(StatisticsInfo.RemoteInfo()))
 }
 return view
 }
}

class VideoView: UIView {

 @IBOutlet weak var videoView:UIView!
 @IBOutlet weak var placeholderLabel:UILabel!
 @IBOutlet weak var infoLabel:UILabel!
 @IBOutlet weak var statsLabel:UILabel!
 var audioOnly:Bool = false
 var uid:UInt = 0
 enum StreamType {
 case local
 case remote
 
 func isLocal() -> Bool{
 switch self {
 case .local: return true
 case .remote: return false
 }
 }
 }
 var statsInfo:StatisticsInfo? {
 didSet{
 statsLabel.text = statsInfo?.description(audioOnly: audioOnly)
 }
 }
 var type:StreamType?
 
 func setPlaceholder(text:String) {
 placeholderLabel.text = text
 }
 
 func setInfo(text:String) {
 infoLabel.text = text
 }
 
 override func awakeFromNib() {
 super.awakeFromNib()
 statsLabel.layer.shadowColor = UIColor.appColor(.textShadow)?.cgColor
 statsLabel.layer.shadowOffset = CGSize(width: 1, height: 1)
 statsLabel.layer.shadowRadius = 1.0
 statsLabel.layer.shadowOpacity = 0.7
 }
}

class MetalVideoView: UIView {
 @IBOutlet weak var placeholder: UILabel!
 @IBOutlet weak var videoView: AgoraMetalRender!
 @IBOutlet weak var infolabel: UILabel!
 
 override func awakeFromNib() {
 super.awakeFromNib()
 }

 func setPlaceholder(text:String) {
 placeholder.text = text
 }
 
 func setInfo(text:String) {
 infolabel.text = text
 }
}