2021-06-11 04:20:10 +05:30
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import Alamofire
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import Foundation
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import SwiftyJSON
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2021-06-11 05:35:59 +05:30
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final class Video: Identifiable, ObservableObject {
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let id: String
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var title: String
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var thumbnailURL: URL?
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var author: String
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var length: TimeInterval
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var published: String
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var views: Int
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var channelID: String
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@Published var url: URL?
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@Published var error: Bool = false
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init(id: String, title: String, thumbnailURL: URL?, author: String, length: TimeInterval, published: String, channelID: String, views: Int = 0) {
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self.id = id
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self.title = title
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self.thumbnailURL = thumbnailURL
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self.author = author
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self.length = length
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self.published = published
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self.channelID = channelID
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self.views = views
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}
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init(_ json: JSON) {
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func extractThumbnailURL(from details: JSON) -> URL? {
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if details["videoThumbnails"].arrayValue.isEmpty {
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return nil
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}
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let thumbnail = details["videoThumbnails"].arrayValue.first(where: { $0["quality"].stringValue == "medium" })!
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return thumbnail["url"].url!
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}
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func extractFormatStreamURL(from streams: [JSON]) -> URL? {
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if streams.isEmpty {
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error = true
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return nil
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}
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let stream = streams.last!
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return stream["url"].url
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}
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id = json["videoId"].stringValue
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title = json["title"].stringValue
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thumbnailURL = extractThumbnailURL(from: json)
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author = json["author"].stringValue
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length = json["lengthSeconds"].doubleValue
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published = json["publishedText"].stringValue
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views = json["viewCount"].intValue
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channelID = json["authorId"].stringValue
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url = extractFormatStreamURL(from: json["formatStreams"].arrayValue)
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}
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var playTime: String? {
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let formatter = DateComponentsFormatter()
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formatter.unitsStyle = .positional
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formatter.allowedUnits = length >= (60 * 60) ? [.hour, .minute, .second] : [.minute, .second]
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formatter.zeroFormattingBehavior = [.pad]
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return formatter.string(from: length)
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}
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var viewsCount: String {
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let formatter = NumberFormatter()
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formatter.numberStyle = .decimal
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formatter.maximumFractionDigits = 1
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var number: NSNumber
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var unit: String
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if views < 1_000_000 {
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number = NSNumber(value: Double(views) / 1000.0)
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unit = "K"
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} else {
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number = NSNumber(value: Double(views) / 1_000_000.0)
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unit = "M"
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}
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return "\(formatter.string(from: number)!)\(unit)"
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}
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}
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