130 lines
4.1 KiB
Swift
130 lines
4.1 KiB
Swift
//
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// Track.swift
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// Tag for iTunes
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//
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// Created by Kim Wittenburg on 30.05.15.
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// Copyright (c) 2015 Kim Wittenburg. All rights reserved.
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//
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import Cocoa
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/// Represents a track of the
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/// [Search API](https://www.apple.com/itunes/affiliates/resources/documentation/itunes-store-web-service-search-api.html).
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public class Track: iTunesType {
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// MARK: Properties
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public let id: iTunesId
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public let name: String
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public let censoredName: String
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public let artistName: String
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public let releaseDate: NSDate
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public let trackNumber: Int
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public let trackCount: Int
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public let discNumber: Int
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public let discCount: Int
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public let genre: String
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public internal(set) weak var album: Album!
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/// These tracks will be changed, if `save()` is called.
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public var associatedTracks = [iTunesTrack]()
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// MARK: Initializers
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public required init(data: [iTunesAPI.Field: AnyObject]) {
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id = data[.TrackId] as! UInt
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name = data[.TrackName] as! String
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censoredName = data[.TrackCensoredName] as! String
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artistName = data[.ArtistName] as! String
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releaseDate = iTunesAPI.sharedDateFormatter.dateFromString(data[.ReleaseDate] as! String)!
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trackNumber = data[.TrackNumber] as! Int
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trackCount = data[.TrackCount] as! Int
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discNumber = data[.DiscNumber] as! Int
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discCount = data[.DiscCount] as! Int
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genre = data[.PrimaryGenreName] as! String
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}
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public static var requiredFields: [iTunesAPI.Field] {
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return [.TrackId, .TrackName, .TrackCensoredName, .ArtistName, .ReleaseDate, .TrackNumber, .TrackCount, .DiscNumber, .DiscCount, .PrimaryGenreName]
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}
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// MARK: Methods
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/// Saves the track. This means that its properties are applied to every
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/// `iTunesTrack` in its `associatedTracks`.
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///
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/// This method respects the user's preferences (See `Preferences` class).
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public func save() {
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saveToTracks(associatedTracks)
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}
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/// Applies the receiver's properties to the specified tracks.
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///
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/// This method respects the user's preferences (See `Preferences` class).
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public func saveToTracks(tracks: [iTunesTrack]) {
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for track in tracks {
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saveToTrack(track)
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}
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}
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/// Applies the receiver's properties to the specified `track`.
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///
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/// This method respects the user's preferences (See `Preferences` class).
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public func saveToTrack(track: iTunesTrack) {
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let components = NSCalendar.currentCalendar().components(.Year, fromDate: releaseDate)
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track.name = name
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track.artist = artistName
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track.year = components.year
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track.trackNumber = trackNumber
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track.trackCount = trackCount
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track.discNumber = discNumber
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track.discCount = discCount
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track.genre = genre
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track.album = album?.name
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track.albumArtist = album?.artistName
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track.sortName = ""
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track.sortAlbum = ""
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track.sortAlbumArtist = ""
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track.sortArtist = ""
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track.composer = ""
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track.sortComposer = ""
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track.comment = ""
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track.artworks().removeAllObjects()
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}
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/// Returns `true` if all `associatedTrack`s contain the same values as the
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/// `Track` instance.
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public var saved: Bool {
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let components = NSCalendar.currentCalendar().components(.Year, fromDate: releaseDate)
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for track in associatedTracks {
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guard track.name == name && track.artist == artistName && track.year == components.year && track.trackNumber == trackNumber && track.trackCount == trackCount && track.discNumber == discNumber && track.discCount == discCount && track.genre == genre && track.album == album.name && track.albumArtist == album.artistName && track.composer == "" else {
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return false
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}
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}
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return true
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}
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}
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extension Track: Hashable {
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public var hashValue: Int {
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return Int(id)
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}
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}
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public func ==(lhs: Track, rhs: Track) -> Bool {
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return lhs.id == rhs.id
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}
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