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SMKMPMediaTrack.m
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SMKMPMediaTrack.m
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//
// SMKMPMediaTrack.m
// SNRMusicKit
//
// Created by Indragie Karunaratne on 2012-08-27.
// Copyright (c) 2012 Indragie Karunaratne. All rights reserved.
//
#import "SMKMPMediaTrack.h"
#import "SMKMPMediaAlbum.h"
#import "SMKMPMediaHelpers.h"
#import "SMKAVQueuePlayer.h"
#import "SMKMPMusicPlayer.h"
@interface SMKMPMediaAlbum (SMKInternal)
- (id)initWithRepresentedObject:(MPMediaItem*)object contentSource:(id<SMKContentSource>)contentSource;
@end
@implementation SMKMPMediaTrack
- (id)initWithRepresentedObject:(MPMediaItem*)object contentSource:(id<SMKContentSource>)contentSource
{
if ((self = [super init])) {
_representedObject = object;
_contentSource = contentSource;
}
return self;
}
#pragma mark - SMKContentObject
- (NSString *)uniqueIdentifier
{
return [self.representedObject valueForProperty:MPMediaItemPropertyPersistentID];
}
- (NSString *)name
{
return [self.representedObject valueForProperty:MPMediaItemPropertyTitle];
}
+ (NSSet *)supportedSortKeys
{
return [NSSet setWithObjects:@"name", @"artistName", @"albumArtistName", @"duration", @"composer", @"trackNumber", @"discNumber", @"playCount", @"lyrics", @"genre", @"rating", @"lastPlayedDate", nil];
}
- (Class)playerClass
{
return (self.playbackURL != nil) ? [SMKAVQueuePlayer class] : [SMKMPMusicPlayer class];
}
#pragma mark - SMKTrack
- (id<SMKAlbum>)album
{
NSNumber *albumPersistentID = [self.representedObject valueForProperty:MPMediaItemPropertyAlbumPersistentID];
MPMediaQuery *albumQuery = [MPMediaQuery albumsQuery];
MPMediaPropertyPredicate *albumPredicate = [MPMediaPropertyPredicate predicateWithValue:albumPersistentID forProperty:MPMediaItemPropertyAlbumPersistentID];
albumQuery.filterPredicates = [NSSet setWithObject:albumPredicate];
NSArray *collections = albumQuery.collections;
if ([collections count]) {
return [[SMKMPMediaAlbum alloc] initWithRepresentedObject:[collections objectAtIndex:0] contentSource:self.contentSource];
}
return nil;
}
- (id<SMKArtist>)artist
{
return [self.album artist];
}
- (NSString *)artistName
{
return [self.representedObject valueForProperty:MPMediaItemPropertyArtist];
}
- (NSString *)albumArtistName
{
return [self.representedObject valueForProperty:MPMediaItemPropertyAlbumArtist];
}
- (NSTimeInterval)duration
{
return [[self.representedObject valueForProperty:MPMediaItemPropertyPlaybackDuration] doubleValue];
}
- (NSString *)composer
{
return [self.representedObject valueForProperty:MPMediaItemPropertyComposer];
}
- (NSUInteger)trackNumber
{
return [[self.representedObject valueForProperty:MPMediaItemPropertyAlbumTrackNumber] unsignedIntegerValue];
}
- (NSUInteger)discNumber
{
return [[self.representedObject valueForProperty:MPMediaItemPropertyDiscNumber] unsignedIntegerValue];
}
- (NSUInteger)playCount
{
return [[self.representedObject valueForProperty:MPMediaItemPropertyPlayCount] unsignedIntegerValue];
}
- (NSString *)lyrics
{
return [self.representedObject valueForProperty:MPMediaItemPropertyLyrics];
}
- (NSString *)genre
{
return [self.representedObject valueForProperty:MPMediaItemPropertyGenre];
}
- (NSUInteger)rating
{
return [[self.representedObject valueForProperty:MPMediaItemPropertyRating] unsignedIntegerValue];
}
- (NSDate *)lastPlayedDate
{
return [self.representedObject valueForProperty:MPMediaItemPropertyLastPlayedDate];
}
- (NSURL *)playbackURL
{
return [self.representedObject valueForProperty:MPMediaItemPropertyAssetURL];
}
@end