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Merge pull request #10 from PLREQ/feat/Data
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,15 @@ | ||
| // | ||
| // MusicDB+CoreDataClass.swift | ||
| // Muzip | ||
| // | ||
| // Created by Yeni Hwang on 2023/05/20. | ||
| // | ||
| // | ||
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| import Foundation | ||
| import CoreData | ||
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| @objc(Music) | ||
| public class MusicDB: NSManagedObject { | ||
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| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,28 @@ | ||
| // | ||
| // MusicDB+CoreDataProperties.swift | ||
| // Muzip | ||
| // | ||
| // Created by Yeni Hwang on 2023/05/20. | ||
| // | ||
| // | ||
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| import Foundation | ||
| import CoreData | ||
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| extension MusicDB { | ||
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| @nonobjc public class func fetchRequest() -> NSFetchRequest<MusicDB> { | ||
| return NSFetchRequest<MusicDB>(entityName: "Music") | ||
| } | ||
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| @NSManaged public var title: String? | ||
| @NSManaged public var artist: String? | ||
| @NSManaged public var musicImage: Data? | ||
| @NSManaged public var playList: PlayListDB? | ||
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| } | ||
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| extension MusicDB : Identifiable { | ||
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| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,9 +1,14 @@ | ||
| <?xml version="1.0" encoding="UTF-8" standalone="yes"?> | ||
| <model type="com.apple.IDECoreDataModeler.DataModel" documentVersion="1.0" lastSavedToolsVersion="1" systemVersion="11A491" minimumToolsVersion="Automatic" sourceLanguage="Swift" usedWithCloudKit="true" userDefinedModelVersionIdentifier=""> | ||
| <entity name="Item" representedClassName="Item" syncable="YES" codeGenerationType="class"> | ||
| <attribute name="timestamp" optional="YES" attributeType="Date" usesScalarValueType="NO"/> | ||
| <model type="com.apple.IDECoreDataModeler.DataModel" documentVersion="1.0" lastSavedToolsVersion="21754" systemVersion="22E261" minimumToolsVersion="Automatic" sourceLanguage="Swift" userDefinedModelVersionIdentifier=""> | ||
| <entity name="Music" representedClassName=".MusicDB" syncable="YES"> | ||
| <attribute name="artist" optional="YES" attributeType="String"/> | ||
| <attribute name="musicImage" optional="YES" attributeType="Binary"/> | ||
| <attribute name="title" optional="YES" attributeType="String"/> | ||
| <relationship name="playList" optional="YES" maxCount="1" deletionRule="Nullify" destinationEntity="PlayList" inverseName="music" inverseEntity="PlayList"/> | ||
| </entity> | ||
| <entity name="PlayList" representedClassName=".PlayListDB" syncable="YES"> | ||
| <attribute name="date" optional="YES" attributeType="Date" usesScalarValueType="NO"/> | ||
| <attribute name="title" optional="YES" attributeType="String"/> | ||
| <relationship name="music" optional="YES" toMany="YES" deletionRule="Nullify" ordered="YES" destinationEntity="Music" inverseName="playList" inverseEntity="Music"/> | ||
| </entity> | ||
| <elements> | ||
| <element name="Item" positionX="-63" positionY="-18" width="128" height="44"/> | ||
| </elements> | ||
| </model> |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,156 @@ | ||
| // | ||
| // Persistence.swift | ||
| // Muzip | ||
| // | ||
| // Created by 이주화 on 2023/05/19. | ||
| // | ||
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| import CoreData | ||
| import SwiftUI | ||
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| class MuzipDataManager { | ||
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| static let shared: MuzipDataManager = MuzipDataManager() | ||
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| let container: NSPersistentContainer | ||
| var context: NSManagedObjectContext { | ||
| return container.viewContext | ||
| } | ||
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| /// Model Name | ||
| let playListModelName: String = "PlayList" | ||
| let MusicModelName: String = "Music" | ||
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| private init(inMemory: Bool = false) { | ||
| container = NSPersistentContainer(name: "Muzip") | ||
| if inMemory { | ||
| container.persistentStoreDescriptions.first!.url = URL(fileURLWithPath: "/dev/null") | ||
| } | ||
| container.loadPersistentStores(completionHandler: { (storeDescription, error) in | ||
| if let error = error as NSError? { | ||
| fatalError("Unresolved error \(error), \(error.userInfo)") | ||
| } | ||
| }) | ||
| container.viewContext.automaticallyMergesChangesFromParent = true | ||
| } | ||
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| /// PlayList 불러오기 | ||
| func fetch() -> [NSManagedObject] { | ||
| let fetchRequest = NSFetchRequest<NSManagedObject>(entityName: playListModelName) | ||
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| let sort = NSSortDescriptor(key: "day", ascending: false) | ||
| fetchRequest.sortDescriptors = [sort] | ||
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| do { | ||
| let result = try context.fetch(fetchRequest) | ||
| return result | ||
| } catch { | ||
| print("fetch fail") | ||
| return [] | ||
| } | ||
| } | ||
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| /// 플레이리스트 저장 | ||
| func savePlayList(title: String, location: String, day: Date, latitude: Double, longtitude: Double, musics: [Music]) { | ||
| let playListObject = NSEntityDescription.insertNewObject(forEntityName: playListModelName, into: context) | ||
| playListObject.setValue(title, forKey: "title") | ||
| playListObject.setValue(day, forKey: "day") | ||
| playListObject.setValue(location, forKey: "location") | ||
| playListObject.setValue(latitude, forKey: "latitude") | ||
| playListObject.setValue(longtitude, forKey: "longtitude") | ||
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| let group = DispatchGroup() | ||
| var errorOccurred = false | ||
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| for music in musics { | ||
| if music.title != "" { // 음악 검색을 실패하면 저장되지 않는다. | ||
| let musicObject = NSEntityDescription.insertNewObject(forEntityName: MusicModelName, into: context) as! MusicDB | ||
| musicObject.title = music.title | ||
| musicObject.artist = music.artist | ||
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| group.enter() | ||
| DispatchQueue.global().async { | ||
| if let data = try? Data(contentsOf: music.musicImageURL) { | ||
| if let image = UIImage(data: data) { | ||
| musicObject.musicImage = image.jpegData(compressionQuality: 1.0) | ||
| } | ||
| } | ||
| (playListObject as! PlayListDB).addMusicToPlayList(musicObject) | ||
| group.leave() | ||
| } | ||
| } | ||
| } | ||
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| group.notify(queue: DispatchQueue.global()) { | ||
| do { | ||
| try self.context.save() | ||
| } catch { | ||
| print("failure Save") | ||
| } | ||
| } | ||
| } | ||
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| /// playList 삭제 | ||
| func deletePlayList(playListObject: NSManagedObject) -> Bool { | ||
| context.delete(playListObject) | ||
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| return saveContext() | ||
| } | ||
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| /// platList의 제목 변경 | ||
| func updatePlayListTitle(playListObject: NSManagedObject, title: String) -> Bool { | ||
| playListObject.setValue(title, forKey: "title") | ||
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| return saveContext() | ||
| } | ||
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| /// playLisy에서 music들을 불러오기 | ||
| func musicsFetch(playList: PlayListDB) -> [MusicDB] { | ||
| return playList.music?.array as! [MusicDB] | ||
| } | ||
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| /// playList에 music들을 추가 | ||
| func addMusicsToPlayList(playListObject: NSManagedObject, musics: [MusicData]) -> Bool { | ||
| for music in musics { | ||
| let musicObject = NSEntityDescription.insertNewObject(forEntityName: MusicModelName, into: context) as! MusicDB | ||
| musicObject.title = music.title | ||
| musicObject.artist = music.artist | ||
| musicObject.musicImage = music.musicImage | ||
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| (playListObject as! PlayListDB).addMusicToPlayList(musicObject) | ||
| } | ||
| return saveContext() | ||
| } | ||
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| /// playList에서 music 삭제 | ||
| func deleteMusic(music: NSManagedObject){ | ||
| context.delete(music) | ||
| saveContext() | ||
| } | ||
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| /// playList 안에서 music의 순서를 변경 | ||
| func changeMusicOrder(playListObject: [NSManagedObject], musics: [MusicData]) -> Bool { | ||
| for i in 0..<playListObject.count { | ||
| playListObject[i].setValue(musics[i].title, forKey: "title") | ||
| playListObject[i].setValue(musics[i].artist, forKey: "artist") | ||
| playListObject[i].setValue(musics[i].musicImage, forKey: "musicImage") | ||
| } | ||
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| return saveContext() | ||
| } | ||
|
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| /// 상태 저장 | ||
| func saveContext() -> Bool{ | ||
| if context.hasChanges{ | ||
| do { | ||
| try context.save() | ||
| return true | ||
| } catch { | ||
| let nserror = error as NSError | ||
| fatalError("Unsolved error \(nserror), \(nserror.userInfo)") | ||
| } | ||
| } | ||
| return false | ||
| } | ||
| } |
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