# 메인화면 구성 완료

Challenge/Challenge/AppDelegate.swift

@@ -0,0 +1,81 @@
+//
+//  AppDelegate.swift
+//  Challenge
+//
+//  Created by Hanjuheon on 3/13/26.
+//
+
+import UIKit
+import CoreData
+
+@main
+class AppDelegate: UIResponder, UIApplicationDelegate {
+
+
+
+    func application(_ application: UIApplication, didFinishLaunchingWithOptions launchOptions: [UIApplication.LaunchOptionsKey: Any]?) -> Bool {
+        // Override point for customization after application launch.
+        return true
+    }
+
+    // MARK: UISceneSession Lifecycle
+
+    func application(_ application: UIApplication, configurationForConnecting connectingSceneSession: UISceneSession, options: UIScene.ConnectionOptions) -> UISceneConfiguration {
+        // Called when a new scene session is being created.
+        // Use this method to select a configuration to create the new scene with.
+        return UISceneConfiguration(name: "Default Configuration", sessionRole: connectingSceneSession.role)
+    }
+
+    func application(_ application: UIApplication, didDiscardSceneSessions sceneSessions: Set<UISceneSession>) {
+        // Called when the user discards a scene session.
+        // If any sessions were discarded while the application was not running, this will be called shortly after application:didFinishLaunchingWithOptions.
+        // Use this method to release any resources that were specific to the discarded scenes, as they will not return.
+    }
+
+    // MARK: - Core Data stack
+
+    lazy var persistentContainer: NSPersistentContainer = {
+        /*
+         The persistent container for the application. This implementation
+         creates and returns a container, having loaded the store for the
+         application to it. This property is optional since there are legitimate
+         error conditions that could cause the creation of the store to fail.
+        */
+        let container = NSPersistentContainer(name: "Challenge")
+        container.loadPersistentStores(completionHandler: { (storeDescription, error) in
+            if let error = error as NSError? {
+                // Replace this implementation with code to handle the error appropriately.
+                // fatalError() causes the application to generate a crash log and terminate. You should not use this function in a shipping application, although it may be useful during development.
+
+                /*
+                 Typical reasons for an error here include:
+                 * The parent directory does not exist, cannot be created, or disallows writing.
+                 * The persistent store is not accessible, due to permissions or data protection when the device is locked.
+                 * The device is out of space.
+                 * The store could not be migrated to the current model version.
+                 Check the error message to determine what the actual problem was.
+                 */
+                fatalError("Unresolved error \(error), \(error.userInfo)")
+            }
+        })
+        return container
+    }()
+
+    // MARK: - Core Data Saving support
+
+    func saveContext () {
+        let context = persistentContainer.viewContext
+        if context.hasChanges {
+            do {
+                try context.save()
+            } catch {
+                // Replace this implementation with code to handle the error appropriately.
+                // fatalError() causes the application to generate a crash log and terminate. You should not use this function in a shipping application, although it may be useful during development.
+                let nserror = error as NSError
+                fatalError("Unresolved error \(nserror), \(nserror.userInfo)")
+            }
+        }
+    }
+
+}
+

Challenge/Challenge/Assets.xcassets/AccentColor.colorset/Contents.json

@@ -0,0 +1,11 @@
+{
+  "colors" : [
+    {
+      "idiom" : "universal"
+    }
+  ],
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}

Challenge/Challenge/Assets.xcassets/AppIcon.appiconset/Contents.json

@@ -0,0 +1,35 @@
+{
+  "images" : [
+    {
+      "idiom" : "universal",
+      "platform" : "ios",
+      "size" : "1024x1024"
+    },
+    {
+      "appearances" : [
+        {
+          "appearance" : "luminosity",
+          "value" : "dark"
+        }
+      ],
+      "idiom" : "universal",
+      "platform" : "ios",
+      "size" : "1024x1024"
+    },
+    {
+      "appearances" : [
+        {
+          "appearance" : "luminosity",
+          "value" : "tinted"
+        }
+      ],
+      "idiom" : "universal",
+      "platform" : "ios",
+      "size" : "1024x1024"
+    }
+  ],
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}

Challenge/Challenge/Assets.xcassets/Contents.json

@@ -0,0 +1,6 @@
+{
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}

Challenge/Challenge/Base.lproj/LaunchScreen.storyboard

@@ -0,0 +1,25 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<document type="com.apple.InterfaceBuilder3.CocoaTouch.Storyboard.XIB" version="3.0" toolsVersion="13122.16" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" launchScreen="YES" useTraitCollections="YES" useSafeAreas="YES" colorMatched="YES" initialViewController="01J-lp-oVM">
+    <dependencies>
+        <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="13104.12"/>
+        <capability name="Safe area layout guides" minToolsVersion="9.0"/>
+        <capability name="documents saved in the Xcode 8 format" minToolsVersion="8.0"/>
+    </dependencies>
+    <scenes>
+        <!--View Controller-->
+        <scene sceneID="EHf-IW-A2E">
+            <objects>
+                <viewController id="01J-lp-oVM" sceneMemberID="viewController">
+                    <view key="view" contentMode="scaleToFill" id="Ze5-6b-2t3">
+                        <rect key="frame" x="0.0" y="0.0" width="375" height="667"/>
+                        <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
+                        <color key="backgroundColor" xcode11CocoaTouchSystemColor="systemBackgroundColor" cocoaTouchSystemColor="whiteColor"/>
+                        <viewLayoutGuide key="safeArea" id="6Tk-OE-BBY"/>
+                    </view>
+                </viewController>
+                <placeholder placeholderIdentifier="IBFirstResponder" id="iYj-Kq-Ea1" userLabel="First Responder" sceneMemberID="firstResponder"/>
+            </objects>
+            <point key="canvasLocation" x="53" y="375"/>
+        </scene>
+    </scenes>
+</document>

Challenge/Challenge/Challenge.xcdatamodeld/.xccurrentversion

@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>_XCCurrentVersionName</key>
+	<string>Challenge.xcdatamodel</string>
+</dict>
+</plist>

Challenge/Challenge/Challenge.xcdatamodeld/Challenge.xcdatamodel/contents

@@ -0,0 +1,4 @@
+<?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="false" userDefinedModelVersionIdentifier="">
+    <elements/>
+</model>

Challenge/Challenge/Info.plist

@@ -0,0 +1,23 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>UIApplicationSceneManifest</key>
+	<dict>
+		<key>UIApplicationSupportsMultipleScenes</key>
+		<false/>
+		<key>UISceneConfigurations</key>
+		<dict>
+			<key>UIWindowSceneSessionRoleApplication</key>
+			<array>
+				<dict>
+					<key>UISceneConfigurationName</key>
+					<string>Default Configuration</string>
+					<key>UISceneDelegateClassName</key>
+					<string>$(PRODUCT_MODULE_NAME).SceneDelegate</string>
+				</dict>
+			</array>
+		</dict>
+	</dict>
+</dict>
+</plist>

Challenge/Challenge/Model/MusicModel.swift

@@ -0,0 +1,112 @@
+//
+//  MusicModel.swift
+//  Challenge
+//
+//  Created by Hanjuheon on 3/16/26.
+//
+
+struct MusicResponse: Decodable {
+    let resultCount: Int
+    let results: [Music]
+}
+
+struct Music: Decodable, Hashable, Sendable {
+    /// 응답 데이터의 최상위 타입
+    /// 예: "track"
+    let wrapperType: String?
+
+    /// 결과 데이터의 종류
+    /// 예: "song"
+    let kind: String?
+
+    /// 아티스트 고유 ID
+    let artistId: Int?
+
+    /// 앨범(컬렉션) 고유 ID
+    let collectionId: Int?
+
+    /// 트랙(곡) 고유 ID
+    let trackId: Int
+
+    /// 아티스트 이름
+    let artistName: String?
+
+    /// 앨범명
+    let collectionName: String?
+
+    /// 곡 제목
+    let trackName: String?
+
+    /// 아티스트 페이지 URL
+    let artistViewUrl: String?
+
+    /// 앨범 페이지 URL
+    let collectionViewUrl: String?
+
+    /// 곡 페이지 URL
+    let trackViewUrl: String?
+
+    /// 곡 미리듣기 URL
+    let previewUrl: String?
+
+    /// 60x60 사이즈 앨범 이미지 URL
+    let artworkUrl60: String?
+
+    /// 100x100 사이즈 앨범 이미지 URL
+    let artworkUrl100: String?
+
+    /// 앨범 가격
+    let collectionPrice: Double?
+
+    /// 곡 가격
+    let trackPrice: Double?
+
+    /// 발매일
+    let releaseDate: String?
+
+    /// 총 디스크 수
+    let discCount: Int?
+
+    /// 현재 곡이 속한 디스크 번호
+    let discNumber: Int?
+
+    /// 앨범 내 총 트랙 수
+    let trackCount: Int?
+
+    /// 앨범 내 현재 트랙 번호
+    let trackNumber: Int?
+
+    /// 곡 길이 (밀리초)
+    let trackTimeMillis: Int?
+
+    /// 국가 코드
+    let country: String?
+
+    /// 대표 장르명
+    let primaryGenreName: String?
+
+    // Hashable 식별을 위해 가급적 유일한 값인 trackId를 기준으로 고정하는 것이 좋습니다.
+    func hash(into hasher: inout Hasher) {
+        hasher.combine(trackId)
+    }
+
+    static func == (lhs: Music, rhs: Music) -> Bool {
+        return lhs.trackId == rhs.trackId
+    }
+}
+
+
+let mockMusics: [Music] = [
+    Music(wrapperType: nil, kind: nil, artistId: 1, collectionId: 1, trackId: 1, artistName: "아이유", collectionName: "앨범1", trackName: "밤편지", artistViewUrl: nil, collectionViewUrl: nil, trackViewUrl: nil, previewUrl: nil, artworkUrl60: nil, artworkUrl100: nil, collectionPrice: nil, trackPrice: nil, releaseDate: nil, discCount: nil, discNumber: nil, trackCount: nil, trackNumber: nil, trackTimeMillis: nil, country: nil, primaryGenreName: nil),
+    Music(wrapperType: nil, kind: nil, artistId: 2, collectionId: 2, trackId: 2, artistName: "NewJeans", collectionName: "앨범2", trackName: "Ditto", artistViewUrl: nil, collectionViewUrl: nil, trackViewUrl: nil, previewUrl: nil, artworkUrl60: nil, artworkUrl100: nil, collectionPrice: nil, trackPrice: nil, releaseDate: nil, discCount: nil, discNumber: nil, trackCount: nil, trackNumber: nil, trackTimeMillis: nil, country: nil, primaryGenreName: nil),
+    Music(wrapperType: nil, kind: nil, artistId: 2, collectionId: 2, trackId: 3, artistName: "NewJeans", collectionName: "앨범2", trackName: "Ditto", artistViewUrl: nil, collectionViewUrl: nil, trackViewUrl: nil, previewUrl: nil, artworkUrl60: nil, artworkUrl100: nil, collectionPrice: nil, trackPrice: nil, releaseDate: nil, discCount: nil, discNumber: nil, trackCount: nil, trackNumber: nil, trackTimeMillis: nil, country: nil, primaryGenreName: nil),
+    Music(wrapperType: nil, kind: nil, artistId: 2, collectionId: 2, trackId: 4, artistName: "NewJeans", collectionName: "앨범2", trackName: "Ditto", artistViewUrl: nil, collectionViewUrl: nil, trackViewUrl: nil, previewUrl: nil, artworkUrl60: nil, artworkUrl100: nil, collectionPrice: nil, trackPrice: nil, releaseDate: nil, discCount: nil, discNumber: nil, trackCount: nil, trackNumber: nil, trackTimeMillis: nil, country: nil, primaryGenreName: nil),
+    Music(wrapperType: nil, kind: nil, artistId: 2, collectionId: 2, trackId: 5, artistName: "NewJeans", collectionName: "앨범2", trackName: "Ditto", artistViewUrl: nil, collectionViewUrl: nil, trackViewUrl: nil, previewUrl: nil, artworkUrl60: nil, artworkUrl100: nil, collectionPrice: nil, trackPrice: nil, releaseDate: nil, discCount: nil, discNumber: nil, trackCount: nil, trackNumber: nil, trackTimeMillis: nil, country: nil, primaryGenreName: nil),
+    Music(wrapperType: nil, kind: nil, artistId: 2, collectionId: 2, trackId: 6, artistName: "NewJeans", collectionName: "앨범2", trackName: "Ditto", artistViewUrl: nil, collectionViewUrl: nil, trackViewUrl: nil, previewUrl: nil, artworkUrl60: nil, artworkUrl100: nil, collectionPrice: nil, trackPrice: nil, releaseDate: nil, discCount: nil, discNumber: nil, trackCount: nil, trackNumber: nil, trackTimeMillis: nil, country: nil, primaryGenreName: nil),
+    Music(wrapperType: nil, kind: nil, artistId: 2, collectionId: 2, trackId: 7, artistName: "NewJeans", collectionName: "앨범2", trackName: "Ditto", artistViewUrl: nil, collectionViewUrl: nil, trackViewUrl: nil, previewUrl: nil, artworkUrl60: nil, artworkUrl100: nil, collectionPrice: nil, trackPrice: nil, releaseDate: nil, discCount: nil, discNumber: nil, trackCount: nil, trackNumber: nil, trackTimeMillis: nil, country: nil, primaryGenreName: nil),
+    Music(wrapperType: nil, kind: nil, artistId: 2, collectionId: 2, trackId: 8, artistName: "NewJeans", collectionName: "앨범2", trackName: "Ditto", artistViewUrl: nil, collectionViewUrl: nil, trackViewUrl: nil, previewUrl: nil, artworkUrl60: nil, artworkUrl100: nil, collectionPrice: nil, trackPrice: nil, releaseDate: nil, discCount: nil, discNumber: nil, trackCount: nil, trackNumber: nil, trackTimeMillis: nil, country: nil, primaryGenreName: nil),
+    Music(wrapperType: nil, kind: nil, artistId: 2, collectionId: 2, trackId: 9, artistName: "NewJeans", collectionName: "앨범2", trackName: "Ditto", artistViewUrl: nil, collectionViewUrl: nil, trackViewUrl: nil, previewUrl: nil, artworkUrl60: nil, artworkUrl100: nil, collectionPrice: nil, trackPrice: nil, releaseDate: nil, discCount: nil, discNumber: nil, trackCount: nil, trackNumber: nil, trackTimeMillis: nil, country: nil, primaryGenreName: nil),
+    Music(wrapperType: nil, kind: nil, artistId: 2, collectionId: 2, trackId: 10, artistName: "NewJeans", collectionName: "앨범2", trackName: "Ditto", artistViewUrl: nil, collectionViewUrl: nil, trackViewUrl: nil, previewUrl: nil, artworkUrl60: nil, artworkUrl100: nil, collectionPrice: nil, trackPrice: nil, releaseDate: nil, discCount: nil, discNumber: nil, trackCount: nil, trackNumber: nil, trackTimeMillis: nil, country: nil, primaryGenreName: nil),
+    Music(wrapperType: nil, kind: nil, artistId: 2, collectionId: 2, trackId: 11, artistName: "NewJeans", collectionName: "앨범2", trackName: "Ditto", artistViewUrl: nil, collectionViewUrl: nil, trackViewUrl: nil, previewUrl: nil, artworkUrl60: nil, artworkUrl100: nil, collectionPrice: nil, trackPrice: nil, releaseDate: nil, discCount: nil, discNumber: nil, trackCount: nil, trackNumber: nil, trackTimeMillis: nil, country: nil, primaryGenreName: nil),
+    Music(wrapperType: nil, kind: nil, artistId: 2, collectionId: 2, trackId: 12, artistName: "NewJeans", collectionName: "앨범2", trackName: "Ditto", artistViewUrl: nil, collectionViewUrl: nil, trackViewUrl: nil, previewUrl: nil, artworkUrl60: nil, artworkUrl100: nil, collectionPrice: nil, trackPrice: nil, releaseDate: nil, discCount: nil, discNumber: nil, trackCount: nil, trackNumber: nil, trackTimeMillis: nil, country: nil, primaryGenreName: nil)
+]

Challenge/Challenge/Model/PodcastModel.swift

@@ -0,0 +1,44 @@
+//
+//  PodcastModel.swift
+//  Challenge
+//
+//  Created by Hanjuheon on 3/17/26.
+//
+
+import Foundation
+
+struct PodcastResponse: Decodable {
+    let resultCount: Int
+    let results: [Podcast]
+}
+
+struct Podcast: Decodable, Hashable {
+    let wrapperType: String?
+    let kind: String?
+    let trackId: Int?
+    let artistName: String?
+    let collectionName: String?
+    let trackName: String?
+
+    let artworkUrl60: String?
+    let artworkUrl600: String?
+
+    let collectionPrice: Double?
+    let trackPrice: Double?
+    let collectionHdPrice: Double?
+    let releaseDate: String?
+
+    let collectionExplicitness: String?
+    let trackExplicitness: String?
+
+    let trackCount: Int?
+    let trackTimeMillis: Int?
+
+    let country: String?
+    let currency: String?
+    let primaryGenreName: String?
+    let contentAdvisoryRating: String?
+
+    let genreIds: [String]?
+    let genres: [String]?
+}