Merge pull request #119 from leeari95/4-leeari95

쥬스메이커 [STEP 2] 제이티, Ari

JuiceMaker/JuiceMaker.xcodeproj/project.pbxproj

@@ -7,6 +7,8 @@
 	objects = {
 
 /* Begin PBXBuildFile section */
+		6B5FDE8C272A761200C04135 /* Message.swift in Sources */ = {isa = PBXBuildFile; fileRef = 6B5FDE8B272A761200C04135 /* Message.swift */; };
+		6B5FDEAE272ADC7100C04135 /* Text.swift in Sources */ = {isa = PBXBuildFile; fileRef = 6B5FDEAD272ADC7100C04135 /* Text.swift */; };
 		6BEB79292726956400FF66D4 /* FruitStoreViewController.swift in Sources */ = {isa = PBXBuildFile; fileRef = 6BEB79282726956400FF66D4 /* FruitStoreViewController.swift */; };
 		9A757554271D599A00108EB8 /* RequestError.swift in Sources */ = {isa = PBXBuildFile; fileRef = 9A757553271D599A00108EB8 /* RequestError.swift */; };
 		C71CD66B266C7ACB0038B9CB /* FruitStore.swift in Sources */ = {isa = PBXBuildFile; fileRef = C71CD66A266C7ACB0038B9CB /* FruitStore.swift */; };
@@ -20,6 +22,10 @@
 /* End PBXBuildFile section */
 
 /* Begin PBXFileReference section */
+		6B5FDE8B272A761200C04135 /* Message.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = Message.swift; sourceTree = "<group>"; };
+		6B5FDEAD272ADC7100C04135 /* Text.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = Text.swift; sourceTree = "<group>"; };
+		6B5FDEAF272ADD5E00C04135 /* ko */ = {isa = PBXFileReference; lastKnownFileType = text.plist.strings; name = ko; path = ko.lproj/Main.strings; sourceTree = "<group>"; };
+		6B5FDEB0272ADD5E00C04135 /* ko */ = {isa = PBXFileReference; lastKnownFileType = text.plist.strings; name = ko; path = ko.lproj/LaunchScreen.strings; sourceTree = "<group>"; };
 		6BEB79282726956400FF66D4 /* FruitStoreViewController.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = FruitStoreViewController.swift; sourceTree = "<group>"; };
 		9A757553271D599A00108EB8 /* RequestError.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = RequestError.swift; sourceTree = "<group>"; };
 		C71CD66A266C7ACB0038B9CB /* FruitStore.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = FruitStore.swift; sourceTree = "<group>"; };
@@ -62,6 +68,8 @@
 				C73DAF4B255D0D0400020D38 /* JuiceMaker.swift */,
 				C71CD66A266C7ACB0038B9CB /* FruitStore.swift */,
 				9A757553271D599A00108EB8 /* RequestError.swift */,
+				6B5FDE8B272A761200C04135 /* Message.swift */,
+				6B5FDEAD272ADC7100C04135 /* Text.swift */,
 			);
 			path = Model;
 			sourceTree = "<group>";
@@ -144,6 +152,7 @@
 			knownRegions = (
 				en,
 				Base,
+				ko,
 			);
 			mainGroup = C73DAF2A255D0CDC00020D38;
 			productRefGroup = C73DAF34255D0CDD00020D38 /* Products */;
@@ -175,7 +184,9 @@
 			files = (
 				C71CD66B266C7ACB0038B9CB /* FruitStore.swift in Sources */,
 				C73DAF3B255D0CDD00020D38 /* JuiceMakerViewController.swift in Sources */,
+				6B5FDE8C272A761200C04135 /* Message.swift in Sources */,
 				9A757554271D599A00108EB8 /* RequestError.swift in Sources */,
+				6B5FDEAE272ADC7100C04135 /* Text.swift in Sources */,
 				C73DAF37255D0CDD00020D38 /* AppDelegate.swift in Sources */,
 				C73DAF39255D0CDD00020D38 /* SceneDelegate.swift in Sources */,
 				C73DAF4C255D0D0400020D38 /* JuiceMaker.swift in Sources */,
@@ -190,6 +201,7 @@
 			isa = PBXVariantGroup;
 			children = (
 				C73DAF3D255D0CDD00020D38 /* Base */,
+				6B5FDEAF272ADD5E00C04135 /* ko */,
 			);
 			name = Main.storyboard;
 			sourceTree = "<group>";
@@ -198,6 +210,7 @@
 			isa = PBXVariantGroup;
 			children = (
 				C73DAF42255D0CDF00020D38 /* Base */,
+				6B5FDEB0272ADD5E00C04135 /* ko */,
 			);
 			name = LaunchScreen.storyboard;
 			sourceTree = "<group>";

JuiceMaker/JuiceMaker/Controller/JuiceMakerViewController.swift

@@ -8,11 +8,129 @@ import UIKit
 
 class JuiceMakerViewController: UIViewController {
 
+    private let juiceMaker = JuiceMaker()
+
+    @IBOutlet weak var strawberryStockLabel: UILabel!
+    @IBOutlet weak var bananaStockLabel: UILabel!
+    @IBOutlet weak var pineappleStockLabel: UILabel!
+    @IBOutlet weak var kiwiStockLabel: UILabel!
+    @IBOutlet weak var mangoStockLabel: UILabel!
+
+    @IBOutlet weak var orderStrawberryBananaJuiceButton: UIButton!
+    @IBOutlet weak var orderMangoKiwiJuiceButton: UIButton!
+    @IBOutlet weak var orderStrawberryJuiceButton: UIButton!
+    @IBOutlet weak var orderBananaJuiceButton: UIButton!
+    @IBOutlet weak var orderPineappleJuiceButton: UIButton!
+    @IBOutlet weak var orderKiwiJuiceButton: UIButton!
+    @IBOutlet weak var orderMangoJuiceButton: UIButton!
+
     override func viewDidLoad() {
         super.viewDidLoad()
-        // Do any additional setup after loading the view.
+        updateFruitLabels()
+
+        NotificationCenter.default.addObserver(self, selector: #selector(fruitLabelChanged(notification:)), name: .changedFruitStockNotification, object: nil)
+    }
+
+    @IBAction func orderJuiceButtonTapped(_ sender: UIButton) {
+        let juice: Juice
+
+        switch sender {
+        case orderStrawberryBananaJuiceButton:
+            juice = .strawberryBanana
+        case orderMangoKiwiJuiceButton:
+            juice = .mangoKiwi
+        case orderStrawberryJuiceButton:
+            juice = .strawberry
+        case orderBananaJuiceButton:
+            juice = .banana
+        case orderPineappleJuiceButton:
+            juice = .pineapple
+        case orderKiwiJuiceButton:
+            juice = .kiwi
+        case orderMangoJuiceButton:
+            juice = .mango
+        default:
+            showNotificationAlert(message: Message.unknownError.description)
+            return
+        }
+
+        mixFruit(juice: juice)
+    }
+
+    func mixFruit(juice: Juice) {
+        do {
+            try juiceMaker.mixFruit(juice: juice)
+            showNotificationAlert(message: Message.juiceFinish(juice: juice).description)
+        } catch RequestError.fruitStockOut {
+            showOutOfStockAlert()
+        } catch let error as RequestError {
+            showNotificationAlert(message: error.errorDescription)
+        } catch {
+            showNotificationAlert(message: Message.unknownError.description)
+        }
+    }
+
+    @objc func fruitLabelChanged(notification: Notification) {
+        guard let fruit = notification.object as? Fruit else {
+            showNotificationAlert(message: Message.unknownError.description)
+            return
+        }
+        currentStockLabelUpdate(fruit: fruit, label: fruitlabel(of: fruit))
     }
-
 
+    func updateFruitLabels() {
+        currentStockLabelUpdate(fruit: .strawberry, label: strawberryStockLabel)
+        currentStockLabelUpdate(fruit: .banana, label: bananaStockLabel)
+        currentStockLabelUpdate(fruit: .pineapple, label: pineappleStockLabel)
+        currentStockLabelUpdate(fruit: .kiwi, label: kiwiStockLabel)
+        currentStockLabelUpdate(fruit: .mango, label: mangoStockLabel)
+    }
+
+    func currentStockLabelUpdate(fruit: Fruit, label: UILabel) {
+        do {
+            let stock = try FruitStore.shared.stock(fruit: fruit)
+            label.text = stock.description
+        } catch let error as RequestError {
+            showNotificationAlert(message: error.errorDescription)
+        } catch {
+            showNotificationAlert(message: Message.unknownError.description)
+        }
+    }
+
+    func fruitlabel(of fruit: Fruit) -> UILabel {
+        switch fruit {
+        case .strawberry:
+            return strawberryStockLabel
+        case .banana:
+            return bananaStockLabel
+        case .pineapple:
+            return pineappleStockLabel
+        case .kiwi:
+            return kiwiStockLabel
+        case .mango:
+            return mangoStockLabel
+        }
+    }
+
+    func showNotificationAlert(message: String, title: String = Text.ok.title) {
+        let alert = UIAlertController(title: nil, message: message, preferredStyle: .alert)
+        let cancel = UIAlertAction(title: title, style: .cancel, handler: nil)
+        alert.addAction(cancel)
+        present(alert, animated: true, completion: nil)
+    }
+
+    func showOutOfStockAlert() {
+        let alert = UIAlertController(title: nil, message: Message.outOfStock.description, preferredStyle: .alert)
+        let cancelAction = UIAlertAction(title: Text.cancel.title, style: .cancel, handler: nil)
+        let okAction = UIAlertAction(title: Text.ok.title, style: .default, handler: presentFruitStoreViewController)
+        alert.addAction(cancelAction)
+        alert.addAction(okAction)
+        present(alert, animated: true, completion: nil)
+    }
+
+    private func presentFruitStoreViewController(_ action: UIAlertAction) {
+        guard let viewController = self.storyboard?.instantiateViewController(withIdentifier: "FruitStoreViewController") else { return }
+        self.present(viewController, animated: true, completion: nil)
+    }
 }
 

JuiceMaker/JuiceMaker/Model/FruitStore.swift

@@ -6,29 +6,37 @@
 
 import Foundation
 
-private let defaultFruitCount = 10
+
+enum Fruit: CaseIterable {
+    case strawberry
+    case banana
+    case pineapple
+    case kiwi
+    case mango
+}
+
+private enum Const {
+    static let defaultFruitCount = 10
+}
 
 class FruitStore {
-
     static let shared: FruitStore = FruitStore()
-
-    enum Fruit: CaseIterable {
-        case strawberry
-        case banana
-        case pineapple
-        case kiwi
-        case mango
-    }
-
     private var fruitBasket: [Fruit: Int]
 
-    init(count: Int = defaultFruitCount) {
+    init(count: Int = Const.defaultFruitCount) {
         let allFruits = Fruit.allCases
         let fruitscount = Array(repeating: count, count: allFruits.count)
 
         self.fruitBasket = Dictionary(uniqueKeysWithValues: zip(allFruits, fruitscount))
     }
 
+    func stock(fruit: Fruit) throws -> Int {
+        guard let fruitStock = fruitBasket[fruit] else {
+            throw RequestError.fruitNotFound
+        }
+        return fruitStock
+    }
+
     func addFruitStock(fruit: Fruit, count: Int) throws {
         try changeAmount(count: count, of: fruit, by: +)
     }
@@ -49,6 +57,8 @@ class FruitStore {
         }
         let newFruitCount = calculator(oldFruitCount, count)
         fruitBasket[fruit] = newFruitCount
+
+        NotificationCenter.default.post(name: .changedFruitStockNotification, object: fruit)
     }
 
     func hasFruitStock(of fruit: Fruit, count fruitCountSubtracted: Int) -> Bool {
@@ -58,3 +68,6 @@ class FruitStore {
 }
 
 
+extension Notification.Name {
+    static let changedFruitStockNotification = Notification.Name("changeFruitStock")
+}

JuiceMaker/JuiceMaker/Model/JuiceMaker.swift

@@ -6,16 +6,20 @@
 
 import Foundation
 
-fileprivate typealias Recipe = [FruitStore.Fruit: Int]
+fileprivate typealias Recipe = [Fruit: Int]
 
-enum Juice {
-    case strawberry
-    case banana
-    case kiwi
-    case pineapple
-    case strawberryBanana
-    case mango
-    case mangoKiwi
+enum Juice: String {
+    case strawberry = "딸기"
+    case banana = "바나나"
+    case kiwi = "키위"
+    case pineapple = "파인애플"
+    case strawberryBanana = "딸바"
+    case mango = "망고"
+    case mangoKiwi = "망키"
+
+    var name: String {
+        return rawValue
+    }
 
     fileprivate var recipe: Recipe {
         switch self {

JuiceMaker/JuiceMaker/Model/Message.swift

@@ -0,0 +1,25 @@
+//
+//  Text.swift
+//  JuiceMaker
+//
+//  Created by 김진태 on 2021/10/28.
+//
+
+import Foundation
+
+enum Message: CustomStringConvertible {
+    case juiceFinish(juice: Juice)
+    case unknownError
+    case outOfStock
+
+    var description: String {
+        switch self {
+        case .juiceFinish(let juice):
+            return "\(juice.name) 쥬스 나왔습니다! 맛있게 드세요!"
+        case .unknownError:
+            return "알 수 없는 에러가 발생했습니다."
+        case .outOfStock:
+            return "재료가 모자라요. 재고를 수정할까요?"
+        }
+    }
+}

JuiceMaker/JuiceMaker/Model/RequestError.swift

@@ -7,7 +7,7 @@
 
 import Foundation
 
-enum RequestError: Error, LocalizedError {
+enum RequestError: Error {
     case wrongCount
     case fruitNotFound
     case fruitStockOut

JuiceMaker/JuiceMaker/Model/Text.swift

@@ -0,0 +1,32 @@
+//
+//  Text.swift
+//  JuiceMaker
+//
+//  Created by 김진태 on 2021/10/28.
+//
+
+import UIKit.UIButton
+
+enum Text {
+    case cancel
+    case ok
+
+    var title: String {
+        return localizedTitle(key: self.key)
+    }
+
+    private var key: String {
+        switch self {
+        case .cancel:
+            return "Cancel"
+        case .ok:
+            return "OK"
+        }
+    }
+
+    private func localizedTitle(key: String) -> String {
+        let bundle = Bundle.init(for: UIButton.self)
+        let title = bundle.localizedString(forKey: key, value: nil, table: nil)
+        return title
+    }
+}