[BOOK-358] feat: 선택 뱃지 추가 및 감상평 화면에서 버튼 항상 활성화 처리

Author: doyeonk429

src/Projects/BKPresentation/Sources/MainFlow/Note/View/NoteView.swift

@@ -178,8 +178,13 @@ private extension NoteView {
 
     func updateNextButtonEnabled() {
         guard pageControl.currentPage < pageViews.count else { return }
-        let isValid = (currentView as? RegistrationFormProvidable)?.registrationForm() != nil
-        nextButton.primaryButton?.isEnabled = isValid
+        
+        if pageControl.currentPage == 2 {
+            nextButton.primaryButton?.isEnabled = true
+        } else {
+            let isValid = (currentView as? RegistrationFormProvidable)?.registrationForm() != nil
+            nextButton.primaryButton?.isEnabled = isValid
+        }
     }
 
     @objc func pageControlChanged(_ sender: BKPageControl) {

src/Projects/BKPresentation/Sources/MainFlow/Note/View/SentenceAppreciationView.swift

@@ -6,7 +6,7 @@ import SnapKit
 import UIKit
 
 struct SentenceAppreciationForm {
-    let appreciation: String
+    let appreciation: String?
 }
 
 final class SentenceAppreciationView: BaseView {
@@ -17,6 +17,8 @@ final class SentenceAppreciationView: BaseView {
         fontStyle: .heading1(weight: .bold)
     )
 
+    private let optionBadge = BadgeView(title: "선택")
+    
     private let subtitleLabel = BKLabel(
         text: "감상평 가이드로 쉽게 남길 수 있어요",
         fontStyle: .label1(weight: .medium),
@@ -27,6 +29,14 @@ final class SentenceAppreciationView: BaseView {
         placeholder: "내용을 입력해주세요."
     )
 
+    private let titleRowStack: UIStackView = {
+        let stackView = UIStackView()
+        stackView.axis = .horizontal
+        stackView.spacing = LayoutConstants.titleRowStackSpacing
+        stackView.alignment = .center
+        return stackView
+    }()
+    
     private let titleStack: UIStackView = {
         let stackView = UIStackView()
         stackView.axis = .vertical
@@ -67,7 +77,8 @@ final class SentenceAppreciationView: BaseView {
 
     override func setupView() {
         addSubviews(titleStack, appreciationTextView, guideButton, tooltipView)
-        [titleLabel, subtitleLabel].forEach(titleStack.addArrangedSubview(_:))
+        [titleLabel, optionBadge].forEach(titleRowStack.addArrangedSubview(_:))
+        [titleRowStack, subtitleLabel].forEach(titleStack.addArrangedSubview(_:))
     }
 
     override func configure() {
@@ -134,14 +145,12 @@ extension SentenceAppreciationView: RegistrationFormProvidable, FormInputNotifia
 
     func registrationForm() -> RegistrationForm? {
         let trimmedSentence = appreciationTextView.text.trimmingCharacters(in: .whitespacesAndNewlines)
-        guard !trimmedSentence.isEmpty else {
-            return nil
-        }
 
         return .appreciation(SentenceAppreciationForm(
             appreciation: trimmedSentence
         ))
     }
+    
 }
 
 private extension SentenceAppreciationView {
@@ -151,5 +160,6 @@ private extension SentenceAppreciationView {
         static let sentenceViewOffset: CGFloat = 40
         static let buttonOffset: CGFloat = 12
         static let titleStackSpacing = BKSpacing.spacing1
+        static let titleRowStackSpacing: CGFloat = 10
     }
 }