[Refactor] #201 - Mypage ViewModel 파일 생생 및 서버와 연관된 코드 이동

Winey/Winey/Source/Scenes/MyPage/ViewModels/MypageViewModel.swift

@@ -0,0 +1,56 @@
+//
+//  MypageViewModel.swift
+//  Winey
+//
+//  Created by 고영민 on 10/26/23.
+//
+
+import Foundation
+import UIKit
+
+
+class MypageViewModel {
+
+
+    // MARK: - Properties
+
+    var userService = UserService()
+    var collectionView: UICollectionView?
+    var nickname: String?
+    var userLevel: UserLevel?
+    var duringGoalAmount: Int?
+    var duringGoalCount: Int?
+    var targetMoney: Int?
+    var dday: Int?
+    var isOver: Bool = false
+
+    // 데이터 업데이트를 알리기 위한 클로저
+    var dataUpdated: (() -> Void)?
+
+    // MARK: - Server
+    func getTotalUser() {
+        userService.getTotalUser() { [weak self] response in
+            guard let response = response, let data = response.data else { return }
+            guard let self else { return }
+            let userData = data.userResponseUserDto
+            self.userLevel = self.judgeUserLevel(userData.userLevel)
+            self.nickname = userData.nickname
+
+            let goal = data.userResponseGoalDto
+            self.duringGoalCount = goal?.duringGoalCount
+            self.duringGoalAmount = goal?.duringGoalAmount
+            self.dday = goal?.dday
+            self.targetMoney = goal?.targetMoney
+            self.isOver = data.userResponseGoalDto?.isOver ?? false
+
+            let hasGoal = data.userResponseGoalDto != nil
+            UserSingleton.saveGoal(hasGoal)
+
+            self.collectionView?.reloadData()
+            self.dataUpdated?()
+        }
+    }
+    private func judgeUserLevel(_ userLevel: String) -> UserLevel? {
+        return UserLevel(rawValue: userLevel)
+    }
+}