[FEAT] 부품 조회 화면 구현

SampoomManagement/App/ContentView.swift

@@ -15,6 +15,7 @@ struct ContentView: View {
     let dependencies: AppDependencies
     @StateObject private var partViewModel: PartViewModel
     @State private var selectedTab: Tabs = .dashboard
+    @State private var navigationPath = NavigationPath()
 
     init(dependencies: AppDependencies) {
         self.dependencies = dependencies
@@ -43,6 +44,7 @@ struct ContentView: View {
             } label: {
                 Label {
                     Text(StringResources.Tabs.dashboard)
+                        .font(.gmarketSubheadline)
                 } icon: {
                     Image("dashboard")
                         .renderingMode(.template)
@@ -70,6 +72,7 @@ struct ContentView: View {
             } label: {
                 Label {
                     Text(StringResources.Tabs.delivery)
+                        .font(.gmarketSubheadline)
                 } icon: {
                     Image("delivery")
                         .renderingMode(.template)
@@ -97,6 +100,7 @@ struct ContentView: View {
             } label: {
                 Label {
                     Text(StringResources.Tabs.cart)
+                        .font(.gmarketSubheadline)
                 } icon: {
                     Image("cart")
                         .renderingMode(.template)
@@ -124,6 +128,7 @@ struct ContentView: View {
             } label: {
                 Label {
                     Text(StringResources.Tabs.orders)
+                        .font(.gmarketSubheadline)
                 } icon: {
                     Image("orders")
                         .renderingMode(.template)
@@ -133,11 +138,27 @@ struct ContentView: View {
 
             // PartView 탭
             Tab(value: .parts, role: .search) {
-                PartView()
-                    .environmentObject(partViewModel)
+                NavigationStack(path: $navigationPath) {
+                    PartView(
+                        onNavigatePartList: { group in
+                            navigationPath.append(group.id)
+                        },
+                        viewModel: partViewModel
+                    )
+                    .navigationDestination(for: Int.self) { groupId in
+                        PartListView(
+                            viewModel: PartListViewModel(
+                                getPartUseCase: dependencies.getPartUseCase,
+                                groupId: groupId
+                            )
+                        )
+                    }
+                }
+                .environmentObject(partViewModel)
             } label: {
                 Label {
                     Text(StringResources.Tabs.parts)
+                        .font(.gmarketSubheadline)
                 } icon: {
                     Image("parts")
                         .renderingMode(.template)

SampoomManagement/App/RootView.swift

@@ -23,7 +23,7 @@ struct RootView: View {
 
     var body: some View {
         Group {
-            if isAuthenticated {
+            if !isAuthenticated {
                 // 로그인 되어있으면 메인 화면
                 ContentView(dependencies: dependencies)
             } else {

SampoomManagement/Core/DI/AppDependencies.swift

@@ -23,6 +23,8 @@ class AppDependencies {
     // MARK: - Part
     let partAPI: PartAPI
     let partRepository: PartRepository
+    let getCategoryUseCase: GetCategoryUseCase
+    let getGroupUseCase: GetGroupUseCase
     let getPartUseCase: GetPartUseCase
 
     init() {
@@ -42,6 +44,8 @@ class AppDependencies {
         // Part
         partAPI = PartAPI(networkManager: networkManager)
         partRepository = PartRepositoryImpl(api: partAPI)
+        getCategoryUseCase = GetCategoryUseCase(repository: partRepository)
+        getGroupUseCase = GetGroupUseCase(repository: partRepository)
         getPartUseCase = GetPartUseCase(repository: partRepository)
     }
 
@@ -56,7 +60,16 @@ class AppDependencies {
     }
 
     func makePartViewModel() -> PartViewModel {
-        return PartViewModel(getPartUseCase: getPartUseCase)
+        return PartViewModel(
+            getCategoryUseCase: getCategoryUseCase,
+            getGroupUseCase: getGroupUseCase
+        )
+    }
+
+    func makePartListViewModel(groupId: Int) -> PartListViewModel {
+        return PartListViewModel(
+            getPartUseCase: getPartUseCase, groupId: groupId
+        )
     }
 }
 

SampoomManagement/Core/UI/Components/EmptyView.swift

@@ -7,7 +7,7 @@
 
 import SwiftUI
 
-struct EmptyStateView: View {
+struct EmptyView: View {
     let icon: String
     let title: String
     let message: String?
@@ -46,11 +46,3 @@ struct EmptyStateView: View {
         }
     }
 }
-
-#Preview {
-    EmptyStateView(
-        icon: "tray",
-        title: "인벤토리가 비어있습니다",
-        message: "새로운 부품을 추가해보세요"
-    )
-}

SampoomManagement/Core/UI/Components/ErrorView.swift

@@ -15,22 +15,15 @@ struct ErrorView: View {
         VStack(spacing: 16) {
             Spacer()
 
-            Image(systemName: "exclamationmark.triangle")
-                .font(.system(size: 48))
-                .foregroundColor(.red)
-
             Text("오류가 발생했습니다")
-                .font(.headline)
+                .font(.gmarketHeadline)
                 .foregroundColor(.red)
 
-            Text(error)
-                .font(.caption)
-                .foregroundColor(.secondary)
-                .multilineTextAlignment(.center)
-                .padding(.horizontal, 32)
-
-            Button("다시 시도") {
+            Button {
                 onRetry()
+            } label: {
+                Text("다시 시도")
+                    .font(.gmarketCaption)
             }
             .buttonStyle(.borderedProminent)
 

SampoomManagement/Features/Auth/Data/Mappers/AuthMappers.swift

@@ -13,8 +13,6 @@ extension LoginResponseDTO {
             id: self.userId,
             name: self.userName,
             role: self.role,
-            accessToken: self.accessToken,
-            refreshToken: self.refreshToken,
             expiresIn: self.expiresIn
         )
     }

SampoomManagement/Features/Auth/Domain/Models/User.swift

@@ -7,11 +7,9 @@
 
 import Foundation
 
-struct User: Identifiable, Codable, Equatable {
+struct User: Equatable {
     let id: Int
     let name: String
     let role: String
-    let accessToken: String
-    let refreshToken: String
     let expiresIn: Int
 }

SampoomManagement/Features/Part/Data/Mappers/PartMappers.swift

@@ -7,12 +7,34 @@
 
 import Foundation
 
+extension CategoryDTO {
+    func toModel() -> Category {
+        return Category(
+            id: self.id,
+            code: self.code,
+            name: self.name
+        )
+    }
+}
+
+extension GroupDTO {
+    func toModel() -> PartsGroup {
+        return PartsGroup(
+            id: self.id,
+            code: self.code,
+            name: self.name,
+            categoryId: self.categoryId
+        )
+    }
+}
+
 extension PartDTO {
     func toModel() -> Part {
         return Part(
-            id: self.id,
+            id: self.partId,
+            code: self.code,
             name: self.name,
-            count: self.count
+            quantity: self.quantity
         )
     }
 }

SampoomManagement/Features/Part/Data/Remote/API/PartAPI.swift

@@ -14,10 +14,46 @@ class PartAPI {
         self.networkManager = networkManager
     }
 
-    func getPartList() async throws -> PartList {
+    func getCategoryList() async throws -> CategoryList {
         return try await withCheckedThrowingContinuation { continuation in
             networkManager.request(
-                endpoint: "part",
+                endpoint: "agency/category",
+                responseType: [CategoryDTO].self
+            ) { result in
+                switch result {
+                case .success(let response):
+                    let categories = response.data.map { $0.toModel() }
+                    let categoryList = CategoryList(items: categories)
+                    continuation.resume(returning: categoryList)
+                case .failure(let error):
+                    continuation.resume(throwing: error)
+                }
+            }
+        }
+    }
+
+    func getGroupList(categoryId: Int) async throws -> PartsGroupList {
+        return try await withCheckedThrowingContinuation { continuation in
+            networkManager.request(
+                endpoint: "agency/category/\(categoryId)",
+                responseType: [GroupDTO].self
+            ) { result in
+                switch result {
+                case .success(let response):
+                    let groups = response.data.map { $0.toModel() }
+                    let groupList = PartsGroupList(items: groups)
+                    continuation.resume(returning: groupList)
+                case .failure(let error):
+                    continuation.resume(throwing: error)
+                }
+            }
+        }
+    }
+
+    func getPartList(groupId: Int) async throws -> PartList {
+        return try await withCheckedThrowingContinuation { continuation in
+            networkManager.request(
+                endpoint: "agency/1/group/\(groupId)",
                 responseType: [PartDTO].self
             ) { result in
                 switch result {

SampoomManagement/Features/Part/Data/Remote/DTO/CategoryDTO.swift

@@ -0,0 +1,14 @@
+//
+//  CategoryDTO.swift
+//  SampoomManagement
+//
+//  Created by 채상윤 on 10/17/25.
+//
+
+import Foundation
+
+struct CategoryDTO: Codable {
+    let id: Int
+    let code: String
+    let name: String
+}

SampoomManagement/Features/Part/Data/Remote/DTO/GroupDTO.swift

@@ -0,0 +1,15 @@
+//
+//  GroupDTO.swift
+//  SampoomManagement
+//
+//  Created by 채상윤 on 10/17/25.
+//
+
+import Foundation
+
+struct GroupDTO: Codable {
+    let id: Int
+    let code: String
+    let name: String
+    let categoryId: Int
+}

SampoomManagement/Features/Part/Data/Remote/DTO/PartDTO.swift

@@ -8,7 +8,8 @@
 import Foundation
 
 struct PartDTO: Codable {
-    let id: Int
+    let partId: Int
+    let code: String
     let name: String
-    let count: Int
+    let quantity: Int
 }

SampoomManagement/Features/Part/Data/Repository/PartRepositoryImpl.swift

@@ -14,7 +14,15 @@ class PartRepositoryImpl: PartRepository {
         self.api = api
     }
 
-    func getPartList() async throws -> PartList {
-        return try await api.getPartList()
+    func getCategoryList() async throws -> CategoryList {
+        return try await api.getCategoryList()
+    }
+
+    func getGroupList(categoryId: Int) async throws -> PartsGroupList {
+        return try await api.getGroupList(categoryId: categoryId)
+    }
+
+    func getPartList(groupId: Int) async throws -> PartList {
+        return try await api.getPartList(groupId: groupId)
     }
 }

SampoomManagement/Features/Part/Domain/Models/Category.swift

@@ -0,0 +1,14 @@
+//
+//  Category.swift
+//  SampoomManagement
+//
+//  Created by 채상윤 on 10/17/25.
+//
+
+import Foundation
+
+struct Category: Equatable {
+    let id: Int
+    let code: String
+    let name: String
+}

SampoomManagement/Features/Part/Domain/Models/CategoryList.swift

@@ -0,0 +1,22 @@
+//
+//  CategoryList.swift
+//  SampoomManagement
+//
+//  Created by 채상윤 on 10/17/25.
+//
+
+import Foundation
+
+struct CategoryList: Equatable {
+    let items: [Category]
+    var totalCount: Int { items.count }
+    var isEmpty: Bool { items.isEmpty }
+
+    init(items: [Category]) {
+        self.items = items
+    }
+
+    static func empty() -> CategoryList {
+        return CategoryList(items: [])
+    }
+}

SampoomManagement/Features/Part/Domain/Models/Part.swift

@@ -7,8 +7,9 @@
 
 import Foundation
 
-struct Part: Identifiable, Codable, Equatable {
+struct Part: Equatable {
     let id: Int
+    let code: String
     let name: String
-    let count: Int
+    let quantity: Int
 }

SampoomManagement/Features/Part/Domain/Models/PartList.swift

@@ -7,7 +7,7 @@
 
 import Foundation
 
-struct PartList: Codable, Equatable {
+struct PartList: Equatable {
     let items: [Part]
     var totalCount: Int { items.count }
     var isEmpty: Bool { items.isEmpty }
@@ -20,4 +20,3 @@ struct PartList: Codable, Equatable {
         return PartList(items: [])
     }
 }
-