Add basic app structure with Dashboard, Transactions and Profile views. Create TransactionModel and TransactionRowView

Coinly/App/CoinlyApp.swift

@@ -9,9 +9,12 @@ import SwiftUI
 
 @main
 struct CoinlyApp: App {
+    let persistenceController = PersistenceController.shared
+    
     var body: some Scene {
         WindowGroup {
             ContentView()
+                .environment(\.managedObjectContext, persistenceController.container.viewContext)
         }
     }
 }

Coinly/App/ContentView.swift

@@ -0,0 +1,35 @@
+//
+//  ContentView.swift
+//  Coinly
+//
+//  Created by Vadym Samoilenko on 02/03/2025.
+//
+
+import SwiftUI
+
+struct ContentView: View {
+    var body: some View {
+        TabView {
+            DashboardView()
+                .tabItem {
+                    Label("Dashboard", systemImage: "chart.pie.fill")
+                }
+            
+            TransactionsView()
+                .tabItem {
+                    Label("Transactions", systemImage: "list.bullet")
+                }
+            
+            ProfileView()
+                .tabItem {
+                    Label("Profile", systemImage: "person.fill")
+                }
+        }
+    }
+}
+
+struct ContentView_Previews: PreviewProvider {
+    static var previews: some View {
+        ContentView()
+    }
+}

Coinly/App/Persistence.swift

@@ -0,0 +1,29 @@
+//
+//  Persistence.swift
+//  Coinly
+//
+//  Created by Vadym Samoilenko on 02/03/2025.
+//
+
+import CoreData
+
+struct PersistenceController {
+    static let shared = PersistenceController()
+
+    let container: NSPersistentContainer
+
+    init(inMemory: Bool = false) {
+        container = NSPersistentContainer(name: "Coinly")
+        
+        if inMemory {
+            container.persistentStoreDescriptions.first!.url = URL(fileURLWithPath: "/dev/null")
+        }
+        
+        container.loadPersistentStores { (storeDescription, error) in
+            if let error = error as NSError? {
+                fatalError("Unresolved error \(error), \(error.userInfo)")
+            }
+        }
+        container.viewContext.automaticallyMergesChangesFromParent = true
+    }
+}

Coinly/ContentView.swift

@@ -1,24 +0,0 @@
-//
-//  ContentView.swift
-//  Coinly
-//
-//  Created by Vadym Samoilenko on 02/03/2025.
-//
-
-import SwiftUI
-
-struct ContentView: View {
-    var body: some View {
-        VStack {
-            Image(systemName: "globe")
-                .imageScale(.large)
-                .foregroundStyle(.tint)
-            Text("Hello, world!")
-        }
-        .padding()
-    }
-}
-
-#Preview {
-    ContentView()
-}

Coinly/Features/Dashboard/DashboardView.swift

@@ -0,0 +1,35 @@
+//
+//  DashboardView.swift
+//  Coinly
+//
+//  Created by Vadym Samoilenko on 02/03/2025.
+//
+
+
+import SwiftUI
+
+struct DashboardView: View {
+    var body: some View {
+        NavigationView {
+            VStack {
+                Text("Total Balance")
+                    .font(.subheadline)
+                    .foregroundColor(.gray)
+                
+                Text("$1,234.56")
+                    .font(.title)
+                    .fontWeight(.bold)
+                
+                Spacer()
+            }
+            .padding()
+            .navigationTitle("Dashboard")
+        }
+    }
+}
+
+struct DashboardView_Previews: PreviewProvider {
+    static var previews: some View {
+        DashboardView()
+    }
+}

Coinly/Features/Models/TransactionModel.swift

@@ -0,0 +1,40 @@
+//
+//  TransactionType.swift
+//  Coinly
+//
+//  Created by Vadym Samoilenko on 02/03/2025.
+//
+
+
+import Foundation
+
+enum TransactionType: String {
+    case income = "Income"
+    case expense = "Expense"
+}
+
+struct TransactionModel: Identifiable {
+    let id = UUID()
+    var amount: Double
+    var date: Date
+    var type: TransactionType
+    var category: String
+    var note: String?
+    
+    var isExpense: Bool {
+        type == .expense
+    }
+    
+    var signedAmount: Double {
+        isExpense ? -amount : amount
+    }
+}
+
+// Sample Data
+extension TransactionModel {
+    static let sampleData = [
+        TransactionModel(amount: 100, date: Date(), type: .income, category: "Salary", note: "Monthly salary"),
+        TransactionModel(amount: 25.99, date: Date(), type: .expense, category: "Food", note: "Lunch"),
+        TransactionModel(amount: 50, date: Date(), type: .expense, category: "Transport", note: "Fuel")
+    ]
+}

Coinly/Features/Profile/ProfileView.swift

@@ -0,0 +1,36 @@
+//
+//  ProfileView.swift
+//  Coinly
+//
+//  Created by Vadym Samoilenko on 02/03/2025.
+//
+
+
+import SwiftUI
+
+struct ProfileView: View {
+    var body: some View {
+        NavigationView {
+            List {
+                Section("Settings") {
+                    Text("Categories")
+                    Text("Currency")
+                    Text("Notifications")
+                }
+                
+                Section("About") {
+                    Text("Help")
+                    Text("Privacy Policy")
+                    Text("Version 1.0")
+                }
+            }
+            .navigationTitle("Profile")
+        }
+    }
+}
+
+struct ProfileView_Previews: PreviewProvider {
+    static var previews: some View {
+        ProfileView()
+    }
+}

Coinly/Features/Transactions/TransactionsView.swift

@@ -0,0 +1,35 @@
+//
+//  TransactionsView.swift
+//  Coinly
+//
+//  Created by Vadym Samoilenko on 02/03/2025.
+//
+
+
+import SwiftUI
+
+struct TransactionsView: View {
+    var body: some View {
+        NavigationView {
+            List {
+                Text("Transaction 1")
+                Text("Transaction 2")
+                Text("Transaction 3")
+            }
+            .navigationTitle("Transactions")
+            .toolbar {
+                Button(action: {
+                    // Add transaction action
+                }) {
+                    Image(systemName: "plus")
+                }
+            }
+        }
+    }
+}
+
+struct TransactionsView_Previews: PreviewProvider {
+    static var previews: some View {
+        TransactionsView()
+    }
+}

Coinly/UI/Components/TransactionRowView.swift

@@ -0,0 +1,47 @@
+//
+//  TransactionRowView.swift
+//  Coinly
+//
+//  Created by Vadym Samoilenko on 02/03/2025.
+//
+
+
+import SwiftUI
+
+struct TransactionRowView: View {
+    let transaction: TransactionModel
+    
+    var body: some View {
+        HStack {
+            VStack(alignment: .leading) {
+                Text(transaction.category)
+                    .font(.headline)
+                if let note = transaction.note {
+                    Text(note)
+                        .font(.subheadline)
+                        .foregroundColor(.gray)
+                }
+            }
+            
+            Spacer()
+            
+            VStack(alignment: .trailing) {
+                Text(String(format: "%.2f", transaction.amount))
+                    .font(.headline)
+                    .foregroundColor(transaction.isExpense ? .red : .green)
+                Text(transaction.date, style: .date)
+                    .font(.caption)
+                    .foregroundColor(.gray)
+            }
+        }
+        .padding(.vertical, 8)
+    }
+}
+
+struct TransactionRowView_Previews: PreviewProvider {
+    static var previews: some View {
+        TransactionRowView(transaction: TransactionModel.sampleData[0])
+            .previewLayout(.sizeThatFits)
+            .padding()
+    }
+}

New Group/Coinly/Coinly.xcdatamodeld/Coinly.xcdatamodel/contents

@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
+<model type="com.apple.IDECoreDataModeler.DataModel" documentVersion="1.0" lastSavedToolsVersion="23605" systemVersion="24D70" minimumToolsVersion="Automatic" sourceLanguage="Swift" usedWithSwiftData="YES" userDefinedModelVersionIdentifier="">
+    <entity name="Transaction" representedClassName="Transaction" syncable="YES" codeGenerationType="class">
+        <attribute name="amount" optional="YES" attributeType="Double" defaultValueString="0.0" usesScalarValueType="YES"/>
+        <attribute name="category" optional="YES" attributeType="String"/>
+        <attribute name="date" optional="YES" attributeType="Date" usesScalarValueType="NO"/>
+        <attribute name="note" optional="YES" attributeType="String"/>
+        <attribute name="type" optional="YES" attributeType="String"/>
+    </entity>
+</model>