Add repository and functions to view model

password/view/list/ListViewModel.swift

@@ -10,4 +10,44 @@ import Foundation
 class ListViewModel: ObservableObject {
     
     @Published var passwords: [Password] = []
+    
+    private let passwordRepository: PasswordRepository
+
+    init(passwordRepository: PasswordRepository = KeychainPasswordRepository()) {
+        self.passwordRepository = passwordRepository
+        loadAllPasswords()
+    }
+    
+    func loadAllPasswords() {
+        passwords = passwordRepository.getAllPasswords()
+    }
+    
+    func loadPassword(withID id: UUID) -> Password? {
+        return passwordRepository.getPassword(withID: id)
+    }
+    
+    func savePassword(name: String, value: String) {
+        let newPassword = Password(name: name, value: value)
+
+        do {
+
+            try passwordRepository.savePassword(newPassword)
+            print ("Saved password successfully")
+            loadAllPasswords()
+
+        } catch {
+            print("Error saving password: \(error)")
+            // TODO: display error to user
+        }
+    }
+    
+    func deletePassword(_ password: Password) {
+        do {
+            try passwordRepository.deletePassword(withID: password.id)
+            loadAllPasswords()
+        } catch {
+            print("Error deleting password: \(error)")
+            // TODO: display error to user
+        }
+    }
 }