updated to select endpoint

Signed-off-by: Matt Bruce <mbrucedogs@gmail.com>

EmployeeDirectory/Protocols/EmployeeServiceProtocol.swift

@@ -6,5 +6,5 @@
 //
 
 public protocol EmployeeServiceProtocol {
-    func getEmployees() async throws -> [Employee]
+    func getEmployees(_ serviceMode: EmployeeServiceMode) async throws -> Employees
 }

EmployeeDirectory/Services/EmployeeService.swift

@@ -6,14 +6,30 @@
 //
 import Foundation
 
+/// These are the testing URL Endpoints for different states
+public enum EmployeeServiceMode {
+    case production
+    case malformed
+    case empty
+    
+    public var endpoint: String {
+        switch self {
+        case .production:
+            return "https://s3.amazonaws.com/sq-mobile-interview/employees.json"
+        case .malformed:
+            return "https://s3.amazonaws.com/sq-mobile-interview/employees_malformed.json"
+        case .empty:
+            return "https://s3.amazonaws.com/sq-mobile-interview/employees_empty.json"
+        }
+    }
+}
+
 /// Service Layer for Employees
 public class EmployeeService: EmployeeServiceProtocol {
     
     /// Service to get Employees
     /// - Returns: Array of Employee Structs
-    public func getEmployees() async throws -> [Employee] {
+    public func getEmployees(_ serviceMode: EmployeeServiceMode = .production) async throws -> Employees {
-        let endpoint = "https://s3.amazonaws.com/sq-mobile-interview/employees.json"
+        return try await NetworkService.shared.fetchData(from: serviceMode.endpoint, as: Employees.self)
-        let employees: Employees = try await NetworkService.shared.fetchData(from: endpoint, as: Employees.self)
-        return employees.employees
     }
 }