Update JSON example to use new API

Author: paulb777

config/ConfigExample/AppDelegate.swift

@@ -13,7 +13,7 @@
 // limitations under the License.
 
 import UIKit
-import Firebase
+import FirebaseCore
 
 @UIApplicationMain
 class AppDelegate: UIResponder, UIApplicationDelegate {

config/ConfigExample/RemoteConfigViewController.swift

@@ -13,14 +13,17 @@
 // limitations under the License.
 
 import UIKit
-import Firebase
+import FirebaseRemoteConfig
+import FirebaseRemoteConfigSwift
 
 class RemoteConfigViewController: UIViewController {
   private var remoteConfig: RemoteConfig!
   private var remoteConfigView: RemoteConfigView { view as! RemoteConfigView }
 
   private let topLabelKey = "topLabelKey"
   private let recipeKey = "recipeKey"
+  // The JSON value for typedRecipeKey match recipeKey except ints are Ints instead of String.
+  private let typedRecipeKey = "typedRecipeKey"
   private let bottomLabelKey = "bottomLabelKey"
 
   override func loadView() {
@@ -136,20 +139,35 @@ class RemoteConfigViewController: UIViewController {
       "serving_size",
       "notes",
     ]
-    guard let recipeDictionary = remoteConfig[recipeKey].jsonValue as? [String: Any] else { return }
-
-    keys.enumerated().forEach { index, key in
-      guard var value = recipeDictionary[key] else { return }
+    struct Recipe: Decodable {
+      var recipe_name: String
+      var ingredients: [String]
+      var prep_time: Int
+      var cook_time: Int
+      var instructions: [String]
+      var yield: String
+      var serving_size: Int
+      var notes: String
+    }
 
+    guard let recipe: Recipe = try? remoteConfig[typedRecipeKey].decoded() else {
+      fatalError("Failed to decode JSON for \(typedRecipeKey)")
+    }
+    let mirror = Mirror(reflecting: recipe)
+    var index = 0
+    for (property, value) in mirror.children {
+      guard let key = property else { continue }
+      var stringValue: String
       if let list = value as? [String] {
-        let joinedValue = list.joined(separator: " • ")
-        value = joinedValue
-      } else if let stringValue = value as? String {
-        value = stringValue
+        stringValue = list.joined(separator: " • ")
+      } else if let intVal = value as? Int {
+        stringValue = String(intVal)
+      } else if let val = value as? String {
+        stringValue = val
+      } else {
+        fatalError("Unrecognized type for \(key)")
       }
 
-      guard let stringValue = value as? String else { return }
-
       let formattedKey = key
         .capitalized
         .replacingOccurrences(of: "_", with: " ")
@@ -182,6 +200,7 @@ class RemoteConfigViewController: UIViewController {
       let y: CGFloat = step * CGFloat(index) + offset
 
       label.frame.origin = CGPoint(x: x, y: y)
+      index += 1
     }
   }
 

config/Podfile

@@ -6,7 +6,9 @@ target 'ConfigExample' do
   use_frameworks!
 
   # Pods for ConfigExample
-  pod 'Firebase/RemoteConfig'
+  pod 'FirebaseRemoteConfig', :path => "/Users/paulbeusterien/gh5/firebase-ios-sdk"
+  pod 'FirebaseRemoteConfigSwift', :path => "/Users/paulbeusterien/gh5/firebase-ios-sdk"
+  pod 'FirebaseSharedSwift', :path => "/Users/paulbeusterien/gh5/firebase-ios-sdk"
 
   target 'ConfigExampleTests' do
     inherit! :search_paths