[ECO-4234] Updates Push Example to include Channels

Examples/AblyPush/AblyPushExample.xcodeproj/project.pbxproj

@@ -8,6 +8,9 @@
 
 /* Begin PBXBuildFile section */
 		219F937A2A4E0E44007DE767 /* LocationPushEventsView.swift in Sources */ = {isa = PBXBuildFile; fileRef = 219F93792A4E0E44007DE767 /* LocationPushEventsView.swift */; };
+		801880802B87E7BA00A698F0 /* PushButton.swift in Sources */ = {isa = PBXBuildFile; fileRef = 8018807F2B87E7BA00A698F0 /* PushButton.swift */; };
+		801880822B87E80D00A698F0 /* StatelessButton.swift in Sources */ = {isa = PBXBuildFile; fileRef = 801880812B87E80D00A698F0 /* StatelessButton.swift */; };
+		801880872B87E8A300A698F0 /* VerticalLabelStyle.swift in Sources */ = {isa = PBXBuildFile; fileRef = 801880862B87E8A300A698F0 /* VerticalLabelStyle.swift */; };
 		8405EE8427F0B06800C9E461 /* App.swift in Sources */ = {isa = PBXBuildFile; fileRef = 8405EE8327F0B06800C9E461 /* App.swift */; };
 		8405EE8627F0B06800C9E461 /* ContentView.swift in Sources */ = {isa = PBXBuildFile; fileRef = 8405EE8527F0B06800C9E461 /* ContentView.swift */; };
 		8405EE8827F0B06C00C9E461 /* Assets.xcassets in Resources */ = {isa = PBXBuildFile; fileRef = 8405EE8727F0B06C00C9E461 /* Assets.xcassets */; };
@@ -52,6 +55,9 @@
 /* Begin PBXFileReference section */
 		219F93782A4DFE41007DE767 /* AblyLocationPush.entitlements */ = {isa = PBXFileReference; lastKnownFileType = text.plist.entitlements; path = AblyLocationPush.entitlements; sourceTree = "<group>"; };
 		219F93792A4E0E44007DE767 /* LocationPushEventsView.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = LocationPushEventsView.swift; sourceTree = "<group>"; };
+		8018807F2B87E7BA00A698F0 /* PushButton.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = PushButton.swift; sourceTree = "<group>"; };
+		801880812B87E80D00A698F0 /* StatelessButton.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = StatelessButton.swift; sourceTree = "<group>"; };
+		801880862B87E8A300A698F0 /* VerticalLabelStyle.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = VerticalLabelStyle.swift; sourceTree = "<group>"; };
 		8405EE8027F0B06800C9E461 /* Ably Push.app */ = {isa = PBXFileReference; explicitFileType = wrapper.application; includeInIndex = 0; path = "Ably Push.app"; sourceTree = BUILT_PRODUCTS_DIR; };
 		8405EE8327F0B06800C9E461 /* App.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = App.swift; sourceTree = "<group>"; };
 		8405EE8527F0B06800C9E461 /* ContentView.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = ContentView.swift; sourceTree = "<group>"; };
@@ -95,6 +101,16 @@
 /* End PBXFrameworksBuildPhase section */
 
 /* Begin PBXGroup section */
+		801880852B87E86600A698F0 /* Buttons */ = {
+			isa = PBXGroup;
+			children = (
+				801880812B87E80D00A698F0 /* StatelessButton.swift */,
+				8018807F2B87E7BA00A698F0 /* PushButton.swift */,
+				801880862B87E8A300A698F0 /* VerticalLabelStyle.swift */,
+			);
+			path = Buttons;
+			sourceTree = "<group>";
+		};
 		8405EE7727F0B06800C9E461 = {
 			isa = PBXGroup;
 			children = (
@@ -122,6 +138,7 @@
 				8405EE8327F0B06800C9E461 /* App.swift */,
 				842F124927F0B29D0029692E /* AblyHelper.swift */,
 				8405EE8527F0B06800C9E461 /* ContentView.swift */,
+				801880852B87E86600A698F0 /* Buttons */,
 				219F93792A4E0E44007DE767 /* LocationPushEventsView.swift */,
 				842F124B27F0BFC10029692E /* Info.plist */,
 				84E3D1A32A6D886E0081E898 /* InfoLP.plist */,
@@ -300,7 +317,10 @@
 			isa = PBXSourcesBuildPhase;
 			buildActionMask = 2147483647;
 			files = (
+				801880822B87E80D00A698F0 /* StatelessButton.swift in Sources */,
 				219F937A2A4E0E44007DE767 /* LocationPushEventsView.swift in Sources */,
+				801880872B87E8A300A698F0 /* VerticalLabelStyle.swift in Sources */,
+				801880802B87E7BA00A698F0 /* PushButton.swift in Sources */,
 				8405EE8627F0B06800C9E461 /* ContentView.swift in Sources */,
 				842F124A27F0B29D0029692E /* AblyHelper.swift in Sources */,
 				8405EE8427F0B06800C9E461 /* App.swift in Sources */,
@@ -458,10 +478,11 @@
 			buildSettings = {
 				ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
 				ASSETCATALOG_COMPILER_GLOBAL_ACCENT_COLOR_NAME = AccentColor;
+				CODE_SIGN_ENTITLEMENTS = AblyPushExample/AblyPushExample.entitlements;
 				CODE_SIGN_STYLE = Automatic;
 				CURRENT_PROJECT_VERSION = 1;
 				DEVELOPMENT_ASSET_PATHS = "\"AblyPushExample/Preview Content\"";
-				DEVELOPMENT_TEAM = "";
+				DEVELOPMENT_TEAM = XXY98AVDR6;
 				ENABLE_PREVIEWS = YES;
 				GENERATE_INFOPLIST_FILE = YES;
 				INFOPLIST_FILE = AblyPushExample/Info.plist;
@@ -491,10 +512,11 @@
 			buildSettings = {
 				ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
 				ASSETCATALOG_COMPILER_GLOBAL_ACCENT_COLOR_NAME = AccentColor;
+				CODE_SIGN_ENTITLEMENTS = AblyPushExample/AblyPushExample.entitlements;
 				CODE_SIGN_STYLE = Automatic;
 				CURRENT_PROJECT_VERSION = 1;
 				DEVELOPMENT_ASSET_PATHS = "\"AblyPushExample/Preview Content\"";
-				DEVELOPMENT_TEAM = "";
+				DEVELOPMENT_TEAM = XXY98AVDR6;
 				ENABLE_PREVIEWS = YES;
 				GENERATE_INFOPLIST_FILE = YES;
 				INFOPLIST_FILE = AblyPushExample/Info.plist;
@@ -526,7 +548,7 @@
 				CODE_SIGN_ENTITLEMENTS = AblyLocationPush/AblyLocationPush.entitlements;
 				CODE_SIGN_STYLE = Automatic;
 				CURRENT_PROJECT_VERSION = 1;
-				DEVELOPMENT_TEAM = "";
+				DEVELOPMENT_TEAM = XXY98AVDR6;
 				GENERATE_INFOPLIST_FILE = YES;
 				INFOPLIST_FILE = AblyLocationPush/Info.plist;
 				INFOPLIST_KEY_CFBundleDisplayName = AblyLocationPush;
@@ -554,7 +576,7 @@
 				CODE_SIGN_ENTITLEMENTS = AblyLocationPush/AblyLocationPush.entitlements;
 				CODE_SIGN_STYLE = Automatic;
 				CURRENT_PROJECT_VERSION = 1;
-				DEVELOPMENT_TEAM = "";
+				DEVELOPMENT_TEAM = XXY98AVDR6;
 				GENERATE_INFOPLIST_FILE = YES;
 				INFOPLIST_FILE = AblyLocationPush/Info.plist;
 				INFOPLIST_KEY_CFBundleDisplayName = AblyLocationPush;
@@ -585,7 +607,7 @@
 				CODE_SIGN_STYLE = Automatic;
 				CURRENT_PROJECT_VERSION = 1;
 				DEVELOPMENT_ASSET_PATHS = "\"AblyPushExample/Preview Content\"";
-				DEVELOPMENT_TEAM = "";
+				DEVELOPMENT_TEAM = XXY98AVDR6;
 				ENABLE_PREVIEWS = YES;
 				GENERATE_INFOPLIST_FILE = YES;
 				INFOPLIST_FILE = AblyPushExample/InfoLP.plist;
@@ -621,7 +643,7 @@
 				CODE_SIGN_STYLE = Automatic;
 				CURRENT_PROJECT_VERSION = 1;
 				DEVELOPMENT_ASSET_PATHS = "\"AblyPushExample/Preview Content\"";
-				DEVELOPMENT_TEAM = "";
+				DEVELOPMENT_TEAM = XXY98AVDR6;
 				ENABLE_PREVIEWS = YES;
 				GENERATE_INFOPLIST_FILE = YES;
 				INFOPLIST_FILE = AblyPushExample/InfoLP.plist;

Examples/AblyPush/AblyPushExample/AblyHelper.swift

@@ -2,7 +2,7 @@ import Ably
 import UIKit
 import CoreLocation
 
-class AblyHelper: NSObject {
+class AblyHelper: NSObject, ObservableObject {
 
     static let shared = AblyHelper()
 
@@ -18,6 +18,10 @@ class AblyHelper: NSObject {
 
     var activatePushCallback: ((String?, String?, ARTErrorInfo?) -> ())?
 
+    @Published var isSubscribedToExampleChannel1 = false
+    @Published var isSubscribedToExampleChannel2 = false
+    @Published var isPushActivated = false
+
     private override init() {
         super.init()
         guard key != "" else {
@@ -87,6 +91,64 @@ extension AblyHelper {
             print("Publish result: \(error?.localizedDescription ?? "Success")")
         }
     }
+
+    func sendPushToChannel(_ channel: Channel) {
+        let message = ARTMessage(name: "example", data: "rest data")
+        message.extras = [
+            "push": [
+                "notification": [
+                    "title": "Channel Push",
+                    "body": "Sent push to \(channel.rawValue)"
+                ],
+                "data": [
+                    "foo": "bar",
+                    "baz": "qux"
+                ]
+            ]
+        ] as any ARTJsonCompatible
+
+        realtime.channels.get(channel.rawValue).publish([message]) { error in
+            if let error {
+                print("Error sending push to \(channel.rawValue) with error: \(error.localizedDescription)")
+            } else {
+                print("Sent push to \(channel.rawValue)")
+            }
+        }
+    }
+
+    func subscribeToChannel(_ channel: Channel) {
+        realtime.channels.get(channel.rawValue).push.subscribeDevice { error in
+            guard error == nil else {
+                print("Error subscribing to \(channel.rawValue) with error: \(error!.localizedDescription)")
+                return
+            }
+            print("Succesfully subscribed to \(channel.rawValue)")
+
+            switch channel {
+            case .exampleChannel1:
+                self.isSubscribedToExampleChannel1 = true
+            case .exampleChannel2:
+                self.isSubscribedToExampleChannel2 = true
+            }
+        }
+    }
+
+    func unsubscribeFromChannel(_ channel: Channel) {
+        realtime.channels.get(channel.rawValue).push.unsubscribeDevice { error in
+            guard error == nil else {
+                print("Error subscribing to \(channel.rawValue) with error: \(error!.localizedDescription)")
+                return
+            }
+
+            print("Succesfully unsubscribed from \(channel.rawValue)")
+            switch channel {
+            case .exampleChannel1:
+                self.isSubscribedToExampleChannel1 = false
+            case .exampleChannel2:
+                self.isSubscribedToExampleChannel2 = false
+            }
+        }
+    }
 }
 
 extension AblyHelper: ARTPushRegistererDelegate {
@@ -95,10 +157,16 @@ extension AblyHelper: ARTPushRegistererDelegate {
         print("Push activation: \(error?.localizedDescription ?? "Success")")
         activatePushCallback?(defaultDeviceToken, locationDeviceToken, error)
         activateLocationPush()
+        if error == nil {
+            isPushActivated = true
+        }
     }
 
     func didDeactivateAblyPush(_ error: ARTErrorInfo?) {
         print("Push deactivation: \(error?.localizedDescription ?? "Success")")
+        if error == nil {
+            isPushActivated = false
+        }
     }
 
     func didUpdateAblyPush(_ error: ARTErrorInfo?) {
@@ -141,3 +209,8 @@ extension AblyHelper : CLLocationManagerDelegate {
         }
     }
 }
+
+enum Channel: String {
+    case exampleChannel1
+    case exampleChannel2
+}

Examples/AblyPush/AblyPushExample/Assets.xcassets/ably-logo.imageset/Contents.json

@@ -0,0 +1,32 @@
+{
+  "images" : [
+    {
+      "filename" : "ably-brand-light-mode 1.pdf",
+      "idiom" : "universal"
+    },
+    {
+      "appearances" : [
+        {
+          "appearance" : "luminosity",
+          "value" : "light"
+        }
+      ],
+      "filename" : "ably-brand-light-mode.pdf",
+      "idiom" : "universal"
+    },
+    {
+      "appearances" : [
+        {
+          "appearance" : "luminosity",
+          "value" : "dark"
+        }
+      ],
+      "filename" : "ably-brand-dark-mode.pdf",
+      "idiom" : "universal"
+    }
+  ],
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}

Examples/AblyPush/AblyPushExample/Assets.xcassets/push-disabled.imageset/Contents.json

@@ -0,0 +1,12 @@
+{
+  "images" : [
+    {
+      "filename" : "push-disabled.pdf",
+      "idiom" : "universal"
+    }
+  ],
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}

Examples/AblyPush/AblyPushExample/Assets.xcassets/push-enabled.imageset/Contents.json

@@ -0,0 +1,12 @@
+{
+  "images" : [
+    {
+      "filename" : "push-enabled.pdf",
+      "idiom" : "universal"
+    }
+  ],
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}

Examples/AblyPush/AblyPushExample/Buttons/PushButton.swift

@@ -0,0 +1,52 @@
+import SwiftUI
+
+struct PushButton: View {
+    let systemImage: String
+    let activeTitle: String
+    let inactiveTitle: String
+    let action: () -> Void
+    let isButtonEnabled: Bool // is the button enabled
+    @Binding var isActive: Bool // is the action in it's on or off state
+
+    let activeColor = Color(red: 1.00, green: 0.33, blue: 0.09)
+    let inActiveColor = Color(red: 0.00, green: 0.56, blue: 0.02)
+
+    init(
+        isButtonEnabled: Bool,
+        systemImage: String,
+        activeTitle: String,
+        inactiveTitle: String,
+        isActive: Binding<Bool>,
+        action: @escaping () -> Void
+    ) {
+        self.isButtonEnabled = isButtonEnabled
+        self.systemImage = systemImage
+        self.activeTitle = activeTitle
+        self.inactiveTitle = inactiveTitle
+        self._isActive = isActive
+        self.action = action
+    }
+
+    var body: some View {
+        let button = Button {
+            action() // manage the toggling of isActive binding within the action.
+        } label: {
+            Label(isActive ? activeTitle : inactiveTitle,
+                  systemImage: systemImage)
+            .frame(maxWidth: .infinity)
+            .labelStyle(VerticalLabelStyle())
+            .padding(EdgeInsets(top: 8, leading: 0, bottom: 8, trailing: 0))
+        }
+        .buttonStyle(.borderedProminent)
+        .buttonBorderShape(.roundedRectangle)
+        .tint(isActive ? activeColor : inActiveColor)
+        .disabled(!isButtonEnabled)
+        .animation(.easeInOut, value: isButtonEnabled)
+
+        if #available(iOS 17.0, *) {
+            return button.contentTransition(.symbolEffect(.replace))
+        }
+
+        return button
+    }
+}

Examples/AblyPush/AblyPushExample/Buttons/StatelessButton.swift

@@ -0,0 +1,48 @@
+import SwiftUI
+
+struct StatelessButton: View {
+    let isButtonEnabled: Bool
+    let systemImage: String
+    let title: String
+    let backgroundColor: Color
+    let action: () -> Void
+
+    @State var taps: Int = 0 // purely to trigger animation on every tap
+
+    init(
+        isButtonEnabled: Bool,
+        systemImage: String,
+        title: String,
+        backgroundColor: Color = Color(red: 0.00, green: 0.56, blue: 0.02),
+        action: @escaping () -> Void
+    ) {
+        self.isButtonEnabled = isButtonEnabled
+        self.systemImage = systemImage
+        self.title = title
+        self.backgroundColor = backgroundColor
+        self.action = action
+    }
+
+    var body: some View {
+        let button = Button {
+            action()
+            taps += 1
+        } label: {
+            Label(title, systemImage: systemImage)
+                .frame(maxWidth: .infinity, maxHeight: .infinity)
+                .labelStyle(VerticalLabelStyle())
+                .padding(EdgeInsets(top: 8, leading: 0, bottom: 8, trailing: 0))
+        }
+        .buttonStyle(.bordered)
+        .buttonBorderShape(.roundedRectangle)
+        .tint(backgroundColor)
+        .disabled(!isButtonEnabled)
+        .animation(.easeInOut, value: isButtonEnabled)
+
+        if #available(iOS 17.0, *) {
+            return button.symbolEffect(.bounce.down, value: taps)
+        }
+
+        return button
+    }
+}