added healthkit

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

FitnessApp.xcodeproj/project.pbxproj

@@ -393,12 +393,14 @@
 			buildSettings = {
 				ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
 				ASSETCATALOG_COMPILER_GLOBAL_ACCENT_COLOR_NAME = AccentColor;
+				CODE_SIGN_ENTITLEMENTS = FitnessApp/FitnessApp.entitlements;
 				CODE_SIGN_STYLE = Automatic;
 				CURRENT_PROJECT_VERSION = 1;
 				DEVELOPMENT_ASSET_PATHS = "\"FitnessApp/Preview Content\"";
 				DEVELOPMENT_TEAM = 6R7KLBPBLZ;
 				ENABLE_PREVIEWS = YES;
 				GENERATE_INFOPLIST_FILE = YES;
+				INFOPLIST_KEY_NSHealthShareUsageDescription = "Please allow access to enjoy features of the app";
 				INFOPLIST_KEY_UIApplicationSceneManifest_Generation = YES;
 				INFOPLIST_KEY_UIApplicationSupportsIndirectInputEvents = YES;
 				INFOPLIST_KEY_UILaunchScreen_Generation = YES;
@@ -422,12 +424,14 @@
 			buildSettings = {
 				ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
 				ASSETCATALOG_COMPILER_GLOBAL_ACCENT_COLOR_NAME = AccentColor;
+				CODE_SIGN_ENTITLEMENTS = FitnessApp/FitnessApp.entitlements;
 				CODE_SIGN_STYLE = Automatic;
 				CURRENT_PROJECT_VERSION = 1;
 				DEVELOPMENT_ASSET_PATHS = "\"FitnessApp/Preview Content\"";
 				DEVELOPMENT_TEAM = 6R7KLBPBLZ;
 				ENABLE_PREVIEWS = YES;
 				GENERATE_INFOPLIST_FILE = YES;
+				INFOPLIST_KEY_NSHealthShareUsageDescription = "Please allow access to enjoy features of the app";
 				INFOPLIST_KEY_UIApplicationSceneManifest_Generation = YES;
 				INFOPLIST_KEY_UIApplicationSupportsIndirectInputEvents = YES;
 				INFOPLIST_KEY_UILaunchScreen_Generation = YES;

FitnessApp.xcodeproj/xcuserdata/mattbruce.xcuserdatad/xcdebugger/Breakpoints_v2.xcbkptlist

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<Bucket
+   uuid = "7A5F5A74-3D4A-401E-BAFF-43AF62FB9F72"
+   type = "1"
+   version = "2.0">
+</Bucket>

FitnessApp/FitnessApp.entitlements

@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>com.apple.developer.healthkit</key>
+	<true/>
+</dict>
+</plist>

FitnessApp/FitnessAppApp.swift

@@ -11,7 +11,7 @@ import SwiftUI
 struct FitnessAppApp: App {
     var body: some Scene {
         WindowGroup {
-            ContentView()
+            HomeView(viewModel: HomeViewModel())
         }
     }
 }

FitnessApp/Home/ViewModels/HomeViewModel.swift

@@ -8,11 +8,14 @@ import SwiftUI
 
 @Observable
 class HomeViewModel {
+    
+    let healthManager = HealthManager.shared
+    
     var activities: [Activity] = []
     var workouts: [Workout] = []
-    var calories: Int = 123
+    var calories: Int = 0
-    var active: Int = 205
+    var exercise: Int = 0
-    var stand: Int = 80
+    var stand: Int = 0
 
     var mockActivities = [
         Activity(id: 0, title: "Today Steps", subtitle: "10,000 steps", image: "figure.walk", tintColor: .green, amount: "9,812"),
@@ -27,4 +30,56 @@ class HomeViewModel {
         Workout(id: 2, title: "Walking", image: "figure.run", tintColor: .blue, duration: ".5 hrs", date: "Aug 3", calories: "250 kcal"),
         Workout(id: 3, title: "Bike", image: "figure.run", tintColor: .red, duration: "2 hrs", date: "Aug 29", calories: "500 kcal")
     ]
+    
+    init() {
+        Task {
+            do {
+                try await healthManager.requestHealthKitAccess()
+                fetchTodayStandHours()
+                fetchTodayCaloriesBurned()
+                fetchTodayExerciseTime()
+            } catch {
+                print(error.localizedDescription)
+            }
+        }
+        
+        func fetchTodayCaloriesBurned() {
+            healthManager.fetchTodayCaloriesBurned() { result in
+                switch result {
+                case .success(let calories):
+                    DispatchQueue.main.async {
+                        self.calories = Int(calories)
+                    }
+                case .failure(let failure):
+                    print(failure.localizedDescription)
+                }
+            }
+        }
+        
+        func fetchTodayExerciseTime() {
+            healthManager.fetchTodayExerciseTime() { result in
+                switch result {
+                case .success(let exercise):
+                    DispatchQueue.main.async {
+                        self.exercise = Int(exercise)
+                    }
+                case .failure(let failure):
+                    print(failure.localizedDescription)
+                }
+            }
+        }
+        
+        func fetchTodayStandHours() {
+            healthManager.fetchTodayStandHours() { result in
+                switch result {
+                case .success(let hours):
+                    DispatchQueue.main.async {
+                        self.stand = Int(hours)
+                    }
+                case .failure(let failure):
+                    print(failure.localizedDescription)
+                }
+            }
+        }
+    }
 }

FitnessApp/Home/Views/HomeView.swift

@@ -21,7 +21,7 @@ struct HomeView: View {
                     HStack {
                         Spacer()
                         
-                        VStack {
+                        VStack(alignment: .leading) {
                             VStack(alignment: .leading, spacing: 8) {
                                 Text("Calories")
                                     .font(.callout)
@@ -32,18 +32,18 @@ struct HomeView: View {
                                     .bold()
                             }.padding(.bottom)
                             
-                            VStack {
+                            VStack(alignment: .leading, spacing: 8) {
-                                Text("Active")
+                                Text("Exercise")
                                     .font(.callout)
                                     .bold()
                                     .foregroundColor(.green)
                                 
-                                Text("\(viewModel.active)")
+                                Text("\(viewModel.exercise)")
                                     .bold()
                             }.padding(.bottom)
                             
                             
-                            VStack {
+                            VStack(alignment: .leading, spacing: 8) {
                                 Text("Stand")
                                     .font(.callout)
                                     .bold()
@@ -60,7 +60,7 @@ struct HomeView: View {
                         ZStack {
                             Spacer()
                             ProgressCircleView(progress: $viewModel.calories, goal: 600, color: .red)
-                            ProgressCircleView(progress: $viewModel.active, goal: 600, color: .green).padding(.all, 20)
+                            ProgressCircleView(progress: $viewModel.exercise, goal: 600, color: .green).padding(.all, 20)
                             ProgressCircleView(progress: $viewModel.stand, goal: 600, color: .blue).padding(.all, 40)
                         }
                         .padding(.horizontal)

FitnessApp/Managers/HealthManager.swift

@@ -0,0 +1,122 @@
+//
+//  HealthManager.swift
+//  FitnessApp
+//
+//  Created by Matt Bruce on 12/20/24.
+//
+
+import Foundation
+import HealthKit
+
+extension Date {
+    static var startOfDay: Date {
+        let calendar = Calendar.current
+        return calendar.startOfDay(for: Date())
+    }
+}
+
+class HealthManager {
+    
+    static let shared = HealthManager()
+    
+    let healthStore = HKHealthStore()
+    
+    private init () {
+        Task {
+            do {
+                try await requestHealthKitAccess()
+            } catch {
+                
+            }
+        }
+    }
+    
+    func requestHealthKitAccess() async throws {
+        let calories = HKQuantityType(.activeEnergyBurned)
+        let exercise = HKQuantityType(.appleExerciseTime)
+        let stand = HKCategoryType(.appleStandHour)
+        
+        let healthTypes: Set = [calories, exercise, stand]
+
+        try await healthStore.requestAuthorization(toShare: [], read: healthTypes)
+    }
+
+    func fetchTodayCaloriesBurned(completion: @escaping(Result<Double, Error>) -> Void) {
+        guard HKHealthStore.isHealthDataAvailable() else {
+            completion(.failure(NSError(domain: "HealthManager", code: -2, userInfo: [NSLocalizedDescriptionKey: "Health data unavailable"])))
+            return
+        }
+
+        let calories = HKQuantityType(.activeEnergyBurned)
+        let predicate = HKQuery.predicateForSamples(withStart: .startOfDay, end: Date())
+
+        let query = HKStatisticsQuery(quantityType: calories, quantitySamplePredicate: predicate) { _, results, error in
+            if let error = error {
+                completion(.failure(error))
+                return
+            }
+
+            if let quantity = results?.sumQuantity() {
+                let caloriesBurned = quantity.doubleValue(for: .kilocalorie())
+                completion(.success(caloriesBurned))
+            } else {
+                completion(.failure(NSError(domain: "HealthManager", code: -3, userInfo: [NSLocalizedDescriptionKey: "No data found for today's calories"])))
+            }
+        }
+        healthStore.execute(query)
+    }
+    
+    func fetchTodayExerciseTime(completion: @escaping(Result<Double, Error>) -> Void) {
+        guard HKHealthStore.isHealthDataAvailable() else {
+            completion(.failure(NSError(domain: "HealthManager", code: -2, userInfo: [NSLocalizedDescriptionKey: "Health data unavailable"])))
+            return
+        }
+        
+        let exercise = HKQuantityType(.appleExerciseTime)
+        let predicate = HKQuery.predicateForSamples(withStart: .startOfDay, end: Date())
+        
+        let query = HKStatisticsQuery(quantityType: exercise, quantitySamplePredicate: predicate) { _, results, error in
+            if let error = error {
+                completion(.failure(error))
+                return
+            }
+
+            if let quantity = results?.sumQuantity() {
+                let exerciseTime = quantity.doubleValue(for: .minute())
+                completion(.success(exerciseTime))
+            } else {
+                completion(.failure(NSError(domain: "HealthManager", code: -3, userInfo: [NSLocalizedDescriptionKey: "No exercise time data found for today."])))
+            }
+        }
+        healthStore.execute(query)
+    }
+
+    func fetchTodayStandHours(completion: @escaping(Result<Double, Error>) -> Void) {
+        guard HKHealthStore.isHealthDataAvailable() else {
+            completion(.failure(NSError(domain: "HealthManager", code: -2, userInfo: [NSLocalizedDescriptionKey: "Health data unavailable"])))
+            return
+        }
+        
+        let stand = HKCategoryType(.appleStandHour)
+        let predicate = HKQuery.predicateForSamples(withStart: .startOfDay, end: Date())
+        
+        let query = HKSampleQuery(sampleType: stand, predicate: predicate, limit: HKObjectQueryNoLimit, sortDescriptors: nil) { _, results, error in
+            if let error = error {
+                completion(.failure(error))
+                return
+            }
+            
+            guard let samples = results as? [HKCategorySample], !samples.isEmpty else {
+                completion(.failure(NSError(domain: "HealthManager", code: -3, userInfo: [NSLocalizedDescriptionKey: "No stand data found for today."])))
+                return
+            }
+            
+            // Count stand hours
+            let standHours = samples.filter { $0.value == HKCategoryValueAppleStandHour.stood.rawValue }.count
+            completion(.success(Double(standHours)))
+        }
+        
+        healthStore.execute(query)
+    }
+}
+