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Add PomodoroModel, LocalStorageService, DateModel, and HealhKitService
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@mateuschaves
mateuschaves committed Mar 5, 2024
1 parent 499255e commit 73bde5e
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258 changes: 0 additions & 258 deletions PulsePomodoro Watch App/ContentView.swift
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import WatchKit
import SwiftUI
import UIKit
import HealthKit
import UserNotifications

extension Date {
init(month: Int, day: Int, year: Int, hour: Int = 0, minute: Int = 0, second: Int = 0) {
var dateComponents = DateComponents()
dateComponents.month = month
dateComponents.day = day
dateComponents.year = year
dateComponents.hour = hour
dateComponents.minute = minute
dateComponents.second = second
dateComponents.timeZone = .current
dateComponents.calendar = .current
self = Calendar.current.date(from: dateComponents) ?? Date()
}
}

class HeartRateMonitor {
let healthStore = HKHealthStore()
var query: HKObserverQuery?

func requestAuthorization() {
let typesToRead: Set<HKSampleType> = [HKObjectType.quantityType(forIdentifier: .heartRate)!, HKObjectType.quantityType(forIdentifier: .respiratoryRate)!]

healthStore.requestAuthorization(toShare: nil, read: typesToRead) { (success, error) in
if success {
print("Authorization granted")
} else {
print("Authorization denied")
}
}
}

func getHeartRateFromLastSeconds(seconds: Int, completion: @escaping (Int?) -> Void) {
let healthStore = HKHealthStore()

let endDate = Date()
let startDate = Calendar.current.date(byAdding: .minute, value: -seconds, to: endDate)!

let predicate = HKQuery.predicateForSamples(withStart: startDate, end: endDate, options: .strictStartDate)

let sortDescriptor = NSSortDescriptor(key: HKSampleSortIdentifierStartDate, ascending: false)

let query = HKSampleQuery(sampleType: HKObjectType.quantityType(forIdentifier: .heartRate)!, predicate: predicate, limit: HKObjectQueryNoLimit, sortDescriptors: [sortDescriptor]) { (query, samples, error) in
if let error = error {
print("Error querying heart rate data: \(error.localizedDescription)")
completion(nil)
return
}

var heartRateToShow = 0
if let heartRateSamples = samples as? [HKQuantitySample] {
for sample in heartRateSamples {
let heartRate = sample.quantity.doubleValue(for: HKUnit.count().unitDivided(by: .minute()))
heartRateToShow += Int(heartRate)
}

heartRateToShow = heartRateToShow / max(1, heartRateSamples.count)
}

completion(heartRateToShow)
}

healthStore.execute(query)
}

func getRespirationRateFromLastSeconds(seconds: Int, completion: @escaping (Int?) -> Void) {
let healthStore = HKHealthStore()

let endDate = Date()
let startDate = Calendar.current.date(byAdding: .minute, value: -seconds, to: endDate)!

let predicate = HKQuery.predicateForSamples(withStart: startDate, end: endDate, options: .strictStartDate)

let sortDescriptor = NSSortDescriptor(key: HKSampleSortIdentifierStartDate, ascending: false)

let query = HKSampleQuery(sampleType: HKObjectType.quantityType(forIdentifier: .respiratoryRate)!, predicate: predicate, limit: HKObjectQueryNoLimit, sortDescriptors: [sortDescriptor]) { (query, samples, error) in
if let error = error {
print("Error querying respiration rate data: \(error.localizedDescription)")
completion(nil)
return
}

var respirationRateToShow = 0
if let respirationRateSamples = samples as? [HKQuantitySample] {
for sample in respirationRateSamples {
let respirationRate = sample.quantity.doubleValue(for: HKUnit.count().unitDivided(by: .minute()))
respirationRateToShow += Int(respirationRate)
}

respirationRateToShow = respirationRateToShow / max(1, respirationRateSamples.count)
}

completion(respirationRateToShow)
}

healthStore.execute(query)
}

func isRestingHeartRateNormal(heartRate: Int) -> Bool {
return heartRate < 100 && heartRate > 50
}

func isRespirationRateNormal(respirationRate: Int) -> Bool {
return respirationRate < 25 && respirationRate > 10
}
}

class LocalStorageManager {
static let shared = LocalStorageManager()

private let defaults = UserDefaults.standard

private init() {}

func save(key: String, value: Any) {
defaults.set(value, forKey: key)
}

func get(key: String) -> Any? {
return defaults.value(forKey: key)
}
}

struct Pomodoro: Codable {
var heartRate: Int
var respiratoryRate: Int
var startDate: Date
var endDate: Date
var duration: Int
var isHeartRateNormal: Bool
var isRespirationRateNormal: Bool
var isCompleted: Bool
}

struct RemainingMinutesView: View {
var timerSeconds: Int

@State private var remainingSeconds = 0
@State private var countdownTimer: Timer?
@State private var showAlert = false
@State private var heartRate = 0
@State private var repiratoryRate = 0
@State private var startDate = Date()

let heartRateMonitor = HeartRateMonitor()

var body: some View {
Text("\(self.formatSecondsToMMSS(seconds: remainingSeconds))")
.font(.largeTitle)
.fontWeight(/*@START_MENU_TOKEN@*/.bold/*@END_MENU_TOKEN@*/)
.padding(.bottom, 20)
.onAppear {
startCountdown()
WKExtension.shared().isFrontmostTimeoutExtended = true
}.alert(isPresented: $showAlert) {
Alert(
title: Text("Time's Up!"),
message: Text("Now you can take a moment to relax 🧘"),
dismissButton: .default(Text("Ok!"))
)
}
}

func handleEndCountdown() {
WKInterfaceDevice.current().play(.success)
countdownTimer?.invalidate()
showAlert = true

let dispatchGroup = DispatchGroup()

var heartRate: Int?
var respiratoryRate: Int?

// Enter dispatch group before starting the first asynchronous task
dispatchGroup.enter()
heartRateMonitor.getHeartRateFromLastSeconds(seconds: timerSeconds) { receivedHeartRate in
heartRate = receivedHeartRate
dispatchGroup.leave() // Leave the dispatch group when the first task is done
}

// Enter dispatch group before starting the second asynchronous task
dispatchGroup.enter()
heartRateMonitor.getRespirationRateFromLastSeconds(seconds: timerSeconds) { receivedRespiratoryRate in
respiratoryRate = receivedRespiratoryRate
dispatchGroup.leave() // Leave the dispatch group when the second task is done
}

// Notify when both tasks are completed
dispatchGroup.notify(queue: .main) {
// Both tasks are finished
if let heartRate = heartRate, let respiratoryRate = respiratoryRate {
print("Heart rate on last \(timerSeconds) seconds was \(heartRate)")
let isHeartRateNormal = heartRateMonitor.isRestingHeartRateNormal(heartRate: heartRate)
self.heartRate = heartRate

print("Respiratory rate on last \(timerSeconds) seconds was \(respiratoryRate)")
let isRespirationRateNormal = heartRateMonitor.isRespirationRateNormal(respirationRate: respiratoryRate)
self.repiratoryRate = respiratoryRate
// Save pomodoro as JSON array
var previousPomodoros = LocalStorageManager.shared.get(key: "pomodoros") as? [Data] ?? []
var currentPomodoroJson: Data?
do {
currentPomodoroJson = try JSONEncoder().encode(
Pomodoro(
heartRate: heartRate,
respiratoryRate: respiratoryRate,
startDate: startDate,
endDate: Date(),
duration: timerSeconds,
isHeartRateNormal: isHeartRateNormal,
isRespirationRateNormal: isRespirationRateNormal,
isCompleted: true
)
)
} catch {
print("Error encoding current pomodoro: \(error)")
}

if let currentPomodoroJson = currentPomodoroJson {
previousPomodoros.append(currentPomodoroJson)
LocalStorageManager.shared.save(key: "pomodoros", value: previousPomodoros)
}
}
}
}


func startCountdown() {
remainingSeconds = timerSeconds
countdownTimer?.invalidate()
countdownTimer = Timer.scheduledTimer(withTimeInterval: 1, repeats: true) { timer in
if self.remainingSeconds > 0 {
self.remainingSeconds -= 1
} else {
self.handleEndCountdown()
}
NSLog("Segundos restantes: \(self.remainingSeconds)")
}
}

func formatSecondsToMMSS(seconds: Int) -> String {
let minutes = seconds / 60
let seconds = seconds % 60
return String(format: "%02d:%02d", minutes, seconds)
}
}

struct ContentView: View {
@State private var minutes = 0
@State private var showRemainingMinutes = false
Expand All @@ -281,17 +34,6 @@ struct ContentView: View {
}.navigationTitle("Focus time")
}.onAppear(perform: {
heartRateMonitor.requestAuthorization()
// print previous pomodoros
if let pomodoros = LocalStorageManager.shared.get(key: "pomodoros") as? [Data] {
for pomodoro in pomodoros {
do {
let decodedPomodoro = try JSONDecoder().decode(Pomodoro.self, from: pomodoro)
print("Pomodoro: \(decodedPomodoro)")
} catch {
print("Error decoding pomodoro: \(error)")
}
}
}
})
}
}
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23 changes: 23 additions & 0 deletions PulsePomodoro Watch App/models/DateModel.swift
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//
// DateModel.swift
// PulsePomodoro Watch App
//
// Created by Mateus Henrique on 05/03/24.
//

import Foundation

extension Date {
init(month: Int, day: Int, year: Int, hour: Int = 0, minute: Int = 0, second: Int = 0) {
var dateComponents = DateComponents()
dateComponents.month = month
dateComponents.day = day
dateComponents.year = year
dateComponents.hour = hour
dateComponents.minute = minute
dateComponents.second = second
dateComponents.timeZone = .current
dateComponents.calendar = .current
self = Calendar.current.date(from: dateComponents) ?? Date()
}
}
20 changes: 20 additions & 0 deletions PulsePomodoro Watch App/models/PomodoroModel.swift
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//
// PomodoroModel.swift
// PulsePomodoro Watch App
//
// Created by Mateus Henrique on 05/03/24.
//

import Foundation

struct Pomodoro: Codable {
var heartRate: Int
var respiratoryRate: Int
var startDate: Date
var endDate: Date
var duration: Int
var isHeartRateNormal: Bool
var isRespirationRateNormal: Bool
var isCompleted: Bool
}

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