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Ejemplos y Casos de uso

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Esta guía proporciona ejemplos prácticos para patrones de aplicaciones de reloj comunes utilizando @capgo/capacitor-watchFunciona tanto para TypeScript iOS y Android; los ejemplos de interfaz de usuario de watch se muestran a continuación SwiftUI (Antiárea). Refleje los mismos payloads en Wear OS con el Rutas de Capa de Datos Example 1: Tracker de salud y fitness

Sección titulada “Example 1: Tracker de salud y fitness”

Título de la sección “Ejemplo 1: Seguimiento de Salud y Fitness”

Syncronice datos de entrenamiento entre el reloj y el teléfono.

import SwiftUI
import CapgoWatchSDK
struct WorkoutView: View {
@ObservedObject var connector = WatchConnector.shared
@State private var heartRate: Double = 0
@State private var calories: Double = 0
@State private var isTracking = false
var body: some View {
VStack(spacing: 12) {
// Heart Rate Display
HStack {
Image(systemName: "heart.fill")
.foregroundColor(.red)
Text("\(Int(heartRate)) BPM")
.font(.title2)
}
// Calories
HStack {
Image(systemName: "flame.fill")
.foregroundColor(.orange)
Text("\(Int(calories)) cal")
}
// Start/Stop Button
Button(isTracking ? "Stop" : "Start") {
toggleTracking()
}
.buttonStyle(.borderedProminent)
.tint(isTracking ? .red : .green)
}
.onReceive(Timer.publish(every: 1, on: .main, in: .common).autoconnect()) { _ in
if isTracking {
updateMetrics()
}
}
}
private func toggleTracking() {
isTracking.toggle()
if isTracking {
// Notify phone that workout started
connector.sendMessage([
"event": "workoutStarted",
"timestamp": Date().timeIntervalSince1970
])
} else {
// Send final summary to phone
do {
try connector.updateApplicationContext([
"workoutComplete": true,
"totalCalories": calories,
"avgHeartRate": heartRate,
"endTime": Date().timeIntervalSince1970
])
} catch {
print("Failed to update context: \(error)")
}
}
}
private func updateMetrics() {
// Simulate heart rate (in real app, use HealthKit)
heartRate = Double.random(in: 120...160)
calories += Double.random(in: 0.1...0.3)
// Send real-time updates if phone is reachable
if connector.isReachable {
connector.sendMessage([
"heartRate": heartRate,
"calories": calories,
"timestamp": Date().timeIntervalSince1970
])
}
}
}

Ejemplo 2: Control Remoto de Hogar Inteligente

Ejemplo 2: Control remoto de hogar inteligente

Controla dispositivos de la casa inteligente desde tu reloj.

import SwiftUI
import CapgoWatchSDK
struct SmartHomeView: View {
@ObservedObject var connector = WatchConnector.shared
@State private var devices: [SmartDevice] = []
@State private var isLoading = false
var body: some View {
NavigationView {
Group {
if isLoading {
ProgressView("Loading...")
} else if devices.isEmpty {
Text("No devices")
.foregroundColor(.secondary)
} else {
List(devices) { device in
DeviceRow(device: device, onToggle: { toggleDevice(device) })
}
}
}
.navigationTitle("Home")
.toolbar {
Button(action: refreshDevices) {
Image(systemName: "arrow.clockwise")
}
}
}
.onAppear {
refreshDevices()
}
.onChange(of: connector.lastMessage) { message in
handleMessage(message)
}
}
private func refreshDevices() {
guard connector.isReachable else {
// Load from cached context
loadFromContext()
return
}
isLoading = true
connector.sendMessage(["action": "getDevices"]) { reply in
DispatchQueue.main.async {
isLoading = false
if let deviceList = reply["devices"] as? [[String: Any]] {
devices = deviceList.compactMap { SmartDevice(from: $0) }
}
}
}
}
private func toggleDevice(_ device: SmartDevice) {
connector.sendMessage([
"action": "toggleDevice",
"deviceId": device.id,
"newState": !device.isOn
]) { reply in
DispatchQueue.main.async {
if reply["success"] as? Bool == true {
// Update local state
if let index = devices.firstIndex(where: { $0.id == device.id }) {
devices[index].isOn.toggle()
}
}
}
}
}
private func loadFromContext() {
if let deviceList = connector.applicationContext["devices"] as? [[String: Any]] {
devices = deviceList.compactMap { SmartDevice(from: $0) }
}
}
private func handleMessage(_ message: [String: Any]) {
// Handle push updates from phone
if let update = message["deviceUpdate"] as? [String: Any],
let deviceId = update["id"] as? String,
let isOn = update["isOn"] as? Bool {
if let index = devices.firstIndex(where: { $0.id == deviceId }) {
devices[index].isOn = isOn
}
}
}
}
struct SmartDevice: Identifiable {
let id: String
let name: String
let type: String
var isOn: Bool
init?(from dict: [String: Any]) {
guard let id = dict["id"] as? String,
let name = dict["name"] as? String,
let type = dict["type"] as? String,
let isOn = dict["isOn"] as? Bool else {
return nil
}
self.id = id
self.name = name
self.type = type
self.isOn = isOn
}
}
struct DeviceRow: View {
let device: SmartDevice
let onToggle: () -> Void
var body: some View {
HStack {
Image(systemName: iconName)
.foregroundColor(device.isOn ? .yellow : .gray)
Text(device.name)
Spacer()
Toggle("", isOn: .constant(device.isOn))
.labelsHidden()
.onTapGesture { onToggle() }
}
}
var iconName: String {
switch device.type {
case "light": return device.isOn ? "lightbulb.fill" : "lightbulb"
case "thermostat": return "thermometer"
case "lock": return device.isOn ? "lock.fill" : "lock.open"
default: return "power"
}
}
}

Envía notificaciones personalizadas al reloj.

import { CapgoWatch } from '@capgo/capacitor-watch';
class NotificationService {
async sendNotification(title: string, body: string, data?: any) {
const info = await CapgoWatch.getInfo();
if (info.isReachable) {
// Send immediately if watch is reachable
await CapgoWatch.sendMessage({
data: {
type: 'notification',
title,
body,
data,
timestamp: Date.now()
}
});
} else {
// Queue for later delivery
await CapgoWatch.transferUserInfo({
userInfo: {
type: 'notification',
title,
body,
data,
timestamp: Date.now()
}
});
}
}
async sendUrgentAlert(message: string) {
// Use sendMessage for urgent alerts (requires watch to be reachable)
const info = await CapgoWatch.getInfo();
if (!info.isReachable) {
console.warn('Watch not reachable for urgent alert');
return false;
}
await CapgoWatch.sendMessage({
data: {
type: 'urgentAlert',
message,
haptic: 'warning',
timestamp: Date.now()
}
});
return true;
}
}
// Usage
const notifications = new NotificationService();
// Regular notification (queued if watch unavailable)
await notifications.sendNotification(
'Order Update',
'Your order has shipped!',
{ orderId: '12345' }
);
// Urgent alert (requires watch to be active)
const sent = await notifications.sendUrgentAlert('Security alert: New login detected');

Mantén los datos sincronizados entre teléfono y reloj.

import { CapgoWatch } from '@capgo/capacitor-watch';
class DataSyncService {
private syncQueue: any[] = [];
private isSyncing = false;
async initialize() {
// Listen for sync requests from watch
await CapgoWatch.addListener('messageReceivedWithReply', async (event) => {
if (event.message.action === 'sync') {
const data = await this.getDataForSync(event.message.lastSyncTime);
await CapgoWatch.replyToMessage({
callbackId: event.callbackId,
data: { items: data, syncTime: Date.now() }
});
}
});
// Listen for data from watch
await CapgoWatch.addListener('userInfoReceived', (event) => {
this.handleWatchData(event.userInfo);
});
// Monitor connectivity for sync opportunities
await CapgoWatch.addListener('reachabilityChanged', (event) => {
if (event.isReachable && this.syncQueue.length > 0) {
this.processSyncQueue();
}
});
}
// Push important data to watch (guaranteed delivery)
async pushToWatch(data: any) {
await CapgoWatch.transferUserInfo({
userInfo: {
type: 'dataUpdate',
data,
timestamp: Date.now()
}
});
}
// Update shared state (latest value only)
async updateSharedState(state: any) {
await CapgoWatch.updateApplicationContext({
context: {
...state,
lastUpdated: Date.now()
}
});
}
// Queue data for sync when watch becomes available
queueForSync(data: any) {
this.syncQueue.push(data);
this.attemptSync();
}
private async attemptSync() {
const info = await CapgoWatch.getInfo();
if (info.isReachable) {
await this.processSyncQueue();
}
}
private async processSyncQueue() {
if (this.isSyncing || this.syncQueue.length === 0) return;
this.isSyncing = true;
while (this.syncQueue.length > 0) {
const item = this.syncQueue.shift();
await CapgoWatch.transferUserInfo({ userInfo: item });
}
this.isSyncing = false;
}
private async getDataForSync(lastSyncTime: number): Promise<any[]> {
// Return data modified since lastSyncTime
// This would query your database/API
return [];
}
private handleWatchData(data: any) {
console.log('Received from watch:', data);
// Process and save data from watch
}
}

Consejos para una buena práctica

Sección titulada “Buenas prácticas”
MétodoUso de casoDelivery
sendMessageInteractivo, sensible al tiempoInmediato (falla si es inalcanzable)
updateApplicationContextInteractivo, sensible al tiempoInmediato (falla si es inalcanzable)
transferUserInfoEstado de la aplicación actualSolo el valor más reciente
async function smartSend(data: any, important: boolean) {
const info = await CapgoWatch.getInfo();
if (info.isReachable) {
// Send immediately
await CapgoWatch.sendMessage({ data });
} else if (important) {
// Queue for later
await CapgoWatch.transferUserInfo({ userInfo: data });
} else {
// Update context (will be available when watch opens app)
await CapgoWatch.updateApplicationContext({ context: data });
}
}
// Bad - sending large objects
connector.sendMessage(["user": fullUserObject])
// Good - send only what's needed
connector.sendMessage([
"userId": user.id,
"name": user.displayName,
"avatarUrl": user.avatarUrl
])
import WatchKit
// Success feedback
WKInterfaceDevice.current().play(.success)
// Failure feedback
WKInterfaceDevice.current().play(.failure)
// Navigation feedback
WKInterfaceDevice.current().play(.click)
// Notification
WKInterfaceDevice.current().play(.notification)
class DataCache {
private let defaults = UserDefaults.standard
func save(_ data: [String: Any], forKey key: String) {
if let encoded = try? JSONSerialization.data(withJSONObject: data) {
defaults.set(encoded, forKey: key)
}
}
func load(forKey key: String) -> [String: Any]? {
guard let data = defaults.data(forKey: key),
let dict = try? JSONSerialization.jsonObject(with: data) as? [String: Any] else {
return nil
}
return dict
}
}

Si estás utilizando Ejemplos y Casos de Uso para planificar el trabajo de plugin nativo, conecte con Usando @capgo/capacitor-watch para la capacidad nativa en Usando @capgo/capacitor-watch Directorio de Plugins Capgo para el flujo de trabajo del producto en Directorio de Plugins Capgo Plugins Capacitor por Capgo para el detalle de implementación en Plugins Capacitor por Capgo Agregar o Actualizar Plugins para el detalle de implementación en Agregar o Actualizar Plugins, y Alternativas de Plugins de Ionic Enterprise para el flujo de trabajo del producto en Ionic Enterprise Plugin Alternatives.