88 lines
3.1 KiB
Swift
88 lines
3.1 KiB
Swift
//
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// ContentView.swift
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// meterios-watch
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//
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// (c) 2025 Martin "maride" Dessauer
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//
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import SwiftUI
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struct ContentView: View {
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@EnvironmentObject var wcMgr: WCManager
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@State private var favouriteDrinks: Array<Drink> = []
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@State private var availableDrinks: Array<Drink> = []
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@State private var showUpdateError: Bool = false
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@State private var updateError: String = ""
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@State private var updateErrorCount: Int = 0
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// update performs a full update from the paired device, covering connection info (user ID and backend address) and list of drinks
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func update() {
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if updateErrorCount >= 3 {
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showUpdateError = true
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updateErrorCount = 0
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return
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}
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// Update drinks list from paired device
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wcMgr.requestDrinksList(
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replyHandler: { favDrinks, availDrinks in
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// Drinks received from backend
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self.favouriteDrinks = favDrinks
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self.availableDrinks = availDrinks
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showUpdateError = false
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}, errorHandler: { error in
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// Error receiving drinks
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print("Error receiving drinks: \(error)")
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updateError = error?.localizedDescription ?? "Unknown error"
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updateErrorCount += 1
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update()
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}
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)
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}
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var body: some View {
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ZStack {
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if favouriteDrinks.count + availableDrinks.count > 0 {
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NavigationView {
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List() {
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// Drinks
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Section(String(localized: "FAVOURITES")) {
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ForEach(favouriteDrinks) { drink in
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NavigationLink(drink.name) {
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DrinkDetailView(drink: drink)
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}
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}
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}
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Section(String(localized: "DRINKS")) {
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ForEach(availableDrinks) { drink in
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NavigationLink(drink.name) {
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DrinkDetailView(drink: drink)
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}
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}
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}
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// Controls
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Section {
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Button(String(localized: "REFRESH")) {
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favouriteDrinks = []
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availableDrinks = []
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update()
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}
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}
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}
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}
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} else {
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ProgressView()
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}
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}
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.onAppear(perform: update)
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// Alert to communicate an error in communication with the paired device
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.alert(String(localized: "CONNECTION_ERROR"), isPresented: $showUpdateError) {
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Text(updateError).tint(.red).font(.footnote)
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Button(String(localized: "RETRY"), systemImage: "arrow.clockwise", action: update)
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}
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}
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}
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