Files
Client/ios/TimetableWidgetExtension/TimetableWidgetExtension.swift

139 lines
4.2 KiB
Swift

import SwiftUI
import WidgetKit
@main
struct MarianumWidgetBundle: WidgetBundle {
var body: some Widget {
TimetableDayWidget()
TimetableWeekWidget()
}
}
// MARK: - Day widget
struct TimetableDayWidget: Widget {
let kind: String = "TimetableDayWidget"
var body: some WidgetConfiguration {
StaticConfiguration(kind: kind, provider: TimetableDayProvider()) { entry in
TimetableDayView(entry: entry).widgetContainerBackground()
}
.configurationDisplayName("Marianum · Heute")
.description("Stundenplan und Vertretungen für den anstehenden Schultag.")
.supportedFamilies([.systemSmall, .systemMedium, .systemLarge])
}
}
struct TimetableDayProvider: TimelineProvider {
func placeholder(in context: Context) -> TimetableEntry {
TimetableEntry.placeholder()
}
func getSnapshot(in context: Context, completion: @escaping (TimetableEntry) -> Void) {
completion(TimetableEntry.current(variant: .day))
}
func getTimeline(
in context: Context,
completion: @escaping (Timeline<TimetableEntry>) -> Void
) {
let entry = TimetableEntry.current(variant: .day)
// 30 min mirrors the Dart workmanager cadence. iOS treats this as
// advisory; the "Stand:" label tells the user when data is stale.
let next = Calendar.current.date(byAdding: .minute, value: 30, to: Date()) ?? Date()
completion(Timeline(entries: [entry], policy: .after(next)))
}
}
// MARK: - Week widget
struct TimetableWeekWidget: Widget {
let kind: String = "TimetableWeekWidget"
var body: some WidgetConfiguration {
StaticConfiguration(kind: kind, provider: TimetableWeekProvider()) { entry in
TimetableWeekView(entry: entry).widgetContainerBackground()
}
.configurationDisplayName("Marianum · Woche")
.description("Stundenplan und Vertretungen für die ganze Schulwoche.")
.supportedFamilies([.systemMedium, .systemLarge, .systemExtraLarge])
}
}
struct TimetableWeekProvider: TimelineProvider {
func placeholder(in context: Context) -> TimetableEntry {
TimetableEntry.placeholder()
}
func getSnapshot(in context: Context, completion: @escaping (TimetableEntry) -> Void) {
completion(TimetableEntry.current(variant: .week))
}
func getTimeline(
in context: Context,
completion: @escaping (Timeline<TimetableEntry>) -> Void
) {
let entry = TimetableEntry.current(variant: .week)
let next = Calendar.current.date(byAdding: .minute, value: 30, to: Date()) ?? Date()
completion(Timeline(entries: [entry], policy: .after(next)))
}
}
// MARK: - Entry
enum TimetableVariant { case day, week }
struct TimetableEntry: TimelineEntry {
let date: Date
let variant: TimetableVariant
let data: WidgetTimetableData?
let isLoggedIn: Bool
let themeMode: String
static func placeholder() -> TimetableEntry {
TimetableEntry(
date: Date(),
variant: .day,
data: nil,
isLoggedIn: true,
themeMode: "system"
)
}
static func current(variant: TimetableVariant) -> TimetableEntry {
let isLoggedIn = WidgetDataLoader.isLoggedIn()
let data = isLoggedIn
? (variant == .day ? WidgetDataLoader.loadDay() : WidgetDataLoader.loadWeek())
: nil
return TimetableEntry(
date: Date(),
variant: variant,
data: data,
isLoggedIn: isLoggedIn,
themeMode: WidgetDataLoader.themeMode()
)
}
}
extension View {
@ViewBuilder
func widgetThemeOverride(_ mode: String) -> some View {
switch mode {
case "light": self.environment(\.colorScheme, .light)
case "dark": self.environment(\.colorScheme, .dark)
default: self
}
}
/// `.containerBackground(_:for:)` is iOS 17+. Older iOS uses the
/// implicit `.background(...)` model and renders fine without it.
@ViewBuilder
func widgetContainerBackground() -> some View {
if #available(iOS 17.0, *) {
self.containerBackground(.fill.tertiary, for: .widget)
} else {
self
}
}
}