Files
Client/ios/Runner/SceneDelegate.swift
T

57 lines
2.2 KiB
Swift

import Flutter
import UIKit
import receive_sharing_intent
// FlutterSceneDelegate has a fallback that forwards URL events to plugins
// registered via addApplicationDelegate, but the fallback is best-effort and
// has not always fired in our setup. This subclass forwards URLs explicitly
// to receive_sharing_intent so cold-start and warm shares both reach Dart.
class SceneDelegate: FlutterSceneDelegate {
override func scene(
_ scene: UIScene,
willConnectTo session: UISceneSession,
options connectionOptions: UIScene.ConnectionOptions
) {
super.scene(scene, willConnectTo: session, options: connectionOptions)
var handledShare = false
for context in connectionOptions.urlContexts where isShareUrl(context.url) {
_ = ReceiveSharingIntentPlugin.instance.application(
UIApplication.shared,
didFinishLaunchingWithOptions: [UIApplication.LaunchOptionsKey.url: context.url]
)
handledShare = true
}
if handledShare { clearSharedPayload() }
}
override func scene(_ scene: UIScene, openURLContexts URLContexts: Set<UIOpenURLContext>) {
let shares = URLContexts.filter { isShareUrl($0.url) }
for context in shares {
_ = ReceiveSharingIntentPlugin.instance.application(
UIApplication.shared,
open: context.url,
options: [:]
)
}
if !shares.isEmpty { clearSharedPayload() }
let others = URLContexts.subtracting(shares)
if !others.isEmpty { super.scene(scene, openURLContexts: others) }
}
private func isShareUrl(_ url: URL) -> Bool {
ReceiveSharingIntentPlugin.instance.hasMatchingSchemePrefix(url: url)
}
// The plugin keeps the payload in memory once read but never removes it
// from the App Group defaults. The Share Extension opens the app twice per
// share and a scene reconnect replays the URL, so every later delivery
// would publish the finished share again.
private func clearSharedPayload() {
let groupId = Bundle.main.object(forInfoDictionaryKey: "AppGroupId") as? String
let defaults = UserDefaults(
suiteName: groupId ?? "group.\(Bundle.main.bundleIdentifier ?? "")")
defaults?.removeObject(forKey: "ShareKey")
defaults?.removeObject(forKey: "ShareMessageKey")
}
}