50 lines
1.6 KiB
Swift
50 lines
1.6 KiB
Swift
//
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// NotificationService.swift
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// NotificationService
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//
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// Created by Matias Carulli on 5/7/26.
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//
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import UserNotifications
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class NotificationService: UNNotificationServiceExtension {
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var contentHandler: ((UNNotificationContent) -> Void)?
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var bestAttemptContent: UNMutableNotificationContent?
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override func didReceive(_ request: UNNotificationRequest, withContentHandler contentHandler: @escaping (UNNotificationContent) -> Void) {
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self.contentHandler = contentHandler
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bestAttemptContent = (request.content.mutableCopy() as? UNMutableNotificationContent)
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guard
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let content = bestAttemptContent,
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let imageUrlString = request.content.userInfo["imageUrl"] as? String,
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let imageUrl = URL(string: imageUrlString)
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else {
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contentHandler(request.content)
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return
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}
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URLSession.shared.downloadTask(with: imageUrl) { location, _, error in
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defer { contentHandler(content) }
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guard let location = location, error == nil else { return }
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let tmpFile = URL(fileURLWithPath: NSTemporaryDirectory())
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.appendingPathComponent(imageUrl.lastPathComponent)
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try? FileManager.default.moveItem(at: location, to: tmpFile)
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if let attachment = try? UNNotificationAttachment(identifier: "avatar", url: tmpFile) {
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content.attachments = [attachment]
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}
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}.resume()
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}
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override func serviceExtensionTimeWillExpire() {
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if let contentHandler = contentHandler, let content = bestAttemptContent {
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contentHandler(content)
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}
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}
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}
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