mirror of
https://github.com/mastodon/mastodon-ios.git
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155 lines
5.3 KiB
Swift
155 lines
5.3 KiB
Swift
// Copyright © 2023 Mastodon gGmbH. All rights reserved.
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import WidgetKit
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import SwiftUI
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import Intents
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import MastodonSDK
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import MastodonLocalization
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import MastodonCore
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struct LatestFollowersWidgetProvider: IntentTimelineProvider {
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func placeholder(in context: Context) -> LatestFollowersEntry {
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.placeholder
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}
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func getSnapshot(for configuration: LatestFollowersIntent, in context: Context, completion: @escaping (LatestFollowersEntry) -> ()) {
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loadCurrentEntry(for: configuration, in: context, completion: completion)
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}
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func getTimeline(for configuration: LatestFollowersIntent, in context: Context, completion: @escaping (Timeline<LatestFollowersEntry>) -> ()) {
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loadCurrentEntry(for: configuration, in: context) { entry in
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completion(Timeline(entries: [entry], policy: .after(.now)))
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}
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}
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}
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struct LatestFollowersEntry: TimelineEntry {
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let date: Date
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let accounts: [LatestFollowersEntryAccountable]?
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let configuration: LatestFollowersIntent
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static var placeholder: Self {
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LatestFollowersEntry(
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date: .now,
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accounts: [
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LatestFollowersEntryAccount(
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note: "Just another Mastodon user",
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displayNameWithFallback: "Mastodon",
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acct: "mastodon",
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avatarImage: UIImage(named: "missingAvatar")!,
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domain: "mastodon"
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),
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LatestFollowersEntryAccount(
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note: "Yet another Mastodon user",
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displayNameWithFallback: "Mastodon",
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acct: "mastodon",
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avatarImage: UIImage(named: "missingAvatar")!,
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domain: "mastodon"
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)
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],
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configuration: LatestFollowersIntent()
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)
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}
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static var unconfigured: Self {
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LatestFollowersEntry(
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date: .now,
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accounts: nil,
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configuration: LatestFollowersIntent()
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)
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}
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}
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struct LatestFollowersWidget: Widget {
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private var availableFamilies: [WidgetFamily] {
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return [.systemSmall, .systemMedium]
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}
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var body: some WidgetConfiguration {
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IntentConfiguration(kind: "Latest followers", intent: LatestFollowersIntent.self, provider: LatestFollowersWidgetProvider()) { entry in
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LatestFollowersWidgetView(entry: entry)
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}
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.configurationDisplayName(L10n.Widget.LatestFollowers.configurationDisplayName)
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.description(L10n.Widget.LatestFollowers.configurationDescription)
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.supportedFamilies(availableFamilies)
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.contentMarginsDisabled() // Disable excessive margins (only effective for iOS >= 17.0
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}
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}
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private extension LatestFollowersWidgetProvider {
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func loadCurrentEntry(for configuration: LatestFollowersIntent, in context: Context, completion: @escaping (LatestFollowersEntry) -> Void) {
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Task { @MainActor in
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AuthenticationServiceProvider.shared.restore()
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guard
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let authBox = WidgetExtension.appContext
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.authenticationService
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.mastodonAuthenticationBoxes
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.first
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else {
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guard !context.isPreview else {
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return completion(.placeholder)
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}
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return completion(.unconfigured)
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}
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var accounts = [LatestFollowersEntryAccountable]()
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let followers = try await WidgetExtension.appContext
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.apiService
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.followers(userID: authBox.userID, maxID: nil, authenticationBox: authBox)
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.value
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.prefix(2) // X most recent followers
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for follower in followers {
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let imageData = try await URLSession.shared.data(from: follower.avatarImageURLWithFallback(domain: authBox.domain)).0
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accounts.append(
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LatestFollowersEntryAccount(
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note: follower.note,
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displayNameWithFallback: follower.displayNameWithFallback,
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acct: follower.acct,
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avatarImage: UIImage(data: imageData) ?? UIImage(named: "missingAvatar")!,
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domain: authBox.domain
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)
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)
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}
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let entry = LatestFollowersEntry(
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date: Date(),
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accounts: accounts,
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configuration: configuration
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)
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completion(entry)
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}
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}
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}
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protocol LatestFollowersEntryAccountable {
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var note: String { get }
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var displayNameWithFallback: String { get }
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var acct: String { get }
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var avatarImage: UIImage { get }
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var domain: String { get }
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}
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struct LatestFollowersEntryAccount: LatestFollowersEntryAccountable {
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let note: String
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let displayNameWithFallback: String
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let acct: String
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let avatarImage: UIImage
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let domain: String
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static func from(mastodonAccount: Mastodon.Entity.Account, domain: String, avatarImage: UIImage) -> Self {
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LatestFollowersEntryAccount(
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note: mastodonAccount.header,
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displayNameWithFallback: mastodonAccount.displayNameWithFallback,
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acct: mastodonAccount.acct,
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avatarImage: avatarImage,
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domain: domain
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)
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}
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}
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