feat: blocks widget v61 + OS widget

Bitkit.xcodeproj/project.pbxproj

@@ -108,6 +108,7 @@
 				"Extensions/LDKNode+AddressType.swift",
 				Extensions/PaymentDetails.swift,
 				Models/BlocktankNotificationType.swift,
+				Models/BlocksWidgetOptions.swift,
 				Models/LnPeer.swift,
 				Models/PubkyPublicKeyFormat.swift,
 				Models/Toast.swift,
@@ -173,10 +174,14 @@
 				Fonts/InterTight-Regular.ttf,
 				Constants/WidgetEnv.swift,
 				Fonts/InterTight-SemiBold.ttf,
+				Models/BlocksWidgetData.swift,
+				Models/BlocksWidgetFields.swift,
+				Models/BlocksWidgetOptions.swift,
 				Models/NewsWidgetData.swift,
 				Models/NewsWidgetOptions.swift,
 				Models/PriceWidgetData.swift,
 				Models/PriceWidgetOptions.swift,
+				Services/Widgets/BlocksHomeScreenWidgetOptionsStore.swift,
 				Services/Widgets/NewsHomeScreenWidgetOptionsStore.swift,
 				Services/Widgets/PriceHomeScreenWidgetOptionsStore.swift,
 				Styles/Colors.swift,

Bitkit/Components/Widgets/BlocksWidget.swift

@@ -1,34 +1,16 @@
 import SwiftUI
 
-/// Options for configuring the BlocksWidget
-struct BlocksWidgetOptions: Codable, Equatable {
-    var height: Bool = true
-    var time: Bool = true
-    var date: Bool = true
-    var transactionCount: Bool = false
-    var size: Bool = false
-    var weight: Bool = false
-    var difficulty: Bool = false
-    var hash: Bool = false
-    var merkleRoot: Bool = false
-    var showSource: Bool = false
-}
+// MARK: - Widget
 
-/// A widget that displays Bitcoin block information
+/// In-app Bitcoin Blocks widget (v61). Renders the wide layout — used inside the home feed
+/// and the wide carousel page on the preview screen.
 struct BlocksWidget: View {
-    /// Configuration options for the widget
     var options: BlocksWidgetOptions = .init()
-
-    /// Flag indicating if the widget is in editing mode
     var isEditing: Bool = false
-
-    /// Callback to signal when editing should end
     var onEditingEnd: (() -> Void)?
 
-    /// View model for handling block data
     @StateObject private var viewModel = BlocksViewModel.shared
 
-    /// Initialize the widget
     init(
         options: BlocksWidgetOptions = BlocksWidgetOptions(),
         isEditing: Bool = false,
@@ -39,96 +21,96 @@ struct BlocksWidget: View {
         self.onEditingEnd = onEditingEnd
     }
 
-    /// Mapping of block data keys to display labels
-    private let blocksMapping: [String: String] = [
-        "height": "Block",
-        "time": "Time",
-        "date": "Date",
-        "transactionCount": "Transactions",
-        "size": "Size",
-        "weight": "Weight",
-        "difficulty": "Difficulty",
-        "hash": "Hash",
-        "merkleRoot": "Merkle Root",
-    ]
-
     var body: some View {
         BaseWidget(
             type: .blocks,
             isEditing: isEditing,
             onEditingEnd: onEditingEnd
         ) {
-            VStack(spacing: 0) {
-                if viewModel.isLoading {
-                    WidgetContentBuilder.loadingView()
-                } else if viewModel.error != nil {
-                    WidgetContentBuilder.errorView(t("widgets__blocks__error"))
-                } else if let data = viewModel.blockData {
-                    VStack(spacing: 0) {
-                        // Display block data rows based on options
-                        ForEach(getDisplayableData(data), id: \.key) { item in
-                            HStack(spacing: 0) {
-                                HStack {
-                                    BodySSBText(item.label, textColor: .textSecondary)
-                                        .lineLimit(1)
-                                }
-                                .frame(maxWidth: .infinity, alignment: .leading)
-
-                                HStack {
-                                    BodyMSBText(item.value)
-                                        .lineLimit(1)
-                                        .truncationMode(.middle)
-                                }
-                                .frame(maxWidth: .infinity, alignment: .trailing)
-                            }
-                            .frame(minHeight: 28)
-                        }
-
-                        if options.showSource {
-                            WidgetContentBuilder.sourceRow(source: "mempool.space")
-                        }
-                    }
-                }
-            }
+            content
         }
-        .onAppear {
+        .task {
             viewModel.startUpdates()
         }
     }
 
-    /// Get displayable data based on current options
-    private func getDisplayableData(_ data: BlockData) -> [(key: String, label: String, value: String)] {
-        var items: [(key: String, label: String, value: String)] = []
-
-        if options.height {
-            items.append((key: "height", label: blocksMapping["height"]!, value: data.height))
-        }
-        if options.time {
-            items.append((key: "time", label: blocksMapping["time"]!, value: data.time))
-        }
-        if options.date {
-            items.append((key: "date", label: blocksMapping["date"]!, value: data.date))
+    @ViewBuilder
+    private var content: some View {
+        if viewModel.isLoading && viewModel.blockData == nil {
+            WidgetContentBuilder.loadingView()
+        } else if viewModel.error != nil && viewModel.blockData == nil {
+            WidgetContentBuilder.errorView(t("widgets__blocks__error"))
+        } else if let data = viewModel.blockData {
+            BlocksWidgetWideContent(data: data, options: options)
         }
-        if options.transactionCount {
-            items.append((key: "transactionCount", label: blocksMapping["transactionCount"]!, value: data.transactionCount))
-        }
-        if options.size {
-            items.append((key: "size", label: blocksMapping["size"]!, value: data.size))
-        }
-        if options.weight {
-            items.append((key: "weight", label: blocksMapping["weight"]!, value: data.weight))
-        }
-        if options.difficulty {
-            items.append((key: "difficulty", label: blocksMapping["difficulty"]!, value: data.difficulty))
-        }
-        if options.hash {
-            items.append((key: "hash", label: blocksMapping["hash"]!, value: data.hash))
+    }
+}
+
+// MARK: - Wide layout (in-app + 343-wide carousel page + .systemMedium / .systemLarge OS widget)
+
+struct BlocksWidgetWideContent: View {
+    let data: CachedBlock
+    let options: BlocksWidgetOptions
+
+    var body: some View {
+        VStack(alignment: .leading, spacing: 12) {
+            ForEach(options.enabledFields, id: \.self) { field in
+                BlocksWidgetWideRow(field: field, value: field.value(from: data))
+            }
         }
-        if options.merkleRoot {
-            items.append((key: "merkleRoot", label: blocksMapping["merkleRoot"]!, value: data.merkleRoot))
+        .frame(maxWidth: .infinity, alignment: .leading)
+    }
+}
+
+private struct BlocksWidgetWideRow: View {
+    let field: BlocksWidgetField
+    let value: String
+
+    var body: some View {
+        HStack(alignment: .center, spacing: 8) {
+            Image(field.iconName)
+                .resizable()
+                .renderingMode(.template)
+                .foregroundColor(.brandAccent)
+                .frame(width: 20, height: 20)
+
+            BodyMText(field.label, textColor: .white80)
+                .lineLimit(1)
+                .frame(maxWidth: .infinity, alignment: .leading)
+
+            BodyMSBText(value)
+                .lineLimit(1)
+                .truncationMode(.middle)
         }
+    }
+}
+
+// MARK: - Compact layout (small carousel preview + 163×192 OS small widget)
 
-        return items
+struct BlocksWidgetCompactContent: View {
+    let data: CachedBlock
+    let options: BlocksWidgetOptions
+
+    var body: some View {
+        VStack(alignment: .leading, spacing: 16) {
+            ForEach(options.enabledFields, id: \.self) { field in
+                HStack(alignment: .center, spacing: 8) {
+                    Image(field.iconName)
+                        .resizable()
+                        .renderingMode(.template)
+                        .foregroundColor(.brandAccent)
+                        .frame(width: 20, height: 20)
+
+                    BodySSBText(field.value(from: data))
+                        .lineLimit(1)
+                        .truncationMode(.middle)
+                }
+            }
+        }
+        .padding(16)
+        .frame(maxWidth: .infinity, maxHeight: .infinity, alignment: .topLeading)
+        .background(Color.gray6)
+        .cornerRadius(16)
     }
 }
 

Bitkit/MainNavView.swift

@@ -443,6 +443,8 @@ struct MainNavView: View {
                         PriceWidgetPreviewView()
                     case .news:
                         NewsWidgetPreviewView()
+                    case .blocks:
+                        BlocksWidgetPreviewView()
                     default:
                         WidgetDetailView(id: widgetType)
                     }

Bitkit/Models/BlocksWidgetData.swift

@@ -0,0 +1,43 @@
+import Foundation
+
+/// Persistable representation of the latest mined block, shared between the main app and the
+/// widget extension via the App Group. Strings are pre-formatted by the main-app `BlocksService`
+/// so the widget extension can render without re-running locale-sensitive formatting.
+struct CachedBlock: Codable, Equatable {
+    let height: String
+    let time: String
+    let date: String
+    let transactionCount: String
+    let size: String
+    let fees: String
+}
+
+/// Cache reader/writer used by both the main app and the widget extension.
+enum BlocksWidgetCache {
+    static let appGroupSuiteName = "group.bitkit"
+    private static let latestKey = "blocks_widget_latest_v1"
+    private static let legacyStandardKey = "blocks_widget_cache"
+
+    private static func defaults() -> UserDefaults {
+        UserDefaults(suiteName: appGroupSuiteName) ?? .standard
+    }
+
+    static func saveLatest(_ block: CachedBlock) {
+        guard let encoded = try? JSONEncoder().encode(block) else { return }
+        defaults().set(encoded, forKey: latestKey)
+    }
+
+    static func loadLatest() -> CachedBlock? {
+        guard let data = defaults().data(forKey: latestKey),
+              let decoded = try? JSONDecoder().decode(CachedBlock.self, from: data)
+        else {
+            return nil
+        }
+        return decoded
+    }
+
+    /// One-time cleanup of the pre-App-Group cache that lived in `UserDefaults.standard`.
+    static func legacyDropStandardSuiteCache() {
+        UserDefaults.standard.removeObject(forKey: legacyStandardKey)
+    }
+}

Bitkit/Models/BlocksWidgetFields.swift

@@ -0,0 +1,67 @@
+import Foundation
+
+/// Ordered field set used by the v61 Blocks widget.
+///
+/// Shared between the main app and the WidgetKit extension via the App Group target membership.
+/// Labels are intentionally hardcoded English to avoid reaching into the main app's
+/// `LocalizeHelpers` from the widget extension.
+enum BlocksWidgetField: String, CaseIterable {
+    case height
+    case time
+    case date
+    case transactionCount
+    case size
+    case fees
+
+    var label: String {
+        switch self {
+        case .height: return "Block"
+        case .time: return "Time"
+        case .date: return "Date"
+        case .transactionCount: return "Transactions"
+        case .size: return "Size"
+        case .fees: return "Fees"
+        }
+    }
+
+    /// Asset name for the brand-orange icon used in both the wide and compact layouts.
+    var iconName: String {
+        switch self {
+        case .height: return "cube"
+        case .time: return "clock"
+        case .date: return "calendar"
+        case .transactionCount: return "arrow-up-down"
+        case .size: return "file-text"
+        case .fees: return "coins"
+        }
+    }
+
+    func isEnabled(in options: BlocksWidgetOptions) -> Bool {
+        switch self {
+        case .height: return options.height
+        case .time: return options.time
+        case .date: return options.date
+        case .transactionCount: return options.transactionCount
+        case .size: return options.size
+        case .fees: return options.fees
+        }
+    }
+
+    func value(from data: CachedBlock) -> String {
+        switch self {
+        case .height: return data.height
+        case .time: return data.time
+        case .date: return data.date
+        case .transactionCount: return data.transactionCount
+        case .size: return data.size
+        case .fees: return data.fees
+        }
+    }
+}
+
+extension BlocksWidgetOptions {
+    /// All enabled fields in declared order.
+    var enabledFields: [BlocksWidgetField] {
+        BlocksWidgetField.allCases.filter { $0.isEnabled(in: self) }
+    }
+}