add glucose graph in dynamic island....WiP

FreeAPS/Sources/Services/LiveActivity/LiveActitiyShared.swift

@@ -7,6 +7,7 @@ struct LiveActivityAttributes: ActivityAttributes {
         let trendSystemImage: String?
         let change: String
         let date: Date
+        let chart: [Int?]
     }
 
     let startDate: Date

FreeAPS/Sources/Services/LiveActivity/LiveActivityBridge.swift

@@ -21,7 +21,7 @@ extension LiveActivityAttributes.ContentState {
             .string(from: mmol ? value.asMmolL as NSNumber : NSNumber(value: value))!
     }
 
-    init?(new bg: BloodGlucose, prev: BloodGlucose?, mmol: Bool) {
+    init?(new bg: BloodGlucose, prev: BloodGlucose?, mmol: Bool, chart: [BloodGlucose]) {
         guard let glucose = bg.glucose,
               bg.dateString.timeIntervalSinceNow > -TimeInterval(minutes: 6)
         else {
@@ -62,7 +62,9 @@ extension LiveActivityAttributes.ContentState {
             Self.formatGlucose(glucose - $0, mmol: mmol, forceSign: true)
         }) ?? ""
 
-        self.init(bg: formattedBG, trendSystemImage: trendString, change: change, date: bg.dateString)
+        let chartBG = chart.map(\.glucose)
+
+        self.init(bg: formattedBG, trendSystemImage: trendString, change: change, date: bg.dateString, chart: chartBG)
     }
 }
 
@@ -194,10 +196,12 @@ extension LiveActivityBridge: GlucoseObserver {
             self.latestGlucose = glucose.last
         }
 
+        let last200Glucose = Array(glucose.suffix(200))
+
         guard let bg = glucose.last, let content = LiveActivityAttributes.ContentState(
             new: bg,
             prev: latestGlucose,
-            mmol: settings.units == .mmolL
+            mmol: settings.units == .mmolL, chart: last200Glucose
         ) else {
             // no bg or value stale. Don't update the activity if there already is one, just let it turn stale so that it can still be used once current bg is available again
             return

LiveActivity/LiveActivity.swift

@@ -1,4 +1,5 @@
 import ActivityKit
+import Charts
 import SwiftUI
 import WidgetKit
 
@@ -41,6 +42,35 @@ struct LiveActivity: Widget {
         }
     }
 
+//
+//    @ViewBuilder func chart(context: ActivityViewContext<LiveActivityAttributes>) -> some View {
+//        if context.isStale {
+//            Text("--")
+//        } else {
+//            Chart {
+//                PointMark(
+//                    x: .value("Time", context.state.chart.count),
+//                    y: .value("Value", context.state.chart.count)
+//                )
+//            }
+//        }
+//    }
+
+    @ViewBuilder func chart(context: ActivityViewContext<LiveActivityAttributes>) -> some View {
+        if context.isStale {
+            Text("--")
+        } else {
+            Chart {
+                ForEach(context.state.chart.indices, id: \.self) { index in
+                    PointMark(
+                        x: .value("Time", index),
+                        y: .value("Value", context.state.chart[index] ?? 0)
+                    )
+                }
+            }
+        }
+    }
+
     var body: some WidgetConfiguration {
         ActivityConfiguration(for: LiveActivityAttributes.self) { context in
             // Lock screen/banner UI goes here
@@ -51,6 +81,7 @@ struct LiveActivity: Widget {
                 VStack(alignment: .trailing, spacing: 5) {
                     changeLabel(context: context).font(.title3)
                     updatedLabel(context: context).font(.caption).foregroundStyle(.black.opacity(0.7))
+                    chart(context: context)
                 }
             }
             .privacySensitive()
@@ -76,6 +107,7 @@ struct LiveActivity: Widget {
                 DynamicIslandExpandedRegion(.bottom) {
                     updatedLabel(context: context).font(.caption).foregroundStyle(Color.secondary)
                         .padding(.bottom, 5)
+                    chart(context: context)
                 }
             } compactLeading: {
                 HStack(spacing: 1) {
@@ -92,20 +124,20 @@ struct LiveActivity: Widget {
     }
 }
 
-private extension LiveActivityAttributes {
-    static var preview: LiveActivityAttributes {
-        LiveActivityAttributes(startDate: Date())
-    }
-}
-
-private extension LiveActivityAttributes.ContentState {
-    static var test: LiveActivityAttributes.ContentState {
-        LiveActivityAttributes.ContentState(bg: "100", trendSystemImage: "arrow.right", change: "+2", date: Date())
-    }
-}
-
-#Preview("Notification", as: .content, using: LiveActivityAttributes.preview) {
-    LiveActivity()
-} contentStates: {
-    LiveActivityAttributes.ContentState.test
-}
+// private extension LiveActivityAttributes {
+//    static var preview: LiveActivityAttributes {
+//        LiveActivityAttributes(startDate: Date())
+//    }
+// }
+//
+// private extension LiveActivityAttributes.ContentState {
+//    static var test: LiveActivityAttributes.ContentState {
+//        LiveActivityAttributes.ContentState(bg: "100", trendSystemImage: "arrow.right", change: "+2", date: Date())
+//    }
+// }
+//
+// #Preview("Notification", as: .content, using: LiveActivityAttributes.preview) {
+//    LiveActivity()
+// } contentStates: {
+//    LiveActivityAttributes.ContentState.test
+// }