fix x axis for glucose graph in dynamic island

FreeAPS/Sources/Services/LiveActivity/LiveActitiyShared.swift

@@ -8,6 +8,7 @@ struct LiveActivityAttributes: ActivityAttributes {
         let change: String
         let date: Date
         let chart: [Int?]
+        let chartDate: [Date?]
     }
 
     let startDate: Date

FreeAPS/Sources/Services/LiveActivity/LiveActivityBridge.swift

@@ -63,8 +63,16 @@ extension LiveActivityAttributes.ContentState {
         }) ?? ""
 
         let chartBG = chart.map(\.glucose)
-
-        self.init(bg: formattedBG, trendSystemImage: trendString, change: change, date: bg.dateString, chart: chartBG)
+        let chartDate = chart.map(\.dateString)
+
+        self.init(
+            bg: formattedBG,
+            trendSystemImage: trendString,
+            change: change,
+            date: bg.dateString,
+            chart: chartBG,
+            chartDate: chartDate
+        )
     }
 }
 
@@ -196,12 +204,13 @@ extension LiveActivityBridge: GlucoseObserver {
             self.latestGlucose = glucose.last
         }
 
-        let last200Glucose = Array(glucose.suffix(200))
+        let last72Glucose = Array(glucose.dropLast().suffix(72))
 
         guard let bg = glucose.last, let content = LiveActivityAttributes.ContentState(
             new: bg,
             prev: latestGlucose,
-            mmol: settings.units == .mmolL, chart: last200Glucose
+            mmol: settings.units == .mmolL,
+            chart: last72Glucose
         ) 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

@@ -42,30 +42,16 @@ 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),
+                    LineMark(
+                        x: .value("Time", context.state.chartDate[index] ?? Date()),
                         y: .value("Value", context.state.chart[index] ?? 0)
-                    )
+                    ).foregroundStyle(Color.blue.gradient).symbolSize(12)
                 }
             }
         }