From f805796af9d0ba3b34c2ffb992775404ebb54616 Mon Sep 17 00:00:00 2001
From: Garth Vander Houwen <garthvh@yahoo.com>
Date: Sun, 19 Mar 2023 11:28:01 -0700
Subject: [PATCH] Breadcrumb lines for today for node details

---
 .../Views/Map/Custom/MapViewSwiftUI.swift     | 93 +++++++++++--------
 Meshtastic/Views/Nodes/NodeDetail.swift       |  2 +-
 Meshtastic/Views/Nodes/NodeMap.swift          |  1 +
 3 files changed, 58 insertions(+), 38 deletions(-)

diff --git a/Meshtastic/Views/Map/Custom/MapViewSwiftUI.swift b/Meshtastic/Views/Map/Custom/MapViewSwiftUI.swift
index 46a6d070..f208339d 100644
--- a/Meshtastic/Views/Map/Custom/MapViewSwiftUI.swift
+++ b/Meshtastic/Views/Map/Custom/MapViewSwiftUI.swift
@@ -21,7 +21,7 @@ struct MapViewSwiftUI: UIViewRepresentable {
 	let mapViewType: MKMapType
 	let userTrackingMode: MKUserTrackingMode
 	let centeringMode: CenteringMode
-
+	let showBreadcrumbLines: Bool
 	let centerOnPositionsOnly: Bool
 	@AppStorage("meshMapRecentering") private var recenter: Bool = false
 
@@ -120,6 +120,16 @@ struct MapViewSwiftUI: UIViewRepresentable {
 			DispatchQueue.main.async {
 				self.presentCustomMapOverlayHash = self.customMapOverlay
 				self.loadedLastUpdatedLocalMapFile = self.lastUpdatedLocalMapFile
+				
+				if showBreadcrumbLines {
+					let nodePositions = positions.filter { $0.time! > Calendar.current.startOfDay(for: Date()) }
+					let lineCoords = nodePositions.map ({
+						(position) -> CLLocationCoordinate2D in
+						return position.nodeCoordinate!
+					})
+					let polyline = MKPolyline(coordinates: lineCoords, count: nodePositions.count)
+					mapView.addOverlay(polyline)
+				}
 			}
 		}
 
@@ -334,45 +344,54 @@ struct MapViewSwiftUI: UIViewRepresentable {
 
 		public func mapView(_ mapView: MKMapView, rendererFor overlay: MKOverlay) -> MKOverlayRenderer {
 
-			if let index = self.overlays.firstIndex(where: { overlay_ in overlay_.shape.hash == overlay.hash }) {
+//			if let index = self.overlays.firstIndex(where: { overlay_ in overlay_.shape.hash == overlay.hash }) {
 
-				let unwrappedOverlay = self.overlays[index]
-				if let circleOverlay = unwrappedOverlay.shape as? MKCircle {
-					let renderer = MKCircleRenderer(circle: circleOverlay)
-					renderer.fillColor = unwrappedOverlay.fillColor
-					renderer.strokeColor = unwrappedOverlay.strokeColor
-					renderer.lineWidth = unwrappedOverlay.lineWidth
-					return renderer
-				} else if let polygonOverlay = unwrappedOverlay.shape as? MKPolygon {
-					let renderer = MKPolygonRenderer(polygon: polygonOverlay)
-					renderer.fillColor = unwrappedOverlay.fillColor
-					renderer.strokeColor = unwrappedOverlay.strokeColor
-					renderer.lineWidth = unwrappedOverlay.lineWidth
-					return renderer
-				} else if let multiPolygonOverlay = unwrappedOverlay.shape as? MKMultiPolygon {
-					let renderer = MKMultiPolygonRenderer(multiPolygon: multiPolygonOverlay)
-					renderer.fillColor = unwrappedOverlay.fillColor
-					renderer.strokeColor = unwrappedOverlay.strokeColor
-					renderer.lineWidth = unwrappedOverlay.lineWidth
-					return renderer
-				} else if let polyLineOverlay = unwrappedOverlay.shape as? MKPolyline {
-					let renderer = MKPolylineRenderer(polyline: polyLineOverlay)
-					renderer.fillColor = unwrappedOverlay.fillColor
-					renderer.strokeColor = unwrappedOverlay.strokeColor
-					renderer.lineWidth = unwrappedOverlay.lineWidth
-					return renderer
-				} else if let multiPolylineOverlay = unwrappedOverlay.shape as? MKMultiPolyline {
-					let renderer = MKMultiPolylineRenderer(multiPolyline: multiPolylineOverlay)
-					renderer.fillColor = unwrappedOverlay.fillColor
-					renderer.strokeColor = unwrappedOverlay.strokeColor
-					renderer.lineWidth = unwrappedOverlay.lineWidth
-					return renderer
-				} else {
-					return MKOverlayRenderer()
-				}
-			} else if let tileOverlay = overlay as? MKTileOverlay {
+//				let unwrappedOverlay = self.overlays[index]
+//				if let circleOverlay = unwrappedOverlay.shape as? MKCircle {
+//					let renderer = MKCircleRenderer(circle: circleOverlay)
+//					renderer.fillColor = unwrappedOverlay.fillColor
+//					renderer.strokeColor = unwrappedOverlay.strokeColor
+//					renderer.lineWidth = unwrappedOverlay.lineWidth
+//					return renderer
+//				} else
+//				if let polygonOverlay = unwrappedOverlay.shape as? MKPolygon {
+//					let renderer = MKPolygonRenderer(polygon: polygonOverlay)
+//					renderer.fillColor = unwrappedOverlay.fillColor
+//					renderer.strokeColor = unwrappedOverlay.strokeColor
+//					renderer.lineWidth = unwrappedOverlay.lineWidth
+//					return renderer
+//				} else if let multiPolygonOverlay = unwrappedOverlay.shape as? MKMultiPolygon {
+//					let renderer = MKMultiPolygonRenderer(multiPolygon: multiPolygonOverlay)
+//					renderer.fillColor = unwrappedOverlay.fillColor
+//					renderer.strokeColor = unwrappedOverlay.strokeColor
+//					renderer.lineWidth = unwrappedOverlay.lineWidth
+//					return renderer
+//				} else if let polyLineOverlay = unwrappedOverlay.shape as? MKPolyline {
+//					let renderer = MKPolylineRenderer(polyline: polyLineOverlay)
+//					renderer.fillColor = unwrappedOverlay.fillColor
+//					renderer.strokeColor = unwrappedOverlay.strokeColor
+//					renderer.lineWidth = unwrappedOverlay.lineWidth
+//					return renderer
+//				} else if let multiPolylineOverlay = unwrappedOverlay.shape as? MKMultiPolyline {
+//					let renderer = MKMultiPolylineRenderer(multiPolyline: multiPolylineOverlay)
+//					renderer.fillColor = unwrappedOverlay.fillColor
+//					renderer.strokeColor = unwrappedOverlay.strokeColor
+//					renderer.lineWidth = unwrappedOverlay.lineWidth
+//					return renderer
+//				}
+//				else {
+//					return MKOverlayRenderer()
+//				}
+//			} else
+				if let tileOverlay = overlay as? MKTileOverlay {
 				return MKTileOverlayRenderer(tileOverlay: tileOverlay)
 			} else {
+				if let routePolyline = overlay as? MKPolyline {
+				  let renderer = MKPolylineRenderer(polyline: routePolyline)
+				  renderer.strokeColor = UIColor.systemBlue
+				  renderer.lineWidth = 5
+				  return renderer
+				}
 				return MKOverlayRenderer()
 			}
 		}
diff --git a/Meshtastic/Views/Nodes/NodeDetail.swift b/Meshtastic/Views/Nodes/NodeDetail.swift
index d914ec74..c5cafe02 100644
--- a/Meshtastic/Views/Nodes/NodeDetail.swift
+++ b/Meshtastic/Views/Nodes/NodeDetail.swift
@@ -71,10 +71,10 @@ struct NodeDetail: View {
 									mapViewType: mapType,
 									userTrackingMode: MKUserTrackingMode.none,
 									centeringMode: .allPositions,
+									showBreadcrumbLines: true,
 									centerOnPositionsOnly: true,
 									customMapOverlay: self.customMapOverlay,
 									overlays: self.overlays
-
 								)
 								VStack(alignment: .leading) {
 									Spacer()
diff --git a/Meshtastic/Views/Nodes/NodeMap.swift b/Meshtastic/Views/Nodes/NodeMap.swift
index 3a9d3de5..7dbad566 100644
--- a/Meshtastic/Views/Nodes/NodeMap.swift
+++ b/Meshtastic/Views/Nodes/NodeMap.swift
@@ -84,6 +84,7 @@ struct NodeMap: View {
 				   mapViewType: mapType,
 				   userTrackingMode: userTrackingMode,
 				   centeringMode: mapCenteringMode,
+				   showBreadcrumbLines: false,
 				   centerOnPositionsOnly: false,
 				   customMapOverlay: self.customMapOverlay,
 				   overlays: self.overlays