From dc404706c5a23d6f9dda3a64289a07042cb57a48 Mon Sep 17 00:00:00 2001
From: vcoppe <vianney.coppe@gmail.com>
Date: Sat, 28 Dec 2024 16:14:36 +0100
Subject: [PATCH] detect and ignore duplicate POIs when merging

---
 gpx/src/gpx.ts        | 17 +++++++++++++++++
 website/src/lib/db.ts |  6 +++++-
 2 files changed, 22 insertions(+), 1 deletion(-)

diff --git a/gpx/src/gpx.ts b/gpx/src/gpx.ts
index 3333513f..88120983 100644
--- a/gpx/src/gpx.ts
+++ b/gpx/src/gpx.ts
@@ -1235,6 +1235,23 @@ export class Waypoint {
         });
     }
 
+    equals(other: Waypoint): boolean {
+        if (this.attributes.lat !== other.attributes.lat || this.attributes.lon !== other.attributes.lon || this.ele !== other.ele ||
+            this.name !== other.name || this.cmt !== other.cmt || this.desc !== other.desc || this.sym !== other.sym || this.type !== other.type) {
+            return false;
+        }
+
+        if (this.time === undefined && other.time !== undefined || this.time !== undefined && other.time === undefined || this.time !== undefined && other.time !== undefined && this.time.getTime() !== other.time.getTime()) {
+            return false;
+        }
+
+        if (JSON.stringify(this.link) !== JSON.stringify(other.link)) {
+            return false;
+        }
+
+        return true;
+    }
+
     // Producers
     setHidden(hidden: boolean) {
         this._data.hidden = hidden;
diff --git a/website/src/lib/db.ts b/website/src/lib/db.ts
index 5a4888ff..e489ade4 100644
--- a/website/src/lib/db.ts
+++ b/website/src/lib/db.ts
@@ -593,7 +593,11 @@ export const dbUtils = {
                 if (file && originalFile) {
                     if (level === ListLevel.FILE) {
                         toMerge.trk.push(...originalFile.trk.map((track) => track.clone()));
-                        toMerge.wpt.push(...originalFile.wpt.map((wpt) => wpt.clone()));
+                        for (const wpt of originalFile.wpt) {
+                            if (!toMerge.wpt.some((w) => w.equals(wpt))) {
+                                toMerge.wpt.push(wpt.clone());
+                            }
+                        }
                         if (first) {
                             target = items[0];
                             targetFile = file;