From 0a001d3c7d337a2838c3f2b7493d4a3b218fe9a5 Mon Sep 17 00:00:00 2001
From: Pieter Vander Vennet <pietervdvn@posteo.net>
Date: Tue, 10 Dec 2024 02:38:00 +0100
Subject: [PATCH] Fix: fix #2304

---
 src/Logic/ImageProviders/Panoramax.ts |  6 ++++++
 src/UI/Test.svelte                    | 14 ++++++++++++++
 2 files changed, 20 insertions(+)

diff --git a/src/Logic/ImageProviders/Panoramax.ts b/src/Logic/ImageProviders/Panoramax.ts
index c3ef71522..ad1be06d9 100644
--- a/src/Logic/ImageProviders/Panoramax.ts
+++ b/src/Logic/ImageProviders/Panoramax.ts
@@ -234,6 +234,12 @@ export class PanoramaxUploader implements ImageUploader {
             ) {
                 lat = exifLat
                 lon = exifLon
+                if(tags?.GPSLatitudeRef?.value?.[0] === "S"){
+                    lat *= -1
+                }
+                if(tags?.GPSLongitudeRef?.value?.[0] === "W"){
+                    lon *= -1
+                }
             }
             const [date, time] =( tags.DateTime.value[0] ?? tags.DateTimeOriginal.value[0] ?? tags.GPSDateStamp ?? tags["Date Created"]).split(" ")
             const exifDatetime = new Date(date.replaceAll(":", "-") + "T" + time)
diff --git a/src/UI/Test.svelte b/src/UI/Test.svelte
index 118013989..586400478 100644
--- a/src/UI/Test.svelte
+++ b/src/UI/Test.svelte
@@ -34,6 +34,9 @@
       >tags?.GPSLongitude?.value
       const exifLat = latD + latM / 60 + latS / (3600 * latSDenom)
       const exifLon = lonD + lonM / 60 + lonS / (3600 * lonSDenom)
+      const directValueLat = tags?.GPSLatitude?.description
+      const directValueLon = tags?.GPSLongitude?.description
+
       if (
         typeof exifLat === "number" &&
         !isNaN(exifLat) &&
@@ -43,11 +46,22 @@
       ) {
         lat = exifLat
         lon = exifLon
+        if(tags?.GPSLatitudeRef?.value?.[0] === "S"){
+          lat *= -1
+        }
+        if(tags?.GPSLongitudeRef?.value?.[0] === "W"){
+          lon *= -1
+        }
         l("Using EXIFLAT + EXIFLON")
       } else {
         l("NOT using exifLat and exifLon: invalid value detected")
       }
       l("Lat and lon are", lat, lon)
+      l("ref lat is", tags?.GPSLatitudeRef?.description, JSON.stringify(tags?.GPSLatitudeRef?.value))
+      l("ref lon is", tags?.GPSLongitudeRef?.description, JSON.stringify(tags?.GPSLongitudeRef?.value))
+
+
+      l("Direct values are", directValueLat,directValueLon,"corrected:",lat,lon)
       l("Datetime value is", JSON.stringify(tags.DateTime))
       const [date, time] = tags.DateTime.value[0].split(" ")
       datetime = new Date(date.replaceAll(":", "-") + "T" + time).toISOString()