From 705a5d7a1b187bb08d4df00f1ad764e78600ac60 Mon Sep 17 00:00:00 2001
From: Gordon Williams <gw@pur3.co.uk>
Date: Fri, 13 Jan 2023 12:03:23 +0000
Subject: [PATCH] recorder 0.21: Speed report now uses speed units from locale

---
 apps/recorder/ChangeLog     | 1 +
 apps/recorder/app.js        | 9 +++++++--
 apps/recorder/metadata.json | 2 +-
 3 files changed, 9 insertions(+), 3 deletions(-)

diff --git a/apps/recorder/ChangeLog b/apps/recorder/ChangeLog
index a4d0b7e88..c4d1fa8c1 100644
--- a/apps/recorder/ChangeLog
+++ b/apps/recorder/ChangeLog
@@ -24,3 +24,4 @@
 0.18: Improve widget load speed, allow currently recording track to be plotted in openstmap
 0.19: Fix track plotting code
 0.20: Automatic translation of some more strings.
+0.21: Speed report now uses speed units from locale
diff --git a/apps/recorder/app.js b/apps/recorder/app.js
index 8dcc4c3ed..8ac3ff627 100644
--- a/apps/recorder/app.js
+++ b/apps/recorder/app.js
@@ -348,7 +348,12 @@ function viewTrack(filename, info) {
         infc[i]++;
       }
     } else if (style=="Speed") {
-      title = /*LANG*/"Speed (m/s)";
+      // use locate to work out units
+      var localeStr = require("locale").speed(1,5); // get what 1kph equates to
+      let units = localeStr.replace(/[0-9.]*/,"");
+      var factor = parseFloat(localeStr)*3.6; // m/sec to whatever out units are
+      // title
+      title = /*LANG*/"Speed"+` (${units})`;
       var latIdx = info.fields.indexOf("Latitude");
       var lonIdx = info.fields.indexOf("Longitude");
       // skip until we find our first data
@@ -381,7 +386,7 @@ function viewTrack(filename, info) {
     } else throw new Error("Unknown type "+style);
     var min=100000,max=-100000;
     for (var i=0;i<infn.length;i++) {
-      if (infc[i]>0) infn[i]/=infc[i];
+      if (infc[i]>0) infn[i]=factor*infn[i]/infc[i];
       var n = infn[i];
       if (n>max) max=n;
       if (n<min) min=n;
diff --git a/apps/recorder/metadata.json b/apps/recorder/metadata.json
index 91ceaf86e..45d588d99 100644
--- a/apps/recorder/metadata.json
+++ b/apps/recorder/metadata.json
@@ -2,7 +2,7 @@
   "id": "recorder",
   "name": "Recorder",
   "shortName": "Recorder",
-  "version": "0.20",
+  "version": "0.21",
   "description": "Record GPS position, heart rate and more in the background, then download to your PC.",
   "icon": "app.png",
   "tags": "tool,outdoors,gps,widget",