From 19eff852d2a41f5725b992e6391c11e42276db5f Mon Sep 17 00:00:00 2001
From: Alexander Goryushkin <aleotu@gmail.com>
Date: Wed, 28 Feb 2024 14:58:01 -0300
Subject: [PATCH] support for new and old metric plan

---
 src/aframe-streetmix-parsers.js |  3 +--
 src/index.js                    |  9 ++++++---
 src/tested/streetmix-utils.js   | 17 ++++++++++++++---
 3 files changed, 21 insertions(+), 8 deletions(-)

diff --git a/src/aframe-streetmix-parsers.js b/src/aframe-streetmix-parsers.js
index 204ed00a5..662fdfd0c 100644
--- a/src/aframe-streetmix-parsers.js
+++ b/src/aframe-streetmix-parsers.js
@@ -769,8 +769,7 @@ function processSegments (segments, showStriping, length, globalAnimated, showVe
     var segmentParentEl = document.createElement('a-entity');
     segmentParentEl.classList.add('segment-parent-' + i);
 
-    var segmentWidthInFeet = segments[i].width;
-    var segmentWidthInMeters = segmentWidthInFeet * 0.3048;
+    var segmentWidthInMeters = segments[i].width;
     // console.log('Type: ' + segments[i].type + '; Width: ' + segmentWidthInFeet + 'ft / ' + segmentWidthInMeters + 'm');
 
     cumulativeWidthInMeters = cumulativeWidthInMeters + segmentWidthInMeters;
diff --git a/src/index.js b/src/index.js
index 595b8714d..08d08e564 100644
--- a/src/index.js
+++ b/src/index.js
@@ -100,7 +100,10 @@ AFRAME.registerComponent('streetmix-loader', {
       if (this.status >= 200 && this.status < 400) {
         // Connection success
         const streetmixResponseObject = JSON.parse(this.response);
-        const streetmixSegments = streetmixResponseObject.data.street.segments;
+        // convert units of measurement if necessary
+        const streetData = streetmixUtils.convertStreetValues(streetmixResponseObject.data.street);
+        const streetmixSegments = streetData.segments;
+
         const streetmixName = streetmixResponseObject.name;
         console.log('streetmixName', streetmixName);
         el.setAttribute('streetmix-loader', 'name', streetmixName);
@@ -117,8 +120,8 @@ AFRAME.registerComponent('streetmix-loader', {
         el.setAttribute('data-layer-name', 'Streetmix • ' + streetmixName);
 
         if (data.showBuildings) {
-          el.setAttribute('street', 'right', streetmixResponseObject.data.street.rightBuildingVariant);
-          el.setAttribute('street', 'left', streetmixResponseObject.data.street.leftBuildingVariant);
+          el.setAttribute('street', 'right', streetData.rightBuildingVariant);
+          el.setAttribute('street', 'left', streetData.leftBuildingVariant);
         }
         el.setAttribute('street', 'type', 'streetmixSegmentsFeet');
         // set JSON attribute last or it messes things up
diff --git a/src/tested/streetmix-utils.js b/src/tested/streetmix-utils.js
index 35f6ab29d..47753186f 100644
--- a/src/tested/streetmix-utils.js
+++ b/src/tested/streetmix-utils.js
@@ -51,10 +51,21 @@ module.exports.streetmixAPIToUser = streetmixAPIToUser;
 function calcStreetWidth (segments) { // eslint-disable-line no-unused-vars
   var cumulativeWidthInMeters = 0;
   segments.forEach((currentSegment) => {
-    const segmentWidthInFeet = currentSegment.width;
-    const segmentWidthInMeters = segmentWidthInFeet * 0.3048;
-    cumulativeWidthInMeters = cumulativeWidthInMeters + segmentWidthInMeters;
+    cumulativeWidthInMeters = cumulativeWidthInMeters + currentSegment.width;
   });
   return cumulativeWidthInMeters;
 }
 module.exports.calcStreetWidth = calcStreetWidth;
+
+// convert all feet values to meters for schemaVersion < 30
+function convertStreetValues (streetData) {
+  if (streetData.schemaVersion < 30) {
+    // convert width from feet to meters
+    streetData.segments.forEach((segmentData) => {
+      segmentData.width *= 0.3048;
+    })
+    if (streetData.width) streetData.width *= 0.3048;
+  }
+  return streetData;
+}
+module.exports.convertStreetValues = convertStreetValues;