From abaa315b248676ec34d3fe042f1b6fdf91c2438c Mon Sep 17 00:00:00 2001
From: TekH <h.tek@digitaldata.works>
Date: Mon, 20 Oct 2025 13:40:38 +0200
Subject: [PATCH] feat(utils): add `findNearest` function to calculate closest
 point

---
 EnvelopeGenerator.Web/wwwroot/js/util.js     | 11 +++++++++++
 EnvelopeGenerator.Web/wwwroot/js/util.min.js |  2 +-
 2 files changed, 12 insertions(+), 1 deletion(-)

diff --git a/EnvelopeGenerator.Web/wwwroot/js/util.js b/EnvelopeGenerator.Web/wwwroot/js/util.js
index 5663930a..c4f137e3 100644
--- a/EnvelopeGenerator.Web/wwwroot/js/util.js
+++ b/EnvelopeGenerator.Web/wwwroot/js/util.js
@@ -12,4 +12,15 @@ function detailedCurrentDate() {
         second: '2-digit',
         timeZoneName: 'shortOffset'
     }).format();
+}
+
+function findNearest(origin, getX, getY, ...dests) { 
+    const distanceToOrigin = (point) => Math.sqrt((getX(origin) - getX(point))**2 + (getY(origin) - getY(point))**2);
+    return dests.reduce(
+        (nearest, dest) => {
+            const dist = distanceToOrigin(dest);
+            return dist < nearest.dist ? {dist, dest} : nearest;
+        },
+        {dist: Infinity, dest: null}
+    ).dest;
 }
\ No newline at end of file
diff --git a/EnvelopeGenerator.Web/wwwroot/js/util.min.js b/EnvelopeGenerator.Web/wwwroot/js/util.min.js
index bf9b7d7f..8e71ab49 100644
--- a/EnvelopeGenerator.Web/wwwroot/js/util.min.js
+++ b/EnvelopeGenerator.Web/wwwroot/js/util.min.js
@@ -1 +1 @@
-function detailedCurrentDate(){return new Intl.DateTimeFormat("de-DE",{day:"2-digit",month:"2-digit",year:"numeric",hour:"2-digit",minute:"2-digit",second:"2-digit",timeZoneName:"shortOffset"}).format()}const B64ToBuff=n=>new Uint8Array(Array.from(atob(n),n=>n.charCodeAt(0))).buffer,getLocaleDateString=()=>(new Date).toLocaleDateString("de-DE");
\ No newline at end of file
+function detailedCurrentDate(){return new Intl.DateTimeFormat("de-DE",{day:"2-digit",month:"2-digit",year:"numeric",hour:"2-digit",minute:"2-digit",second:"2-digit",timeZoneName:"shortOffset"}).format()}function findNearest(n,t,i,...r){const u=r=>Math.sqrt((t(n)-t(r))**2+(i(n)-i(r))**2);return r.reduce((n,t)=>{const i=u(t);return i<n.dist?{dist:i,dest:t}:n},{dist:Infinity,dest:null}).dest}const B64ToBuff=n=>new Uint8Array(Array.from(atob(n),n=>n.charCodeAt(0))).buffer,getLocaleDateString=()=>(new Date).toLocaleDateString("de-DE");
\ No newline at end of file