From 853726f895b649f267d57df8bb255d4532127de2 Mon Sep 17 00:00:00 2001
From: Guilhem Moulin <guilhem@fripost.org>
Date: Tue, 10 Jun 2025 00:54:55 +0200
Subject: Popover Consolidate building of <a> tags for links.

---
 main.js | 26 ++++++++++++++++++++++----
 1 file changed, 22 insertions(+), 4 deletions(-)

diff --git a/main.js b/main.js
index dcf5592..3814a67 100644
--- a/main.js
+++ b/main.js
@@ -960,6 +960,9 @@ const layers = {
       ['Projektnamn', 'Name'],
       ['Spänning', 'Voltage', { unit: 'kV' }],
       ['Länk', 'Url', { fn: function(v) {
+        if (v == null | v === '') {
+          return;
+        }
         const a = document.createElement('a');
         a.href = v;
         a.target = '_blank';
@@ -2299,6 +2302,9 @@ const layers = {
       ['Skogsmarksareal', 'AreaProd', { unit: 'ha' }],
       ['Beslutsdatum', 'Datbeslut'],
       ['Länk', 'Url', { fn: function(v) {
+        if (v == null | v === '') {
+          return;
+        }
         const a = document.createElement('a');
         a.href = v;
         a.target = '_blank';
@@ -2928,6 +2934,9 @@ const layers = {
       ['Areal', 'geom_area', { fn: 'area' }],
       ['Skogsmarksareal', 'AreaProd', { unit: 'ha' }],
       ['Länk', 'Url', { fn: function(v) {
+        if (v == null | v === '') {
+          return;
+        }
         const a = document.createElement('a');
         a.href = v;
         a.target = '_blank';
@@ -3462,6 +3471,9 @@ const layers = {
       ['Ämnesområde', 'AMNESOMR'],
       ['Områdesnummer', 'OMRADESNR', { classes: ['feature-objid'] }],
       ['Länk värdebeskrivning', 'LANK_VARDE', { fn: function(v) {
+        if (v == null | v === '') {
+          return;
+        }
         const a = document.createElement('a');
         a.href = v;
         a.target = '_blank';
@@ -3474,6 +3486,9 @@ const layers = {
       ['Beslutsdatum', 'BESLDATUM'],
       ['Ärendenummer', 'ARENDENR', { classes: ['feature-attr-dnr'] }],
       ['Länk, beslut', 'LANK_BESLU', { fn: function(v) {
+        if (v == null | v === '') {
+          return;
+        }
         const a = document.createElement('a');
         a.href = v;
         a.target = '_blank';
@@ -3533,7 +3548,7 @@ const layers = {
       //['Rev. datum', 'REVDATUM'],
       ['Anmärkning', 'ANM'],
       ['Länk', 'OBJEKTLANK', { fn: function(v) {
-        if (v === null) {
+        if (v == null || v === '') {
           return;
         }
         const a = document.createElement('a');
@@ -3595,7 +3610,7 @@ const layers = {
       ['Anmärkning', 'ANM'],
       ['Objekttyp', 'OBJTYP'],
       ['Länk', 'OBJEKTLANK', { fn: function(v) {
-        if (v === null) {
+        if (v == null || v === '') {
           return;
         }
         const a = document.createElement('a');
@@ -3655,7 +3670,7 @@ const layers = {
       ['Tillk. datum', 'TILLKDATUM'],
       //['Rev. datum', 'REVDATUM'],
       ['Länk', 'OBJEKTLANK', { fn: function(v) {
-        if (v === null) {
+        if (v == null || v === '') {
           return;
         }
         const a = document.createElement('a');
@@ -3717,7 +3732,7 @@ const layers = {
       ['Anmärkning', 'ANM'],
       ['Digitaliseringsskala', 'DIG_SKALA'],
       ['Länk', 'OBJEKTLANK', { fn: function(v) {
-        if (v === null) {
+        if (v == null || v === '') {
           return;
         }
         const a = document.createElement('a');
@@ -3928,6 +3943,9 @@ const layers = {
     popover: [
       ['Namn', 'Name'],
       ['Länk', 'Url', { fn: function(v) {
+        if (v == null | v === '') {
+          return;
+        }
         const a = document.createElement('a');
         a.href = v;
         a.target = '_blank';
-- 
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