From 561f9a81645189eafe4ac0cb97c2f00ff53316bd Mon Sep 17 00:00:00 2001
From: Paul Chavard <git@paul.chavard.net>
Date: Sat, 13 Oct 2018 10:33:23 +0200
Subject: [PATCH] carto: add drawLayer method

---
 app/javascript/shared/carto.js | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/app/javascript/shared/carto.js b/app/javascript/shared/carto.js
index 52aa1e579..ff76f6e86 100644
--- a/app/javascript/shared/carto.js
+++ b/app/javascript/shared/carto.js
@@ -6,6 +6,20 @@ import L from 'leaflet';
 export { DEFAULT_POSITION, LAT, LON };
 const LAYERS = {};
 
+export function drawLayer(map, data, style, layerName = 'default') {
+  removeLayer(map, layerName);
+
+  if (Array.isArray(data) && data.length > 0) {
+    const layer = createLayer(map, layerName);
+
+    data.forEach(function(item) {
+      layer.addData(item.geometry);
+    });
+
+    layer.setStyle(style).addTo(map);
+  }
+}
+
 function createLayer(map, layerName) {
   const layer = (LAYERS[layerName] = new L.GeoJSON(undefined, {
     interactive: false