From c134e14ec0a7dc614a4d918379184faaa3270d1d Mon Sep 17 00:00:00 2001
From: Gwadaking <gwawaking.dev@gmail.com>
Date: Tue, 14 Apr 2026 01:48:39 -0400
Subject: [PATCH] =?UTF-8?q?fix:=20tiles=20filtr=C3=A9es=20sur=20coverage?=
 =?UTF-8?q?=5Farea=20>=200=20au=20lieu=20de=20afai=5Fmean=20>=200?=
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---
 backend/src/Command/GenerateTilesCommand.php | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/backend/src/Command/GenerateTilesCommand.php b/backend/src/Command/GenerateTilesCommand.php
index d9063eb..710b8e9 100644
--- a/backend/src/Command/GenerateTilesCommand.php
+++ b/backend/src/Command/GenerateTilesCommand.php
@@ -63,10 +63,10 @@ class GenerateTilesCommand extends Command
     private function queryObservationsGeoJSON(): ?string
     {
         $rows = $this->connection->fetchAllAssociative(
-            "SELECT ST_AsGeoJSON(geometry) AS geometry, afai_mean AS afai
+            "SELECT ST_AsGeoJSON(geometry) AS geometry, COALESCE(afai_mean, 0) AS afai
              FROM sargassum_observation
              WHERE detected_at >= NOW() - INTERVAL '30 days'
-               AND afai_mean > 0
+               AND coverage_area > 0
              ORDER BY detected_at DESC"
         );