From a86f1397f42e144176175c35c53a01ef318698ef Mon Sep 17 00:00:00 2001
From: johan12345 <johan.forstner@gmail.com>
Date: Tue, 14 Feb 2023 19:25:25 +0100
Subject: [PATCH] fix unnecessary empty requests to fronyx API

---
 .../main/java/net/vonforst/evmap/viewmodel/MapViewModel.kt    | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/app/src/main/java/net/vonforst/evmap/viewmodel/MapViewModel.kt b/app/src/main/java/net/vonforst/evmap/viewmodel/MapViewModel.kt
index 5f105149..56dcaee8 100644
--- a/app/src/main/java/net/vonforst/evmap/viewmodel/MapViewModel.kt
+++ b/app/src/main/java/net/vonforst/evmap/viewmodel/MapViewModel.kt
@@ -250,6 +250,10 @@ class MapViewModel(application: Application, private val state: SavedStateHandle
                                         ).any { filtered.contains(it) }
                                     } ?: true
                         }.flatMap { it.value }
+                    if (allEvseIds.isEmpty()) {
+                        emit(Resource.success(emptyList()))
+                        return@liveData
+                    }
                     try {
                         val result = predictionApi.getPredictionsForEvseIds(allEvseIds)
                         if (result.size == allEvseIds.size) {