From 523f4b77756db0c448f2800f3d3f19e2183b63bb Mon Sep 17 00:00:00 2001
From: Guillaume ARM <guillaume.arm@payfit.com>
Date: Fri, 24 May 2024 01:32:57 +0200
Subject: [PATCH] fix(inferium-gui): crash on exit

---
 inferium-gui.lua | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/inferium-gui.lua b/inferium-gui.lua
index bb2212f..3c5bf08 100644
--- a/inferium-gui.lua
+++ b/inferium-gui.lua
@@ -197,7 +197,7 @@ local function saveAllConfigs(payloads)
 end
 
 local function main(serverName)
-  net.openRednet()
+  net.openRednet() -- TODO: handle closeRednet properly
   print('> fetching all configs from ' .. serverName)
   local harvesters = fetchAllHarvesters(serverName)
   print('> ' .. utils.sizeof(harvesters) .. ' harvesters fetched')
@@ -206,6 +206,12 @@ local function main(serverName)
   local countersMap = createCountersMap(harvesters)
   local countersMapResult = CountersSelector(countersMap, getCountersSelectorConfig(maxCounter))
 
+  if not countersMapResult then
+    print('> canceled')
+    net.closeRednet()
+    return
+  end
+
   local payloads = preparePayloads(countersMapResult, maxCounter, harvesters)
 
   if utils.sizeof(payloads) == 0 then
@@ -216,7 +222,7 @@ local function main(serverName)
   local saveOk, saveErrMessage = saveAllConfigs(payloads)
 
   if saveOk then
-    print('> done.')
+    print('> done')
   else
     error('Cannot save configs because: ' .. tostring(saveErrMessage), 0)
   end