fix(nix-monitor): cancel running check if it took more than threshold

nix-monitor/nix_monitor_service.luau

@@ -22,8 +22,10 @@ end
 
 local branch = cfg("branch")
 local updateCheckInterval = cfg("check_interval")
+local checkDurationThreshold = cfg("check_duration_threshold")
 local systemStatsCheckInterval = cfg("system_stats_check_interval")
 local completedCommands = 0
+local isInit = true
 
 local localHashCmd  = "nixos-version --hash 2> /dev/null | cut -c -7"
 local remoteHashCmd = "sleep 5 && git ls-remote https://github.com/NixOS/nixpkgs " .. branch .. " 2>/dev/null | cut -c 1-7"
@@ -34,7 +36,8 @@ local hmCurrentGenCmd = "home-manager generations | grep '(current)' | awk '{pri
 local storeSizeCmd = `du -s --block-size=1GiB /nix/store | awk '\{print $1 " GiB"\}'`
 local closureSizeCmd = "nix path-info --closure-size --human-readable /run/current-system | awk '{print $2, $3}'"
 
-setState("lastCheckTime", 0)
+setState("lastRunTime", os.time())
+setState("lastCheckTime", os.time())
 setState("lastCheckTimeStr", "n/a")
 setState("localHash", "n/a")
 setState("remoteHash", "n/a")
@@ -50,10 +53,15 @@ setState("storeSize", "•••")
 setState("closureSize", "•••")
 
 function update()
-    if (os.time() - getState("lastCheckTime")) >= 60 * updateCheckInterval then
+    if isInit or (os.time() - getState("lastCheckTime")) >= 60 * updateCheckInterval then
+        isInit = false
         checkUpdate()
     end
 
+    if getState("isRunning") and (os.time() - getState("lastRunTime")) >= 60 * checkDurationThreshold then
+        cancelCheck()
+    end
+
     if (os.time() - getState("lastSystemStatsCheckTime")) >= 60 * systemStatsCheckInterval then
         checkSystemStats()
     end
@@ -64,8 +72,7 @@ function checkUpdate()
         return
     end
 
-    setState("lastCheckTime", os.time())
-    noctalia.runAsync("date '+%Y-%m-%d %H:%M'", function(date) setState("lastCheckTimeStr", date.stdout) end)
+    setState("lastRunTime", os.time())
 
     if cfg("show_checking_notification") then
         noctalia.notify(tr("notification.checking_update"))
@@ -115,18 +122,25 @@ function onHashCheckCompleted()
         noctalia.notify(tr("notification.update_check_completed"))
     end
 
+    setState("lastCheckTime", os.time())
+    noctalia.runAsync("date '+%Y-%m-%d %H:%M'", function(date) setState("lastCheckTimeStr", date.stdout) end)
+
     setState("isRunning", false)
 end
 
+function cancelCheck()
+    noctalia.runAsync(`kill $(ps -ef | grep "git ls-remote https://github.com/NixOS/nixpkgs" | grep -v grep | awk '\{print $2\}')`)
+    setState("isRunning", false)
+    completedCommands = 0
+end
+
 watchState("command", function(command)
     if command == "check" then
         checkUpdate()
     end
 
     if command == "cancel" then
-        noctalia.runAsync(`kill $(ps -ef | grep "git ls-remote https://github.com/NixOS/nixpkgs" | grep -v grep | awk '\{print $2\}')`)
-        setState("isRunning", false)
-        completedCommands = 0
+        cancelCheck()
     end
 end)