Use an impossible deadline when the timeout is negative or infinite

Author: freya022

src/main/kotlin/io/github/freya022/botcommands/internal/core/BContextImpl.kt

@@ -229,15 +229,14 @@ internal class BContextImpl internal constructor(
     }
 
     override fun awaitShutdown(timeout: Duration): Boolean {
-        val deadline = Clock.System.now() + timeout
+        val deadline = Clock.System.now() + (timeout.takeIfFinite() ?: Duration.INFINITE)
         fun durationUntilDeadline(): Duration = deadline - Clock.System.now()
 
         if (!awaitJDAShutdown(::durationUntilDeadline))
             return false
 
         statusLock.withLock {
             while (status != Status.SHUTDOWN) {
-                // TODO seems to wait until the timeout
                 if (!statusCondition.await(durationUntilDeadline().inWholeMilliseconds, TimeUnit.MILLISECONDS)) {
                     return false
                 }
@@ -248,8 +247,6 @@ internal class BContextImpl internal constructor(
     }
 
     private fun awaitJDAShutdown(durationUntilDeadlineFn: () -> Duration): Boolean {
-        fun Duration.finiteOrZero() = takeIfFinite() ?: Duration.ZERO
-
         val jda = jdaOrNull
         if (jda == null) {
             logger.debug { "Not awaiting JDA shutdown as there is no JDA instance registered" }
@@ -258,12 +255,12 @@ internal class BContextImpl internal constructor(
         val shardManager = jda.shardManager
         if (shardManager != null) {
             shardManager.shards.forEach { shard ->
-                if (!shard.awaitShutdown(durationUntilDeadlineFn().finiteOrZero())) {
+                if (!shard.awaitShutdown(durationUntilDeadlineFn())) {
                     return false
                 }
             }
         } else {
-            if (!jda.awaitShutdown(durationUntilDeadlineFn().finiteOrZero())) {
+            if (!jda.awaitShutdown(durationUntilDeadlineFn())) {
                 return false
             }
         }