small improvements in long polling and behaviour buildr

tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/bot/RequestsExecutor.kt

@@ -2,6 +2,7 @@ package dev.inmo.tgbotapi.bot
 
 import dev.inmo.kslog.common.KSLog
 import dev.inmo.tgbotapi.requests.abstracts.Request
+import dev.inmo.tgbotapi.utils.DefaultKTgBotAPIKSLog
 import io.ktor.utils.io.core.Closeable
 
 /**
@@ -12,8 +13,8 @@ import io.ktor.utils.io.core.Closeable
  * @see dev.inmo.tgbotapi.bot.Ktor.KtorRequestsExecutor
  */
 interface RequestsExecutor : Closeable {
-    val Log: KSLog?
-        get() = null
+    val Log: KSLog
+        get() = DefaultKTgBotAPIKSLog
     /**
      * Unsafe execution of incoming [request]. Can throw almost any exception. So, it is better to use
      * something like [dev.inmo.tgbotapi.extensions.utils.shortcuts.executeAsync] or

tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/bot/ktor/KtorRequestsExecutor.kt

@@ -29,7 +29,7 @@ expect class KtorRequestsExecutor internal constructor(
     logger: KSLog,
     diff: Unit // just a diff property to know where constructor and where calling function with defaults
 ) : BaseRequestsExecutor {
-    override val Log: KSLog?
+    override val Log: KSLog
     override suspend fun <T : Any> execute(request: Request<T>): T
     override fun close()
 }

tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/bot/ktor/base/DefaultKtorRequestsExecutor.kt

@@ -30,7 +30,7 @@ class DefaultKtorRequestsExecutor internal constructor(
     private val logger: KSLog,
     diff: Unit
 ) : BaseRequestsExecutor(telegramAPIUrlsKeeper) {
-    override val Log: KSLog? = logger
+    override val Log: KSLog = logger
     private val callsFactories: List<KtorCallFactory> = callsFactories.run {
         if (!excludeDefaultFactories) {
             this@DefaultKtorRequestsExecutor.logger.v { "Installing default factories" }

tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/bot/ktor/base/MultipleClientKtorRequestsExecutor.kt

@@ -49,7 +49,7 @@ class MultipleClientKtorRequestsExecutor(
     logger: KSLog,
     clientFactory: () -> HttpClient,
 ) : BaseRequestsExecutor(telegramAPIUrlsKeeper) {
-    override val Log: KSLog? = logger
+    override val Log: KSLog = logger
     private val requestExecutors = (0 until requestExecutorsCount).map {
         DefaultKtorRequestsExecutor(
             telegramAPIUrlsKeeper,

tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/bot/multiserver/SimpleMultiServerRequestsExecutor.kt

@@ -6,6 +6,7 @@ import dev.inmo.tgbotapi.bot.ktor.telegramBot
 import dev.inmo.tgbotapi.bot.RequestsExecutor
 import dev.inmo.tgbotapi.bot.TelegramBot
 import dev.inmo.tgbotapi.requests.abstracts.Request
+import dev.inmo.tgbotapi.utils.DefaultKTgBotAPIKSLog
 import dev.inmo.tgbotapi.utils.TelegramAPIUrlsKeeper
 import kotlinx.coroutines.*
 import kotlin.js.JsName
@@ -30,8 +31,8 @@ class SimpleMultiServerRequestsExecutor(
         bots.forEach(TelegramBot::close)
     }
 ) : RequestsExecutor {
-    override val Log: KSLog?
-        get() = bots.firstNotNullOfOrNull { it.Log }
+    override val Log: KSLog
+        get() = bots.firstNotNullOfOrNull { it.Log } ?: DefaultKTgBotAPIKSLog
     override suspend fun <T : Any> execute(request: Request<T>): T {
         var currentBot = bots.botSelector(-1, null)
         while (currentCoroutineContext().isActive) {