add data on behaviour contexts

2025-09-04 07:39:39 +00:00 · 2024-11-29 01:09:47 +06:00
parent 3658403f01
commit 6d300de470
38 changed files with 1448 additions and 853 deletions
--- a/tgbotapi.behaviour_builder.fsm/api/tgbotapi.behaviour_builder.fsm.api
+++ b/tgbotapi.behaviour_builder.fsm/api/tgbotapi.behaviour_builder.fsm.api
@@ -2,24 +2,22 @@ public abstract interface class dev/inmo/tgbotapi/extensions/behaviour_builder/B
 	public static final field Companion Ldev/inmo/tgbotapi/extensions/behaviour_builder/BehaviourContextWithFSM$Companion;
 	public abstract fun add (Lkotlin/reflect/KClass;ZLdev/inmo/tgbotapi/extensions/behaviour_builder/BehaviourWithFSMStateHandler;)V
 	public abstract fun addStrict (Lkotlin/reflect/KClass;Ldev/inmo/tgbotapi/extensions/behaviour_builder/BehaviourWithFSMStateHandler;)V
-	public abstract fun copy (Ldev/inmo/tgbotapi/bot/RequestsExecutor;Lkotlinx/coroutines/CoroutineScope;ILkotlinx/coroutines/channels/BufferOverflow;Lkotlinx/coroutines/flow/Flow;Ldev/inmo/tgbotapi/extensions/behaviour_builder/utils/handlers_registrar/TriggersHolder;)Ldev/inmo/tgbotapi/extensions/behaviour_builder/BehaviourContextWithFSM;
 	public abstract fun copy (Ldev/inmo/tgbotapi/bot/RequestsExecutor;Lkotlinx/coroutines/CoroutineScope;ILkotlinx/coroutines/channels/BufferOverflow;Lkotlinx/coroutines/flow/Flow;Ldev/inmo/tgbotapi/extensions/behaviour_builder/utils/handlers_registrar/TriggersHolder;Lkotlin/jvm/functions/Function3;)Ldev/inmo/tgbotapi/extensions/behaviour_builder/BehaviourContextWithFSM;
-	public abstract fun copy (Ldev/inmo/tgbotapi/bot/RequestsExecutor;Lkotlinx/coroutines/CoroutineScope;ILkotlinx/coroutines/channels/BufferOverflow;Lkotlinx/coroutines/flow/Flow;Ldev/inmo/tgbotapi/extensions/behaviour_builder/utils/handlers_registrar/TriggersHolder;Lkotlin/jvm/functions/Function3;Lkotlin/jvm/functions/Function3;)Ldev/inmo/tgbotapi/extensions/behaviour_builder/BehaviourContextWithFSM;
+	public abstract fun copy (Ldev/inmo/tgbotapi/bot/RequestsExecutor;Lkotlinx/coroutines/CoroutineScope;ILkotlinx/coroutines/channels/BufferOverflow;Lkotlinx/coroutines/flow/Flow;Lkotlin/jvm/functions/Function3;Ldev/inmo/tgbotapi/extensions/behaviour_builder/utils/handlers_registrar/TriggersHolder;Lkotlin/jvm/functions/Function3;Lkotlin/jvm/functions/Function3;)Ldev/inmo/tgbotapi/extensions/behaviour_builder/BehaviourContextWithFSM;
+	public abstract fun getStateInitialAction ()Lkotlin/jvm/functions/Function3;
 	public abstract fun start (Lkotlin/coroutines/Continuation;)Ljava/lang/Object;
 }

 public final class dev/inmo/tgbotapi/extensions/behaviour_builder/BehaviourContextWithFSM$Companion {
-	public final fun invoke (Ldev/inmo/tgbotapi/extensions/behaviour_builder/BehaviourContext;Ljava/util/List;Ldev/inmo/micro_utils/fsm/common/StatesManager;Ldev/inmo/tgbotapi/extensions/behaviour_builder/BehaviourWithFSMStateHandlerHolder;Lkotlin/jvm/functions/Function3;)Ldev/inmo/tgbotapi/extensions/behaviour_builder/DefaultBehaviourContextWithFSM;
-	public static synthetic fun invoke$default (Ldev/inmo/tgbotapi/extensions/behaviour_builder/BehaviourContextWithFSM$Companion;Ldev/inmo/tgbotapi/extensions/behaviour_builder/BehaviourContext;Ljava/util/List;Ldev/inmo/micro_utils/fsm/common/StatesManager;Ldev/inmo/tgbotapi/extensions/behaviour_builder/BehaviourWithFSMStateHandlerHolder;Lkotlin/jvm/functions/Function3;ILjava/lang/Object;)Ldev/inmo/tgbotapi/extensions/behaviour_builder/DefaultBehaviourContextWithFSM;
+	public final fun getDATA_FSM_KEY ()Ljava/lang/String;
+	public final fun invoke (Ldev/inmo/tgbotapi/extensions/behaviour_builder/BehaviourContext;Ljava/util/List;Ldev/inmo/micro_utils/fsm/common/StatesManager;Ldev/inmo/tgbotapi/extensions/behaviour_builder/BehaviourWithFSMStateHandlerHolder;Lkotlin/jvm/functions/Function3;Lkotlin/jvm/functions/Function3;)Ldev/inmo/tgbotapi/extensions/behaviour_builder/DefaultBehaviourContextWithFSM;
+	public static synthetic fun invoke$default (Ldev/inmo/tgbotapi/extensions/behaviour_builder/BehaviourContextWithFSM$Companion;Ldev/inmo/tgbotapi/extensions/behaviour_builder/BehaviourContext;Ljava/util/List;Ldev/inmo/micro_utils/fsm/common/StatesManager;Ldev/inmo/tgbotapi/extensions/behaviour_builder/BehaviourWithFSMStateHandlerHolder;Lkotlin/jvm/functions/Function3;Lkotlin/jvm/functions/Function3;ILjava/lang/Object;)Ldev/inmo/tgbotapi/extensions/behaviour_builder/DefaultBehaviourContextWithFSM;
 }

 public final class dev/inmo/tgbotapi/extensions/behaviour_builder/BehaviourContextWithFSM$DefaultImpls {
 	public static synthetic fun add$default (Ldev/inmo/tgbotapi/extensions/behaviour_builder/BehaviourContextWithFSM;Lkotlin/reflect/KClass;ZLdev/inmo/tgbotapi/extensions/behaviour_builder/BehaviourWithFSMStateHandler;ILjava/lang/Object;)V
 	public static fun addStrict (Ldev/inmo/tgbotapi/extensions/behaviour_builder/BehaviourContextWithFSM;Lkotlin/reflect/KClass;Ldev/inmo/tgbotapi/extensions/behaviour_builder/BehaviourWithFSMStateHandler;)V
-	public static fun copy (Ldev/inmo/tgbotapi/extensions/behaviour_builder/BehaviourContextWithFSM;Ldev/inmo/tgbotapi/bot/RequestsExecutor;Lkotlinx/coroutines/CoroutineScope;ILkotlinx/coroutines/channels/BufferOverflow;Lkotlinx/coroutines/flow/Flow;Ldev/inmo/tgbotapi/extensions/behaviour_builder/utils/handlers_registrar/TriggersHolder;Lkotlin/jvm/functions/Function3;)Ldev/inmo/tgbotapi/extensions/behaviour_builder/BehaviourContextWithFSM;
-	public static fun copy (Ldev/inmo/tgbotapi/extensions/behaviour_builder/BehaviourContextWithFSM;Ldev/inmo/tgbotapi/bot/RequestsExecutor;Lkotlinx/coroutines/CoroutineScope;ILkotlinx/coroutines/channels/BufferOverflow;Lkotlinx/coroutines/flow/Flow;Ldev/inmo/tgbotapi/extensions/behaviour_builder/utils/handlers_registrar/TriggersHolder;Lkotlin/jvm/functions/Function3;Lkotlin/jvm/functions/Function3;)Ldev/inmo/tgbotapi/extensions/behaviour_builder/BehaviourContextWithFSM;
-	public static synthetic fun copy$default (Ldev/inmo/tgbotapi/extensions/behaviour_builder/BehaviourContextWithFSM;Ldev/inmo/tgbotapi/bot/RequestsExecutor;Lkotlinx/coroutines/CoroutineScope;ILkotlinx/coroutines/channels/BufferOverflow;Lkotlinx/coroutines/flow/Flow;Ldev/inmo/tgbotapi/extensions/behaviour_builder/utils/handlers_registrar/TriggersHolder;Lkotlin/jvm/functions/Function3;ILjava/lang/Object;)Ldev/inmo/tgbotapi/extensions/behaviour_builder/BehaviourContextWithFSM;
-	public static synthetic fun copy$default (Ldev/inmo/tgbotapi/extensions/behaviour_builder/BehaviourContextWithFSM;Ldev/inmo/tgbotapi/bot/RequestsExecutor;Lkotlinx/coroutines/CoroutineScope;ILkotlinx/coroutines/channels/BufferOverflow;Lkotlinx/coroutines/flow/Flow;Ldev/inmo/tgbotapi/extensions/behaviour_builder/utils/handlers_registrar/TriggersHolder;Lkotlin/jvm/functions/Function3;Lkotlin/jvm/functions/Function3;ILjava/lang/Object;)Ldev/inmo/tgbotapi/extensions/behaviour_builder/BehaviourContextWithFSM;
+	public static synthetic fun copy$default (Ldev/inmo/tgbotapi/extensions/behaviour_builder/BehaviourContextWithFSM;Ldev/inmo/tgbotapi/bot/RequestsExecutor;Lkotlinx/coroutines/CoroutineScope;ILkotlinx/coroutines/channels/BufferOverflow;Lkotlinx/coroutines/flow/Flow;Lkotlin/jvm/functions/Function3;Ldev/inmo/tgbotapi/extensions/behaviour_builder/utils/handlers_registrar/TriggersHolder;Lkotlin/jvm/functions/Function3;Lkotlin/jvm/functions/Function3;ILjava/lang/Object;)Ldev/inmo/tgbotapi/extensions/behaviour_builder/BehaviourContextWithFSM;
 	public static fun getAllowedUpdates (Ldev/inmo/tgbotapi/extensions/behaviour_builder/BehaviourContextWithFSM;)Ljava/util/List;
 	public static fun getBot (Ldev/inmo/tgbotapi/extensions/behaviour_builder/BehaviourContextWithFSM;)Ldev/inmo/tgbotapi/bot/RequestsExecutor;
 	public static fun getChannelPostMediaGroupsFlow (Ldev/inmo/tgbotapi/extensions/behaviour_builder/BehaviourContextWithFSM;)Lkotlinx/coroutines/flow/Flow;
@@ -34,14 +32,19 @@ public final class dev/inmo/tgbotapi/extensions/behaviour_builder/BehaviourConte
 }

 public final class dev/inmo/tgbotapi/extensions/behaviour_builder/BehaviourContextWithFSMBuilderKt {
-	public static final fun buildBehaviourWithFSM (Ldev/inmo/tgbotapi/bot/RequestsExecutor;Ldev/inmo/tgbotapi/updateshandlers/FlowsUpdatesFilter;Lkotlinx/coroutines/CoroutineScope;Lkotlin/jvm/functions/Function2;Ldev/inmo/micro_utils/fsm/common/StatesManager;Ljava/util/List;Ldev/inmo/tgbotapi/extensions/behaviour_builder/BehaviourWithFSMStateHandlerHolder;Lkotlin/jvm/functions/Function3;Lkotlin/jvm/functions/Function2;Lkotlin/coroutines/Continuation;)Ljava/lang/Object;
-	public static final fun buildBehaviourWithFSM (Ldev/inmo/tgbotapi/bot/RequestsExecutor;Lkotlinx/coroutines/flow/Flow;Lkotlinx/coroutines/CoroutineScope;Lkotlin/jvm/functions/Function2;Ldev/inmo/micro_utils/fsm/common/StatesManager;Ljava/util/List;Ldev/inmo/tgbotapi/extensions/behaviour_builder/BehaviourWithFSMStateHandlerHolder;Lkotlin/jvm/functions/Function3;Lkotlin/jvm/functions/Function2;Lkotlin/coroutines/Continuation;)Ljava/lang/Object;
-	public static synthetic fun buildBehaviourWithFSM$default (Ldev/inmo/tgbotapi/bot/RequestsExecutor;Ldev/inmo/tgbotapi/updateshandlers/FlowsUpdatesFilter;Lkotlinx/coroutines/CoroutineScope;Lkotlin/jvm/functions/Function2;Ldev/inmo/micro_utils/fsm/common/StatesManager;Ljava/util/List;Ldev/inmo/tgbotapi/extensions/behaviour_builder/BehaviourWithFSMStateHandlerHolder;Lkotlin/jvm/functions/Function3;Lkotlin/jvm/functions/Function2;Lkotlin/coroutines/Continuation;ILjava/lang/Object;)Ljava/lang/Object;
-	public static synthetic fun buildBehaviourWithFSM$default (Ldev/inmo/tgbotapi/bot/RequestsExecutor;Lkotlinx/coroutines/flow/Flow;Lkotlinx/coroutines/CoroutineScope;Lkotlin/jvm/functions/Function2;Ldev/inmo/micro_utils/fsm/common/StatesManager;Ljava/util/List;Ldev/inmo/tgbotapi/extensions/behaviour_builder/BehaviourWithFSMStateHandlerHolder;Lkotlin/jvm/functions/Function3;Lkotlin/jvm/functions/Function2;Lkotlin/coroutines/Continuation;ILjava/lang/Object;)Ljava/lang/Object;
-	public static final fun buildBehaviourWithFSMAndStartLongPolling (Ldev/inmo/tgbotapi/bot/RequestsExecutor;Lkotlinx/coroutines/CoroutineScope;Lkotlin/jvm/functions/Function2;Ldev/inmo/micro_utils/fsm/common/StatesManager;Ljava/util/List;Ldev/inmo/tgbotapi/extensions/behaviour_builder/BehaviourWithFSMStateHandlerHolder;Lkotlin/jvm/functions/Function3;IZZLjava/lang/Long;Lkotlin/jvm/functions/Function2;Lkotlin/coroutines/Continuation;)Ljava/lang/Object;
-	public static final fun buildBehaviourWithFSMAndStartLongPolling (Ldev/inmo/tgbotapi/bot/RequestsExecutor;Lkotlinx/coroutines/flow/Flow;Lkotlinx/coroutines/CoroutineScope;Lkotlin/jvm/functions/Function2;Ldev/inmo/micro_utils/fsm/common/StatesManager;Ljava/util/List;Ldev/inmo/tgbotapi/extensions/behaviour_builder/BehaviourWithFSMStateHandlerHolder;Lkotlin/jvm/functions/Function3;IZZLjava/lang/Long;Lkotlin/jvm/functions/Function2;Lkotlin/coroutines/Continuation;)Ljava/lang/Object;
-	public static synthetic fun buildBehaviourWithFSMAndStartLongPolling$default (Ldev/inmo/tgbotapi/bot/RequestsExecutor;Lkotlinx/coroutines/CoroutineScope;Lkotlin/jvm/functions/Function2;Ldev/inmo/micro_utils/fsm/common/StatesManager;Ljava/util/List;Ldev/inmo/tgbotapi/extensions/behaviour_builder/BehaviourWithFSMStateHandlerHolder;Lkotlin/jvm/functions/Function3;IZZLjava/lang/Long;Lkotlin/jvm/functions/Function2;Lkotlin/coroutines/Continuation;ILjava/lang/Object;)Ljava/lang/Object;
-	public static synthetic fun buildBehaviourWithFSMAndStartLongPolling$default (Ldev/inmo/tgbotapi/bot/RequestsExecutor;Lkotlinx/coroutines/flow/Flow;Lkotlinx/coroutines/CoroutineScope;Lkotlin/jvm/functions/Function2;Ldev/inmo/micro_utils/fsm/common/StatesManager;Ljava/util/List;Ldev/inmo/tgbotapi/extensions/behaviour_builder/BehaviourWithFSMStateHandlerHolder;Lkotlin/jvm/functions/Function3;IZZLjava/lang/Long;Lkotlin/jvm/functions/Function2;Lkotlin/coroutines/Continuation;ILjava/lang/Object;)Ljava/lang/Object;
+	public static final fun buildBehaviourWithFSM (Ldev/inmo/tgbotapi/bot/RequestsExecutor;Ldev/inmo/tgbotapi/updateshandlers/FlowsUpdatesFilter;Lkotlinx/coroutines/CoroutineScope;Lkotlin/jvm/functions/Function2;Ldev/inmo/micro_utils/fsm/common/StatesManager;Ljava/util/List;Ldev/inmo/tgbotapi/extensions/behaviour_builder/BehaviourWithFSMStateHandlerHolder;Lkotlin/jvm/functions/Function3;Lkotlin/jvm/functions/Function3;Lkotlin/jvm/functions/Function3;Lkotlin/jvm/functions/Function2;Lkotlin/coroutines/Continuation;)Ljava/lang/Object;
+	public static final fun buildBehaviourWithFSM (Ldev/inmo/tgbotapi/bot/RequestsExecutor;Lkotlinx/coroutines/flow/Flow;Lkotlinx/coroutines/CoroutineScope;Lkotlin/jvm/functions/Function2;Ldev/inmo/micro_utils/fsm/common/StatesManager;Ljava/util/List;Ldev/inmo/tgbotapi/extensions/behaviour_builder/BehaviourWithFSMStateHandlerHolder;Lkotlin/jvm/functions/Function3;Lkotlin/jvm/functions/Function3;Lkotlin/jvm/functions/Function3;Lkotlin/jvm/functions/Function2;Lkotlin/coroutines/Continuation;)Ljava/lang/Object;
+	public static synthetic fun buildBehaviourWithFSM$default (Ldev/inmo/tgbotapi/bot/RequestsExecutor;Ldev/inmo/tgbotapi/updateshandlers/FlowsUpdatesFilter;Lkotlinx/coroutines/CoroutineScope;Lkotlin/jvm/functions/Function2;Ldev/inmo/micro_utils/fsm/common/StatesManager;Ljava/util/List;Ldev/inmo/tgbotapi/extensions/behaviour_builder/BehaviourWithFSMStateHandlerHolder;Lkotlin/jvm/functions/Function3;Lkotlin/jvm/functions/Function3;Lkotlin/jvm/functions/Function3;Lkotlin/jvm/functions/Function2;Lkotlin/coroutines/Continuation;ILjava/lang/Object;)Ljava/lang/Object;
+	public static synthetic fun buildBehaviourWithFSM$default (Ldev/inmo/tgbotapi/bot/RequestsExecutor;Lkotlinx/coroutines/flow/Flow;Lkotlinx/coroutines/CoroutineScope;Lkotlin/jvm/functions/Function2;Ldev/inmo/micro_utils/fsm/common/StatesManager;Ljava/util/List;Ldev/inmo/tgbotapi/extensions/behaviour_builder/BehaviourWithFSMStateHandlerHolder;Lkotlin/jvm/functions/Function3;Lkotlin/jvm/functions/Function3;Lkotlin/jvm/functions/Function3;Lkotlin/jvm/functions/Function2;Lkotlin/coroutines/Continuation;ILjava/lang/Object;)Ljava/lang/Object;
+	public static final fun buildBehaviourWithFSMAndStartLongPolling (Ldev/inmo/tgbotapi/bot/RequestsExecutor;Lkotlinx/coroutines/CoroutineScope;Lkotlin/jvm/functions/Function2;Ldev/inmo/micro_utils/fsm/common/StatesManager;Ljava/util/List;Ldev/inmo/tgbotapi/extensions/behaviour_builder/BehaviourWithFSMStateHandlerHolder;Lkotlin/jvm/functions/Function3;IZZLjava/lang/Long;Lkotlin/jvm/functions/Function3;Lkotlin/jvm/functions/Function3;Lkotlin/jvm/functions/Function2;Lkotlin/coroutines/Continuation;)Ljava/lang/Object;
+	public static final fun buildBehaviourWithFSMAndStartLongPolling (Ldev/inmo/tgbotapi/bot/RequestsExecutor;Lkotlinx/coroutines/flow/Flow;Lkotlinx/coroutines/CoroutineScope;Lkotlin/jvm/functions/Function2;Ldev/inmo/micro_utils/fsm/common/StatesManager;Ljava/util/List;Ldev/inmo/tgbotapi/extensions/behaviour_builder/BehaviourWithFSMStateHandlerHolder;Lkotlin/jvm/functions/Function3;IZZLjava/lang/Long;Lkotlin/jvm/functions/Function3;Lkotlin/jvm/functions/Function3;Lkotlin/jvm/functions/Function2;Lkotlin/coroutines/Continuation;)Ljava/lang/Object;
+	public static synthetic fun buildBehaviourWithFSMAndStartLongPolling$default (Ldev/inmo/tgbotapi/bot/RequestsExecutor;Lkotlinx/coroutines/CoroutineScope;Lkotlin/jvm/functions/Function2;Ldev/inmo/micro_utils/fsm/common/StatesManager;Ljava/util/List;Ldev/inmo/tgbotapi/extensions/behaviour_builder/BehaviourWithFSMStateHandlerHolder;Lkotlin/jvm/functions/Function3;IZZLjava/lang/Long;Lkotlin/jvm/functions/Function3;Lkotlin/jvm/functions/Function3;Lkotlin/jvm/functions/Function2;Lkotlin/coroutines/Continuation;ILjava/lang/Object;)Ljava/lang/Object;
+	public static synthetic fun buildBehaviourWithFSMAndStartLongPolling$default (Ldev/inmo/tgbotapi/bot/RequestsExecutor;Lkotlinx/coroutines/flow/Flow;Lkotlinx/coroutines/CoroutineScope;Lkotlin/jvm/functions/Function2;Ldev/inmo/micro_utils/fsm/common/StatesManager;Ljava/util/List;Ldev/inmo/tgbotapi/extensions/behaviour_builder/BehaviourWithFSMStateHandlerHolder;Lkotlin/jvm/functions/Function3;IZZLjava/lang/Long;Lkotlin/jvm/functions/Function3;Lkotlin/jvm/functions/Function3;Lkotlin/jvm/functions/Function2;Lkotlin/coroutines/Continuation;ILjava/lang/Object;)Ljava/lang/Object;
+}
+
+public final class dev/inmo/tgbotapi/extensions/behaviour_builder/BehaviourContextWithFSMKt {
+	public static final fun fsmOrNull (Ldev/inmo/tgbotapi/extensions/behaviour_builder/BehaviourContext;)Ldev/inmo/micro_utils/fsm/common/StatesMachine;
+	public static final fun fsmOrThrow (Ldev/inmo/tgbotapi/extensions/behaviour_builder/BehaviourContext;)Ldev/inmo/micro_utils/fsm/common/StatesMachine;
 }

 public abstract interface class dev/inmo/tgbotapi/extensions/behaviour_builder/BehaviourWithFSMStateHandler : dev/inmo/micro_utils/fsm/common/StatesHandler {
@@ -62,18 +65,17 @@ public final class dev/inmo/tgbotapi/extensions/behaviour_builder/BehaviourWithF
 }

 public final class dev/inmo/tgbotapi/extensions/behaviour_builder/DefaultBehaviourContextWithFSM : dev/inmo/tgbotapi/extensions/behaviour_builder/BehaviourContext, dev/inmo/tgbotapi/extensions/behaviour_builder/BehaviourContextWithFSM {
-	public fun <init> (Ldev/inmo/tgbotapi/extensions/behaviour_builder/BehaviourContext;Ldev/inmo/micro_utils/fsm/common/StatesManager;Ljava/util/List;Ldev/inmo/tgbotapi/extensions/behaviour_builder/BehaviourWithFSMStateHandlerHolder;Lkotlin/jvm/functions/Function3;)V
-	public synthetic fun <init> (Ldev/inmo/tgbotapi/extensions/behaviour_builder/BehaviourContext;Ldev/inmo/micro_utils/fsm/common/StatesManager;Ljava/util/List;Ldev/inmo/tgbotapi/extensions/behaviour_builder/BehaviourWithFSMStateHandlerHolder;Lkotlin/jvm/functions/Function3;ILkotlin/jvm/internal/DefaultConstructorMarker;)V
+	public fun <init> (Ldev/inmo/tgbotapi/extensions/behaviour_builder/BehaviourContext;Ldev/inmo/micro_utils/fsm/common/StatesManager;Ljava/util/List;Ldev/inmo/tgbotapi/extensions/behaviour_builder/BehaviourWithFSMStateHandlerHolder;Lkotlin/jvm/functions/Function3;Lkotlin/jvm/functions/Function3;)V
+	public synthetic fun <init> (Ldev/inmo/tgbotapi/extensions/behaviour_builder/BehaviourContext;Ldev/inmo/micro_utils/fsm/common/StatesManager;Ljava/util/List;Ldev/inmo/tgbotapi/extensions/behaviour_builder/BehaviourWithFSMStateHandlerHolder;Lkotlin/jvm/functions/Function3;Lkotlin/jvm/functions/Function3;ILkotlin/jvm/internal/DefaultConstructorMarker;)V
 	public fun add (Lkotlin/reflect/KClass;ZLdev/inmo/tgbotapi/extensions/behaviour_builder/BehaviourWithFSMStateHandler;)V
 	public fun addStrict (Lkotlin/reflect/KClass;Ldev/inmo/tgbotapi/extensions/behaviour_builder/BehaviourWithFSMStateHandler;)V
 	public fun close ()V
-	public synthetic fun copy (Ldev/inmo/tgbotapi/bot/RequestsExecutor;Lkotlinx/coroutines/CoroutineScope;ILkotlinx/coroutines/channels/BufferOverflow;Lkotlinx/coroutines/flow/Flow;Ldev/inmo/tgbotapi/extensions/behaviour_builder/utils/handlers_registrar/TriggersHolder;)Ldev/inmo/tgbotapi/extensions/behaviour_builder/BehaviourContext;
-	public synthetic fun copy (Ldev/inmo/tgbotapi/bot/RequestsExecutor;Lkotlinx/coroutines/CoroutineScope;ILkotlinx/coroutines/channels/BufferOverflow;Lkotlinx/coroutines/flow/Flow;Ldev/inmo/tgbotapi/extensions/behaviour_builder/utils/handlers_registrar/TriggersHolder;)Ldev/inmo/tgbotapi/extensions/behaviour_builder/BehaviourContextWithFSM;
-	public fun copy (Ldev/inmo/tgbotapi/bot/RequestsExecutor;Lkotlinx/coroutines/CoroutineScope;ILkotlinx/coroutines/channels/BufferOverflow;Lkotlinx/coroutines/flow/Flow;Ldev/inmo/tgbotapi/extensions/behaviour_builder/utils/handlers_registrar/TriggersHolder;)Ldev/inmo/tgbotapi/extensions/behaviour_builder/DefaultBehaviourContextWithFSM;
+	public synthetic fun copy (Ldev/inmo/tgbotapi/bot/RequestsExecutor;Lkotlinx/coroutines/CoroutineScope;ILkotlinx/coroutines/channels/BufferOverflow;Lkotlinx/coroutines/flow/Flow;Ldev/inmo/tgbotapi/extensions/behaviour_builder/utils/handlers_registrar/TriggersHolder;Lkotlin/jvm/functions/Function3;)Ldev/inmo/tgbotapi/extensions/behaviour_builder/BehaviourContext;
 	public synthetic fun copy (Ldev/inmo/tgbotapi/bot/RequestsExecutor;Lkotlinx/coroutines/CoroutineScope;ILkotlinx/coroutines/channels/BufferOverflow;Lkotlinx/coroutines/flow/Flow;Ldev/inmo/tgbotapi/extensions/behaviour_builder/utils/handlers_registrar/TriggersHolder;Lkotlin/jvm/functions/Function3;)Ldev/inmo/tgbotapi/extensions/behaviour_builder/BehaviourContextWithFSM;
 	public fun copy (Ldev/inmo/tgbotapi/bot/RequestsExecutor;Lkotlinx/coroutines/CoroutineScope;ILkotlinx/coroutines/channels/BufferOverflow;Lkotlinx/coroutines/flow/Flow;Ldev/inmo/tgbotapi/extensions/behaviour_builder/utils/handlers_registrar/TriggersHolder;Lkotlin/jvm/functions/Function3;)Ldev/inmo/tgbotapi/extensions/behaviour_builder/DefaultBehaviourContextWithFSM;
-	public fun copy (Ldev/inmo/tgbotapi/bot/RequestsExecutor;Lkotlinx/coroutines/CoroutineScope;ILkotlinx/coroutines/channels/BufferOverflow;Lkotlinx/coroutines/flow/Flow;Ldev/inmo/tgbotapi/extensions/behaviour_builder/utils/handlers_registrar/TriggersHolder;Lkotlin/jvm/functions/Function3;Lkotlin/jvm/functions/Function3;)Ldev/inmo/tgbotapi/extensions/behaviour_builder/BehaviourContextWithFSM;
+	public fun copy (Ldev/inmo/tgbotapi/bot/RequestsExecutor;Lkotlinx/coroutines/CoroutineScope;ILkotlinx/coroutines/channels/BufferOverflow;Lkotlinx/coroutines/flow/Flow;Lkotlin/jvm/functions/Function3;Ldev/inmo/tgbotapi/extensions/behaviour_builder/utils/handlers_registrar/TriggersHolder;Lkotlin/jvm/functions/Function3;Lkotlin/jvm/functions/Function3;)Ldev/inmo/tgbotapi/extensions/behaviour_builder/BehaviourContextWithFSM;
 	public fun execute (Ldev/inmo/tgbotapi/requests/abstracts/Request;Lkotlin/coroutines/Continuation;)Ljava/lang/Object;
+	public final fun fsm ()Ldev/inmo/tgbotapi/extensions/behaviour_builder/DefaultBehaviourContextWithFSM;
 	public fun getAllUpdatesFlow ()Lkotlinx/coroutines/flow/Flow;
 	public fun getAllowedUpdates ()Ljava/util/List;
 	public fun getAsUpdateReceiver ()Lkotlin/jvm/functions/Function2;
@@ -91,6 +93,7 @@ public final class dev/inmo/tgbotapi/extensions/behaviour_builder/DefaultBehavio
 	public fun getChatMessageReactionsCountUpdatedUpdateFlow ()Lkotlinx/coroutines/flow/Flow;
 	public fun getChosenInlineResultsFlow ()Lkotlinx/coroutines/flow/Flow;
 	public fun getCoroutineContext ()Lkotlin/coroutines/CoroutineContext;
+	public fun getData ()Ldev/inmo/tgbotapi/extensions/behaviour_builder/BehaviourContextData;
 	public fun getDeleteBusinessMessageUpdatesFlow ()Lkotlinx/coroutines/flow/Flow;
 	public fun getEditBusinessMessageUpdatesFlow ()Lkotlinx/coroutines/flow/Flow;
 	public fun getEditedChannelPostMediaGroupsFlow ()Lkotlinx/coroutines/flow/Flow;
@@ -108,6 +111,8 @@ public final class dev/inmo/tgbotapi/extensions/behaviour_builder/DefaultBehavio
 	public fun getPreCheckoutQueriesFlow ()Lkotlinx/coroutines/flow/Flow;
 	public fun getScope ()Lkotlinx/coroutines/CoroutineScope;
 	public fun getShippingQueriesFlow ()Lkotlinx/coroutines/flow/Flow;
+	public fun getStateInitialAction ()Lkotlin/jvm/functions/Function3;
+	public fun getSubcontextInitialAction ()Lkotlin/jvm/functions/Function3;
 	public fun getTriggersHolder ()Ldev/inmo/tgbotapi/extensions/behaviour_builder/utils/handlers_registrar/TriggersHolder;
 	public fun getUnknownUpdatesFlow ()Lkotlinx/coroutines/flow/Flow;
 	public fun handleState (Ldev/inmo/micro_utils/fsm/common/StatesMachine;Ldev/inmo/micro_utils/fsm/common/State;Lkotlin/coroutines/Continuation;)Ljava/lang/Object;
@@ -119,9 +124,9 @@ public final class dev/inmo/tgbotapi/extensions/behaviour_builder/DefaultBehavio
 }

 public final class dev/inmo/tgbotapi/extensions/behaviour_builder/TelegramBotWithFSMKt {
-	public static final fun telegramBotWithBehaviourAndFSM (Ljava/lang/String;Ldev/inmo/tgbotapi/updateshandlers/FlowsUpdatesFilter;Lkotlinx/coroutines/CoroutineScope;Ljava/lang/String;Lkotlin/jvm/functions/Function1;Lkotlin/jvm/functions/Function2;Ldev/inmo/micro_utils/fsm/common/StatesManager;Ljava/util/List;Ldev/inmo/tgbotapi/extensions/behaviour_builder/BehaviourWithFSMStateHandlerHolder;ZLkotlin/jvm/functions/Function3;IZZLjava/lang/Long;Lkotlin/jvm/functions/Function2;Lkotlin/coroutines/Continuation;)Ljava/lang/Object;
-	public static synthetic fun telegramBotWithBehaviourAndFSM$default (Ljava/lang/String;Ldev/inmo/tgbotapi/updateshandlers/FlowsUpdatesFilter;Lkotlinx/coroutines/CoroutineScope;Ljava/lang/String;Lkotlin/jvm/functions/Function1;Lkotlin/jvm/functions/Function2;Ldev/inmo/micro_utils/fsm/common/StatesManager;Ljava/util/List;Ldev/inmo/tgbotapi/extensions/behaviour_builder/BehaviourWithFSMStateHandlerHolder;ZLkotlin/jvm/functions/Function3;IZZLjava/lang/Long;Lkotlin/jvm/functions/Function2;Lkotlin/coroutines/Continuation;ILjava/lang/Object;)Ljava/lang/Object;
-	public static final fun telegramBotWithBehaviourAndFSMAndStartLongPolling (Ljava/lang/String;Lkotlinx/coroutines/CoroutineScope;Ljava/lang/String;Lkotlin/jvm/functions/Function1;Lkotlin/jvm/functions/Function2;Ldev/inmo/micro_utils/fsm/common/StatesManager;Ljava/util/List;Ldev/inmo/tgbotapi/extensions/behaviour_builder/BehaviourWithFSMStateHandlerHolder;ZLkotlin/jvm/functions/Function3;IZZLjava/lang/Long;Lkotlin/jvm/functions/Function2;Lkotlin/coroutines/Continuation;)Ljava/lang/Object;
-	public static synthetic fun telegramBotWithBehaviourAndFSMAndStartLongPolling$default (Ljava/lang/String;Lkotlinx/coroutines/CoroutineScope;Ljava/lang/String;Lkotlin/jvm/functions/Function1;Lkotlin/jvm/functions/Function2;Ldev/inmo/micro_utils/fsm/common/StatesManager;Ljava/util/List;Ldev/inmo/tgbotapi/extensions/behaviour_builder/BehaviourWithFSMStateHandlerHolder;ZLkotlin/jvm/functions/Function3;IZZLjava/lang/Long;Lkotlin/jvm/functions/Function2;Lkotlin/coroutines/Continuation;ILjava/lang/Object;)Ljava/lang/Object;
+	public static final fun telegramBotWithBehaviourAndFSM (Ljava/lang/String;Ldev/inmo/tgbotapi/updateshandlers/FlowsUpdatesFilter;Lkotlinx/coroutines/CoroutineScope;Ljava/lang/String;Lkotlin/jvm/functions/Function1;Lkotlin/jvm/functions/Function2;Ldev/inmo/micro_utils/fsm/common/StatesManager;Ljava/util/List;Ldev/inmo/tgbotapi/extensions/behaviour_builder/BehaviourWithFSMStateHandlerHolder;ZLkotlin/jvm/functions/Function3;IZZLjava/lang/Long;Lkotlin/jvm/functions/Function3;Lkotlin/jvm/functions/Function3;Lkotlin/jvm/functions/Function2;Lkotlin/coroutines/Continuation;)Ljava/lang/Object;
+	public static synthetic fun telegramBotWithBehaviourAndFSM$default (Ljava/lang/String;Ldev/inmo/tgbotapi/updateshandlers/FlowsUpdatesFilter;Lkotlinx/coroutines/CoroutineScope;Ljava/lang/String;Lkotlin/jvm/functions/Function1;Lkotlin/jvm/functions/Function2;Ldev/inmo/micro_utils/fsm/common/StatesManager;Ljava/util/List;Ldev/inmo/tgbotapi/extensions/behaviour_builder/BehaviourWithFSMStateHandlerHolder;ZLkotlin/jvm/functions/Function3;IZZLjava/lang/Long;Lkotlin/jvm/functions/Function3;Lkotlin/jvm/functions/Function3;Lkotlin/jvm/functions/Function2;Lkotlin/coroutines/Continuation;ILjava/lang/Object;)Ljava/lang/Object;
+	public static final fun telegramBotWithBehaviourAndFSMAndStartLongPolling (Ljava/lang/String;Lkotlinx/coroutines/CoroutineScope;Ljava/lang/String;Lkotlin/jvm/functions/Function1;Lkotlin/jvm/functions/Function2;Ldev/inmo/micro_utils/fsm/common/StatesManager;Ljava/util/List;Ldev/inmo/tgbotapi/extensions/behaviour_builder/BehaviourWithFSMStateHandlerHolder;ZLkotlin/jvm/functions/Function3;IZZLjava/lang/Long;Lkotlin/jvm/functions/Function3;Lkotlin/jvm/functions/Function3;Lkotlin/jvm/functions/Function2;Lkotlin/coroutines/Continuation;)Ljava/lang/Object;
+	public static synthetic fun telegramBotWithBehaviourAndFSMAndStartLongPolling$default (Ljava/lang/String;Lkotlinx/coroutines/CoroutineScope;Ljava/lang/String;Lkotlin/jvm/functions/Function1;Lkotlin/jvm/functions/Function2;Ldev/inmo/micro_utils/fsm/common/StatesManager;Ljava/util/List;Ldev/inmo/tgbotapi/extensions/behaviour_builder/BehaviourWithFSMStateHandlerHolder;ZLkotlin/jvm/functions/Function3;IZZLjava/lang/Long;Lkotlin/jvm/functions/Function3;Lkotlin/jvm/functions/Function3;Lkotlin/jvm/functions/Function2;Lkotlin/coroutines/Continuation;ILjava/lang/Object;)Ljava/lang/Object;
 }

--- a/tgbotapi.behaviour_builder.fsm/src/commonMain/kotlin/dev/inmo/tgbotapi/extensions/behaviour_builder/BehaviourContextWithFSM.kt
+++ b/tgbotapi.behaviour_builder.fsm/src/commonMain/kotlin/dev/inmo/tgbotapi/extensions/behaviour_builder/BehaviourContextWithFSM.kt
@@ -5,6 +5,7 @@ import dev.inmo.micro_utils.fsm.common.*
 import dev.inmo.micro_utils.fsm.common.utils.StateHandlingErrorHandler
 import dev.inmo.micro_utils.fsm.common.utils.defaultStateHandlingErrorHandler
 import dev.inmo.tgbotapi.bot.TelegramBot
+import dev.inmo.tgbotapi.extensions.behaviour_builder.BehaviourContextWithFSM.Companion.DATA_FSM_KEY
 import dev.inmo.tgbotapi.types.update.abstracts.Update
 import dev.inmo.tgbotapi.extensions.behaviour_builder.utils.handlers_registrar.TriggersHolder
 import kotlinx.coroutines.*
@@ -22,6 +23,11 @@ import kotlin.reflect.KClass
 * @see buildBehaviourWithFSM
 */
 interface BehaviourContextWithFSM<T : State> : BehaviourContext, StatesMachine<T> {
+    /**
+     * Will be called BEFORE handling of [State] will be started
+     */
+    val stateInitialAction: CustomBehaviourContextAndTypeReceiver<BehaviourContextWithFSM<T>, Unit, T>
+
    suspend fun start() = start(this)

    /**
@@ -49,7 +55,8 @@ interface BehaviourContextWithFSM<T : State> : BehaviourContext, StatesMachine<T
        broadcastChannelsSize: Int,
        onBufferOverflow: BufferOverflow,
        upstreamUpdatesFlow: Flow<Update>?,
-        triggersHolder: TriggersHolder
+        triggersHolder: TriggersHolder,
+        subcontextInitialAction: CustomBehaviourContextAndTypeReceiver<BehaviourContext, Unit, Update>
    ): BehaviourContextWithFSM<T>

    fun copy(
@@ -58,35 +65,11 @@ interface BehaviourContextWithFSM<T : State> : BehaviourContext, StatesMachine<T
        broadcastChannelsSize: Int = 100,
        onBufferOverflow: BufferOverflow = BufferOverflow.SUSPEND,
        upstreamUpdatesFlow: Flow<Update>? = null,
+        subcontextInitialAction: CustomBehaviourContextAndTypeReceiver<BehaviourContext, Unit, Update> = {},
        triggersHolder: TriggersHolder = this.triggersHolder,
+        stateInitialAction: CustomBehaviourContextAndTypeReceiver<BehaviourContextWithFSM<T>, Unit, T> = this.stateInitialAction,
        onStateHandlingErrorHandler: StateHandlingErrorHandler<T> = defaultStateHandlingErrorHandler()
-    ): BehaviourContextWithFSM<T> = copy(
-        bot,
-        scope,
-        broadcastChannelsSize,
-        onBufferOverflow,
-        upstreamUpdatesFlow,
-        triggersHolder
-    )
-
-    fun copy(
-        bot: TelegramBot = this.bot,
-        scope: CoroutineScope = this.scope,
-        broadcastChannelsSize: Int = 100,
-        onBufferOverflow: BufferOverflow = BufferOverflow.SUSPEND,
-        upstreamUpdatesFlow: Flow<Update>? = null,
-        triggersHolder: TriggersHolder = this.triggersHolder,
-        onStateHandlingErrorHandler: StateHandlingErrorHandler<T> = defaultStateHandlingErrorHandler(),
-        updatesFilter: BehaviourContextAndTypeReceiver<Boolean, Update>? = null
-    ): BehaviourContextWithFSM<T> = copy(
-        bot,
-        scope,
-        broadcastChannelsSize,
-        onBufferOverflow,
-        upstreamUpdatesFlow,
-        triggersHolder,
-        onStateHandlingErrorHandler
-    )
+    ): BehaviourContextWithFSM<T>

    companion object {
        operator fun <T : State> invoke(
@@ -94,8 +77,11 @@ interface BehaviourContextWithFSM<T : State> : BehaviourContext, StatesMachine<T
            handlers: List<BehaviourWithFSMStateHandlerHolder<*, T>>,
            statesManager: StatesManager<T>,
            fallbackHandler: BehaviourWithFSMStateHandlerHolder<T, T>? = null,
+            stateInitialAction: CustomBehaviourContextAndTypeReceiver<BehaviourContextWithFSM<T>, Unit, T> = {},
            onStateHandlingErrorHandler: StateHandlingErrorHandler<T> = defaultStateHandlingErrorHandler()
-        ) = DefaultBehaviourContextWithFSM<T>(behaviourContext, statesManager, handlers, fallbackHandler, onStateHandlingErrorHandler)
+        ) = DefaultBehaviourContextWithFSM<T>(behaviourContext, statesManager, handlers, fallbackHandler, stateInitialAction, onStateHandlingErrorHandler)
+
+        val DATA_FSM_KEY = "ktgbotapi_fsm"
    }
 }

@@ -131,6 +117,7 @@ class DefaultBehaviourContextWithFSM<T : State>(
    private val statesManager: StatesManager<T>,
    private val handlers: List<BehaviourWithFSMStateHandlerHolder<*, T>>,
    private val fallbackHandler: BehaviourWithFSMStateHandlerHolder<T, T>? = null,
+    override val stateInitialAction: CustomBehaviourContextAndTypeReceiver<BehaviourContextWithFSM<T>, Unit, T> = {},
    private val onStateHandlingErrorHandler: StateHandlingErrorHandler<T> = defaultStateHandlingErrorHandler()
 ) : BehaviourContext by behaviourContext, BehaviourContextWithFSM<T> {
    private val updatesFlows = mutableMapOf<Any, DefaultBehaviourContextWithFSM<T>>()
@@ -140,6 +127,10 @@ class DefaultBehaviourContextWithFSM<T : State>(
    protected val statesJobs = mutableMapOf<T, Job>()
    protected val statesJobsMutex = Mutex()

+    init {
+        data[DATA_FSM_KEY] = this
+    }
+
    override suspend fun launchStateHandling(state: T, handlers: List<CheckableHandlerHolder<in T, T>>): T? {
        return launchStateHandling(state, handlers, onStateHandlingErrorHandler)
    }
@@ -151,7 +142,9 @@ class DefaultBehaviourContextWithFSM<T : State>(
    override suspend fun StatesMachine<in T>.handleState(state: T): T? {
        return getSubContext(
            state.context
-        ).launchStateHandling(
+        ).apply {
+            stateInitialAction(state)
+        }.launchStateHandling(
            state,
            actualHandlersList
        )
@@ -247,13 +240,23 @@ class DefaultBehaviourContextWithFSM<T : State>(
        broadcastChannelsSize: Int,
        onBufferOverflow: BufferOverflow,
        upstreamUpdatesFlow: Flow<Update>?,
-        triggersHolder: TriggersHolder
+        triggersHolder: TriggersHolder,
+        subcontextInitialAction: CustomBehaviourContextAndTypeReceiver<BehaviourContext, Unit, Update>
    ): DefaultBehaviourContextWithFSM<T> = BehaviourContextWithFSM(
-        behaviourContext.copy(bot, scope, broadcastChannelsSize, onBufferOverflow, upstreamUpdatesFlow, triggersHolder),
-        handlers,
-        statesManager,
-        fallbackHandler,
-        onStateHandlingErrorHandler
+        behaviourContext = behaviourContext.copy(
+            bot = bot,
+            scope = scope,
+            broadcastChannelsSize = broadcastChannelsSize,
+            onBufferOverflow = onBufferOverflow,
+            upstreamUpdatesFlow = upstreamUpdatesFlow,
+            subcontextInitialAction = subcontextInitialAction,
+            triggersHolder = triggersHolder
+        ),
+        handlers = handlers,
+        statesManager = statesManager,
+        fallbackHandler = fallbackHandler,
+        onStateHandlingErrorHandler = onStateHandlingErrorHandler,
+        stateInitialAction = stateInitialAction
    )

    override fun copy(
@@ -262,13 +265,40 @@ class DefaultBehaviourContextWithFSM<T : State>(
        broadcastChannelsSize: Int,
        onBufferOverflow: BufferOverflow,
        upstreamUpdatesFlow: Flow<Update>?,
+        subcontextInitialAction: CustomBehaviourContextAndTypeReceiver<BehaviourContext, Unit, Update>,
        triggersHolder: TriggersHolder,
+        stateInitialAction: CustomBehaviourContextAndTypeReceiver<BehaviourContextWithFSM<T>, Unit, T>,
        onStateHandlingErrorHandler: StateHandlingErrorHandler<T>
-    ): DefaultBehaviourContextWithFSM<T> = BehaviourContextWithFSM(
-        behaviourContext.copy(bot, scope, broadcastChannelsSize, onBufferOverflow, upstreamUpdatesFlow, triggersHolder),
-        handlers,
-        statesManager,
-        fallbackHandler,
-        onStateHandlingErrorHandler
+    ): BehaviourContextWithFSM<T> = BehaviourContextWithFSM(
+        behaviourContext = behaviourContext.copy(
+            bot = bot,
+            scope = scope,
+            broadcastChannelsSize = broadcastChannelsSize,
+            onBufferOverflow = onBufferOverflow,
+            upstreamUpdatesFlow = upstreamUpdatesFlow,
+            subcontextInitialAction = subcontextInitialAction,
+            triggersHolder = triggersHolder
+        ),
+        handlers = handlers,
+        statesManager = statesManager,
+        fallbackHandler = fallbackHandler,
+        stateInitialAction = stateInitialAction,
+        onStateHandlingErrorHandler = onStateHandlingErrorHandler
    )
+
+    fun fsm() = this
 }
+
+/**
+ * Extracting from [BehaviourContext.data] exists [StatesMachine] by key [DATA_FSM_KEY], which usually some [BehaviourContextWithFSM].
+ * In case if value absent in [BehaviourContext.data] will return null
+ */
+fun <T : State> BehaviourContext.fsmOrNull(): StatesMachine<T>? = data[DATA_FSM_KEY] as? StatesMachine<T>
+
+/**
+ * Extracting from [BehaviourContext.data] exists [StatesMachine] by key [DATA_FSM_KEY], which usually some [BehaviourContextWithFSM].
+ * In case if value absent in [BehaviourContext.data] will throw [NullPointerException]
+ *
+ * @throws NullPointerException
+ */
+fun <T : State> BehaviourContext.fsmOrThrow(): StatesMachine<T> = fsmOrNull<T>()!!
--- a/tgbotapi.behaviour_builder.fsm/src/commonMain/kotlin/dev/inmo/tgbotapi/extensions/behaviour_builder/BehaviourContextWithFSMBuilder.kt
+++ b/tgbotapi.behaviour_builder.fsm/src/commonMain/kotlin/dev/inmo/tgbotapi/extensions/behaviour_builder/BehaviourContextWithFSMBuilder.kt
@@ -33,17 +33,21 @@ suspend fun <T : State> TelegramBot.buildBehaviourWithFSM(
    presetHandlers: List<BehaviourWithFSMStateHandlerHolder<*, T>> = listOf(),
    fallbackHandler: BehaviourWithFSMStateHandlerHolder<T, T>? = null,
    onStateHandlingErrorHandler: StateHandlingErrorHandler<T> = defaultStateHandlingErrorHandler(),
+    subcontextInitialAction: CustomBehaviourContextAndTypeReceiver<BehaviourContext, Unit, Update> = {},
+    stateInitialAction: CustomBehaviourContextAndTypeReceiver<BehaviourContextWithFSM<T>, Unit, T> = {},
    block: CustomBehaviourContextReceiver<DefaultBehaviourContextWithFSM<T>, Unit>
 ): DefaultBehaviourContextWithFSM<T> = BehaviourContextWithFSM(
-    DefaultBehaviourContext(
-        this,
-        defaultExceptionsHandler ?.let { scope + ContextSafelyExceptionHandler(it) } ?: scope,
-        upstreamUpdatesFlow = upstreamUpdatesFlow
+    behaviourContext = DefaultBehaviourContext(
+        bot = this,
+        scope = defaultExceptionsHandler ?.let { scope + ContextSafelyExceptionHandler(it) } ?: scope,
+        upstreamUpdatesFlow = upstreamUpdatesFlow,
+        subcontextInitialAction = subcontextInitialAction
    ),
-    presetHandlers,
-    statesManager,
-    fallbackHandler,
-    onStateHandlingErrorHandler
+    handlers = presetHandlers,
+    statesManager = statesManager,
+    fallbackHandler = fallbackHandler,
+    stateInitialAction = stateInitialAction,
+    onStateHandlingErrorHandler = onStateHandlingErrorHandler
 ).apply { block() }

 /**
@@ -67,16 +71,20 @@ suspend fun <T : State> TelegramBot.buildBehaviourWithFSMAndStartLongPolling(
    autoDisableWebhooks: Boolean = true,
    autoSkipTimeoutExceptions: Boolean = true,
    mediaGroupsDebounceTimeMillis: Long? = 1000L,
+    subcontextInitialAction: CustomBehaviourContextAndTypeReceiver<BehaviourContext, Unit, Update> = {},
+    stateInitialAction: CustomBehaviourContextAndTypeReceiver<BehaviourContextWithFSM<T>, Unit, T> = {},
    block: CustomBehaviourContextReceiver<DefaultBehaviourContextWithFSM<T>, Unit>
 ): Pair<DefaultBehaviourContextWithFSM<T>, Job> = buildBehaviourWithFSM(
-    upstreamUpdatesFlow,
-    scope,
-    defaultExceptionsHandler,
-    statesManager,
-    presetHandlers,
-    fallbackHandler,
-    onStateHandlingErrorHandler,
-    block
+    upstreamUpdatesFlow = upstreamUpdatesFlow,
+    scope = scope,
+    defaultExceptionsHandler = defaultExceptionsHandler,
+    statesManager = statesManager,
+    presetHandlers = presetHandlers,
+    fallbackHandler = fallbackHandler,
+    onStateHandlingErrorHandler = onStateHandlingErrorHandler,
+    subcontextInitialAction = subcontextInitialAction,
+    stateInitialAction = stateInitialAction,
+    block = block
 ).run {
    this to scope.launch {
        start()
@@ -110,16 +118,20 @@ suspend fun <T : State> TelegramBot.buildBehaviourWithFSM(
    presetHandlers: List<BehaviourWithFSMStateHandlerHolder<*, T>> = listOf(),
    fallbackHandler: BehaviourWithFSMStateHandlerHolder<T, T>? = null,
    onStateHandlingErrorHandler: StateHandlingErrorHandler<T> = defaultStateHandlingErrorHandler(),
+    subcontextInitialAction: CustomBehaviourContextAndTypeReceiver<BehaviourContext, Unit, Update> = {},
+    stateInitialAction: CustomBehaviourContextAndTypeReceiver<BehaviourContextWithFSM<T>, Unit, T> = {},
    block: CustomBehaviourContextReceiver<DefaultBehaviourContextWithFSM<T>, Unit>
 ): DefaultBehaviourContextWithFSM<T> = BehaviourContextWithFSM(
    DefaultBehaviourContext(
        this,
        defaultExceptionsHandler ?.let { scope + ContextSafelyExceptionHandler(it) } ?: scope,
-        upstreamUpdatesFlow = flowUpdatesFilter.allUpdatesFlow
+        upstreamUpdatesFlow = flowUpdatesFilter.allUpdatesFlow,
+        subcontextInitialAction = subcontextInitialAction
    ),
    presetHandlers,
    statesManager,
    fallbackHandler,
+    stateInitialAction,
    onStateHandlingErrorHandler
 ).apply { block() }

@@ -149,27 +161,31 @@ suspend fun <T : State> TelegramBot.buildBehaviourWithFSMAndStartLongPolling(
    autoDisableWebhooks: Boolean = true,
    autoSkipTimeoutExceptions: Boolean = true,
    mediaGroupsDebounceTimeMillis: Long? = 1000L,
+    subcontextInitialAction: CustomBehaviourContextAndTypeReceiver<BehaviourContext, Unit, Update> = {},
+    stateInitialAction: CustomBehaviourContextAndTypeReceiver<BehaviourContextWithFSM<T>, Unit, T> = {},
    block: CustomBehaviourContextReceiver<DefaultBehaviourContextWithFSM<T>, Unit>
 ) = FlowsUpdatesFilter().let {
    buildBehaviourWithFSM(
-        it,
-        scope,
-        defaultExceptionsHandler,
-        statesManager,
-        presetHandlers,
-        fallbackHandler,
-        onStateHandlingErrorHandler,
-        block
+        flowUpdatesFilter = it,
+        scope = scope,
+        defaultExceptionsHandler = defaultExceptionsHandler,
+        statesManager = statesManager,
+        presetHandlers = presetHandlers,
+        fallbackHandler = fallbackHandler,
+        onStateHandlingErrorHandler = onStateHandlingErrorHandler,
+        subcontextInitialAction = subcontextInitialAction,
+        stateInitialAction = stateInitialAction,
+        block = block
    ).run {
        start()
        longPolling(
-            flowsUpdatesFilter,
-            timeoutSeconds,
-            scope,
-            autoDisableWebhooks,
-            autoSkipTimeoutExceptions,
-            mediaGroupsDebounceTimeMillis,
-            defaultExceptionsHandler
+            updatesFilter = flowsUpdatesFilter,
+            timeoutSeconds = timeoutSeconds,
+            scope = scope,
+            autoDisableWebhooks = autoDisableWebhooks,
+            autoSkipTimeoutExceptions = autoSkipTimeoutExceptions,
+            mediaGroupsDebounceTimeMillis = mediaGroupsDebounceTimeMillis,
+            exceptionsHandler = defaultExceptionsHandler
        )
    }
 }
--- a/tgbotapi.behaviour_builder.fsm/src/commonMain/kotlin/dev/inmo/tgbotapi/extensions/behaviour_builder/TelegramBotWithFSM.kt
+++ b/tgbotapi.behaviour_builder.fsm/src/commonMain/kotlin/dev/inmo/tgbotapi/extensions/behaviour_builder/TelegramBotWithFSM.kt
@@ -13,6 +13,7 @@ import dev.inmo.tgbotapi.bot.TelegramBot
 import dev.inmo.tgbotapi.extensions.utils.updates.retrieving.startGettingOfUpdatesByLongPolling
 import dev.inmo.tgbotapi.extensions.utils.updates.retrieving.updateHandlerWithMediaGroupsAdaptation
 import dev.inmo.tgbotapi.types.Seconds
+import dev.inmo.tgbotapi.types.update.abstracts.Update
 import dev.inmo.tgbotapi.updateshandlers.FlowsUpdatesFilter
 import dev.inmo.tgbotapi.utils.telegramBotAPIDefaultUrl
 import kotlinx.coroutines.CoroutineScope
@@ -53,6 +54,8 @@ suspend fun <T : State> telegramBotWithBehaviourAndFSM(
    autoDisableWebhooks: Boolean = true,
    autoSkipTimeoutExceptions: Boolean = true,
    mediaGroupsDebounceTimeMillis: Long? = 1000L,
+    subcontextInitialAction: CustomBehaviourContextAndTypeReceiver<BehaviourContext, Unit, Update> = {},
+    stateInitialAction: CustomBehaviourContextAndTypeReceiver<BehaviourContextWithFSM<T>, Unit, T> = {},
    block: CustomBehaviourContextReceiver<DefaultBehaviourContextWithFSM<T>, Unit>
 ): TelegramBot = telegramBot(
    token,
@@ -61,18 +64,20 @@ suspend fun <T : State> telegramBotWithBehaviourAndFSM(
    builder
 ).apply {
    buildBehaviourWithFSMAndStartLongPolling(
-        flowsUpdatesFilter.allUpdatesFlow,
-        scope ?: CoroutineScope(coroutineContext),
-        defaultExceptionsHandler,
-        statesManager,
-        presetHandlers,
-        fallbackHandler,
-        onStateHandlingErrorHandler,
-        timeoutSeconds,
-        autoDisableWebhooks,
-        autoSkipTimeoutExceptions,
-        mediaGroupsDebounceTimeMillis,
-        block
+        upstreamUpdatesFlow = flowsUpdatesFilter.allUpdatesFlow,
+        scope = scope ?: CoroutineScope(coroutineContext),
+        defaultExceptionsHandler = defaultExceptionsHandler,
+        statesManager = statesManager,
+        presetHandlers = presetHandlers,
+        fallbackHandler = fallbackHandler,
+        onStateHandlingErrorHandler = onStateHandlingErrorHandler,
+        timeoutSeconds = timeoutSeconds,
+        autoDisableWebhooks = autoDisableWebhooks,
+        autoSkipTimeoutExceptions = autoSkipTimeoutExceptions,
+        mediaGroupsDebounceTimeMillis = mediaGroupsDebounceTimeMillis,
+        subcontextInitialAction = subcontextInitialAction,
+        stateInitialAction = stateInitialAction,
+        block = block
    )
 }

@@ -106,6 +111,8 @@ suspend fun <T : State> telegramBotWithBehaviourAndFSMAndStartLongPolling(
    autoDisableWebhooks: Boolean = true,
    autoSkipTimeoutExceptions: Boolean = true,
    mediaGroupsDebounceTimeMillis: Long? = 1000L,
+    subcontextInitialAction: CustomBehaviourContextAndTypeReceiver<BehaviourContext, Unit, Update> = {},
+    stateInitialAction: CustomBehaviourContextAndTypeReceiver<BehaviourContextWithFSM<T>, Unit, T> = {},
    block: CustomBehaviourContextReceiver<DefaultBehaviourContextWithFSM<T>, Unit>
 ): Pair<TelegramBot, Job> {
    return telegramBot(
@@ -115,17 +122,19 @@ suspend fun <T : State> telegramBotWithBehaviourAndFSMAndStartLongPolling(
        builder
    ).let {
        it to it.buildBehaviourWithFSMAndStartLongPolling (
-            scope ?: CoroutineScope(coroutineContext),
-            defaultExceptionsHandler,
-            statesManager,
-            presetHandlers,
-            fallbackHandler,
-            onStateHandlingErrorHandler,
-            timeoutSeconds,
-            autoDisableWebhooks,
-            autoSkipTimeoutExceptions,
-            mediaGroupsDebounceTimeMillis,
-            block
+            scope = scope ?: CoroutineScope(coroutineContext),
+            defaultExceptionsHandler = defaultExceptionsHandler,
+            statesManager = statesManager,
+            presetHandlers = presetHandlers,
+            fallbackHandler = fallbackHandler,
+            onStateHandlingErrorHandler = onStateHandlingErrorHandler,
+            timeoutSeconds = timeoutSeconds,
+            autoDisableWebhooks = autoDisableWebhooks,
+            autoSkipTimeoutExceptions = autoSkipTimeoutExceptions,
+            mediaGroupsDebounceTimeMillis = mediaGroupsDebounceTimeMillis,
+            subcontextInitialAction = subcontextInitialAction,
+            stateInitialAction = stateInitialAction,
+            block = block
        )
    }
 }