module arch.node.engines.transport_connection_behaviour;

import arch.node.engines.transport_connection_messages open;
import arch.node.engines.transport_connection_config open;
import arch.node.engines.transport_connection_environment open;

import arch.node.types.basics open;
import arch.node.types.identities open;
import arch.node.types.messages open;
import arch.node.types.engine open;
import arch.node.types.anoma as Anoma open;

TransportConnectionActionArguments : Type := Unit;

TransportConnectionAction : Type :=
  Action
    TransportConnectionLocalCfg
    TransportConnectionLocalState
    TransportConnectionMailboxState
    TransportConnectionTimerHandle
    TransportConnectionActionArguments
    Anoma.Msg
    Anoma.Cfg
    Anoma.Env;

TransportConnectionActionInput : Type :=
  ActionInput
    TransportConnectionLocalCfg
    TransportConnectionLocalState
    TransportConnectionMailboxState
    TransportConnectionTimerHandle
    TransportConnectionActionArguments
    Anoma.Msg;

TransportConnectionActionEffect : Type :=
  ActionEffect
    TransportConnectionLocalState
    TransportConnectionMailboxState
    TransportConnectionTimerHandle
    Anoma.Msg
    Anoma.Cfg
    Anoma.Env;

TransportConnectionActionExec : Type :=
  ActionExec
    TransportConnectionLocalCfg
    TransportConnectionLocalState
    TransportConnectionMailboxState
    TransportConnectionTimerHandle
    TransportConnectionActionArguments
    Anoma.Msg
    Anoma.Cfg
    Anoma.Env;

exampleReplyAction
  (input : TransportConnectionActionInput)
  : Option TransportConnectionActionEffect := TODO;

{-
let
cfg := ActionInput.cfg input;
env := ActionInput.env input;
trigger := ActionInput.trigger input;
args := ActionInput.args input;
in
case getEngineMsgFromTimestampedTrigger trigger of {
| some EngineMsg.mk@{
msg := Anoma.PreMsg.MsgTransportConnection (TransportConnectionMsgExampleRequest req);
sender := sender;
target := target;
mailbox := mailbox;
} :=
some ActionEffect.mk@{
env := env;
msgs := [
EngineMsg.mk@{
sender := getEngineIDFromEngineCfg cfg;
target := sender;
mailbox := some 0;
msg :=
Anoma.PreMsg.MsgTransportConnection
(TransportConnectionMsgExampleReply
(ok mkExampleReplyOk@{
argOne := ExampleRequest.argOne req;
}));
}
];
timers := [];
engines := [];
}
| _ := none
-}
exampleReplyActionLabel : TransportConnectionActionExec :=
  ActionExec.Seq [exampleReplyAction];

TransportConnectionGuard : Type :=
  Guard
    TransportConnectionLocalCfg
    TransportConnectionLocalState
    TransportConnectionMailboxState
    TransportConnectionTimerHandle
    TransportConnectionActionArguments
    Anoma.Msg
    Anoma.Cfg
    Anoma.Env;

TransportConnectionGuardOutput : Type :=
  GuardOutput
    TransportConnectionLocalCfg
    TransportConnectionLocalState
    TransportConnectionMailboxState
    TransportConnectionTimerHandle
    TransportConnectionActionArguments
    Anoma.Msg
    Anoma.Cfg
    Anoma.Env;

TransportConnectionGuardEval : Type :=
  GuardEval
    TransportConnectionLocalCfg
    TransportConnectionLocalState
    TransportConnectionMailboxState
    TransportConnectionTimerHandle
    TransportConnectionActionArguments
    Anoma.Msg
    Anoma.Cfg
    Anoma.Env;

exampleReplyGuard
  (trigger : TransportConnectionTimestampedTrigger)
  (cfg : TransportConnectionCfg)
  (env : TransportConnectionEnv)
  : Option TransportConnectionGuardOutput := TODO;

{-
case getEngineMsgFromTimestampedTrigger trigger of {
| some EngineMsg.mk@{
msg := Anoma.PreMsg.MsgTransportConnection (TransportConnectionMsgExampleRequest req);
sender := mkPair none _; -- from local engines only (NodeID is none)
} := some GuardOutput.mk@{
action := exampleReplyActionLabel;
args := [];
}
| _ := none
-}
TransportConnectionBehaviour : Type :=
  EngineBehaviour
    TransportConnectionLocalCfg
    TransportConnectionLocalState
    TransportConnectionMailboxState
    TransportConnectionTimerHandle
    TransportConnectionActionArguments
    Anoma.Msg
    Anoma.Cfg
    Anoma.Env;

module transport_connection_behaviour_example;
  
  exTransportConnectionBehaviour : TransportConnectionBehaviour :=
    EngineBehaviour.mk@{
      guards := GuardEval.First [exampleReplyGuard];
    };

end;