experimental invitation management commands for squad leaders, mostly untested atm; messages for being denied squad admission

src/main/scala/net/psforever/actors/session/normal/ChatLogic.scala

@@ -138,6 +138,7 @@ class ChatLogic(val ops: ChatOperations, implicit val context: ActorContext) ext
         case "grenade" => ops.customCommandGrenade(session, log)
         case "macro" => ops.customCommandMacro(session, params)
         case "progress" => ops.customCommandProgress(session, params)
+        case "squad" => ops.customCommandSquad(params)
         case _ =>
           // command was not handled
           sendResponse(

src/main/scala/net/psforever/actors/session/normal/SquadHandlerLogic.scala

@@ -349,6 +349,9 @@ class SquadHandlerLogic(val ops: SessionSquadHandlers, implicit val context: Act
         case SquadResponse.WaypointEvent(WaypointEventAction.Remove, char_id, waypoint_type, _, _, _) =>
           sendResponse(SquadWaypointEvent.Remove(ops.squad_supplement_id, char_id, waypoint_type))
 
+        case SquadResponse.SquadRelatedComment(comment) =>
+          sendResponse(ChatMsg(ChatMessageType.UNK_227, comment))
+
         case _ => ()
       }
     }

src/main/scala/net/psforever/actors/session/support/ChatOperations.scala

@@ -2,6 +2,8 @@
 package net.psforever.actors.session.support
 
 import akka.actor.Cancellable
+import net.psforever.objects.LivePlayerList
+import akka.actor.{ActorRef => ClassicActorRef}
 import akka.actor.typed.ActorRef
 import akka.actor.{ActorContext, typed}
 import net.psforever.actors.session.spectator.SpectatorMode
@@ -12,6 +14,7 @@ import net.psforever.objects.zones.ZoneInfo
 import net.psforever.packet.game.SetChatFilterMessage
 import net.psforever.services.chat.{DefaultChannel, SquadChannel}
 import net.psforever.services.local.{LocalAction, LocalServiceMessage}
+import net.psforever.services.teamwork.SquadService
 import net.psforever.types.ChatMessageType.CMT_QUIT
 import org.log4s.Logger
 
@@ -54,6 +57,7 @@ class ChatOperations(
                       val sessionLogic: SessionData,
                       val avatarActor: typed.ActorRef[AvatarActor.Command],
                       val chatService: typed.ActorRef[ChatService.Command],
+                      val squadService: ClassicActorRef,
                       val cluster: typed.ActorRef[InterstellarClusterService.Command],
                       implicit val context: ActorContext
                     ) extends CommonSessionInterfacingFunctionality {
@@ -1284,6 +1288,32 @@ class ChatOperations(
     true
   }
 
+  def customCommandSquad(params: Seq[String]): Boolean = {
+    params match {
+      case "invites" :: _ =>
+        squadService ! SquadService.ListAllCurrentInvites
+
+      case "accept" :: names if names.contains("all") =>
+        squadService ! SquadService.ChainAcceptance(player, player.CharId, Nil)
+      case "accept" :: names if names.nonEmpty =>
+        val results = names.flatMap { name =>
+          LivePlayerList.WorldPopulation { case (_, p) => p.name.equals(name) }.map(_.id.toLong)
+        }
+        squadService ! SquadService.ChainAcceptance(player, player.CharId, results)
+
+      case "reject" :: names if names.contains("all") =>
+        squadService ! SquadService.ChainRejection(player, player.CharId, Nil)
+      case "reject" :: names if names.nonEmpty =>
+        val results = names.flatMap { name =>
+          LivePlayerList.WorldPopulation { case (_, p) => p.name.equals(name) }.map(_.id.toLong)
+        }
+        squadService ! SquadService.ChainRejection(player, player.CharId, results)
+
+      case _ => ()
+    }
+    true
+  }
+
   def firstParam[T](
                              session: Session,
                              buffer: Iterable[String],

src/main/scala/net/psforever/actors/session/support/SessionData.scala

@@ -165,15 +165,15 @@ class SessionData(
       case LookupResult("squad", endpoint) =>
         squadService = endpoint
         buildDependentOperationsForSquad(endpoint)
+        buildDependentOperationsForChat(chatService, endpoint, cluster)
         true
       case ICS.InterstellarClusterServiceKey.Listing(listings) =>
         cluster = listings.head
         buildDependentOperationsForZoning(galaxyService, cluster)
-        buildDependentOperationsForChat(chatService, cluster)
         true
       case ChatService.ChatServiceKey.Listing(listings) =>
         chatService = listings.head
-        buildDependentOperationsForChat(chatService, cluster)
+        buildDependentOperationsForChat(chatService, squadService, cluster)
         true
 
       case _ =>
@@ -200,9 +200,16 @@ class SessionData(
     }
   }
 
-  def buildDependentOperationsForChat(chatService: typed.ActorRef[ChatService.Command], clusterActor: typed.ActorRef[ICS.Command]): Unit = {
-    if (chatOpt.isEmpty && chatService != Default.typed.Actor && clusterActor != Default.typed.Actor) {
-      chatOpt = Some(new ChatOperations(sessionLogic=this, avatarActor, chatService, clusterActor, context))
+  def buildDependentOperationsForChat(
+                                       chatService: typed.ActorRef[ChatService.Command],
+                                       squadService: ActorRef,
+                                       clusterActor: typed.ActorRef[ICS.Command]
+                                     ): Unit = {
+    if (chatOpt.isEmpty &&
+      chatService != Default.typed.Actor &&
+      squadService !=Default.Actor &&
+      clusterActor != Default.typed.Actor) {
+      chatOpt = Some(new ChatOperations(sessionLogic=this, avatarActor, chatService, squadService, clusterActor, context))
     }
   }
 

src/main/scala/net/psforever/services/teamwork/SquadInvitationManager.scala

@@ -4,6 +4,8 @@ package net.psforever.services.teamwork
 import akka.actor.ActorRef
 import akka.pattern.ask
 import akka.util.Timeout
+
+import scala.annotation.unused
 import scala.collection.mutable
 import scala.concurrent.duration._
 import scala.concurrent.ExecutionContext.Implicits.global
@@ -119,14 +121,15 @@ class SquadInvitationManager(subs: SquadSubscriptionEntity, parent: ActorRef) {
     val leader = squad2.Leader.CharId
     Allowed(invitedPlayer, invitingPlayer)
     Allowed(leader, invitingPlayer)
+    lazy val preface = s"$invitingPlayer's invitation got reversed to $invitedPlayer's squad, but"
     if (squad2.Size == squad2.Capacity) {
-      log.debug(s"$invitingPlayer's invitation got reversed to $invitedPlayer's squad, but the squad has no available positions")
+      log.debug(s"$preface the squad has no available positions")
     } else if (Refused(invitingPlayer).contains(invitedPlayer)) {
-      log.debug(s"$invitingPlayer's invitation got reversed to $invitedPlayer's squad, but $invitedPlayer repeated a previous refusal to $invitingPlayer's invitation offer")
+      log.debug(s"$preface $invitedPlayer repeated a previous refusal to $invitingPlayer's invitation offer")
     } else if (Refused(invitingPlayer).contains(leader)) {
-      log.debug(s"$invitingPlayer's invitation got reversed to $invitedPlayer's squad, but $leader repeated a previous refusal to $invitingPlayer's invitation offer")
+      log.debug(s"$preface $leader repeated a previous refusal to $invitingPlayer's invitation offer")
     } else if (features.DeniedPlayers().contains(invitingPlayer)) {
-      log.debug(s"$invitingPlayer's invitation got reversed to $invitedPlayer's squad, but $invitingPlayer is denied the invitation")
+      log.debug(s"$preface $invitingPlayer is denied the invitation")
     } else {
       features.AllowedPlayers(invitedPlayer)
       AddInviteAndRespond(
@@ -165,7 +168,7 @@ class SquadInvitationManager(subs: SquadSubscriptionEntity, parent: ActorRef) {
     val availableForJoiningSquad = notLimitedByEnrollmentInSquad(invitedPlayerSquadOpt, invitedPlayer)
     acceptedInvite match {
       case Some(RequestRole(petitioner, features, position))
-        if canEnrollInSquad(features, petitioner.CharId) =>
+        if SquadInvitationManager.canEnrollInSquad(features, petitioner.CharId) =>
         //player requested to join a squad's specific position
         //invitedPlayer is actually the squad leader; petitioner is the actual "invitedPlayer"
         if (JoinSquad(petitioner, features, position)) {
@@ -174,7 +177,7 @@ class SquadInvitationManager(subs: SquadSubscriptionEntity, parent: ActorRef) {
         }
 
       case Some(IndirectInvite(recruit, features))
-        if canEnrollInSquad(features, recruit.CharId) =>
+        if SquadInvitationManager.canEnrollInSquad(features, recruit.CharId) =>
         //tplayer / invitedPlayer is actually the squad leader
         val recruitCharId = recruit.CharId
         HandleVacancyInvite(features, recruitCharId, invitedPlayer, recruit) match {
@@ -188,7 +191,7 @@ class SquadInvitationManager(subs: SquadSubscriptionEntity, parent: ActorRef) {
         }
 
       case Some(VacancyInvite(invitingPlayer, _, features))
-        if availableForJoiningSquad && canEnrollInSquad(features, invitedPlayer) =>
+        if availableForJoiningSquad && SquadInvitationManager.canEnrollInSquad(features, invitedPlayer) =>
         //accepted an invitation to join an existing squad
         HandleVacancyInvite(features, invitedPlayer, invitingPlayer, tplayer) match {
           case Some((_, line)) =>
@@ -204,7 +207,7 @@ class SquadInvitationManager(subs: SquadSubscriptionEntity, parent: ActorRef) {
         SquadMembershipAcceptInviteAction(invitingPlayer, tplayer, invitedPlayer)
 
       case Some(LookingForSquadRoleInvite(member, features, position))
-        if availableForJoiningSquad && canEnrollInSquad(features, invitedPlayer) =>
+        if availableForJoiningSquad && SquadInvitationManager.canEnrollInSquad(features, invitedPlayer) =>
         val invitingPlayer = member.CharId
         features.ProxyInvites = features.ProxyInvites.filterNot { _ == invitedPlayer }
         if (JoinSquad(tplayer, features, position)) {
@@ -215,7 +218,7 @@ class SquadInvitationManager(subs: SquadSubscriptionEntity, parent: ActorRef) {
         }
 
       case Some(ProximityInvite(member, features, position))
-        if availableForJoiningSquad && canEnrollInSquad(features, invitedPlayer) =>
+        if availableForJoiningSquad && SquadInvitationManager.canEnrollInSquad(features, invitedPlayer) =>
         val invitingPlayer = member.CharId
         features.ProxyInvites = features.ProxyInvites.filterNot { _ == invitedPlayer }
         if (JoinSquad(tplayer, features, position)) {
@@ -280,10 +283,6 @@ class SquadInvitationManager(subs: SquadSubscriptionEntity, parent: ActorRef) {
     }
   }
 
-  def canEnrollInSquad(features: SquadFeatures, charId: Long): Boolean = {
-    !features.Squad.Membership.exists { _.CharId == charId }
-  }
-
   def SquadMembershipAcceptInviteAction(invitingPlayer: Player, player: Player, invitedPlayer: Long): Unit = {
     //originally, we were invited by someone into a new squad they would form
     val invitingPlayerCharId = invitingPlayer.CharId
@@ -416,24 +415,75 @@ class SquadInvitationManager(subs: SquadSubscriptionEntity, parent: ActorRef) {
   def handleRejection(
                        tplayer: Player,
                        rejectingPlayer: Long,
-                       squadsToLeaders: List[(PlanetSideGUID, Long)]
+                       squadsToLeaders: List[(PlanetSideGUID, SquadFeatures)]
                      ): Unit = {
     val rejectedBid = RemoveInvite(rejectingPlayer)
-    (rejectedBid match {
+    FormatRejection(
+      DoRejection(rejectedBid, tplayer, rejectingPlayer, squadsToLeaders),
+      tplayer
+    )
+    NextInviteAndRespond(rejectingPlayer)
+  }
+
+  def ParseRejection(
+                      rejectedBid: Option[Invitation],
+                      @unused tplayer: Player,
+                      rejectingPlayer: Long,
+                      squadsToLeaders: List[(PlanetSideGUID, SquadFeatures)]
+                    ): (Option[Long], Option[Long]) = {
+    rejectedBid match {
+      case Some(SpontaneousInvite(leader)) =>
+        //rejectingPlayer is the would-be squad member; the would-be squad leader sent the request and was rejected
+        val invitingPlayerCharId = leader.CharId
+        (Some(rejectingPlayer), Some(invitingPlayerCharId))
+
+      case Some(VacancyInvite(leader, _, _))
+        /*if SquadInvitationManager.notLeaderOfThisSquad(squadsToLeaders, features.Squad.GUID, rejectingPlayer)*/ =>
+        //rejectingPlayer is the would-be squad member; the squad leader sent the request and was rejected
+        (Some(rejectingPlayer), Some(leader))
+
+      case Some(ProximityInvite(_, _, _))
+        /*if SquadInvitationManager.notLeaderOfThisSquad(squadsToLeaders, features.Squad.GUID, rejectingPlayer)*/ =>
+        //rejectingPlayer is the would-be squad member; the squad leader sent the request and was rejected
+        (Some(rejectingPlayer), None)
+
+      case Some(LookingForSquadRoleInvite(member, _, _))
+        if member.CharId != rejectingPlayer =>
+        val leaderCharId = member.CharId
+        //rejectingPlayer is the would-be squad member; the squad leader sent the request and was rejected
+        (Some(rejectingPlayer), Some(leaderCharId))
+
+      case Some(RequestRole(rejected, features, _))
+        if SquadInvitationManager.notLeaderOfThisSquad(squadsToLeaders, features.Squad.GUID, rejected.CharId) =>
+        //rejected is the would-be squad member; rejectingPlayer is the squad leader who rejected the request
+        (Some(rejectingPlayer), None)
+
+      case _ => //TODO IndirectInvite, etc., but how to handle them?
+        (None, None)
+    }
+  }
+
+  def DoRejection(
+                   rejectedBid: Option[Invitation],
+                   tplayer: Player,
+                   rejectingPlayer: Long,
+                   squadsToLeaders: List[(PlanetSideGUID, SquadFeatures)]
+                 ): (Option[Long], Option[Long], String) = {
+    rejectedBid match {
       case Some(SpontaneousInvite(leader)) =>
         //rejectingPlayer is the would-be squad member; the would-be squad leader sent the request and was rejected
         val invitingPlayerCharId = leader.CharId
         Refused(rejectingPlayer, invitingPlayerCharId)
-        (Some(rejectingPlayer), Some(invitingPlayerCharId))
+        (Some(rejectingPlayer), Some(invitingPlayerCharId), "anonymous")
 
-      case Some(VacancyInvite(leader, _, _))
-        /*if notLeaderOfThisSquad(squadsToLeaders, features.Squad.GUID, rejectingPlayer)*/ =>
+      case Some(VacancyInvite(leader, _, features))
+        /*if SquadInvitationManager.notLeaderOfThisSquad(squadsToLeaders, features.Squad.GUID, rejectingPlayer)*/ =>
         //rejectingPlayer is the would-be squad member; the squad leader sent the request and was rejected
         Refused(rejectingPlayer, leader)
-        (Some(rejectingPlayer), Some(leader))
+        (Some(rejectingPlayer), Some(leader), features.Squad.Task)
 
       case Some(ProximityInvite(_, features, position))
-        /*if notLeaderOfThisSquad(squadsToLeaders, features.Squad.GUID, rejectingPlayer)*/ =>
+        /*if SquadInvitationManager.notLeaderOfThisSquad(squadsToLeaders, features.Squad.GUID, rejectingPlayer)*/ =>
         //rejectingPlayer is the would-be squad member; the squad leader sent the request and was rejected
         ReloadProximityInvite(
           tplayer.Zone.Players,
@@ -441,52 +491,53 @@ class SquadInvitationManager(subs: SquadSubscriptionEntity, parent: ActorRef) {
           features,
           position
         )
-        (Some(rejectingPlayer), None)
+        (Some(rejectingPlayer), None, features.Squad.Task)
 
-      case Some(LookingForSquadRoleInvite(member, guid, position))
+      case Some(LookingForSquadRoleInvite(member, features, position))
         if member.CharId != rejectingPlayer =>
         val leaderCharId = member.CharId
         //rejectingPlayer is the would-be squad member; the squad leader sent the request and was rejected
         ReloadSearchForRoleInvite(
           LivePlayerList.WorldPopulation { _ => true },
           rejectingPlayer,
-          guid,
+          features,
           position
         )
-        (Some(rejectingPlayer), Some(leaderCharId))
+        (Some(rejectingPlayer), Some(leaderCharId), features.Squad.Task)
 
       case Some(RequestRole(rejected, features, _))
-        if notLeaderOfThisSquad(squadsToLeaders, features.Squad.GUID, rejected.CharId) =>
+        if SquadInvitationManager.notLeaderOfThisSquad(squadsToLeaders, features.Squad.GUID, rejected.CharId) =>
         //rejected is the would-be squad member; rejectingPlayer is the squad leader who rejected the request
         features.DeniedPlayers(rejected.CharId)
-        (Some(rejectingPlayer), None)
+        (Some(rejectingPlayer), None, features.Squad.Task)
 
-      case _ => ; //TODO IndirectInvite, etc., but how to handle them?
-        (None, None)
-    }) match {
-      case (Some(rejected), Some(invited)) =>
+      case _ => //TODO IndirectInvite, etc., but how to handle them?
+        (None, None, "n|a")
+    }
+  }
+
+  def FormatRejection(
+                       rejectedPair: (Option[Long], Option[Long], String),
+                       tplayer: Player
+                     ): Unit = {
+    rejectedPair match {
+      case (Some(rejected), Some(inviter), squadName) =>
         subs.Publish(
           rejected,
-          SquadResponse.Membership(SquadResponseType.Reject, 0, 0, rejected, Some(invited), "", unk5=true, Some(None))
+          SquadResponse.Membership(SquadResponseType.Reject, 0, 0, rejected, Some(inviter), "", unk5=true, Some(None))
         )
         subs.Publish(
-          invited,
-          SquadResponse.Membership(SquadResponseType.Reject, 0, 0, invited, Some(rejected), tplayer.Name, unk5=false, Some(None))
+          inviter,
+          SquadResponse.Membership(SquadResponseType.Reject, 0, 0, inviter, Some(rejected), tplayer.Name, unk5=false, Some(None))
         )
-      case (Some(rejected), None) =>
+        subs.Publish(rejected, SquadResponse.SquadRelatedComment(s"Your request to join squad '$squadName' has been refused."))
+      case (Some(rejected), None, squadName) =>
         subs.Publish(
           rejected,
           SquadResponse.Membership(SquadResponseType.Reject, 0, 0, rejected, Some(rejected), "", unk5=true, Some(None))
         )
-      case _ => ;
-    }
-    NextInviteAndRespond(rejectingPlayer)
-  }
-
-  def notLeaderOfThisSquad(squadsToLeaders: List[(PlanetSideGUID, Long)], guid: PlanetSideGUID, charId: Long): Boolean = {
-    squadsToLeaders.find { case (squadGuid, _) => squadGuid == guid } match {
-      case Some((_, leaderId)) => leaderId != charId
-      case None                => false
+        subs.Publish(rejected, SquadResponse.SquadRelatedComment(s"Your request to join squad '$squadName' has been refused."))
+      case _ => ()
     }
   }
 
@@ -611,8 +662,14 @@ class SquadInvitationManager(subs: SquadSubscriptionEntity, parent: ActorRef) {
                                                           tplayer: Player,
                                                           features: SquadFeatures
                                                         ): Unit = {
+    SquadActionDefinitionAutoApproveInvitationRequests(tplayer.CharId, features)
+  }
+
+  def SquadActionDefinitionAutoApproveInvitationRequests(
+                                                          charId: Long,
+                                                          features: SquadFeatures
+                                                        ): Unit = {
     //allowed auto-approval - resolve the requests (only)
-    val charId = tplayer.CharId
     val (requests, others) =
       (invites.get(charId) match {
         case Some(invite) => invite +: queuedInvites.getOrElse(charId, Nil)
@@ -911,6 +968,155 @@ class SquadInvitationManager(subs: SquadSubscriptionEntity, parent: ActorRef) {
     }
   }
 
+  def listCurrentInvitations(charId: Long): List[String] = {
+    ((invites.get(charId), queuedInvites.get(charId)) match {
+      case (Some(invite), Some(invites)) =>
+        invite +: invites
+      case (Some(invite), None) =>
+        List(invite)
+      case (None, Some(invites)) =>
+        invites
+      case _ =>
+        List()
+    }).collect {
+      case RequestRole(player, _, _) => player.Name
+      case IndirectInvite(player, features) if !features.Squad.Leader.Name.equals(player.Name) => player.Name
+    }
+  }
+
+  def tryChainAcceptance(
+                          inviter: Player,
+                          charId: Long,
+                          list: List[Long],
+                          features: SquadFeatures
+                        ): Unit = {
+    //filter queued invites
+    lazy val squadToLeader = List((features.Squad.GUID, features))
+    lazy val squadName = features.Squad.Task
+    var foundPairs: List[(Player, Invitation)] = List()
+    val unmatchedInvites = queuedInvites
+      .getOrElse(charId, Nil)
+      .filter {
+        case invite @ RequestRole(invitee, _, _)
+          if list.contains(invitee.CharId) && !features.Squad.Leader.Name.equals(invitee.Name) =>
+          foundPairs = foundPairs :+ (invitee, invite)
+          false
+        case invite @ IndirectInvite(invitee, _)
+          if list.contains(invitee.CharId) && !features.Squad.Leader.Name.equals(invitee.Name) =>
+          foundPairs = foundPairs :+ (invitee, invite)
+          false
+        case _ =>
+          true
+      }
+    //handle active invite
+    val clearedActiveInvite = invites
+      .get(charId)
+      .collect {
+        case invite @ RequestRole(invitee, _, _)
+          if list.contains(invitee.CharId) && !features.Squad.Leader.Name.equals(invitee.Name) =>
+          SquadActionMembershipAcceptInvite(inviter, invitee.CharId, Some(invite), Some(features))
+          invites.remove(charId)
+          true
+        case invite @ IndirectInvite(invitee, _)
+          if list.contains(invitee.CharId) && !features.Squad.Leader.Name.equals(invitee.Name) =>
+          SquadActionMembershipAcceptInvite(inviter, invitee.CharId, Some(invite), Some(features))
+          invites.remove(charId)
+          true
+        case _ =>
+          false
+      }
+    //handle selected queued invites
+    val pairIterator = foundPairs.iterator
+    while (pairIterator.hasNext && features.Squad.Capacity < features.Squad.Size) {
+      val (player, invite) = pairIterator.next()
+      SquadActionMembershipAcceptInvite(inviter, player.CharId, Some(invite), Some(features))
+    }
+    //evaluate final squad composition
+    if (features.Squad.Capacity < features.Squad.Size) {
+      //replace unfiltered invites
+      if (unmatchedInvites.isEmpty) {
+        queuedInvites.remove(charId)
+      } else {
+        queuedInvites.put(charId, unmatchedInvites)
+      }
+      //manage next invitation
+      clearedActiveInvite.collect {
+        case true => NextInviteAndRespond(charId)
+      }
+    } else {
+      //squad is full
+      previousInvites.remove(charId)
+      queuedInvites.remove(charId)
+      clearedActiveInvite.collect {
+        case true => invites.remove(charId)
+      }
+      unmatchedInvites.foreach { invite =>
+        val (refusedId, _) = ParseRejection(Some(invite), inviter, inviter.CharId, squadToLeader)
+        subs.Publish(refusedId, SquadResponse.SquadRelatedComment(s"Your request to join squad '$squadName' has been refused."))
+      }
+      NextInviteAndRespond(charId)
+    }
+    //clean up any incomplete selected invites
+    pairIterator.foreach { case (_, invite) =>
+      val (refusedId, _) = ParseRejection(Some(invite), inviter, inviter.CharId, squadToLeader)
+      subs.Publish(refusedId, SquadResponse.SquadRelatedComment(s"Your request to join squad '$squadName' has been refused."))
+    }
+  }
+
+  def tryChainRejection(
+                         inviter: Player,
+                         charId: Long,
+                         list: List[Long],
+                         features: SquadFeatures): Unit = {
+    //handle queued invites
+    lazy val squadToLeader = List((features.Squad.GUID, features))
+    lazy val squadName = features.Squad.Task
+    val unmatchedInvites = queuedInvites
+      .getOrElse(charId, Nil)
+      .filter {
+        case invite @ RequestRole(invitee, _, _)
+          if list.contains(invitee.CharId) && !features.Squad.Leader.Name.equals(invitee.Name) =>
+          val (refusedId, _, _) = DoRejection(Some(invite), inviter, charId, squadToLeader)
+          subs.Publish(refusedId, SquadResponse.SquadRelatedComment(s"Your request to join squad '$squadName' has been refused."))
+          false
+        case invite @ IndirectInvite(invitee, _)
+          if list.contains(invitee.CharId) && !features.Squad.Leader.Name.equals(invitee.Name) =>
+          val (refusedId, _, _) = DoRejection(Some(invite), inviter, charId, squadToLeader)
+          subs.Publish(refusedId, SquadResponse.SquadRelatedComment(s"Your request to join squad '$squadName' has been refused."))
+          false
+        case _ =>
+          true
+      }
+    queuedInvites.put(charId, unmatchedInvites)
+    //handle active invite
+    invites
+      .get(charId)
+      .collect {
+        case invite @ RequestRole(player, features, _)
+          if list.contains(player.CharId) && !features.Squad.Leader.Name.equals(player.Name) =>
+          val (refusedId, _, _) = DoRejection(Some(invite), inviter, charId, squadToLeader)
+          subs.Publish(refusedId, SquadResponse.SquadRelatedComment(s"Your request to join squad '$squadName' has been refused."))
+          invites.remove(charId)
+          NextInviteAndRespond(charId)
+        case invite @ IndirectInvite(player, features)
+          if list.contains(player.CharId) && !features.Squad.Leader.Name.equals(player.Name) =>
+          val (refusedId, _, _) = DoRejection(Some(invite), inviter, charId, squadToLeader)
+          subs.Publish(refusedId, SquadResponse.SquadRelatedComment(s"Your request to join squad '$squadName' has been refused."))
+          invites.remove(charId)
+          NextInviteAndRespond(charId)
+        case _ => ()
+      }
+  }
+
+  def tryChainRejectionAll(charId: Long, features: SquadFeatures): Unit = {
+    val squadName = features.Squad.Task
+    CleanUpAllInvitesToSquad(features)
+      .filterNot(_ == charId)
+      .foreach { refusedId =>
+        subs.Publish(refusedId, SquadResponse.SquadRelatedComment(s"Your request to join squad '$squadName' has been refused."))
+      }
+  }
+
   def ShiftInvitesToPromotedSquadLeader(
                                          sponsoringPlayer: Long,
                                          promotedPlayer: Long
@@ -1695,18 +1901,18 @@ class SquadInvitationManager(subs: SquadSubscriptionEntity, parent: ActorRef) {
     * @see `VacancyInvite`
     * @param features the squad identifier
     */
-  def CleanUpAllInvitesToSquad(features: SquadFeatures): Unit = {
+  def CleanUpAllInvitesToSquad(features: SquadFeatures): List[Long] = {
     val guid = features.Squad.GUID
     //clean up invites
     val activeInviteIds = {
       val keys = invites.keys.toSeq
       invites.values.zipWithIndex
         .collect {
-          case (VacancyInvite(_, _, _squad), index) if _squad.Squad.GUID == guid             => index
-          case (IndirectInvite(_, _squad), index) if _squad.Squad.GUID == guid               => index
-          case (LookingForSquadRoleInvite(_, _squad, _), index) if _squad.Squad.GUID == guid => index
-          case (ProximityInvite(_, _squad, _), index) if _squad.Squad.GUID == guid           => index
-          case (RequestRole(_, _squad, _), index) if _squad.Squad.GUID == guid               => index
+          case (VacancyInvite(_, _, f), index) if f.Squad.GUID == guid             => index
+          case (IndirectInvite(_, f), index) if f.Squad.GUID == guid               => index
+          case (LookingForSquadRoleInvite(_, f, _), index) if f.Squad.GUID == guid => index
+          case (ProximityInvite(_, f, _), index) if f.Squad.GUID == guid           => index
+          case (RequestRole(_, f, _), index) if f.Squad.GUID == guid               => index
         }
         .map { index =>
           val key = keys(index)
@@ -1723,12 +1929,12 @@ class SquadInvitationManager(subs: SquadSubscriptionEntity, parent: ActorRef) {
           case (queue, index) =>
             val key = keys(index)
             val (targets, retained) = queue.partition {
-              case VacancyInvite(_, _, _squad)             => _squad.Squad.GUID == guid
-              case IndirectInvite(_, _squad)               => _squad.Squad.GUID == guid
-              case LookingForSquadRoleInvite(_, _squad, _) => _squad.Squad.GUID == guid
-              case ProximityInvite(_, _squad, _)           => _squad.Squad.GUID == guid
-              case RequestRole(_, _squad, _)               => _squad.Squad.GUID == guid
-              case _                                       => false
+              case VacancyInvite(_, _, f)             => f.Squad.GUID == guid
+              case IndirectInvite(_, f)               => f.Squad.GUID == guid
+              case LookingForSquadRoleInvite(_, f, _) => f.Squad.GUID == guid
+              case ProximityInvite(_, f, _)           => f.Squad.GUID == guid
+              case RequestRole(_, f, _)               => f.Squad.GUID == guid
+              case _                                  => false
             }
             if (retained.isEmpty) {
               queuedInvites.remove(key)
@@ -1744,7 +1950,9 @@ class SquadInvitationManager(subs: SquadSubscriptionEntity, parent: ActorRef) {
         .flatten
         .toList
     }
-    CleanUpSquadFeatures(activeInviteIds ++ queuedInviteIds, features, position = -1)
+    val allInviteIds = (activeInviteIds ++ queuedInviteIds).distinct
+    CleanUpSquadFeatures(allInviteIds, features, position = -1)
+    allInviteIds
   }
 
   /**
@@ -2151,4 +2359,15 @@ object SquadInvitationManager {
   }
 
   final case class FinishStartSquad(features: SquadFeatures)
+
+  def canEnrollInSquad(features: SquadFeatures, charId: Long): Boolean = {
+    !features.Squad.Membership.exists { _.CharId == charId }
+  }
+
+  def notLeaderOfThisSquad(squadsToLeaders: List[(PlanetSideGUID, SquadFeatures)], guid: PlanetSideGUID, charId: Long): Boolean = {
+    squadsToLeaders.find { case (squadGuid, _) => squadGuid == guid } match {
+      case Some((_, features)) => features.Squad.Leader.CharId != charId
+      case None                => false
+    }
+  }
 }

src/main/scala/net/psforever/services/teamwork/SquadService.scala

@@ -2,6 +2,9 @@
 package net.psforever.services.teamwork
 
 import akka.actor.{Actor, ActorRef, Terminated}
+import net.psforever.actors.session.SessionActor
+import net.psforever.packet.game.ChatMsg
+import net.psforever.types.ChatMessageType
 
 import java.io.{PrintWriter, StringWriter}
 import scala.annotation.unused
@@ -111,7 +114,7 @@ class SquadService extends Actor {
     * @return `true`, if the identifier is reset; `false`, otherwise
     */
   def TryResetSquadId(): Boolean = {
-    if (squadFeatures.isEmpty) {
+    if (squadFeatures.isEmpty && LivePlayerList.WorldPopulation(_ => true).isEmpty) {
       sid = 1
       true
     } else {
@@ -199,7 +202,7 @@ class SquadService extends Actor {
       LeaveInGeneral(sender())
 
     case Terminated(actorRef) =>
-      TerminatedBy(actorRef)
+      LeaveInGeneral(actorRef)
 
     case message @ SquadServiceMessage(tplayer, zone, squad_action) =>
       squad_action match {
@@ -243,16 +246,39 @@ class SquadService extends Actor {
     case SquadService.ResendActiveInvite(charId) =>
       invitations.resendActiveInvite(charId)
 
+    case SquadService.ListAllCurrentInvites(charId) =>
+      ListCurrentInvitations(charId)
+
+    case SquadService.ChainAcceptance(player, charId, list) =>
+      ChainAcceptanceIntoSquad(player, charId, list)
+
+    case SquadService.ChainRejection(player, charId, list) =>
+      ChainRejectionFromSquad(player, charId, list)
+
     case msg =>
       log.warn(s"Unhandled message $msg from ${sender()}")
   }
 
+  /**
+   * Subscribe to a faction-wide channel.
+   * @param faction sub-channel name
+   * @param sender subscriber
+   */
   def JoinByFaction(faction: String, sender: ActorRef): Unit = {
     val path = s"/$faction/Squad"
     log.trace(s"$sender has joined $path")
     subs.SquadEvents.subscribe(sender, path)
   }
 
+  /**
+   * Subscribe to a client-specific channel.
+   * The channel name is expected to be a `Long` number but is passed as a `String`.
+   * As is the case, the actual channel name may not parse into a proper long integer after being passed and
+   * there are failure cases.
+   * @param charId sub-channel name
+   * @param sender subscriber
+   * @see `SquadInvitationManager.handleJoin`
+   */
   def JoinByCharacterId(charId: String, sender: ActorRef): Unit = {
     try {
       val longCharId = charId.toLong
@@ -272,12 +298,23 @@ class SquadService extends Actor {
     }
   }
 
+  /**
+   * Unsubscribe from a faction-wide channel.
+   * @param faction sub-channel name
+   * @param sender subscriber
+   */
   def LeaveByFaction(faction: String, sender: ActorRef): Unit = {
     val path = s"/$faction/Squad"
     log.trace(s"$sender has left $path")
     subs.SquadEvents.unsubscribe(sender, path)
   }
 
+  /**
+   * Unsubscribe from a client-specific channel.
+   * @param charId sub-channel name
+   * @param sender subscriber
+   * @see `LeaveService`
+   */
   def LeaveByCharacterId(charId: String, sender: ActorRef): Unit = {
     try {
       LeaveService(charId.toLong, sender)
@@ -292,23 +329,23 @@ class SquadService extends Actor {
     }
   }
 
+  /**
+   * Assuming a subscriber that matches previously subscribed data,
+   * completely unsubscribe and forget this entry.
+   * @param sender subscriber
+   * @see `LeaveService`
+   */
   def LeaveInGeneral(sender: ActorRef): Unit = {
-    subs.UserEvents find { case (_, subscription) => subscription.path.equals(sender.path) } match {
+    context.unwatch(sender)
+    subs.UserEvents.find {
+      case (_, subscription) => (subscription eq sender) || subscription.path.equals(sender.path)
+    } match {
       case Some((to, _)) =>
         LeaveService(to, sender)
       case _ => ()
     }
   }
 
-  def TerminatedBy(requestee: ActorRef): Unit = {
-    context.unwatch(requestee)
-    subs.UserEvents find { case (_, subscription) => subscription eq requestee } match {
-      case Some((to, _)) =>
-        LeaveService(to, requestee)
-      case _ => ()
-    }
-  }
-
   def performStartSquad(sender: ActorRef, player: Player): Unit = {
     val invitingPlayerCharId = player.CharId
     if (EnsureEmptySquad(invitingPlayerCharId)) {
@@ -544,7 +581,7 @@ class SquadService extends Actor {
     invitations.handleRejection(
       tplayer,
       rejectingPlayer,
-      squadFeatures.map { case (guid, features) => (guid, features.Squad.Leader.CharId) }.toList
+      squadFeatures.map { case (guid, features) => (guid, features) }.toList
     )
   }
 
@@ -1084,9 +1121,14 @@ class SquadService extends Actor {
   }
 
   /**
-    * na
+    * Completely remove information about a former subscriber from the squad management service.
     * @param charId the player's unique character identifier number
     * @param sender the `ActorRef` associated with this character
+    * @see `DisbandSquad`
+    * @see `LeaveSquad`
+    * @see `SquadInvitationManager.handleLeave`
+    * @see `SquadSwitchboard.PanicLeaveSquad`
+    * @see `TryResetSquadId`
     */
   def LeaveService(charId: Long, sender: ActorRef): Unit = {
     subs.MonitorSquadDetails.subtractOne(charId)
@@ -1129,8 +1171,7 @@ class SquadService extends Actor {
     }
     subs.SquadEvents.unsubscribe(sender) //just to make certain
     searchData.remove(charId)
-    //todo turn this back on. See PR 1157 for why it was commented out.
-    //TryResetSquadId()
+    TryResetSquadId()
   }
 
   /**
@@ -1285,6 +1326,50 @@ class SquadService extends Actor {
         }
       }
   }
+
+  def ListCurrentInvitations(charId: Long) : Unit = {
+    GetLeadingSquad(charId, None)
+      .map { _ =>
+        invitations.listCurrentInvitations(charId)
+      }
+      .collect {
+        case listOfInvites if listOfInvites.nonEmpty =>
+          listOfInvites match {
+            case active :: queued if queued.nonEmpty =>
+              subs.Publish(charId, SquadResponse.WantsSquadPosition(charId, s"$active, ${queued.mkString(", ")}"))
+              listOfInvites
+            case active :: _ =>
+              subs.Publish(charId, SquadResponse.WantsSquadPosition(charId, active))
+              listOfInvites
+          }
+      }
+      .orElse {
+        context.self ! SessionActor.SendResponse(ChatMsg(ChatMessageType.UNK_227, "You do not have any current invites to manage."))
+        None
+      }
+  }
+
+  def ChainAcceptanceIntoSquad(player: Player, charId: Long, listOfCharIds: List[Long]): Unit = {
+    GetLeadingSquad(charId, None)
+      .foreach { features =>
+        if (listOfCharIds.nonEmpty) {
+          invitations.tryChainAcceptance(player, charId, listOfCharIds, features)
+        } else {
+          invitations.SquadActionDefinitionAutoApproveInvitationRequests(charId, features)
+        }
+      }
+  }
+
+  def ChainRejectionFromSquad(player: Player, charId: Long, listOfCharIds: List[Long]): Unit = {
+    GetLeadingSquad(charId, None)
+      .foreach { features =>
+        if (listOfCharIds.nonEmpty) {
+          invitations.tryChainRejection(player, charId, listOfCharIds, features)
+        } else {
+          invitations.tryChainRejectionAll(charId, features)
+        }
+      }
+  }
 }
 
 object SquadService {
@@ -1294,6 +1379,12 @@ object SquadService {
 
   final case class ResendActiveInvite(charId: Long)
 
+  final case class ListAllCurrentInvites(charId: Long)
+
+  final case class ChainAcceptance(player: Player, charId: Long, listOfCharIds: List[Long])
+
+  final case class ChainRejection(player: Player, charId: Long, listOfCharIds: List[Long])
+
   /**
     * A message to indicate that the squad list needs to update for the clients.
     * @param features the squad

src/main/scala/net/psforever/services/teamwork/SquadServiceResponse.scala

@@ -73,4 +73,6 @@ object SquadResponse {
                                        unk2: Int,
                                        zoneNumber: Int
                                      ) extends Response
+
+  final case class SquadRelatedComment(str: String) extends Response
 }

src/main/scala/net/psforever/services/teamwork/SquadSubscriptionEntity.scala

@@ -133,7 +133,7 @@ class SquadSubscriptionEntity {
       case str if str.matches("\\d+") =>
         Publish(to.toLong, msg, excluded)
       case _ =>
-        log.warn(s"Publish(String): subscriber information is an unhandled format - $to")
+        log.warn(s"Publish(String): subscriber information is an unhandled format - $to; message $msg dropped")
     }
   }
 
@@ -148,7 +148,7 @@ class SquadSubscriptionEntity {
       case Some(user) =>
         user ! SquadServiceResponse("", msg)
       case None =>
-        log.warn(s"Publish(Long): subscriber information can not be found - $to")
+        log.warn(s"Publish(Long): subscriber information can not be found - $to; message $msg dropped")
     }
   }
 
@@ -174,7 +174,7 @@ class SquadSubscriptionEntity {
     * @param msg a message that can be stored in a `SquadServiceResponse` object
     */
   def Publish[ANY >: Any](to: ANY, msg: SquadResponse.Response): Unit = {
-    log.warn(s"Publish(Any): subscriber information is an unhandled format - $to")
+    log.warn(s"Publish(Any): subscriber information is an unhandled format - $to; message $msg dropped")
   }
 
   /**
@@ -187,7 +187,7 @@ class SquadSubscriptionEntity {
     * @param excluded a group of character identifier numbers who should not receive the message
     */
   def Publish[ANY >: Any](to: ANY, msg: SquadResponse.Response, excluded: Iterable[Long]): Unit = {
-    log.warn(s"Publish(Any): subscriber information is an unhandled format - $to")
+    log.warn(s"Publish(Any): subscriber information is an unhandled format - $to; message $msg dropped")
   }
 
   /* The following functions are related to common communications of squad information, mainly detail. */
@@ -211,7 +211,7 @@ class SquadSubscriptionEntity {
   }
 
   /**
-    * Dispatch an intial message entailing the strategic information and the composition of this squad.
+    * Dispatch an initial message entailing the strategic information and the composition of this squad.
     * The details of the squad will be updated in full and be sent to all indicated observers.
     * @see `SquadService.PublishFullDetails`
     * @param guid the unique squad identifier to be used when composing the details for this message