Port OOC shuttle call vote

Content.Server/RoundEnd/RoundEndSystem.cs

@@ -381,7 +381,8 @@ public override void Update(float frameTime)
             {
                 if (!_shuttle.EmergencyShuttleArrived && ExpectedCountdownEnd is null)
                 {
-                    RequestRoundEnd(checkCooldown: false, text: "round-end-system-shuttle-auto-called-announcement");
+                    CallEvacuationVote(); // DeltaV - call OOC vote for ending round
+                    // RequestRoundEnd(checkCooldown: false, text: "round-end-system-shuttle-auto-called-announcement");
                     _autoCalledBefore = true;
                 }
 

Content.Server/_DVA/RoundEnd/RoundEndSystem.EvacVote.cs

@@ -0,0 +1,31 @@
+using Content.Server.Voting.Managers;
+using Content.Server.Voting;
+using Content.Shared._DVA.CCVars;
+
+namespace Content.Server.RoundEnd;
+
+public sealed partial class RoundEndSystem : EntitySystem
+{
+    [Dependency] IVoteManager _vote = default!;
+
+    public void CallEvacuationVote()
+    {
+        var options = new VoteOptions
+        {
+            Title = Loc.GetString("round-end-system-vote-title"),
+            Duration = _cfg.GetCVar(DCCVars.EmergencyShuttleVoteTime),
+            InitiatorText = Loc.GetString("vote-options-server-initiator-text")
+        };
+
+        options.Options.Add((Loc.GetString("round-end-system-vote-end"), true));
+        options.Options.Add((Loc.GetString("round-end-system-vote-continue"), false));
+
+        var vote = _vote.CreateVote(options);
+
+        vote.OnFinished += (_, args) =>
+        {
+            if (args.Winner == null || (bool)args.Winner)
+                RequestRoundEnd(checkCooldown: false, text: "round-end-system-vote-shuttle-called-announcement");
+        };
+    }
+}

Content.Shared/_DVA/CCVars/DCCVars.cs

@@ -35,6 +35,14 @@ public sealed partial class DCCVars
      * Misc.
      */
 
+    /* OOC shuttle vote */
+
+    /// <summary>
+    /// How long players should have to vote on the round end shuttle being sent
+    /// </summary>
+    public static readonly CVarDef<TimeSpan> EmergencyShuttleVoteTime =
+        CVarDef.Create("shuttle.vote_time", TimeSpan.FromMinutes(1), CVar.SERVER);
+
     /// <summary>
     /// The total time a player has to be SSD to be considered cryoable (stage 3).
     /// Default is 20 minutes. Value should be bigger than <see cref="SsdIndicatorRecentAfterSeconds"/>.

Resources/Locale/en-US/_DVA/roundend/round-end-system.ftl

@@ -0,0 +1,4 @@
+round-end-system-vote-title = Should the shift end?
+round-end-system-vote-end = Initiate Crew Transfer
+round-end-system-vote-continue = Continue Round
+round-end-system-vote-shuttle-called-announcement = An automatic crew shift change shuttle has been sent. ETA: {$time} {$units}.