316 lines
12 KiB
C#
316 lines
12 KiB
C#
using System.Linq;
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using Content.Server.Actions;
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using Content.Server.Chat.Managers;
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using Content.Server.Disease;
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using Content.Server.Disease.Components;
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using Content.Server.Humanoid;
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using Content.Server.Mind.Components;
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using Content.Server.MobState;
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using Content.Server.Players;
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using Content.Server.Popups;
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using Content.Server.Preferences.Managers;
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using Content.Server.RoundEnd;
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using Content.Server.Traitor;
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using Content.Server.Zombies;
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using Content.Shared.Actions.ActionTypes;
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using Content.Shared.CCVar;
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using Content.Shared.MobState;
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using Content.Shared.MobState.Components;
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using Content.Shared.Preferences;
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using Content.Shared.Roles;
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using Content.Shared.Zombies;
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using Robust.Server.Player;
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using Robust.Shared.Configuration;
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using Robust.Shared.Player;
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using Robust.Shared.Prototypes;
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using Robust.Shared.Random;
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using Robust.Shared.Utility;
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namespace Content.Server.GameTicking.Rules;
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public sealed class ZombieRuleSystem : GameRuleSystem
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{
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[Dependency] private readonly IPrototypeManager _prototypeManager = default!;
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[Dependency] private readonly IRobustRandom _random = default!;
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[Dependency] private readonly IConfigurationManager _cfg = default!;
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[Dependency] private readonly IChatManager _chatManager = default!;
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[Dependency] private readonly IPlayerManager _playerManager = default!;
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[Dependency] private readonly IServerPreferencesManager _prefs = default!;
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[Dependency] private readonly RoundEndSystem _roundEndSystem = default!;
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[Dependency] private readonly DiseaseSystem _diseaseSystem = default!;
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[Dependency] private readonly PopupSystem _popup = default!;
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[Dependency] private readonly ActionsSystem _action = default!;
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[Dependency] private readonly MobStateSystem _mobState = default!;
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[Dependency] private readonly ZombifyOnDeathSystem _zombify = default!;
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private Dictionary<string, string> _initialInfectedNames = new();
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public override string Prototype => "Zombie";
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private const string PatientZeroPrototypeID = "InitialInfected";
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private const string InitialZombieVirusPrototype = "PassiveZombieVirus";
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private const string ZombifySelfActionPrototype = "TurnUndead";
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public override void Initialize()
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{
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base.Initialize();
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SubscribeLocalEvent<RoundStartAttemptEvent>(OnStartAttempt);
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SubscribeLocalEvent<MobStateChangedEvent>(OnMobStateChanged);
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SubscribeLocalEvent<RoundEndTextAppendEvent>(OnRoundEndText);
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SubscribeLocalEvent<RulePlayerJobsAssignedEvent>(OnJobAssigned);
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SubscribeLocalEvent<EntityZombifiedEvent>(OnEntityZombified);
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SubscribeLocalEvent<ZombifyOnDeathComponent, ZombifySelfActionEvent>(OnZombifySelf);
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}
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private void OnRoundEndText(RoundEndTextAppendEvent ev)
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{
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if (!RuleAdded)
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return;
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//this is just the general condition thing used for determining the win/lose text
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var percent = GetInfectedPercentage(out var livingHumans);
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if (percent <= 0)
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ev.AddLine(Loc.GetString("zombie-round-end-amount-none"));
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else if (percent <= 0.25)
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ev.AddLine(Loc.GetString("zombie-round-end-amount-low"));
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else if (percent <= 0.5)
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ev.AddLine(Loc.GetString("zombie-round-end-amount-medium", ("percent", Math.Round((percent * 100), 2).ToString())));
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else if (percent < 1)
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ev.AddLine(Loc.GetString("zombie-round-end-amount-high", ("percent", Math.Round((percent * 100), 2).ToString())));
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else
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ev.AddLine(Loc.GetString("zombie-round-end-amount-all"));
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ev.AddLine(Loc.GetString("zombie-round-end-initial-count", ("initialCount", _initialInfectedNames.Count)));
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foreach (var player in _initialInfectedNames)
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{
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ev.AddLine(Loc.GetString("zombie-round-end-user-was-initial",
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("name", player.Key),
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("username", player.Value)));
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}
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//Gets a bunch of the living players and displays them if they're under a threshold.
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//InitialInfected is used for the threshold because it scales with the player count well.
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if (livingHumans.Count > 0 && livingHumans.Count <= _initialInfectedNames.Count)
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{
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ev.AddLine("");
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ev.AddLine(Loc.GetString("zombie-round-end-survivor-count", ("count", livingHumans.Count)));
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foreach (var survivor in livingHumans)
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{
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var meta = MetaData(survivor);
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var username = string.Empty;
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if (TryComp<MindComponent>(survivor, out var mindcomp))
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if (mindcomp.Mind != null && mindcomp.Mind.Session != null)
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username = mindcomp.Mind.Session.Name;
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ev.AddLine(Loc.GetString("zombie-round-end-user-was-survivor",
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("name", meta.EntityName),
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("username", username)));
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}
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}
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}
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private void OnJobAssigned(RulePlayerJobsAssignedEvent ev)
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{
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if (!RuleAdded)
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return;
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_initialInfectedNames = new();
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InfectInitialPlayers();
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}
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/// <remarks>
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/// This is just checked if the last human somehow dies
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/// by starving or flying off into space.
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/// </remarks>
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private void OnMobStateChanged(MobStateChangedEvent ev)
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{
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if (!RuleAdded)
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return;
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CheckRoundEnd(ev.Entity);
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}
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private void OnEntityZombified(EntityZombifiedEvent ev)
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{
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if (!RuleAdded)
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return;
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CheckRoundEnd(ev.Target);
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}
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/// <summary>
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/// The big kahoona function for checking if the round is gonna end
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/// </summary>
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/// <param name="target">depending on this uid, we should care about the round ending</param>
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private void CheckRoundEnd(EntityUid target)
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{
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//we only care about players, not monkeys and such.
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if (!HasComp<HumanoidComponent>(target))
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return;
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var percent = GetInfectedPercentage(out var num);
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if (num.Count == 1) //only one human left. spooky
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_popup.PopupEntity(Loc.GetString("zombie-alone"), num[0], num[0]);
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if (percent >= 1) //oops, all zombies
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_roundEndSystem.EndRound();
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}
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private void OnStartAttempt(RoundStartAttemptEvent ev)
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{
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if (!RuleAdded)
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return;
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var minPlayers = _cfg.GetCVar(CCVars.ZombieMinPlayers);
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if (!ev.Forced && ev.Players.Length < minPlayers)
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{
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_chatManager.DispatchServerAnnouncement(Loc.GetString("zombie-not-enough-ready-players", ("readyPlayersCount", ev.Players.Length), ("minimumPlayers", minPlayers)));
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ev.Cancel();
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return;
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}
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if (ev.Players.Length == 0)
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{
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_chatManager.DispatchServerAnnouncement(Loc.GetString("zombie-no-one-ready"));
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ev.Cancel();
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return;
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}
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}
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public override void Started()
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{
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//this technically will run twice with zombies on roundstart, but it doesn't matter because it fails instantly
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InfectInitialPlayers();
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}
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public override void Ended() { }
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private void OnZombifySelf(EntityUid uid, ZombifyOnDeathComponent component, ZombifySelfActionEvent args)
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{
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_zombify.ZombifyEntity(uid);
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var action = new InstantAction(_prototypeManager.Index<InstantActionPrototype>(ZombifySelfActionPrototype));
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_action.RemoveAction(uid, action);
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}
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private float GetInfectedPercentage(out List<EntityUid> livingHumans)
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{
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var allPlayers = EntityQuery<HumanoidComponent, MobStateComponent>(true);
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var allZombers = GetEntityQuery<ZombieComponent>();
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var totalPlayers = new List<EntityUid>();
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var livingZombies = new List<EntityUid>();
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livingHumans = new();
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foreach (var (_, mob) in allPlayers)
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{
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if (_mobState.IsAlive(mob.Owner, mob))
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{
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totalPlayers.Add(mob.Owner);
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if (allZombers.HasComponent(mob.Owner))
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livingZombies.Add(mob.Owner);
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else
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livingHumans.Add(mob.Owner);
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}
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}
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return ((float) livingZombies.Count) / (float) totalPlayers.Count;
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}
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/// <summary>
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/// Infects the first players with the passive zombie virus.
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/// Also records their names for the end of round screen.
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/// </summary>
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/// <remarks>
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/// The reason this code is written separately is to facilitate
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/// allowing this gamemode to be started midround. As such, it doesn't need
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/// any information besides just running.
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/// </remarks>
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private void InfectInitialPlayers()
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{
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var allPlayers = _playerManager.ServerSessions.ToList();
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var playerList = new List<IPlayerSession>();
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var prefList = new List<IPlayerSession>();
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foreach (var player in allPlayers)
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{
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if (player.AttachedEntity != null && HasComp<DiseaseCarrierComponent>(player.AttachedEntity))
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{
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playerList.Add(player);
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var pref = (HumanoidCharacterProfile) _prefs.GetPreferences(player.UserId).SelectedCharacter;
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if (pref.AntagPreferences.Contains(PatientZeroPrototypeID))
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prefList.Add(player);
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}
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}
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if (playerList.Count == 0)
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return;
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var playersPerInfected = _cfg.GetCVar(CCVars.ZombiePlayersPerInfected);
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var maxInfected = _cfg.GetCVar(CCVars.ZombieMaxInitialInfected);
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var numInfected = Math.Max(1,
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(int) Math.Min(
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Math.Floor((double) playerList.Count / playersPerInfected), maxInfected));
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for (var i = 0; i < numInfected; i++)
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{
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IPlayerSession zombie;
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if (prefList.Count == 0)
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{
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if (playerList.Count == 0)
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{
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Logger.InfoS("preset", "Insufficient number of players. stopping selection.");
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break;
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}
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zombie = _random.PickAndTake(playerList);
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Logger.InfoS("preset", "Insufficient preferred patient 0, picking at random.");
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}
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else
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{
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zombie = _random.PickAndTake(prefList);
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playerList.Remove(zombie);
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Logger.InfoS("preset", "Selected a patient 0.");
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}
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var mind = zombie.Data.ContentData()?.Mind;
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if (mind == null)
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{
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Logger.ErrorS("preset", "Failed getting mind for picked patient 0.");
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continue;
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}
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DebugTools.AssertNotNull(mind.OwnedEntity);
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mind.AddRole(new TraitorRole(mind, _prototypeManager.Index<AntagPrototype>(PatientZeroPrototypeID)));
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var inCharacterName = string.Empty;
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if (mind.OwnedEntity != null)
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{
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_diseaseSystem.TryAddDisease(mind.OwnedEntity.Value, InitialZombieVirusPrototype);
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inCharacterName = MetaData(mind.OwnedEntity.Value).EntityName;
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var action = new InstantAction(_prototypeManager.Index<InstantActionPrototype>(ZombifySelfActionPrototype));
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_action.AddAction(mind.OwnedEntity.Value, action, null);
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}
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if (mind.Session != null)
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{
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var message = Loc.GetString("zombie-patientzero-role-greeting");
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var wrappedMessage = Loc.GetString("chat-manager-server-wrap-message", ("message", message));
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//gets the names now in case the players leave.
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//this gets unhappy if people with the same name get chose. Probably shouldn't happen.
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_initialInfectedNames.Add(inCharacterName, mind.Session.Name);
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// I went all the way to ChatManager.cs and all i got was this lousy T-shirt
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// You got a free T-shirt!?!?
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_chatManager.ChatMessageToOne(Shared.Chat.ChatChannel.Server, message,
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wrappedMessage, default, false, mind.Session.ConnectedClient, Color.Plum);
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}
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}
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}
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}
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