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Ghost Roles (#3106)

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* Add files for Ghost Roles.

* Work on Ghost Roles

* Improvements

* GHOST ROLES IS DONE

* mmm yes

* auto-update when setting rolename/roledescription

* well

* command graceful error

* Makes UI have a scrollbar when it has too many entries

* fix command fuckup

* Apply suggestions from code review

Co-authored-by: metalgearsloth <31366439+metalgearsloth@users.noreply.github.com>

Co-authored-by: metalgearsloth <31366439+metalgearsloth@users.noreply.github.com>
This commit is contained in:
Vera Aguilera Puerto
2021-02-12 04:35:56 +01:00
committed by GitHub
parent 3923733113
commit 4c419f85ce
15 changed files with 579 additions and 5 deletions
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75
Content.Server/GameObjects/Components/Observer/GhostRoleComponent.cs Normal file
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using Content.Server.GameObjects.EntitySystems;
using Robust.Server.Interfaces.Player;
using Robust.Shared.GameObjects;
using Robust.Shared.GameObjects.Systems;
using Robust.Shared.Serialization;
using Robust.Shared.ViewVariables;
namespace Content.Server.GameObjects.Components.Observer
{
public abstract class GhostRoleComponent : Component
{
private string _roleName;
private string _roleDescription;
// We do this so updating RoleName and RoleDescription in VV updates the open EUIs.
[ViewVariables(VVAccess.ReadWrite)]
public string RoleName
{
get
{
return _roleName;
}
private set
{
_roleName = value;
EntitySystem.Get<GhostRoleSystem>().UpdateAllEui();
}
}
[ViewVariables(VVAccess.ReadWrite)]
public string RoleDescription
{
get
{
return _roleDescription;
}
private set
{
_roleDescription = value;
EntitySystem.Get<GhostRoleSystem>().UpdateAllEui();
}
}
[ViewVariables(VVAccess.ReadOnly)]
public bool Taken { get; protected set; }
[ViewVariables]
public uint Identifier { get; set; }
public override void ExposeData(ObjectSerializer serializer)
{
base.ExposeData(serializer);
serializer.DataField(ref _roleName, "name", "Unknown");
serializer.DataField(ref _roleDescription, "description", "Unknown");
}
public override void Initialize()
{
base.Initialize();
EntitySystem.Get<GhostRoleSystem>().RegisterGhostRole(this);
}
protected override void Shutdown()
{
base.Shutdown();
EntitySystem.Get<GhostRoleSystem>().UnregisterGhostRole(this);
}
public abstract bool Take(IPlayerSession session);
}
}

69
Content.Server/GameObjects/Components/Observer/GhostRoleMobSpawnerComponent.cs Normal file
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using System;
using Content.Server.GameObjects.Components.Mobs;
using Content.Server.Players;
using JetBrains.Annotations;
using Robust.Server.Interfaces.GameObjects;
using Robust.Server.Interfaces.Player;
using Robust.Shared.GameObjects;
using Robust.Shared.IoC;
using Robust.Shared.Prototypes;
using Robust.Shared.Serialization;
using Robust.Shared.ViewVariables;
namespace Content.Server.GameObjects.Components.Observer
{
/// <summary>
/// Allows a ghost to take this role, spawning a new entity.
/// </summary>
[RegisterComponent, ComponentReference(typeof(GhostRoleComponent))]
public class GhostRoleMobSpawnerComponent : GhostRoleComponent
{
public override string Name => "GhostRoleMobSpawner";
[ViewVariables]
private bool _deleteOnSpawn = true;
[ViewVariables(VVAccess.ReadWrite)]
private int _availableTakeovers = 1;
[ViewVariables]
private int _currentTakeovers = 0;
[CanBeNull, ViewVariables(VVAccess.ReadWrite)] public string Prototype { get; private set; }
public override void ExposeData(ObjectSerializer serializer)
{
base.ExposeData(serializer);
serializer.DataField(this, x => x.Prototype, "prototype", null);
serializer.DataField(ref _deleteOnSpawn, "deleteOnSpawn", true);
serializer.DataField(ref _availableTakeovers, "availableTakeovers", 1);
}
public override bool Take(IPlayerSession session)
{
if (Taken)
return false;
if(string.IsNullOrEmpty(Prototype))
throw new NullReferenceException("Prototype string cannot be null or empty!");
var mob = Owner.EntityManager.SpawnEntity(Prototype, Owner.Transform.Coordinates);
mob.EnsureComponent<MindComponent>();
session.ContentData().Mind.TransferTo(mob);
if (++_currentTakeovers < _availableTakeovers) return true;
Taken = true;
if (_deleteOnSpawn)
Owner.Delete();
return true;
}
}
}

39
Content.Server/GameObjects/Components/Observer/GhostRolesEui.cs Normal file
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using Content.Server.Eui;
using Content.Server.GameObjects.EntitySystems;
using Content.Shared.Eui;
using Content.Shared.GameObjects.Components.Observer;
using Robust.Shared.GameObjects.Systems;
namespace Content.Server.GameObjects.Components.Observer
{
public class GhostRolesEui : BaseEui
{
public override GhostRolesEuiState GetNewState()
{
return new(EntitySystem.Get<GhostRoleSystem>().GetGhostRolesInfo());
}
public override void HandleMessage(EuiMessageBase msg)
{
base.HandleMessage(msg);
switch (msg)
{
case GhostRoleTakeoverRequestMessage req:
EntitySystem.Get<GhostRoleSystem>().Takeover(Player, req.Identifier);
break;
case GhostRoleWindowCloseMessage _:
Closed();
break;
}
}
public override void Closed()
{
base.Closed();
EntitySystem.Get<GhostRoleSystem>().CloseEui(Player);
}
}
}

38
Content.Server/GameObjects/Components/Observer/GhostTakeoverAvailableComponent.cs Normal file
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using System;
using Content.Server.GameObjects.Components.Mobs;
using Content.Server.GameObjects.EntitySystems;
using Content.Server.Players;
using Robust.Server.Interfaces.Player;
using Robust.Shared.GameObjects;
using Robust.Shared.GameObjects.Systems;
namespace Content.Server.GameObjects.Components.Observer
{
/// <summary>
/// Allows a ghost to take over the Owner entity.
/// </summary>
[RegisterComponent, ComponentReference(typeof(GhostRoleComponent))]
public class GhostTakeoverAvailableComponent : GhostRoleComponent
{
public override string Name => "GhostTakeoverAvailable";
public override bool Take(IPlayerSession session)
{
if (Taken)
return false;
Taken = true;
var mind = Owner.EnsureComponent<MindComponent>();
if(mind.HasMind)
throw new Exception("MindComponent already has a mind!");
session.ContentData().Mind.TransferTo(Owner);
EntitySystem.Get<GhostRoleSystem>().UnregisterGhostRole(this);
return true;
}
}
}

144
Content.Server/GameObjects/EntitySystems/GhostRoleSystem.cs Normal file
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using System.Collections.Generic;
using System.Drawing;
using Content.Server.Administration;
using Content.Server.Eui;
using Content.Server.GameObjects.Components.Observer;
using Content.Shared.GameObjects.Components.Observer;
using Content.Shared.GameObjects.EntitySystemMessages;
using Content.Shared.GameTicking;
using JetBrains.Annotations;
using Robust.Server.GameObjects;
using Robust.Server.Interfaces.Player;
using Robust.Shared.Console;
using Robust.Shared.GameObjects.Systems;
using Robust.Shared.IoC;
using Robust.Shared.Utility;
using Robust.Shared.ViewVariables;
namespace Content.Server.GameObjects.EntitySystems
{
[UsedImplicitly]
public class GhostRoleSystem : EntitySystem, IResettingEntitySystem
{
[Dependency] private readonly EuiManager _euiManager = default!;
private uint _nextRoleIdentifier = 0;
private readonly Dictionary<uint, GhostRoleComponent> _ghostRoles = new();
private readonly Dictionary<IPlayerSession, GhostRolesEui> _openUis = new();
[ViewVariables]
public IReadOnlyCollection<GhostRoleComponent> GhostRoles => _ghostRoles.Values;
public override void Initialize()
{
SubscribeLocalEvent<PlayerAttachSystemMessage>(OnPlayerAttached);
}
private uint GetNextRoleIdentifier()
{
return unchecked(_nextRoleIdentifier++);
}
public void OpenEui(IPlayerSession session)
{
if (session.AttachedEntity == null || !session.AttachedEntity.HasComponent<GhostComponent>())
return;
if(_openUis.ContainsKey(session))
CloseEui(session);
var eui = _openUis[session] = new GhostRolesEui();
_euiManager.OpenEui(eui, session);
eui.StateDirty();
}
public void CloseEui(IPlayerSession session)
{
if (!_openUis.ContainsKey(session)) return;
_openUis.Remove(session, out var eui);
eui?.Close();
}
public void UpdateAllEui()
{
foreach (var eui in _openUis.Values)
{
eui.StateDirty();
}
}
public void RegisterGhostRole(GhostRoleComponent role)
{
if (_ghostRoles.ContainsValue(role)) return;
_ghostRoles[role.Identifier = GetNextRoleIdentifier()] = role;
UpdateAllEui();
}
public void UnregisterGhostRole(GhostRoleComponent role)
{
if (!_ghostRoles.ContainsKey(role.Identifier) || _ghostRoles[role.Identifier] != role) return;
_ghostRoles.Remove(role.Identifier);
UpdateAllEui();
}
public void Takeover(IPlayerSession player, uint identifier)
{
if (!_ghostRoles.TryGetValue(identifier, out var role)) return;
if (!role.Take(player)) return;
CloseEui(player);
}
public GhostRoleInfo[] GetGhostRolesInfo()
{
var roles = new GhostRoleInfo[_ghostRoles.Count];
var i = 0;
foreach (var (id, role) in _ghostRoles)
{
roles[i] = new GhostRoleInfo(){Identifier = id, Name = role.RoleName, Description = role.RoleDescription};
i++;
}
return roles;
}
private void OnPlayerAttached(PlayerAttachSystemMessage message)
{
// Close the session of any player that has a ghost roles window open and isn't a ghost anymore.
if (!_openUis.ContainsKey(message.NewPlayer)) return;
if (message.Entity.HasComponent<GhostComponent>()) return;
CloseEui(message.NewPlayer);
}
public void Reset()
{
foreach (var session in _openUis.Keys)
{
CloseEui(session);
}
_openUis.Clear();
_ghostRoles.Clear();
_nextRoleIdentifier = 0;
}
}
[AnyCommand]
public class GhostRoles : IConsoleCommand
{
public string Command => "ghostroles";
public string Description => "Opens the ghost role request window.";
public string Help => $"{Command}";
public void Execute(IConsoleShell shell, string argStr, string[] args)
{
if(shell.Player != null)
EntitySystem.Get<GhostRoleSystem>().OpenEui((IPlayerSession)shell.Player);
else
shell.WriteLine("You can only open the ghost roles UI on a client.");
}
}
}