Re-organize all projects (#4166)

Content.Server/Radio/Components/HandheldRadioComponent.cs

@@ -0,0 +1,113 @@
+using System.Collections.Generic;
+using Content.Server.Chat.Managers;
+using Content.Server.Radio.EntitySystems;
+using Content.Shared.Examine;
+using Content.Shared.Interaction;
+using Content.Shared.Notification;
+using Robust.Shared.GameObjects;
+using Robust.Shared.IoC;
+using Robust.Shared.Localization;
+using Robust.Shared.Serialization.Manager.Attributes;
+using Robust.Shared.Utility;
+using Robust.Shared.ViewVariables;
+
+namespace Content.Server.Radio.Components
+{
+    [RegisterComponent]
+    [ComponentReference(typeof(IRadio))]
+    [ComponentReference(typeof(IListen))]
+    public class HandheldRadioComponent : Component, IUse, IListen, IRadio, IActivate, IExamine
+    {
+        [Dependency] private readonly IChatManager _chatManager = default!;
+        public override string Name => "Radio";
+
+        private RadioSystem _radioSystem = default!;
+
+        private bool _radioOn;
+        [DataField("channels")]
+        private List<int> _channels = new(){1459};
+
+        [ViewVariables(VVAccess.ReadWrite)]
+        [DataField("broadcastChannel")]
+        private int BroadcastFrequency { get; set; } = 1459;
+
+        [ViewVariables(VVAccess.ReadWrite)] [DataField("listenRange")] public int ListenRange { get; private set; } = 7;
+
+        [ViewVariables(VVAccess.ReadWrite)]
+        public bool RadioOn
+        {
+            get => _radioOn;
+            private set
+            {
+                _radioOn = value;
+                Dirty();
+            }
+        }
+
+        [ViewVariables] public IReadOnlyList<int> Channels => _channels;
+
+        public override void Initialize()
+        {
+            base.Initialize();
+
+            _radioSystem = EntitySystem.Get<RadioSystem>();
+
+            RadioOn = false;
+        }
+
+        public void Speak(string message)
+        {
+            _chatManager.EntitySay(Owner, message);
+        }
+
+        public bool Use(IEntity user)
+        {
+            RadioOn = !RadioOn;
+
+            var message = Loc.GetString($"The radio is now {(RadioOn ? "on" : "off")}.");
+            Owner.PopupMessage(user, message);
+
+            return true;
+        }
+
+        bool IUse.UseEntity(UseEntityEventArgs eventArgs)
+        {
+            return Use(eventArgs.User);
+        }
+
+        public bool CanListen(string message, IEntity source)
+        {
+            return RadioOn &&
+                   Owner.Transform.Coordinates.TryDistance(Owner.EntityManager, source.Transform.Coordinates, out var distance) &&
+                   distance <= ListenRange;
+        }
+
+        public void Receive(string message, int channel, IEntity speaker)
+        {
+            if (RadioOn)
+            {
+                Speak(message);
+            }
+        }
+
+        public void Listen(string message, IEntity speaker)
+        {
+            Broadcast(message, speaker);
+        }
+
+        public void Broadcast(string message, IEntity speaker)
+        {
+            _radioSystem.SpreadMessage(this, speaker, message, BroadcastFrequency);
+        }
+
+        void IActivate.Activate(ActivateEventArgs eventArgs)
+        {
+            Use(eventArgs.User);
+        }
+
+        public void Examine(FormattedMessage message, bool inDetailsRange)
+        {
+            message.AddText(Loc.GetString("It is set to broadcast over the {0} frequency.", BroadcastFrequency));
+        }
+    }
+}