initial upload

Assets/Convai/Scripts/Runtime/Features/NPC2NPC/NPCGroup.cs

@@ -0,0 +1,77 @@
+using System;
+using Convai.Scripts.Runtime.Attributes;
+using Convai.Scripts.Runtime.Core;
+using UnityEngine;
+
+namespace Convai.Scripts.Runtime.Features
+{
+    /// <summary>
+    ///     A group of NPCs that are currently conversing with each other.
+    /// </summary>
+    [Serializable]
+    public class NPCGroup
+    {
+        [field: SerializeField] public ConvaiGroupNPCController GroupNPC1 { get; private set; }
+        [field: SerializeField] public ConvaiGroupNPCController GroupNPC2 { get; private set; }
+        public string topic;
+        [ReadOnly] public string messageToRelay;
+
+        private bool _isPlayerNearGroup;
+        private Action<bool, ConvaiGroupNPCController> _vicinityChangedCallback;
+
+        public ConvaiGroupNPCController CurrentSpeaker { get; set; }
+        public ConvaiGroupNPCController CurrentListener => CurrentSpeaker == GroupNPC1 ? GroupNPC2 : GroupNPC1;
+
+        public void Initialize(Action<bool, ConvaiGroupNPCController> vicinityChangedCallback)
+        {
+            _vicinityChangedCallback = vicinityChangedCallback;
+            if (GroupNPC1 == null) return;
+            GroupNPC1.OnPlayerVicinityChanged += HandleVicinity;
+            GroupNPC1.OnPlayerVicinityChanged += HandleVicinity;
+        }
+
+        ~NPCGroup()
+        {
+            if (GroupNPC1 == null) return;
+            GroupNPC1.OnPlayerVicinityChanged -= HandleVicinity;
+            GroupNPC1.OnPlayerVicinityChanged -= HandleVicinity;
+        }
+
+        private void HandleVicinity(bool isPlayerNear, ConvaiGroupNPCController npc)
+        {
+            if (isPlayerNear && !_isPlayerNearGroup)
+            {
+                _isPlayerNearGroup = true;
+                _vicinityChangedCallback?.Invoke(true, npc);
+            }
+
+            if (!isPlayerNear && _isPlayerNearGroup)
+            {
+                _isPlayerNearGroup = false;
+                _vicinityChangedCallback?.Invoke(false, npc);
+            }
+        }
+
+        public bool IsAnyoneTalking()
+        {
+            return GroupNPC1.ConvaiNPC.IsCharacterTalking || GroupNPC2.ConvaiNPC.IsCharacterTalking;
+        }
+
+        public bool BelongToGroup(ConvaiGroupNPCController controller)
+        {
+            return controller.CharacterID == GroupNPC1.CharacterID || controller.CharacterID == GroupNPC2.CharacterID;
+        }
+
+        public bool BothNPCAreNotNull()
+        {
+            return GroupNPC1 != null && GroupNPC2 != null;
+        }
+
+        public bool BothNPCAreNotActiveNPC()
+        {
+            ConvaiNPC activeNPC = ConvaiNPCManager.Instance.activeConvaiNPC;
+            string activeNPCId = activeNPC != null ? activeNPC.characterID : string.Empty;
+            return !GroupNPC1.CharacterID.Equals(activeNPCId) && !GroupNPC2.CharacterID.Equals(activeNPCId);
+        }
+    }
+}