restructure

Unity/Assets/Convai/Scripts/Runtime/UI/TalkButton/ConvaiTalkButtonHandler.cs

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+using Convai.Scripts.Runtime.Core;
+using Convai.Scripts.Runtime.LoggerSystem;
+using UnityEngine;
+using UnityEngine.EventSystems;
+using UnityEngine.UI;
+
+namespace Convai.Scripts.Runtime.UI
+{
+    public class ConvaiTalkButtonHandler : Button
+    {
+        private const float NORMAL_ALPHA = 1f; // The alpha when button is not pressed
+        private const float PRESSED_ALPHA = 0.5f; // The alpha when button is pressed
+        private ConvaiNPC _currentActiveNPC;
+        private bool _subscribed;
+
+        protected override void Start()
+        {
+            base.Start();
+            if (ConvaiNPCManager.Instance != null)
+            {
+                ConvaiNPCManager.Instance.OnActiveNPCChanged += OnActiveNPCChangedHandler;
+                ConvaiLogger.Info("Listening to OnActiveNPCChanged event.", ConvaiLogger.LogCategory.Character);
+            }
+            else
+            {
+                ConvaiLogger.Warn("Instance of ConvaiNPCManager is not yet initialized.", ConvaiLogger.LogCategory.Character);
+            }
+        }
+
+        protected override void OnEnable()
+        {
+            // Check if NPC Manager instance is available before subscribing
+            ConvaiNPCManager npcManager = ConvaiNPCManager.Instance;
+            if (npcManager != null)
+            {
+                npcManager.OnActiveNPCChanged += OnActiveNPCChangedHandler;
+                _currentActiveNPC = npcManager.GetActiveConvaiNPC();
+                if (!_subscribed)
+                {
+                    _subscribed = true;
+                    ConvaiLogger.Info("Subscribed to OnActiveNPCChanged event.", ConvaiLogger.LogCategory.Character);
+                }
+            }
+            else
+            {
+                ConvaiLogger.Warn("NPC Manager instance is not available during enabling.", ConvaiLogger.LogCategory.Character);
+            }
+        }
+
+        protected override void OnDisable()
+        {
+            // Always make sure to unsubscribe from events when the object is disabled
+            ConvaiNPCManager npcManager = ConvaiNPCManager.Instance;
+            if (npcManager != null)
+            {
+                npcManager.OnActiveNPCChanged -= OnActiveNPCChangedHandler;
+                if (_subscribed)
+                {
+                    _subscribed = false;
+                    ConvaiLogger.Info("Unsubscribed from OnActiveNPCChanged event.", ConvaiLogger.LogCategory.Character);
+                }
+            }
+        }
+
+        protected override void OnDestroy()
+        {
+            if (ConvaiNPCManager.Instance != null)
+            {
+                ConvaiNPCManager.Instance.OnActiveNPCChanged -= OnActiveNPCChangedHandler;
+                ConvaiLogger.Info("Stopped listening to OnActiveNPCChanged event.", ConvaiLogger.LogCategory.Character);
+            }
+        }
+
+        private void OnActiveNPCChangedHandler(ConvaiNPC newActiveNPC)
+        {
+            _currentActiveNPC = newActiveNPC;
+            if (_currentActiveNPC != null)
+                ConvaiLogger.Info($"Active NPC has changed to: {_currentActiveNPC.name}", ConvaiLogger.LogCategory.Character);
+        }
+
+        public override void OnPointerDown(PointerEventData eventData)
+        {
+            base.OnPointerDown(eventData);
+
+            ColorBlock colorBlock = colors;
+            colorBlock.normalColor = new Color(colorBlock.normalColor.r, colorBlock.normalColor.g,
+                colorBlock.normalColor.b,
+                PRESSED_ALPHA);
+            colors = colorBlock;
+
+            if (_currentActiveNPC != null)
+            {
+                // _grpcAPI.InterruptCharacterSpeech();
+                _currentActiveNPC.playerInteractionManager.UpdateActionConfig();
+                _currentActiveNPC.StartListening();
+                IncreaseScale();
+                ConvaiLogger.DebugLog($"{gameObject.name} Was Clicked.", ConvaiLogger.LogCategory.Character);
+            }
+            else
+            {
+                ConvaiLogger.Warn("No active NPC found when button was pressed.", ConvaiLogger.LogCategory.Character);
+            }
+        }
+
+        public override void OnPointerUp(PointerEventData eventData)
+        {
+            base.OnPointerUp(eventData);
+
+            ColorBlock colorBlock = colors;
+            colorBlock.normalColor =
+                new Color(colorBlock.normalColor.r, colorBlock.normalColor.g, colorBlock.normalColor.b, NORMAL_ALPHA);
+            colors = colorBlock;
+
+            if (_currentActiveNPC != null)
+            {
+                _currentActiveNPC.StopListening();
+                DecreaseScale();
+                ConvaiLogger.DebugLog($"{gameObject.name} Was Released.", ConvaiLogger.LogCategory.Character);
+            }
+            else
+            {
+                ConvaiLogger.Warn("No active NPC found when button was released.", ConvaiLogger.LogCategory.Character);
+            }
+        }
+
+        private void IncreaseScale()
+        {
+            Vector3 targetScale = new(1.25f, 1.25f, 1.25f);
+            transform.localScale = Vector3.Lerp(transform.localScale, targetScale, 1f);
+        }
+
+        private void DecreaseScale()
+        {
+            Vector3 targetScale = new(1, 1, 1);
+            transform.localScale = Vector3.Lerp(transform.localScale, targetScale, 1f);
+        }
+    }
+}

Unity/Assets/Convai/Scripts/Runtime/UI/TalkButton/ConvaiTalkButtonHandler.cs.meta

@@ -0,0 +1,11 @@
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