riversong code showcase

Source/Riversong/Game/World/Buildings/Visualizations/WindmillProducerAnimation.cs

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+using UnityEngine;
+
+namespace DanieleMarotta.RiversongCodeShowcase
+{
+    public class WindmillProducerAnimation : ProducerAnimation
+    {
+        [SerializeField]
+        private Transform _rotationTarget;
+
+        [SerializeField]
+        private float _rotationSpeed = 180;
+
+        [SerializeField]
+        private float _rampUpTime = 0.5f;
+
+        [SerializeField]
+        private float _slowDownTime = 0.5f;
+
+        private float _currentRotationSpeed;
+
+        public override void UpdateAnimation(in BuildingProductionState productionState)
+        {
+            if (!_rotationTarget) return;
+
+            var isWorking = productionState.State == ProducerState.Working;
+            var targetRotationSpeed = isWorking ? _rotationSpeed : 0;
+            var rampTime = isWorking ? _rampUpTime : _slowDownTime;
+            var maxDelta = rampTime > 0 ? _rotationSpeed / rampTime * Time.deltaTime : _rotationSpeed;
+            _currentRotationSpeed = Mathf.MoveTowards(_currentRotationSpeed, targetRotationSpeed, maxDelta);
+
+            var rotationDelta = _currentRotationSpeed * Time.deltaTime;
+            _rotationTarget.localRotation *= Quaternion.Euler(0, 0, rotationDelta);
+        }
+    }
+}