using System.Globalization;
using System.Text;
using TMPro;
using UnityEngine;

namespace Cryville.EEW.Unity.UI {
	[RequireComponent(typeof(TMP_Text))]
	class StatusView : MonoBehaviour {
		TMP_Text _textView;

		void Awake() {
			_textView = GetComponent<TMP_Text>();
		}

		readonly StringBuilder _sb = new();
		readonly char[] _buffer = new char[256];
		void Update() {
			_sb.Clear();
			_sb.AppendFormat(
				CultureInfo.InvariantCulture,
				"FPS: i{0:0} / s{1:0}\n",
				1 / Time.deltaTime,
				1 / Time.smoothDeltaTime
			);
			_sb.AppendFormat(
				CultureInfo.InvariantCulture,
				"SMem: {0:N0} / {1:N0}\n",
				UnityEngine.Profiling.Profiler.GetMonoUsedSizeLong(),
				UnityEngine.Profiling.Profiler.GetMonoHeapSizeLong()
			);
			_sb.AppendFormat(
				CultureInfo.InvariantCulture,
				"IMem: {0:N0} / {1:N0}",
				UnityEngine.Profiling.Profiler.GetTotalAllocatedMemoryLong(),
				UnityEngine.Profiling.Profiler.GetTotalReservedMemoryLong()
			);
			_sb.CopyTo(0, _buffer, _sb.Length);
			_textView.SetText(_buffer, 0, _sb.Length);
		}
	}
}