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Tools/Menu/MenuController.cs

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+using System.Collections.Generic;
+using UnityEngine;
+using System.Linq;
+using UnityEngine.UI;
+using TMPro;
+using UnityEngine.Audio;
+
+[System.Serializable] public class OnPlay : UnityEngine.Events.UnityEvent { }
+public class MenuController : MonoBehaviour{
+
+    [Header("Audio")]
+    [SerializeField] AudioMixer mainMixer = default;
+    [Tooltip("The music volume the first time you start the game")] [SerializeField, Range(0, 1)] float defaultMusicValue = .75f;
+    [Tooltip("The SFX volume the first time you start the game")] [SerializeField, Range(0, 1)] float defaultSfxValue = .75f;
+    public Slider musicSlider = default;
+    public Slider sfxSlider = default;
+
+    [Header("Visual")]
+    public TMP_Dropdown qualityDropdown = default;
+    int qualitySelected;
+
+    public TMP_Dropdown resolutionDropdown = default;
+    Resolution[] resolutions;
+    int currentResolutionIndex;
+
+    [Space]
+    [SerializeField] OnPlay onPlay = default;
+
+    void Awake(){
+        if (mainMixer){
+            float musicVolume = PlayerPrefs.GetFloat("MusicVolume", defaultMusicValue);
+            float sfxVolume = PlayerPrefs.GetFloat("SFXVolume", defaultSfxValue);
+            mainMixer.SetFloat("Master", Mathf.Log10(musicVolume <= .0001f ? .0001f : musicVolume) * 20);
+            mainMixer.SetFloat("SFX", Mathf.Log10(sfxVolume <= .0001f ? .0001f : sfxVolume) * 20);
+        }
+
+        resolutions = Screen.resolutions.Select(resolution => new Resolution { width = resolution.width, height = resolution.height }).Distinct().ToArray();
+        resolutionDropdown.ClearOptions();
+
+        List<string> options = new List<string>();
+        for (int i = 0; i < resolutions.Length; i++){
+            string option = resolutions[i].width + "x" + resolutions[i].height;
+            options.Add(option);
+
+            if (resolutions[i].width == Screen.currentResolution.width && resolutions[i].height == Screen.currentResolution.height)
+            {
+                currentResolutionIndex = i;
+            }
+        }
+
+        resolutions.Reverse();
+
+        resolutionDropdown.AddOptions(options);
+        resolutionDropdown.value = currentResolutionIndex;
+        resolutionDropdown.RefreshShownValue();
+
+        qualityDropdown.ClearOptions();
+        List<string> qualityNames = new List<string>();
+        for (int i = 0; i < QualitySettings.names.Length; i++){
+            qualityNames.Add(QualitySettings.names[i]);
+        }
+        qualityDropdown.AddOptions(qualityNames);
+
+        qualitySelected = PlayerPrefs.HasKey("QualitySelected") ? PlayerPrefs.GetInt("QualitySelected") : QualitySettings.GetQualityLevel();
+        qualityDropdown.value = qualitySelected;
+        QualitySettings.SetQualityLevel(qualitySelected);
+        qualityDropdown.RefreshShownValue();
+    }
+
+    void OnValidate(){
+        if (musicSlider) musicSlider.minValue = musicSlider.minValue < .0001f ? .0001f : musicSlider.minValue;
+        if (sfxSlider) sfxSlider.minValue = sfxSlider.minValue < .0001f ? .0001f : sfxSlider.minValue;
+    }
+
+    void Start(){
+        musicSlider.value = PlayerPrefs.GetFloat("MusicVolume", defaultMusicValue);
+        sfxSlider.value = PlayerPrefs.GetFloat("SFXVolume", defaultSfxValue);
+    }
+
+    //Needs a slider between 0.0001 and 1
+    public void SetMusicVolume(float sliderValue){
+        mainMixer.SetFloat("Master", Mathf.Log10(sliderValue) * 20);
+        PlayerPrefs.SetFloat("MusicVolume", sliderValue);
+    }
+
+    //Needs a slider between 0.0001 and 1
+    public void SetSfxVolume(float sliderValue){
+        mainMixer.SetFloat("SFX", Mathf.Log10(sliderValue) * 20);
+        PlayerPrefs.SetFloat("SFXVolume", sliderValue);
+    }
+
+    public void SetQuality(int qualityIndex){
+        QualitySettings.SetQualityLevel(qualityIndex);
+        PlayerPrefs.SetInt("QualitySelected", qualityIndex);
+    }
+
+    public void SetResolution(int resolutionIndex){
+        Resolution resolution = resolutions[resolutionIndex];
+        Screen.SetResolution(resolution.width, resolution.height, Screen.fullScreen);
+    }
+
+    public void Play(){
+        onPlay.Invoke();
+    }
+
+    public void Quit(){
+        Application.Quit();
+    }
+}