Data persistence

Question 1

public static MainManager Instance;

public Color TeamColor;

Answer 1

private void Awake()
{
if (Instance !=null)
{
Destroy(gameObject);
}
Instance=this;
DontDestroyOnload(gameObject);
}

Question 2

Data persistent between session

Answer 2

(MainManager script)
[System.Serializable]
class SaveData
{
public Color TeamColor;
}
public void SaveColor()
{
SaveData data = new SaveData();
data.TeamColor= TeamColor;
string json=JsonUtility.ToJson(data);
File.WriteAllText(Application.persistenteDataPath+"/savefile.json",json);
}
public void LoadColor()
{
string path = Application.persistentDataPath+"/savefile.json";
SaveData data = JsonUtility.FromJson < SaveData >(json);
TeamColor = data.TeamColor;
}
(Awake method)
LoadColor();

Question 3

Data persistent between sessions

MenuUiHandler script

Answer 3

(Start method)
ColorPicker.SelectColor(MainManager.Instance.TeamColor);
(Exit method)
MainManager.Instance.SaveColor();

public void SaveColorClicked()
{
MainManager.Instance.SaveColor();
}

public void LoadColorClicked()
{
MainManager.Instance.LoadColor();
Color picked.SelectColor(MainManager.Instance.TeamColor);
}

Question 4

Data persistent between scenes

Answer 4

(MenuUiHandler script)
public void NewColorSelected(Color color)
{
MainManager.Instance.TeamColor= color;
}
(Unit script)
private void Start()
{
if (MainManager.Instance!=null)
{
SetColor(Main manager.Instance.TeamColor);
}
}