/// <summary>
/// Before storing the setting, it is first serialized to JSON
/// </summary>
/// <typeparam name="T">Type of the setting</typeparam>
/// <param name="key">Key</param>
/// <param name="value">Value</param>
/// <param name="locality">Locality</param>
public void SetLargeSetting <T>(string key, T value, SettingLocality locality = SettingLocality.Local) where T : new()
{
//serialize the setting
var serializedValue = JsonConvert.SerializeObject(value);
SetFileSettings(key, serializedValue, locality);
}
public void SetSetting <T>(string key, T value, SettingLocality locality = SettingLocality.Local)
{
var container = locality == SettingLocality.Roamed ? ApplicationData.Current.RoamingSettings : ApplicationData.Current.LocalSettings;
container.Values[key] = value;
//ensure cache is updated
_settingCache.Remove(key);
}
/// <summary>
/// Gets a application setting
/// </summary>
/// <typeparam name="T">Type of setting value</typeparam>
/// <param name="key">Setting key</param>
/// <param name="defaultValueBuilder">Default value builder</param>
/// <param name="locality">Locality of the setting</param>
/// <returns></returns>
public override T GetSetting <T>(
string key,
Func <T> defaultValueBuilder,
SettingLocality locality = SettingLocality.Local)
{
object result = null;
if (!_settingCache.TryGetValue(key, out result))
{
var container = locality == SettingLocality.Roamed ?
ApplicationData.Current.RoamingSettings :
ApplicationData.Current.LocalSettings;
_settingCache[key] = RetrieveSettingFromApplicationData(key, defaultValueBuilder, container);
}
return((T)_settingCache[key]);
}
/// <summary>
/// Stores a setting into a file.
/// </summary>
/// <param name="key">Setting key</param>
/// <param name="value">Value to store</param>
/// <param name="locality">Setting locality</param>
protected override void SetFileSettings(
string key,
string value,
SettingLocality locality = SettingLocality.Local)
{
var containerPath = locality == SettingLocality.Roamed ?
LargeSettingsRoamingFolderPath :
LargeSettingsLocalFolderPath;
string settingsFile = $"{containerPath}\\{key}";
System.IO.File.WriteAllText(settingsFile, value);
//ensure cache is invalidated
_settingCache.Remove(key);
}
/// <summary>
/// Gets a application setting from a file.
/// </summary>
/// <param name="key">Setting key</param>
/// <param name="locality">Locality of the setting</param>
/// <returns></returns>
protected override string GetFileSettings(
string key,
SettingLocality locality = SettingLocality.Local)
{
object result = null;
if (!_settingCache.TryGetValue(key, out result))
{
var container = locality == SettingLocality.Roamed ?
LargeSettingsRoamingFolderPath :
LargeSettingsLocalFolderPath;
_settingCache[key] = RetrieveSettingFromApplicationFolder(key, container);
}
return((string)_settingCache[key]);
}
/// <summary>
/// After setting retrieval, the setting is deserialized from JSON
/// </summary>
/// <typeparam name="T">Type of the setting</typeparam>
/// <param name="key">Key</param>
/// <param name="defaultValueBuilder">Value</param>
/// <param name="locality">Locality</param>
/// <returns></returns>
public T GetComplexSetting <T>(string key, Func <T> defaultValueBuilder, SettingLocality locality = SettingLocality.Local) where T : new()
{
var retrievedSetting = GetSetting <string>(key, () => null, locality);
if (retrievedSetting != null)
{
try
{
return(JsonConvert.DeserializeObject <T>(retrievedSetting));
}
catch
{
//ignore, return default value instead
}
}
return(defaultValueBuilder());
}
protected abstract void SetFileSettings(string key, string value, SettingLocality locality = SettingLocality.Local);
protected abstract string GetFileSettings(string key, SettingLocality locality = SettingLocality.Local);
public abstract void SetSetting <T>(string key, T value, SettingLocality locality = SettingLocality.Local);
public abstract T GetSetting <T>(string key, Func <T> defaultValueBuilder, SettingLocality locality = SettingLocality.Local);
/// <summary>
/// Before storing the setting, it is first serialized to JSON
/// </summary>
/// <typeparam name="T">Type of the setting</typeparam>
/// <param name="key">Key</param>
/// <param name="value">Value</param>
/// <param name="locality">Locality</param>
protected void SetComplexSetting <T>(string key, T value, SettingLocality locality = SettingLocality.Local)
where T : new()
=> _service.SetComplexSetting(CreateGroupedSettingKey(key), value, locality);
/// <summary>
/// After setting retrieval, the setting is deserialized from JSON
/// </summary>
/// <typeparam name="T">Type of the setting</typeparam>
/// <param name="key">Key</param>
/// <param name="defaultValueBuilder">Value</param>
/// <param name="locality">Locality</param>
/// <returns></returns>
protected T GetComplexSetting <T>(string key, Func <T> defaultValueBuilder,
SettingLocality locality = SettingLocality.Local) where T : new()
=> _service.GetComplexSetting(CreateGroupedSettingKey(key), defaultValueBuilder, locality);
/// <summary> /// Stores a setting by key /// </summary> /// <typeparam name="T">Type of the stored value</typeparam> /// <param name="key">Key of the setting</param> /// <param name="value">Value to store</param> /// <param name="locality">Locality of the setting</param> protected void SetSetting <T>(string key, T value, SettingLocality locality = SettingLocality.Local) => _service.SetSetting(CreateGroupedSettingKey(key), value, locality);
