/// <summary>
/// Effectivly find the value for the requested Key,Category,Culture
/// </summary>
/// <param name="param"></param>
/// <returns></returns>
private async Task <string> GetLocalizedStringAsync(GetLocalizedParam param)
{
LocalizationTree tree = await GetLocalizationTreeAsync(param.CultureInfo).ConfigureAwait(false);
if (tree.LocalizedCategories.TryGetValue(param.Category.ToLowerInvariant(), out LocalizationCategory category) &&
category.LocalizedValues.TryGetValue(param.Key, out string value))
{
return(value);
}
return(null);
}
/// <summary>
/// Gets the localized string based on the category, the key and the culture.
/// </summary>
/// <param name="param">The parameter which contains the category, the key and the culture.</param>
/// <returns>
/// Localized string
/// </returns>
/// <exception cref="System.ArgumentNullException">
/// GetLocalizedParam.Category
/// or
/// GetLocalizedParam.Key
/// or
/// GetLocalizedParam.Culture
/// </exception>
public string GetLocalizedString(GetLocalizedParam param)
{
if (string.IsNullOrWhiteSpace(param.Category))
{
throw new ArgumentException(GetMessageOfNullWhiteSpace(nameof(param.Category)), nameof(param));
}
if (string.IsNullOrWhiteSpace(param.Key))
{
throw new ArgumentException(GetMessageOfNullWhiteSpace(nameof(param.Key)), nameof(param));
}
if (string.IsNullOrWhiteSpace(param.CultureInfo?.Name))
{
throw new ArgumentException(GetMessageOfNullWhiteSpace(nameof(param.CultureInfo.Name)), nameof(param));
}
return(GetLocalizedStringAsync(param).Result);
}
/// <summary>
/// Gets the localized string based on the category, the key and the culture.
/// </summary>
/// <param name="param">The parameter which contains the category, the key and the culture.</param>
/// <returns>
/// Localized string
/// </returns>
/// <exception cref="System.ArgumentNullException">
/// GetLocalizedParam.Category
/// or
/// GetLocalizedParam.Key
/// or
/// GetLocalizedParam.Culture
/// </exception>
public string GetLocalizedString(GetLocalizedParam param)
{
if (string.IsNullOrWhiteSpace(param.Category))
{
throw new ArgumentException(ArgumentNullMessageFormatter.FormatErrorMessage("Category"), "param");
}
if (string.IsNullOrWhiteSpace(param.Key))
{
throw new ArgumentException(ArgumentNullMessageFormatter.FormatErrorMessage("Key"), "param");
}
if (param.CultureInfo == null || string.IsNullOrWhiteSpace(param.CultureInfo.Name))
{
throw new ArgumentException(ArgumentNullMessageFormatter.FormatErrorMessage("Culture"), "param");
}
return(GetLocalizedStringAsync(param).Result);
}
