/// <summary>
/// Gets a pattern string for formatting and parsing numbers according to the client's user preferences.
/// </summary>
/// <param name="options"></param>
public void getNumberPattern(string options)
{
GlobalizationOptions globalOptions;
try
{
string[] args = JSON.JsonHelper.Deserialize <string[]>(options);
globalOptions = JSON.JsonHelper.Deserialize <GlobalizationOptions>(args[0]);
}
catch (Exception)
{
DispatchCommandResult(new PluginResult(PluginResult.Status.JSON_EXCEPTION));
return;
}
try
{
CultureInfo cultureInfo = CultureInfo.CurrentCulture;
NumberFormatInfo formatInfo = cultureInfo.NumberFormat;
string numberFormatType = (globalOptions.AdditionalOptions == null || string.IsNullOrEmpty(globalOptions.AdditionalOptions.Type)) ?
GlobalizationOptions.Decimal : globalOptions.AdditionalOptions.Type;
NumberPattern pattern = null;
string symbol;
// TODO find out how to get format pattern and the number of fraction digits
switch (numberFormatType)
{
case GlobalizationOptions.Percent:
{
symbol = formatInfo.PercentSymbol;
pattern = new NumberPattern("", symbol, 0, formatInfo.PercentPositivePattern.ToString(), formatInfo.PercentNegativePattern.ToString(), 0, formatInfo.PercentDecimalSeparator, formatInfo.PercentGroupSeparator);
break;
}
case GlobalizationOptions.Currency:
{
symbol = formatInfo.CurrencySymbol;
pattern = new NumberPattern("", symbol, 0, formatInfo.CurrencyPositivePattern.ToString(), formatInfo.CurrencyNegativePattern.ToString(), 0, formatInfo.CurrencyDecimalSeparator, formatInfo.CurrencyGroupSeparator);
break;
}
default:
{
symbol = formatInfo.NumberDecimalSeparator;
pattern = new NumberPattern("", symbol, 0, "", formatInfo.NumberNegativePattern.ToString(), 0, formatInfo.NumberDecimalSeparator, formatInfo.NumberGroupSeparator);
break;
}
}
this.DispatchCommandResult(new PluginResult(PluginResult.Status.OK, pattern));
}
catch (Exception)
{
this.DispatchCommandResult(new PluginResult(PluginResult.Status.ERROR, new GlobalizationError(ErrorCode.PatternError)));
}
}
/// <summary>
/// 将字符串解析为整数。
/// </summary>
/// <param name="s">待解析的字符串。</param>
/// <param name="dv">无法解析时的返回结果。</param>
/// <returns></returns>
public static int ToInt32(this string s, int dv = 0)
{
if (string.IsNullOrWhiteSpace(s))
{
return(dv);
}
else
{
s = NumberPattern.Replace(s.Trim(), "");
int result;
if (int.TryParse(s, out result))
{
return(result);
}
else
{
return(dv);
}
}
}
