private IEnumerable <string> GetPairs(bool encodeSpaceAsPlus)
{
foreach (var key in _orderedKeys)
{
var val = this[key];
if (val == null)
{
continue;
}
if (val is string || !(val is IEnumerable))
{
yield return(key + "=" + Url.EncodeQueryParamValue(val, encodeSpaceAsPlus));
}
else
{
// if value is IEnumerable (other than string), break it into multiple
// values with same param name, i.e. x=1&x2&x=3
// https://github.com/tmenier/Flurl/issues/15
foreach (var subval in val as IEnumerable)
{
if (subval == null)
{
continue;
}
yield return(key + "=" + Url.EncodeQueryParamValue(subval, encodeSpaceAsPlus));
}
}
}
}
/// <summary>
/// Returns the string ("name=value") representation of the query parameter.
/// </summary>
/// <param name="encodeSpaceAsPlus">Indicates whether to encode space characters with "+" instead of "%20".</param>
/// <returns></returns>
public string ToString(bool encodeSpaceAsPlus)
{
if (Value is IEnumerable && !(Value is string))
{
return(string.Join("&",
from v in (Value as IEnumerable).Cast <object>()
where v != null
let encoded = Url.EncodeQueryParamValue(v, encodeSpaceAsPlus)
select $"{Name}={encoded}"));
}
else
{
var encoded = _encodedValue ?? Url.EncodeQueryParamValue(_value, encodeSpaceAsPlus);
return($"{Name}={encoded}");
}
}
private static string BuildPair(string name, object value, bool encodeSpaceAsPlus)
{
return((value == null) ? name : $"{name}={Url.EncodeQueryParamValue(value, encodeSpaceAsPlus)}");
}
