public async Task<ColorScheme> GetByHex(string hex, ColorSchemeMode? mode = null) {
if (!hexColorRegex.IsMatch(hex)) {
throw new ArgumentException("hex is not valid", "hex");
}
if (hex.StartsWith("#")) {
hex = hex.Substring(1);
}
var uriBuilder = new Common.UriBuilder(ColorConfiguration.Current.BaseUrl);
uriBuilder.AppendPathPart("scheme");
uriBuilder.AppendQueryPart("hex", hex.ToUpper());
if (mode.HasValue) {
uriBuilder.AppendQueryPart("mode", mode.ToString().ToLower());
}
using (var client = new HttpClient()) {
var responseMessage = await client.GetAsync(uriBuilder.StringUri);
if (!responseMessage.IsSuccessStatusCode) {
throw new HttpRequestException(responseMessage.ReasonPhrase);
}
var body = await responseMessage.Content.ReadAsStringAsync();
return JsonConvert.DeserializeObject<ColorScheme>(body);
}
}
public async Task<ColorScheme> GetByCmyk(int c, int m, int y, int k, ColorSchemeMode? mode = null) {
if (c < 0 | m < 0 | y < 0 | k < 0) {
throw new ArgumentException("cmyk cannot be less than zero");
}
var uriBuilder = new Common.UriBuilder(ColorConfiguration.Current.BaseUrl);
uriBuilder.AppendPathPart("scheme");
uriBuilder.AppendQueryPart("cmyk", string.Format("cmyk({0},{1},{2},{3})", c, m, y, k));
if (mode.HasValue) {
uriBuilder.AppendQueryPart("mode", mode.ToString().ToLower());
}
using (var client = new HttpClient()) {
var responseMessage = await client.GetAsync(uriBuilder.StringUri);
if (!responseMessage.IsSuccessStatusCode) {
throw new HttpRequestException(responseMessage.ReasonPhrase);
}
var body = await responseMessage.Content.ReadAsStringAsync();
return JsonConvert.DeserializeObject<ColorScheme>(body);
}
}
public void Should_succeed_when_mode_is_in_range(ColorSchemeMode value)
{
this.validator.ShouldNotHaveValidationErrorFor(cs => cs.mode, value);
}
public void Should_fail_when_mode_is_out_of_range(ColorSchemeMode value)
{
this.validator.ShouldHaveValidationErrorFor(cs => cs.mode, value);
}