// update weather for specified city
public void PutUpdateWeatherForCity(String city, WeatherInformation weatherInfo)
{
if (ModelState.IsValid)
{
if (city == weatherInfo.City)
{
int index = weather.FindIndex(w => w.City.ToUpper() == weatherInfo.City.ToUpper());
if (index == -1)
{
throw new HttpResponseException(HttpStatusCode.NotFound); // 404
}
else
{
weather.RemoveAt(index);
weather.Add(weatherInfo);
// default is to return 204 Empty
}
}
else
{
throw new HttpResponseException(HttpStatusCode.BadRequest);
}
}
else
{
throw new HttpResponseException(HttpStatusCode.BadRequest);
}
}
static async Task Run()
{
try
{
using (HttpClient client = new HttpClient())
{
client.BaseAddress = new Uri("http://localhost:1676/"); // base URL for API Controller i.e. RESTFul service
// add an Accept header for JSON
client.DefaultRequestHeaders.Accept.Add(new MediaTypeWithQualityHeaderValue("application/json"));
// 1
// get weather info for all cities
// GET ../api/weather
HttpResponseMessage response = await client.GetAsync("api/weather"); // accessing the Result property blocks
if (response.IsSuccessStatusCode) // 200.299
{
// read result
var weather = await response.Content.ReadAsAsync<IEnumerable<WeatherInformation>>();
foreach (var w in weather)
{
Console.WriteLine(w.City + " " + w.Temperature + "C " + w.WindSpeed + "km/h " + w.Conditions + " warning: " + w.WeatherWarning);
}
}
else
{
Console.WriteLine(response.StatusCode + " " + response.ReasonPhrase);
}
// 2
// get weather info for Dublin
// GET ../api/weather/Dublin
WeatherInformation weatherInfo = new WeatherInformation();
response = await client.GetAsync("api/weather/Dublin");
if (response.IsSuccessStatusCode)
{
// read result
weatherInfo = await response.Content.ReadAsAsync<WeatherInformation>();
Console.WriteLine(weatherInfo.City + " " + weatherInfo.Temperature + "C " + weatherInfo.WindSpeed + "km/h " + weatherInfo.Conditions + " Warning: " + weatherInfo.WeatherWarning);
}
else
{
Console.WriteLine(response.StatusCode + " " + response.ReasonPhrase);
}
// 3
// update by Put to api/weather/Dublin - now its sunny
weatherInfo.Conditions = "Sunny";
response = await client.PutAsJsonAsync("api/weather/Dublin", weatherInfo);
if (!response.IsSuccessStatusCode)
{
Console.WriteLine(response.StatusCode + " " + response.ReasonPhrase);
}
// 4
// get cities with weather warnings in place
// GET ../api/weather?warning=true
response = await client.GetAsync("api/weather?warning=true");
if (response.IsSuccessStatusCode)
{
// read result
var cities = await response.Content.ReadAsAsync<IEnumerable<String>>();
foreach (String city in cities)
{
Console.WriteLine(city);
}
}
else
{
Console.WriteLine(response.StatusCode + " " + response.ReasonPhrase);
}
}
}
catch (Exception e)
{
Console.WriteLine(e.ToString());
}
}