static async Task FetchReadings()
{
using (HttpClient client = new HttpClient()) {
client.Timeout = new TimeSpan(0, 5, 0);
HttpResponseMessage response = await client.GetAsync(climateDataUri);
try {
response.EnsureSuccessStatusCode();
//System.Json[old skool]
string json = await response.Content.ReadAsStringAsync();
System.Json.JsonArray climateReadings = System.Json.JsonArray.Parse(json) as System.Json.JsonArray;
foreach (var climateReading in climateReadings)
{
Console.WriteLine($"ClimateReading; TempC:{climateReading["tempC"]}");
}
} catch (TaskCanceledException) {
Console.WriteLine("Request time out.");
} catch (Exception e) {
Console.WriteLine($"Request went sideways: {e.Message}");
}
}
}
static async Task GetWebPageViaHttpClient(string uri)
{
Console.WriteLine($"Requesting {uri}");
using (HttpClient client = new HttpClient()) {
client.Timeout = new TimeSpan(0, 5, 0);
HttpResponseMessage response = await client.GetAsync(uri);
try {
response.EnsureSuccessStatusCode();
// this works in a console app _if_ i add the Microsoft.AspNet.WebApi.Client
// nuget, which brings in waaaaay too much stuff for Meadow.
//var climateReadings = await response.Content.ReadAsAsync<ClimateReading[]>();
// Json.Net (NewtonSoft)
//string jsonStr = await response.Content.ReadAsStringAsync();
//ClimateReading[] climateReadings = Newtonsoft.Json.JsonConvert.DeserializeObject<ClimateReading[]>(jsonStr);
// System.Text.Json:
//string json = await response.Content.ReadAsStringAsync();
//ClimateReading[] climateReadings = System.Text.Json.JsonSerializer.Deserialize<ClimateReading[]>(json);
// System.Json [old skool]
string json = await response.Content.ReadAsStringAsync();
System.Json.JsonArray climateReadings = System.Json.JsonArray.Parse(json) as System.Json.JsonArray;
foreach (var climateReading in climateReadings)
{
Console.WriteLine($"ClimateReading; TempC:{climateReading["tempC"]}");
}
//string responseBody = await response.Content.ReadAsStringAsync();
//Console.WriteLine(responseBody);
} catch (TaskCanceledException) {
Console.WriteLine("Request time out.");
} catch (Exception e) {
Console.WriteLine($"Request went sideways: {e.Message}");
}
}
}
internal JsonArray(System.Json.JsonArray array)
{
this.values = new List <IJsonValue> (array.Select(v => v.AsValue()));
}
