OverPassRequester 0.1.3-alpha

©sashamsuper, 2023

OverPassRequester

Library requests to overpass turbo on c sharp.

Now work only with overpass Ql.

Example.

using OverPassRequester;

OverPassClient over = new(new Uri("https://maps.mail.ru/osm/tools/overpass/api/interpreter"));
var river = "La Seine";
var city = "Paris";
string responseTxt = $"way['name:fr'~'{river}',i]['waterway'='river'](48.5366276064,1.89894557,49.0954664277,3.0497634411)->.river;(node(around.river:9150)['name:fr'~'{city}',i]['place'~'(city|village|town|hamlet)'];);";
var value = over.GetJsonAsync<RootObject<Element<Tags>>>(responseTxt).Result;
var name = value?.Elements.FirstOrDefault()?.Tags?.Name;
Assert.AreEqual(name, "Paris");
Console.WriteLine(name);

The default data model received in response in the library

public class Element<TTags>
{
    [JsonPropertyName("type")]
    public string? Type { get; set; }

    [JsonPropertyName("id")]
    public object? Id { get; set; }

    [JsonPropertyName("lat")]
    public double Lat { get; set; }

    [JsonPropertyName("lon")]
    public double Lon { get; set; }

    [JsonPropertyName("timestamp")]
    public DateTime Timestamp { get; set; }

    [JsonPropertyName("version")]
    public int Version { get; set; }

    [JsonPropertyName("changeset")]
    public int Changeset { get; set; }

    [JsonPropertyName("user")]
    public string? User { get; set; }

    [JsonPropertyName("uid")]
    public int Uid { get; set; }

    [JsonPropertyName("tags")]
    public TTags? Tags { get; set; }
}

public class Osm3s
{
    [JsonPropertyName("timestamp_osm_base")]
    public DateTime TimestampOsmBase { get; set; }

    [JsonPropertyName("copyright")]
    public string? Copyright { get; set; }
}

public class RootObject<TElement>
{
    [JsonPropertyName("version")]
    public double Version { get; set; }

    [JsonPropertyName("generator")]
    public string? Generator { get; set; }

    [JsonPropertyName("osm3s")]
    public Osm3s? Osm3s { get; set; }

    [JsonPropertyName("elements")]
    public List<TElement>? Elements { get; set; }
}

public class Tags
{
    [JsonPropertyName("name")]
    public string? Name { get; set; }

    [JsonExtensionData]
    public IDictionary<string, object>? ExtensionTags { set; get; }
}

OverPass returns RootObject<Element<Tags>>

You can change over.GetJsonAsync<T> or get ExtensionTags by Dictionary

https://github.com/sashamsuper/OverPassRequester