2013-06-23 20:10:57 +01:00
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using System;
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using System.Collections.Generic;
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using System.Net.Http;
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using System.Threading.Tasks;
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using IF.Lastfm.Core.Api.Enums;
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using IF.Lastfm.Core.Api.Helpers;
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using IF.Lastfm.Core.Objects;
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using Newtonsoft.Json;
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using Newtonsoft.Json.Linq;
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namespace IF.Lastfm.Core.Api.Commands.UserApi
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{
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internal class GetRecentScrobblesCommand : GetAsyncCommandBase<PageResponse<Track>>
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{
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public string Username { get; private set; }
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public DateTime From { get; private set; }
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public GetRecentScrobblesCommand(IAuth auth, string username, DateTime from) : base(auth)
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{
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Method = "user.getRecentTracks";
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Username = username;
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From = from;
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}
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2013-07-23 22:46:29 +01:00
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public override Uri BuildRequestUrl()
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2013-06-23 20:10:57 +01:00
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{
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var parameters = new Dictionary<string, string>
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{
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{"user", Username},
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{"from", From.ToUnixTimestamp().ToString()}
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};
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base.AddPagingParameters(parameters);
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var uristring = LastFm.FormatApiUrl(Method, Auth.ApiKey, parameters);
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2013-07-23 22:46:29 +01:00
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return new Uri(uristring, UriKind.Absolute);
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2013-06-23 20:10:57 +01:00
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}
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public async override Task<PageResponse<Track>> HandleResponse(HttpResponseMessage response)
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{
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var json = await response.Content.ReadAsStringAsync();
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LastFmApiError error;
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if (LastFm.IsResponseValid(json, out error) && response.IsSuccessStatusCode)
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{
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JToken jtoken = JsonConvert.DeserializeObject<JToken>(json).SelectToken("recenttracks");
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var tracksToken = jtoken.SelectToken("track");
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var tracks = new List<Track>();
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foreach (var track in tracksToken.Children())
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{
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var t = Track.ParseJToken(track);
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2013-07-01 22:26:42 +01:00
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2013-06-23 20:10:57 +01:00
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tracks.Add(t);
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}
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var pageresponse = PageResponse<Track>.CreateSuccessResponse(tracks);
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var attrToken = jtoken.SelectToken("@attr");
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pageresponse.AddPageInfoFromJToken(attrToken);
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return pageresponse;
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}
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else
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{
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return PageResponse<Track>.CreateErrorResponse(error);
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}
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}
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}
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}
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