/// <summary>
/// </summary>
/// <param name="userCredentials">
/// </param>
/// <returns>
/// </returns>
public IObservable <UserLoginResponseContract> AuthenticateAsync(UserCredentialsContract userCredentials)
{
if (userCredentials == null || string.IsNullOrWhiteSpace(userCredentials.UserName) ||
string.IsNullOrWhiteSpace(userCredentials.Password))
{
return(Observable.Empty <UserLoginResponseContract>());
}
// downloader.UserCredentials = null;
this.downloader.UserToken = null;
string postData = string.Format(
"login={0}&password={1}",
ApiUrl.Escape(userCredentials.UserName),
ApiUrl.Escape(userCredentials.Password));
IObservable <UserLoginResponseContract> userLogin =
from response in this.downloader.PostAndGetStringAsync(ApiUrl.Authenticate(), postData)
let user = Json <UserLoginResponseContract> .Instance.DeserializeFromString(response)
where !string.IsNullOrWhiteSpace(user.UserToken)
select user;
return((from loginResponse in userLogin
from _ in this.SaveCredentialsAsync(userCredentials)
from __ in this.SaveUserTokenAsync(loginResponse)
select loginResponse).Do(
response =>
{
PlayerService.DeletePlayToken();
this.downloader.UserToken = response.UserToken;
// downloader.UserCredentials = userCredentials;
}));
}
/// <summary>
/// </summary>
/// <param name="userId">
/// </param>
/// <param name="pageNumber">
/// </param>
/// <param name="pageSize">
/// </param>
/// <returns>
/// </returns>
public IObservable <MixesResponseContract> GetMixFeedAsync(string userId, int pageNumber, int pageSize)
{
string cacheFile = string.Format(MixFeedCacheFile, userId, pageNumber, pageSize);
return
(this.downloader.GetDeserializedCachedAndRefreshedAsync <MixesResponseContract>(
ApiUrl.UserMixes(userId, "mix_feed", pageNumber, pageSize), cacheFile).NotNull());
}
public static Uri SearchMixes(string query, string sort, int pageNumber, int perPage)
{
var urlFormat = string.Format(
"http://8tracks.com/mixes.json?q={0}&sort={1}&page={2}&per_page={3}&api_version={4}",
ApiUrl.Escape(query),
sort,
pageNumber,
perPage,
ApiVersion);
return(new Uri(urlFormat, UriKind.Absolute));
}
/// <summary>
/// </summary>
/// <param name="mixId">
/// </param>
/// <param name="review">
/// </param>
/// <returns>
/// </returns>
public IObservable <ReviewResponseContract> AddMixReviewAsync(string mixId, string review)
{
var url = new Uri("http://8tracks.com/reviews", UriKind.Absolute);
string body = string.Format(
"review%5Bbody%5D={0}&review%5Bmix_id%5D={1}&format=json", ApiUrl.Escape(review), mixId);
return(from response in this.downloader.PostStringAndGetDeserializedAsync <ReviewResponseContract>(url, body)
from responseWithUser in this.GetUserProfileAsync(response.Review.UserId).Select(
userResponse =>
{
if (response.Review.User == null)
{
response.Review.User = userResponse.User;
}
return response;
})
select responseWithUser);
}
public static IObservable <PlayingMixContract> StartPlayingAsync(this MixContract mix)
{
var playingMix = from playToken in GetOrCreatePlayTokenAsync()
from response in Downloader.GetDeserializedAsync <PlayResponseContract>(ApiUrl.Play(playToken, mix.Id))
.Repeat(2)
.Log("StartPlayingAsync: Attempting")
.TakeFirst(ValidResponse)
.Log("StartPlayingAsync: Valid Response")
from added in AddToRecentlyPlayedAsync(mix).Log("AddToRecentlyPlayedAsync: Done")
select new PlayingMixContract
{
PlayToken = playToken,
MixId = mix.Id,
MixName = mix.Name,
Cover = mix.Cover,
Set = response.Set
};
return(from playing in playingMix
from tile in SetNowPlayingTileAsync(
playing,
DataStrings.Title_ApplicationName,
DataStrings.Title_NowPlaying)
.Log("SetNowPlayingTileAsync: Done")
select playing);
}
/// <summary>
/// Gets the next similar mix, ensuring that nulls are never returned and that the same mix is never returned.
/// </summary>
/// <param name="mixId"></param>
/// <returns></returns>
public static IObservable <MixContract> GetNextMixAsync(string mixId)
{
return(from playToken in GetOrCreatePlayTokenAsync()
from response in Downloader.GetDeserializedAsync <NextMixResponseContract>(ApiUrl.NextMix(playToken, mixId))
where response != null && response.NextMix != null && response.NextMix.Id != mixId
select response.NextMix);
}
/// <summary>
/// </summary>
/// <param name="userId">
/// </param>
/// <returns>
/// </returns>
public IObservable <UserProfileResponseContract> GetUserProfileAsync(string userId)
{
return(this.downloader.GetDeserializedAsync <UserProfileResponseContract>(ApiUrl.UserProfile(userId)).NotNull());
}
public IObservable <FavouritedTrackListResponseContract> GetFavouriteTracksAsync(string userId, int pageNumber, int pageSize)
{
return(this.downloader.GetDeserializedAsync <FavouritedTrackListResponseContract>(ApiUrl.FavouriteTracks(userId, pageNumber, pageSize)).NotNull().Catch(Observable.Return(new FavouritedTrackListResponseContract())));
}
public static IObservable <MixesResponseContract> GetHistoryMixesAsync()
{
return(Downloader.GetDeserializedAsync <MixesResponseContract>(ApiUrl.HistoryMixes()).NotNull()); //, LatestMixesCacheFile);
}
/// <summary>
/// </summary>
/// <param name="userId">
/// </param>
/// <param name="pageNumber">
/// </param>
/// <param name="pageSize">
/// </param>
/// <returns>
/// </returns>
public IObservable <MixesResponseContract> GetUserMixesAsync(string userId, int pageNumber, int pageSize)
{
return(this.downloader.GetDeserializedAsync <MixesResponseContract>(
ApiUrl.UserMixes(userId, pageNumber, pageSize)).NotNull());
}
private static IObservable <PlayResponseContract> SkipToNextTrackAsync(this PlayingMixContract playing, TimeSpan timePlayed)
{
return(from addToHistory in AddToMixTrackHistoryAsync(playing, timePlayed)
from response in Downloader.GetDeserializedAsync <PlayResponseContract>(ApiUrl.SkipTrack(playing.PlayToken, playing.MixId))
where ValidResponse(response)
select response);
}
public static IObservable <MixesResponseContract> GetLatestMixesAsync()
{
return(Downloader.GetDeserializedCachedAndRefreshedAsync <MixesResponseContract>(ApiUrl.LatestMixes(), LatestMixesCacheFile).NotNull());
}
private static IObservable <PlayResponseContract> NextTrackAsync(this PlayingMixContract playing, TimeSpan timePlayed)
{
return(from addToHistory in AddToMixTrackHistoryAsync(playing, timePlayed)
from response in Downloader.GetDeserializedAsync <PlayResponseContract>(ApiUrl.NextTrack(playing.PlayToken, playing.MixId))
.Repeat(2)
.Log("NextTrackAsync: Attempting")
.TakeFirst(ValidResponse)
.Log("NextTrackAsync: ValidResponse")
select response);
}
public static IObservable <MixesResponseContract> GetTagMixesAsync(string tag, string sort, int pageNumber, int perPage)
{
return(Downloader.GetDeserializedAsync <MixesResponseContract>(ApiUrl.TaggedMixes(tag, sort, pageNumber, perPage)).NotNull());
}
public static IObservable <TagsResponseContract> GetTagsAsync(int pageNumber)
{
return(Downloader.GetDeserializedAsync <TagsResponseContract>(ApiUrl.Tags(pageNumber)));
}
public static IObservable <MixContract> GetMixAsync(string mixId)
{
return(from response in Downloader.GetDeserializedCachedAndRefreshedAsync <MixResponseContract>(ApiUrl.Mix(mixId), string.Format(MixCacheFile, mixId)).NotNull()
where response.Mix != null
select response.Mix);
}
public static IObservable <MixesResponseContract> GetSearchMixesAsync(string query, string sort, int pageNumber, int perPage)
{
return(Downloader.GetDeserializedAsync <MixesResponseContract>(ApiUrl.SearchMixes(query, sort, pageNumber, perPage)).NotNull());
}
public static IObservable <PortableUnit> AddToMixTrackHistoryAsync(this PlayingMixContract playing, TimeSpan timePlayed)
{
// If play duration was more than 30 seconds, post the report to Pay The Man
if (timePlayed < TimeSpan.FromSeconds(30))
{
return(AddToMixesPlayedTracks(playing.MixId, new List <TrackContract>()
{
playing.Set.Track
}).ToUnit().Catch <PortableUnit, Exception>(ex => ObservableEx.SingleUnit()));
}
var payment = from response in Downloader.GetDeserializedAsync <ResponseContract>(ApiUrl.ReportTrack(playing.PlayToken, playing.MixId, playing.Set.Track.Id))
from mixTrackList in AddToMixesPlayedTracks(playing.MixId, new List <TrackContract>()
{
playing.Set.Track
})
select new PortableUnit();
return(payment.Catch <PortableUnit, Exception>(ex => ObservableEx.SingleUnit()));
}
/// <summary>
/// </summary>
/// <param name="userId">
/// </param>
/// <param name="pageNumber">
/// </param>
/// <param name="pageSize">
/// </param>
/// <returns>
/// </returns>
public IObservable <FollowingUserResponseContract> GetFollowsUsersAsync(
string userId, int pageNumber, int pageSize)
{
return(this.downloader.GetDeserializedAsync <FollowingUserResponseContract>(ApiUrl.FollowsUsers(userId, pageNumber, pageSize)).NotNull().Catch(Observable.Return(new FollowingUserResponseContract())));
}
public static IObservable <PlayedTracksResponseContract> PlayedTracksAsync(this MixContract mix)
{
var playedTracks = from playToken in GetOrCreatePlayTokenAsync()
from response in Downloader.GetDeserializedAsync <PlayedTracksResponseContract>(ApiUrl.PlayedTracks(playToken, mix.Id))
.Coalesce(() => new PlayedTracksResponseContract
{
Tracks = new List <TrackContract>()
})
from updatedList in AddToMixesPlayedTracks(mix.Id, response.Tracks)
select updatedList;
return(playedTracks);
}
public static IObservable <ReviewsResponseContract> GetMixReviewsAsync(string mixId, int pageNumber, int perPage)
{
return(Downloader.GetDeserializedAsync <ReviewsResponseContract>(ApiUrl.MixReviews(mixId, pageNumber, perPage)).Catch <ReviewsResponseContract>(Observable.Return(new ReviewsResponseContract())).NotNull());
}
