/// <summary>
/// Search movies
/// </summary>
/// <param name="searchFilter">The parameter of the search</param>
public async Task SearchMoviesAsync(string searchFilter)
{
if (SearchFilter != searchFilter)
{
// We start an other search
StopLoadingMovies();
Movies.Clear();
Page = 0;
}
var watch = Stopwatch.StartNew();
Page++;
Logger.Info(
$"Loading page {Page} with criteria: {searchFilter}");
HasLoadingFailed = false;
try
{
SearchFilter = searchFilter;
IsLoadingMovies = true;
var movies =
await MovieService.SearchMoviesAsync(searchFilter,
Page,
MaxMoviesPerPage,
Genre,
Rating,
CancellationLoadingMovies.Token);
Movies = new ObservableCollection <MovieShort>(Movies.Union(movies.Item1, new MovieShortComparer()));
IsLoadingMovies = false;
IsMovieFound = Movies.Any();
CurrentNumberOfMovies = Movies.Count;
MaxNumberOfMovies = movies.Item2;
await MovieHistoryService.ComputeMovieHistoryAsync(movies.Item1);
await MovieService.DownloadCoverImageAsync(movies.Item1, CancellationLoadingMovies);
}
catch (Exception exception)
{
Page--;
Logger.Error(
$"Error while loading page {Page} with criteria {searchFilter}: {exception.Message}");
HasLoadingFailed = true;
Messenger.Default.Send(new ManageExceptionMessage(exception));
}
finally
{
watch.Stop();
var elapsedMs = watch.ElapsedMilliseconds;
Logger.Info(
$"Loaded page {Page} with criteria {searchFilter} in {elapsedMs} milliseconds.");
}
}
/// <summary>
/// Load next page
/// </summary>
public override async Task LoadMoviesAsync()
{
if (Page == LastPage)
{
return;
}
Page++;
IsLoadingMovies = true;
try
{
var movieResults =
await MovieService.GetRecentMoviesAsync(Page,
MaxMoviesPerPage,
CancellationLoadNextPageToken.Token);
var movies = movieResults.Item1.ToList();
MaxNumberOfMovies = movieResults.Item2;
foreach (var movie in movies)
{
Movies.Add(movie);
}
if (!movies.Any())
{
LastPage = Page;
}
IsLoadingMovies = false;
await MovieHistoryService.ComputeMovieHistoryAsync(movies);
await MovieService.DownloadCoverImageAsync(movies);
}
catch
{
Page--;
}
finally
{
IsLoadingMovies = false;
IsMovieFound = Movies.Any();
CurrentNumberOfMovies = Movies.Count();
if (!IsMovieFound)
{
Page = 0;
}
}
}
/// <summary>
/// Load next page with an optional search parameter
/// </summary>
public override async Task LoadMoviesAsync()
{
var watch = Stopwatch.StartNew();
Page++;
Logger.Info(
$"Loading page {Page}...");
HasLoadingFailed = false;
try
{
IsLoadingMovies = true;
var movies =
await MovieService.GetGreatestMoviesAsync(Page,
MaxMoviesPerPage,
Rating,
CancellationLoadingMovies.Token,
Genre);
Movies = new ObservableCollection <MovieShort>(Movies.Union(movies.Item1, new MovieShortComparer()));
IsLoadingMovies = false;
IsMovieFound = Movies.Any();
CurrentNumberOfMovies = Movies.Count;
MaxNumberOfMovies = movies.Item2;
await MovieHistoryService.ComputeMovieHistoryAsync(movies.Item1);
await MovieService.DownloadCoverImageAsync(movies.Item1, CancellationLoadingMovies);
}
catch (Exception exception)
{
Page--;
Logger.Error(
$"Error while loading page {Page}: {exception.Message}");
HasLoadingFailed = true;
Messenger.Default.Send(new ManageExceptionMessage(exception));
}
finally
{
watch.Stop();
var elapsedMs = watch.ElapsedMilliseconds;
Logger.Info(
$"Loaded page {Page} in {elapsedMs} milliseconds.");
}
}
/// <summary>
/// Register messages
/// </summary>
private void RegisterMessages()
{
Messenger.Default.Register <ChangeLanguageMessage>(
this,
async message =>
{
foreach (var movie in Movies.ToList())
{
await Task.Delay(1000);
await MovieService.TranslateMovieShortAsync(movie);
}
});
Messenger.Default.Register <ChangeFavoriteMovieMessage>(
this,
async message =>
{
await MovieHistoryService.ComputeMovieHistoryAsync(Movies);
});
}
/// <summary>
/// Search movies
/// </summary>
/// <param name="searchFilter">The parameter of the search</param>
public async Task SearchMoviesAsync(string searchFilter)
{
if (SearchFilter != searchFilter)
{
// We start an other search
StopSearchingMovies();
Movies.Clear();
Page = 0;
}
SearchFilter = searchFilter;
Page++;
var lastPage = int.MaxValue;
if (!LastPageFilterMapping.ContainsKey(searchFilter) ||
(LastPageFilterMapping.TryGetValue(searchFilter, out lastPage) && Page < lastPage))
{
try
{
IsLoadingMovies = true;
var movieResults =
await MovieService.SearchMoviesAsync(searchFilter,
Page,
MaxMoviesPerPage,
CancellationSearchToken.Token);
var movies = movieResults.Item1.ToList();
MaxNumberOfMovies = movieResults.Item2;
foreach (var movie in movies)
{
Movies.Add(movie);
}
IsLoadingMovies = false;
await MovieHistoryService.ComputeMovieHistoryAsync(movies);
await MovieService.DownloadCoverImageAsync(movies);
if (!LastPageFilterMapping.ContainsKey(searchFilter) && !movies.Any())
{
LastPageFilterMapping.Add(searchFilter, Page);
}
}
catch
{
Page--;
}
finally
{
IsLoadingMovies = false;
IsMovieFound = Movies.Any();
CurrentNumberOfMovies = Movies.Count();
if (!IsMovieFound)
{
Page = 0;
}
}
}
}