/// <summary>
/// Handles DELETE http method
/// </summary>
/// <param name="context">Context of incoming http request</param>
private void DeleteHandler(HttpContext context)
{
try
{
SongList.Delete(Int32.Parse(context.Request.RawUrl.Split('/').
Last()));
context.Response.Write("Song Deleted.");
}
catch (ArgumentNullException)
{
context.Response.StatusCode = 400;
context.Response.Write("Error: Input values are missing.");
}
catch (ArgumentException err)
{
context.Response.StatusCode = 404;
context.Response.Write("Error: " + err.Message);
}
catch (FormatException err)
{
context.Response.StatusCode = 500;
context.Response.Write("Error: " + err.Message);
}
catch (Exception)
{
context.Response.StatusCode = 500;
context.Response.Write("Error: Server had a problem. Please try "
+ "again later.");
}
}
/// <summary>
/// Creates a review for an specific song
/// </summary>
/// <param name="review">Review to create</param>
/// <param name="songId">Id of the specific song</param>
public static void Create(Review review, int songId)
{
Song song = SongList.ReadAll().Find(s => s.SongId == songId);
if (song != null)
{
review.Song = song;
song.Reviews.Add(review);
reviews.Add(review);
}
else
{
throw new ArgumentException("Resource not found.");
}
}
/// <summary>
/// Handles GET http method
/// </summary>
/// <param name="context">Context of incoming http request</param>
private void GetHandler(HttpContext context)
{
try
{
if (context.Request.RawUrl.Split('/').Last() == RESOURCE_URL)
{
context.Response.Write(JsonConvert.SerializeObject(SongList.
ReadAll(), Formatting.Indented, new
JsonSerializerSettings
{
ReferenceLoopHandling = ReferenceLoopHandling.Ignore
}));
}
else
{
context.Response.Write(JsonConvert.SerializeObject(SongList.
Read(Int32.Parse(context.Request.RawUrl.Split('/').
Last())), Formatting.Indented, new JsonSerializerSettings
{
ReferenceLoopHandling = ReferenceLoopHandling.Ignore
}));
}
}
catch (ArgumentNullException)
{
context.Response.StatusCode = 400;
context.Response.Write("Error: Input values are missing.");
}
catch (ArgumentException err)
{
context.Response.StatusCode = 404;
context.Response.Write("Error: " + err.Message);
}
catch (FormatException err)
{
context.Response.StatusCode = 500;
context.Response.Write("Error: " + err.Message);
}
catch (Exception)
{
context.Response.StatusCode = 500;
context.Response.Write("Error: Server had a problem. Please try "
+ "again later.");
}
}
/// <summary>
/// Handles PUT http method
/// </summary>
/// <param name="context">Context of incoming http request</param>
private void PutHandler(HttpContext context)
{
try
{
string queryString = new StreamReader(context.Request.
InputStream).ReadToEnd();
string name = HttpUtility.ParseQueryString(queryString).
Get("name");
string artist = HttpUtility.ParseQueryString(queryString).
Get("artist");
string duration = HttpUtility.ParseQueryString(queryString).
Get("duration");
string genre = HttpUtility.ParseQueryString(queryString).
Get("genre");
string path = HttpUtility.ParseQueryString(queryString).
Get("path");
Song song = new Song(Int32.Parse(context.Request.RawUrl.
Split('/').Last()), name, artist, Int32.Parse(duration),
genre, BASE_PATH + path);
SongList.Update(Int32.Parse(context.Request.RawUrl.Split('/').
Last()), song);
context.Response.Write("200: Song Updated.");
}
catch (ArgumentNullException)
{
context.Response.StatusCode = 400;
context.Response.Write("Error: Input values are missing.");
}
catch (ArgumentException err)
{
context.Response.StatusCode = 404;
context.Response.Write("Error: " + err.Message);
}
catch (FormatException err)
{
context.Response.StatusCode = 500;
context.Response.Write("Error: " + err.Message);
}
catch (Exception)
{
context.Response.StatusCode = 500;
context.Response.Write("Error: Server had a problem. Please try "
+ "again later.");
}
}
