public ActionResult UpdateAudioItem(AudioFormViewModel model)
{
// Placeholder for errors
var errors = new List <string>();
if (ModelState.IsValid)
{
// Remove special characters from the file input
string audioFile = RemoveSpecialCharacters(model.AudioLocation);
// Placeholders for the audio upload paths
string uploadPath = uploadAudioDirectory + audioFile;
string audioPath = audioDirectory + audioFile;
// Check whether the audioID exists
// Placeholder for the audioIDInt
int audioIdInt = 0;
if (String.IsNullOrWhiteSpace(model.AudioId.ToString()))
{
errorDict.Add("AudioItem", "There was an error updating this audio item. Please try again.");
}
else if (!Int32.TryParse(model.AudioId.ToString(), out audioIdInt))
{
errorDict.Add("AudioItem", "There was an error updating this audio item. Please try again");
}
// Move the file from /Content/Audio/Upload to Content/Audio
if (System.IO.File.Exists(uploadPath))
{
// If the file is in uploadPath. Check whether it exists in the /Content/Audio directory
if (!System.IO.File.Exists(audioPath))
{
System.IO.File.Move(uploadPath, audioPath);
}
}
// Remove all the files in the Upload directory
System.IO.DirectoryInfo di = new DirectoryInfo(uploadAudioDirectory);
foreach (FileInfo file in di.GetFiles())
{
file.Delete();
}
// Get the audio type id
AudioType audioTypeRef = _db.AudioType.Where(r => r.AudioTypeId.Equals(model.AudioType)).First();
// Convert the inputted time stamps to seconds and return an error if they can't be converted.
int audioIn = CalculateSeconds(model.AudioIn);
int audioOut = CalculateSeconds(model.AudioOut);
int audioDuration = CalculateSeconds(model.AudioDuration);
if (audioIn == -1 || audioOut == -1 || audioDuration == -1)
{
errors.Add("There was an error with the file upload. Please try again.");
Response.StatusCode = (int)HttpStatusCode.BadRequest;
return(Json(new { status = "error", errors = errors }));
}
var audioItems = _db.Audio.Where(r => r.AudioId.Equals(audioIdInt));
foreach (Audio audioItem in audioItems)
{
audioItem.ArtistName = model.ArtistName;
audioItem.AudioTitle = model.AudioTitle;
audioItem.AudioLocation = audioFile;
audioItem.AudioDuration = audioDuration;
audioItem.AudioIn = audioIn;
audioItem.AudioOut = audioOut;
audioItem.AudioReleaseYear = model.AudioReleaseYear;
audioItem.AudioType.AudioTypeId = audioTypeRef.AudioTypeId;
}
_db.SaveChanges();
Response.StatusCode = (int)HttpStatusCode.OK;
return(Json("Success"));
}
// If it gets this far an error has occured
foreach (var modelStateVal in ViewData.ModelState.Values)
{
errors.AddRange(modelStateVal.Errors.Select(error => error.ErrorMessage));
}
Response.StatusCode = (int)HttpStatusCode.BadRequest;
return(Json(new { status = "error", errors = errors }));
}
public async Task <ActionResult> AddNewAudioItem(AudioFormViewModel model)
{
// Placeholder for errors
List <string> errors = new List <string>();
if (ModelState.IsValid)
{
// Remove special characters from audioFile
string audioFile = RemoveSpecialCharacters(model.AudioLocation);
// Placeholders for the audio upload paths
string uploadPath = uploadAudioDirectory + audioFile;
string audioPath = audioDirectory + audioFile;
// Move the file from Content/Audio/Upload to Content/Audio
if (System.IO.File.Exists(audioPath) && System.IO.File.Exists(uploadPath))
{
// Delete the file from the audio directory
System.IO.File.Delete(audioPath);
// Move the new file into the audio directory
System.IO.File.Move(uploadPath, audioPath);
}
else if (!System.IO.File.Exists(audioPath) && System.IO.File.Exists(uploadPath))
{
// Move the file from the upload directory to the audio directory
System.IO.File.Move(uploadPath, audioPath);
}
else
{
// When the user is adding a new audio file this part of the code should never run.
// This would only run if the audio is present in /Content/Audio but not in the /Content/Audio/Upload directory
errors.Add("There was an error with the file upload. Please try again.");
Response.StatusCode = (int)HttpStatusCode.BadRequest;
return(Json(new { status = "error", errors = errors }));
}
// Remove all the files in the Upload directory
System.IO.DirectoryInfo di = new DirectoryInfo(Server.MapPath("~/Content/Audio/Upload/"));
foreach (FileInfo file in di.GetFiles())
{
file.Delete();
}
// Convert the inputted time stamps to seconds and return an error if they can't be converted.
int audioIn = CalculateSeconds(model.AudioIn);
int audioOut = CalculateSeconds(model.AudioOut);
int audioDuration = CalculateSeconds(model.AudioDuration);
if (audioIn == -1 || audioOut == -1 || audioDuration == -1)
{
errors.Add("There was an error with the file upload. Please try again.");
Response.StatusCode = (int)HttpStatusCode.BadRequest;
return(Json(new { status = "error", errors = errors }));
}
// Get the audio type id
int audioTypeInt = model.AudioType;
AudioType audioTypeRef = _db.AudioType.Where(r => r.AudioTypeId.Equals(audioTypeInt)).First();
Audio newAudio = new Audio
{
ArtistName = model.ArtistName,
AudioTitle = model.AudioTitle,
AudioLocation = audioFile,
AudioDuration = audioDuration,
AudioIn = audioIn,
AudioOut = audioOut,
AudioReleaseYear = model.AudioReleaseYear,
AudioType = audioTypeRef
};
_db.Audio.Add(newAudio);
_db.SaveChanges();
Response.StatusCode = (int)HttpStatusCode.OK;
return(Json("Success"));
}
// If it gets this far an error has occured
foreach (var modelStateVal in ViewData.ModelState.Values)
{
errors.AddRange(modelStateVal.Errors.Select(error => error.ErrorMessage));
}
Response.StatusCode = (int)HttpStatusCode.BadRequest;
return(Json(new { status = "error", errors = errors }));
}
