public IHttpActionResult CreateChannel(ChannelBindingModel model)
{
if (!this.ModelState.IsValid)
{
return this.BadRequest(this.ModelState);
}
var existingChannel = this.Data.Channels.All()
.Where(c => c.Name.Equals(model.Name))
.Select(ChannelViewModel.Create)
.FirstOrDefault();
if (existingChannel != null)
{
return this.Conflict();
}
var newChannel = new Channel { Name = model.Name };
this.Data.Channels.Add(newChannel);
this.Data.SaveChanges();
var channelViewModel = new ChannelViewModel
{
Id = newChannel.Id,
Name = newChannel.Name
};
return this.CreatedAtRoute(
"DefaultApi",
new
{
controller = "channels",
newChannel.Id
},
channelViewModel);
}
public IHttpActionResult PutChannel(int id, ChannelBindingModel model)
{
if (model == null)
{
return BadRequest();
}
if (!ModelState.IsValid)
{
return BadRequest(ModelState);
}
Channel chanelForEdit = this.Data.Channels.FirstOrDefault(c => c.Id == id);
if (chanelForEdit == null)
{
return NotFound();
}
Channel nameChannel = this.Data.Channels.FirstOrDefault(c => c.Name == model.Name);
if (nameChannel != null)
{
return this.Conflict();
}
chanelForEdit.Name = model.Name;
this.Data.SaveChanges();
return this.Ok(new {Message = "Channel # " + chanelForEdit.Id + " edited successfully."});
}
public IHttpActionResult EditChannel(int channelId, ChannelBindingModel model)
{
if (!this.ModelState.IsValid)
{
return this.BadRequest(this.ModelState);
}
var existingChannel = this.Data.Channels.Find(channelId);
var existingChannelName = this.Data.Channels.All()
.Any(c => c.Name.Equals(model.Name));
if (existingChannel == null)
{
return this.NotFound();
}
if (existingChannelName)
{
return this.Conflict();
}
existingChannel.Name = model.Name;
this.Data.Channels.Update(existingChannel);
this.Data.SaveChanges();
var responseMessage = string.Format("Channel {0} edited successfully.", existingChannel.Id);
return this.Ok(responseMessage);
}