/// <summary>
/// Finds Kind By Id
/// </summary>
/// <param name="id">Injected <see cref="int"/></param>
/// <returns>Instance of <see cref="Task{Kind}"/></returns>
public async Task <Kind> FindKindById(int @id)
{
Kind @kind = await Context.Kind
.TagWith("FindKindById")
.FirstOrDefaultAsync(x => x.Id == @id);
if (@kind == null)
{
// Log
string @logData = @kind.GetType().Name
+ " with Id "
+ @id
+ " was not found at "
+ DateTime.Now.ToShortTimeString();
Logger.WriteGetItemNotFoundLog(@logData);
throw new Exception(@kind.GetType().Name
+ " with Id "
+ @id
+ " does not exist");
}
return(@kind);
}
/// <summary>
/// Checks Name
/// </summary>
/// <param name="viewModel">Injected <see cref="UpdateKind"/></param>
/// <returns>Instance of <see cref="Task{Kind}"/></returns>
public async Task <Kind> CheckName(UpdateKind @viewModel)
{
Kind @Kind = await Context.Kind
.TagWith("CheckName")
.AsNoTracking()
.FirstOrDefaultAsync(x => x.Name == @viewModel.Name && x.Id != viewModel.Id);
if (@Kind != null)
{
// Log
string @logData = @Kind.GetType().Name
+ " with Name "
+ @Kind.Name
+ " was already found at "
+ DateTime.Now.ToShortTimeString();
Logger.WriteGetItemFoundLog(@logData);
throw new Exception(@Kind.GetType().Name
+ " with Name "
+ @viewModel.Name
+ " already exists");
}
return(Kind);
}
/// <summary>
/// Updates Kind
/// </summary>
/// <param name="viewModel">Injected <see cref="UpdateKind"/></param>
/// <returns>Instance of <see cref="Task{ViewKind}"/></returns>
public async Task <ViewKind> UpdateKind(UpdateKind @viewModel)
{
await CheckName(@viewModel);
Kind @Kind = await FindKindById(@viewModel.Id);
@Kind.Name = @viewModel.Name;
@Kind.ImageUri = @viewModel.ImageUri;
try
{
Context.Kind.Update(@Kind);
await Context.SaveChangesAsync();
}
catch (DbUpdateConcurrencyException)
{
await CheckName(@viewModel);
}
// Log
string @logData = @Kind.GetType().Name
+ " with Id "
+ @Kind.Id
+ " was modified at "
+ DateTime.Now.ToShortTimeString();
Logger.WriteUpdateItemLog(@logData);
return(Mapper.Map <ViewKind>(@Kind));
}
/// <summary>
/// Removes Kind By Id
/// </summary>
/// <param name="id">Injected <see cref="int"/></param>
/// <returns>Instance of <see cref="Task"/></returns>
public async Task RemoveKindById(int @id)
{
try
{
Kind @Kind = await FindKindById(@id);
Context.Kind.Remove(@Kind);
await Context.SaveChangesAsync();
// Log
string @logData = @Kind.GetType().Name
+ " with Id "
+ @Kind.Id
+ " was removed at "
+ DateTime.Now.ToShortTimeString();
Logger.WriteDeleteItemLog(@logData);
}
catch (DbUpdateConcurrencyException)
{
await FindKindById(@id);
}
}