public override string TryToExecute(CommandReceivedEventArgs eventArgs)
{
var word = eventArgs?.Arguments?.ElementAtOrDefault(1)?.ToLowerInvariant();
var newAlias = eventArgs?.Arguments?.ElementAtOrDefault(2)?.ToLowerInvariant();
var typeName = _repository.Single(CommandWordPolicy.ByWord(word))?.FullTypeName;
var existingWord = _repository.Single(CommandWordPolicy.ByWord(newAlias));
if (string.IsNullOrEmpty(newAlias))
{
return("You seem to be missing the new alias you want to set.");
}
if (existingWord != null)
{
return($"The command word '!{existingWord.CommandWord}' already exists.");
}
var newCommand = new CommandWordEntity
{
CommandWord = newAlias,
FullTypeName = typeName,
IsPrimary = false
};
_repository.Create(newCommand);
return($"Created new command alias '!{newAlias}' for '!{word}'.");
}
public override string TryToExecute(CommandReceivedEventArgs eventArgs)
{
if (eventArgs?.Arguments == null ||
eventArgs.Arguments.Count < 3)
{
return(HelpText);
}
var word = eventArgs.Arguments[1].ToLowerInvariant();
var newAlias = eventArgs.Arguments[2].ToLowerInvariant();
var arguments = eventArgs.Arguments.Skip(3).ToList();
var typeName = _repository.Single(CommandWordPolicy.ByWord(word))?.FullTypeName;
var existingWord = _repository.Single(CommandWordPolicy.ByWord(newAlias));
if (string.IsNullOrEmpty(newAlias))
{
return("You seem to be missing the new alias you want to set.");
}
if (existingWord != null)
{
return($"The command word '!{existingWord.CommandWord}' already exists.");
}
var newCommand = new CommandWordEntity
{
CommandWord = newAlias,
FullTypeName = typeName,
IsPrimary = false
};
for (int i = 0; i < arguments.Count; i++)
{
newCommand.Arguments.Add(new AliasArgumentEntity
{
Argument = arguments[i],
CommandWordEntity = newCommand,
Index = i
});
}
_repository.Create(newCommand);
return($"Created new command alias '!{newAlias}' for '!{word}'.");
}
public void NotSave_GivenAliasAlreadyUsed()
{
var commandReceivedEventArgs = new CommandReceivedEventArgs {
Arguments = new[] { "add", "foo", "bar" }
};
var mockRepo = new Mock <IRepository>();
var addAliasOperation = new AddAliasOperation(mockRepo.Object);
var existingWord = new CommandWordEntity {
CommandWord = Guid.NewGuid().ToString()
};
mockRepo.Setup(x => x.Single(It.IsAny <CommandWordPolicy>())).Returns(existingWord);
string message = addAliasOperation.TryToExecute(commandReceivedEventArgs);
mockRepo.Verify(x => x.Create(It.IsAny <CommandWordEntity>()), Times.Never);
message.Should().Contain(existingWord.CommandWord);
}
public void SaveAlias_GivenValidArguments()
{
var newAlias = Guid.NewGuid().ToString();
var commandReceivedEventArgs = new CommandReceivedEventArgs {
Arguments = new[] { "add", "foo", newAlias }
};
var mockRepo = new Mock <IRepository>();
var addAliasOperation = new AddAliasOperation(mockRepo.Object);
var existingWord = new CommandWordEntity {
CommandWord = Guid.NewGuid().ToString()
};
mockRepo.Setup(x => x.Single(It.IsAny <CommandWordPolicy>()))
.Returns(existingWord); // call for type to alias
mockRepo.Setup(x => x.Single(It.IsAny <CommandWordPolicy>()))
.Returns(null as CommandWordEntity); // check for existing
string message = addAliasOperation.TryToExecute(commandReceivedEventArgs);
mockRepo.Verify(x => x.Create(It.IsAny <CommandWordEntity>()), Times.Once);
message.Should().Contain(newAlias);
}
