/// <summary>
/// Executes command 'path' appropriate to data stored in commandInfo
/// </summary>
/// <param name="commandInfo"></param>
/// <returns></returns>
public override bool Execute(CommandInfo commandInfo)
{
bool userExists =
commandInfo.Email != null;
if (!userExists)
{
IoService.Out.WriteLine(Resources.ErrorUnknownUserEmail);
return false;
}
Response<List<UserModel>> response = shortestUserPathService.GetShortestPath(Session.LoggedUser.Id, commandInfo.Email);
if (response.IsSuccessful)
{
foreach (var user in response.ResultTask.Result)
{
IoService.Out.WriteLine(user.ToString());
}
}
else
{
IoService.Out.WriteLine(Resources.ErrorWhileDataTransfering);
}
return true;
}
/// <summary>
/// Executes 'export' command. Writes appropriate data to file specified in commandInfo
/// </summary>
/// <param name="commandInfo"></param>
/// <returns></returns>
public override bool Execute(CommandInfo commandInfo)
{
bool appendWrite = commandInfo.User
&& commandInfo.Message;
if (commandInfo.User)
{
ExportUsers(commandInfo.FileName, appendWrite);
}
if (commandInfo.Message)
{
ExportMessages(commandInfo.FileName, appendWrite);
}
IoService.Out.WriteLine(
Resources.InfoDataExportedToCVS,
commandInfo.FileName,
AppDomain.CurrentDomain.BaseDirectory);
Logger.Info(
string.Format(
Resources.InfoDataExportedToCVS,
commandInfo.FileName,
AppDomain.CurrentDomain.BaseDirectory));
return true;
}
/// <summary>
/// Executes 'find' command appropriate to data stored in commandInfo
/// </summary>
/// <param name="commandInfo"></param>
/// <returns></returns>
public override bool Execute(CommandInfo commandInfo)
{
if (commandInfo.User && commandInfo.Email != null)
{
Response<UserModel> response = userSearchService.GetByEmail(commandInfo.Email);
UserModel user = null;
if (response.IsSuccessful)
{
user = response.ResultTask.Result;
}
IoService.Out.WriteLine(
user?.ToString()
?? Resources.ErrorUnknownUserEmail);
}
if (!commandInfo.Message)
{
return true;
}
// TODO Searching of messages
return true;
}
/// <summary>
/// Executes command 'send' appropriately to data stored in commandInfo
/// </summary>
/// <param name="commandInfo"></param>
/// <returns></returns>
public override bool Execute(CommandInfo commandInfo)
{
// TODO validation: Does user with this email exists?
SendMessage(commandInfo.Email);
return true;
}
/// <summary>
/// Prints all mutual friends between logged in user and user specified by email,
/// if commandInfo containes option mutual = true and email is valid.
/// Elsewhere it prints all friends of current user
/// </summary>
/// <param name="commandInfo"></param>
/// <returns></returns>
public override bool Execute(CommandInfo commandInfo)
{
Response<List<UserModel>> response = null;
bool isEmail = !string.IsNullOrEmpty(commandInfo.Email);
if (commandInfo.Mutual && isEmail)
{
response = friendsService.GetMutualFriends(
Session.LoggedUser.Id,
commandInfo.Email);
if (response.IsSuccessful)
{
PrintFriends(response.ResultTask.Result);
}
return true;
}
if (!(commandInfo.Mutual ^ !isEmail))
{
IoService.Out.WriteLine(Resources.ErrorWrongParams);
return false;
}
response = friendsService.GetFriends(Session.LoggedUser.Id);
if (response.IsSuccessful)
{
PrintFriends(response.ResultTask.Result);
}
return true;
}
/// <summary>
/// Parses recieved command line and returns appropriately filled CommandInfo object
/// </summary>
/// <param name="commandLine"></param>
/// <returns></returns>
public CommandInfo GetCommandInfo(string commandLine)
{
var tokens = commandLine.Split(
new[] { ' ' },
StringSplitOptions.RemoveEmptyEntries);
commandInfo = new CommandInfo { CommandName = string.Empty };
helpIndicator = false;
try
{
OptionSet.Parse(tokens);
}
catch (OptionException e)
{
printer.Out.WriteLine(e.Message);
printer.Out.WriteLine(Resources.ParserHelpOffer);
return null;
}
if (!helpIndicator)
{
return commandInfo;
}
ShowHelp(OptionSet);
return null;
}
/// <summary>
/// Executes 'exit' command
/// </summary>
/// <param name="commandInfo"></param>
/// <returns></returns>
public override bool Execute(CommandInfo commandInfo)
{
Logger.Info($"User {Session.LoggedUser.Email} exited");
var authenService = NinjectKernel.Get<AuthenticationService>();
authenService.LogOut(SessionKey);
Exited?.Invoke(this, new EventArgs());
return true;
}
/// <summary>
/// Printes all commands that are available for user
/// </summary>
/// <param name="commandInfo"></param>
/// <returns></returns>
public override bool Execute(CommandInfo commandInfo)
{
if (Session.IsLogged)
{
PrintLoggedInCommands();
}
else
{
PrintNotLoggedCommands();
}
return true;
}
/// <summary>
/// Requests data about user and registers it into socialnetwork
/// </summary>
/// <param name="commandInfo"></param>
/// <returns></returns>
public override bool Execute(CommandInfo commandInfo)
{
SignUp();
return true;
}
private void InitializeOptionSet()
{
commandInfo = new CommandInfo { CommandName = string.Empty };
OptionSet = new OptionSet
{
{
"<>|c", Resources.ParserOptionCommandInfo,
AppendToCommandName
},
{
"u|user", Resources.ParserOptionUser,
v =>
{
if (v != null)
{
commandInfo.User = true;
}
}
},
{
"m|message", Resources.ParserOptionMessage,
v =>
{
if (v != null)
{
commandInfo.Message = true;
}
}
},
{
"e|email:", Resources.ParserOptionEmail,
v =>
{
if (v != null)
{
ValidateEmail(v);
}
}
},
{
"f|file=", Resources.ParserOptionFileName,
v =>
{
if (v != null)
{
commandInfo.FileName = v;
}
}
},
{
"r|received", Resources.ParserOptionRecieved,
v =>
{
if (v != null)
{
commandInfo.Received = true;
}
}
},
{
"s|sended", Resources.ParserOptionSended,
v =>
{
if (v != null)
{
commandInfo.Sended = true;
}
}
},
{
"mutual", Resources.ParserOptionMutual,
v =>
{
if (v != null)
{
commandInfo.Mutual = true;
}
}
},
{
"?|h|help", Resources.ParserOptionHelp,
v => helpIndicator = v != null
}
};
}
