HelpCommand.hpp

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#pragma once
 
#include <Strings/components/logger/logger.h>
 
#include "../ToolCommand.hpp"
#include "../console.h"
 
#ifdef TOOL_LIB_EXPORTS
#define TOOL_LIB_API __declspec(dllexport) 
#else
#define TOOL_LIB_API __declspec(dllimport) 
#endif
 
class TOOL_LIB_API HelpCommand : public ToolCommand
{
private:
    std::string app_name_label = "tool"; 
 
public:
    HelpCommand()
    {
        command = "help";
        syntax = "help [command]";
        description = "shows a list of commands, or additional information for a specific command";
    }
 
    void SetApplicationLabelName(std::string name)
    {
        app_name_label = name;
    }
 
    int execute(std::vector<std::string> args)
    {
        std::vector<ToolCommand*> commands = BlamTool::Console::GetRegisteredCommands();
 
        if (args.size() == 0)
        {
            BlamStrings::Logger::LogEvent("usage: " + app_name_label + " verb <options..>");
 
            for (int i = 0; i < commands.size(); i++)
            {
                BlamStrings::Logger::LogEvent("  " + commands.at(i)->GetSyntax());
            }
 
            BlamStrings::Logger::LogEvent("for additional information on a command, run '" + app_name_label + " help <command>'");
        }
        else
        {
            ToolCommand* matching_command = nullptr;
 
            for (int i = 0; i < commands.size(); i++)
            {
                if (commands.at(i)->GetCommandName() == args.at(0))
                {
                    matching_command = commands.at(i);
                    break;
                }
            }
 
            if (matching_command)
            {
                BlamStrings::Logger::LogEvent("information for command: " + matching_command->GetCommandName());
                BlamStrings::Logger::LogEvent("  description: " + matching_command->GetDescription());
                BlamStrings::Logger::LogEvent("  usage: " + matching_command->GetSyntax());
            }
            else
            {
                BlamStrings::Logger::LogEvent("command not found: '" + args.at(0) + "', run '" + app_name_label + " help' for a list of commands");
            }
        }
 
        return 0;
    }
};