#pragma once

#include "ToolBase.hpp"
#include <cstdio>
#include <functional>

class ToolHelp final : public ToolBase
{


public:
    ToolHelp(const ToolPassInfo& info)
    : ToolBase(info)
    {
        if (m_info.args.empty())
        {
            LogModule.report(logvisor::Error, "help requires a tool name argument");
            return;
        }
        m_good = true;
    }

    ~ToolHelp()
    {
    }



    static void Help(HelpOutput& help)
    {
        help.printBold(
            _SYS_STR("                                ___________ \n")
            _SYS_STR("                           ,.-'\"...........``~., \n")
            _SYS_STR("                        ,.-\".......................\"-., \n")
            _SYS_STR("                    ,/..................................\":, \n")
            _SYS_STR("                 .,?........................................, \n")
            _SYS_STR("                /...........................................,}\n")
            _SYS_STR("             ./........................................,:`^`..}\n")
            _SYS_STR("            ./.......................................,:\"...../\n")
            _SYS_STR("            ?.....__..................................:`...../\n")
            _SYS_STR("           /__.(...\"~-,_...........................,:`....../\n")
            _SYS_STR("          /(_....\"~,_....\"~,_.....................,:`...._/ \n")
            _SYS_STR("          {.._$;_....\"=,_.....\"-,_......,.-~-,},.~\";/....} \n")
            _SYS_STR("           ((...*~_......\"=-._...\";,,./`........../\"..../ \n")
            _SYS_STR("   ,,,___.`~,......\"~.,....................`......}....../ \n")
            _SYS_STR("............(....`=-,,...`.........................(...;_,,-\" \n")
            _SYS_STR("............/.`~,......`-.................................../ \n")
            _SYS_STR(".............`~.*-,.....................................|,./...,__ \n")
            _SYS_STR(",,_..........}.>-._...................................|.......`=~-, \n")
            _SYS_STR(".....`=~-,__......`,................................. \n")
            _SYS_STR("...................`=~-,,.,........................... \n")
            _SYS_STR(".........................`:,,..........................`\n")
            _SYS_STR("...........................`=-,...............,%%`>--==`` \n")
            _SYS_STR(".................................._.........._,-%%...` \n")
            _SYS_STR("...................................,\n"));
    }

    static void ShowHelp(const hecl::SystemString& toolName)
    {
        /* Select tool's help-text streamer */
        HelpOutput::HelpFunc helpFunc = NULL;
        if (toolName == _SYS_STR("init"))
            helpFunc = ToolInit::Help;
        else if (toolName == _SYS_STR("spec"))
            helpFunc = ToolSpec::Help;
        else if (toolName == _SYS_STR("extract"))
            helpFunc = ToolExtract::Help;
        else if (toolName == _SYS_STR("cook"))
            helpFunc = ToolCook::Help;
        else if (toolName == _SYS_STR("package") || toolName == _SYS_STR("pack"))
            helpFunc = ToolPackage::Help;
        else if (toolName == _SYS_STR("help"))
            helpFunc = ToolHelp::Help;
        else
        {
            LogModule.report(logvisor::Error, _SYS_STR("unrecognized tool '%s' - can't help"), toolName.c_str());
            return;
        }

        HelpOutput ho(helpFunc);
        ho.go();
    }

    hecl::SystemString toolName() const {return _SYS_STR("help");}

    int run()
    {
        ShowHelp(m_info.args.front());
        return 0;
    }
};