/**
 * @file    tui.cpp
 * @brief   display user interface
 * @author  hendrik schutter
 * @date    03.08.2020
 */

#include "../../include/reHDD.h"


TUI::TUI(void)
{



}


/**
 * \brief   wipe drive with shred
 * \param	pointer of Drive instance
 * \return  void
 */

void TUI::initTUI()
{
    initscr();
    raw();
    keypad(stdscr,TRUE);
    if(has_colors() == TRUE)
        {
            start_color();
        }
    else
        {
            printf("Your terminal does not support color\n");
            exit(1);
        }
    clear();
    curs_set(0);
    noecho();
    cbreak();
    init_color(COLOR_GRAY, 173, 170, 173);

    init_pair(COLOR_AREA_STDSCR,COLOR_WHITE, COLOR_BLUE);
    wbkgd(stdscr, COLOR_PAIR(COLOR_AREA_STDSCR));

    init_pair(COLOR_AREA_ENTRY, COLOR_BLACK, COLOR_GRAY);
    init_pair(COLOR_AREA_ENTRY_SELECTED, COLOR_BLACK, COLOR_WHITE);
    init_pair(COLOR_AREA_OVERVIEW, COLOR_BLACK, COLOR_GRAY);
    init_pair(COLOR_AREA_OVERVIEW, COLOR_BLACK, COLOR_GRAY);


    mvprintw(0, 2, "reHDD - HDD refurbishing tool - GPL 3.0 ");

}

void TUI::updateTUI(vector <Drive>* pvecDrives, int32_t i32SelectedEntry)
{

    int stdscrX, stdscrY;
    getmaxyx(stdscr, stdscrY, stdscrX);

    init_pair(COLOR_AREA_STDSCR,COLOR_WHITE, COLOR_BLUE);
    wbkgd(stdscr, COLOR_PAIR(COLOR_AREA_STDSCR));

    refresh();

    overview=createOverViewWindow((int)(stdscrX/3), (stdscrY-15));
    wrefresh(overview);

    vector <Drive>::iterator it;
    for (it = pvecDrives->begin(); it != pvecDrives->end(); ++it)
        {
            string sModelFamily = it->getModelFamily();
            string sModelName = it->getModelName();
            string sCapacity = it->sCapacityToText();

            bool bSelectedEntry = false;

            if(i32SelectedEntry == (it - pvecDrives->begin()))
                {
                    bSelectedEntry = true;
                     detailview=createDetailViewWindow(((stdscrX)-(int)(stdscrX/3)-7), (stdscrY-3), (int)(stdscrX/3)+5, pvecDrives->at((it - pvecDrives->begin())));
                     wrefresh(detailview);
                }

            WINDOW * tmp = createEntryWindow( ((int)(stdscrX/3) - 2), 5, 3, (5* (it - pvecDrives->begin()) )+3, sModelFamily, sModelName, sCapacity, bSelectedEntry);
            wrefresh(tmp);
        }
}

enum TUI::UserInput TUI::readUserInput()
{
    int ch = wgetch(stdscr);
    switch(ch)
        {
        case KEY_UP:
            return TUI::UserInput::UpKey;
            break;
        case KEY_DOWN:
            return TUI::UserInput::DownKey;
            break;
        case 10:
            return TUI::UserInput::Enter;
            break;
        case 27:
            return TUI::UserInput::ESC;
            break;
        case 'a':
            return TUI::UserInput::Abort;
            break;
        case 'd':
            return TUI::UserInput::Delete;
            break;
        case 's':
            return TUI::UserInput::Shred;
            break;
        default:
            return TUI::UserInput::Undefined;
            break;
        }
    return TUI::UserInput::Undefined;
}


void TUI::centerTitle(WINDOW *pwin, const char * title)
{
    int x, maxX, stringSize;
    getmaxyx(pwin, maxX, maxX);
    stringSize = 4 + strlen(title);
    x = (maxX - stringSize)/2;
    mvwaddch(pwin, 0, x, ACS_RTEE);
    waddch(pwin, ' ');
    waddstr(pwin, title);
    waddch(pwin, ' ');
    waddch(pwin, ACS_LTEE);
}

WINDOW* TUI::createOverViewWindow( int iXSize, int iYSize)
{
    WINDOW *newWindow;
    newWindow = newwin(iYSize, iXSize, 2, 2);

    wbkgd(newWindow, COLOR_PAIR(COLOR_AREA_OVERVIEW));
    box(newWindow, ACS_VLINE, ACS_HLINE);

    time_t rawtime;
    struct tm * timeinfo;
    char buffer[80];

    time (&rawtime);
    timeinfo = localtime(&rawtime);

    strftime(buffer,sizeof(buffer),"%d-%m-%Y %H:%M:%S",timeinfo);
    std::string str(buffer);


    centerTitle(newWindow, str.c_str());

    keypad(newWindow, TRUE);
    return newWindow;
}

WINDOW* TUI::createDetailViewWindow( int iXSize, int iYSize, int iXStart, Drive drive)
{
    WINDOW *newWindow;
    newWindow = newwin(iYSize, iXSize, 2, iXStart);

    wbkgd(newWindow, COLOR_PAIR(COLOR_AREA_OVERVIEW));
    box(newWindow, ACS_VLINE, ACS_HLINE);
    string title = "Selected Drive: " + drive.getModelName() + " " + drive.sCapacityToText();
    centerTitle(newWindow, title.c_str());


     

            string sPath =  "Path:          " +drive.getPath();
            string sModelFamlily = "ModelFamily:   " + drive.getModelFamily();
            string sModelName =  "ModelName:     " + drive.getModelName();
            string sCapacity =  "Capacity:      " + drive.sCapacityToText();
            string sSerial =  "Serial:        " + drive.getSerial();
            string sPowerOnHours = "PowerOnHours:  " + drive.sPowerOnHoursToText();
            string sPowerCycle =  "PowerCycle:    " + drive.sPowerCyclesToText();
            string sErrorCount =  "ErrorCount:    " + drive.sErrorCountToText();

    mvwaddstr(newWindow,2, 3, sPath.c_str());
    mvwaddstr(newWindow,3, 3, sModelFamlily.c_str());
    mvwaddstr(newWindow,4, 3, sModelName.c_str());
    mvwaddstr(newWindow,5, 3, sCapacity.c_str());
    mvwaddstr(newWindow,6, 3, sSerial.c_str());
    mvwaddstr(newWindow,7, 3, sPowerOnHours.c_str());
    mvwaddstr(newWindow,8, 3, sPowerCycle.c_str());
    mvwaddstr(newWindow,9, 3, sErrorCount.c_str());

    keypad(newWindow, TRUE);
    return newWindow;
}

WINDOW* TUI::createEntryWindow(int iXSize, int iYSize, int iXStart, int iYStart, string sModelFamily, string sModelName, string sCapacity, bool bSelected)
{
    WINDOW *newWindow;
    newWindow = newwin(iYSize, iXSize, iYStart, iXStart);



    if(!bSelected)
        {
            // entry is NOT selected
            attron(COLOR_PAIR(COLOR_AREA_ENTRY));
            wbkgd(newWindow, COLOR_PAIR(COLOR_AREA_ENTRY));
        }
    else
        {
            // entry IS selected
            attron(COLOR_PAIR(COLOR_AREA_ENTRY));
            wbkgd(newWindow, COLOR_PAIR(COLOR_AREA_ENTRY_SELECTED));
        }

    box(newWindow, ACS_VLINE, ACS_HLINE);

    mvwaddstr(newWindow,1, 1, sModelFamily.c_str());
    mvwaddstr(newWindow,2, 1, sModelName.c_str());
    mvwaddstr(newWindow,3, 1, sCapacity.c_str());

    keypad(newWindow, TRUE);

    return newWindow;
}