#include <string>

#include "demowidgets.h"
#include "./ui_demowidgets.h"

using namespace std;

DemoWidgets::DemoWidgets(QWidget *parent)
    : QMainWindow(parent)
    , ui(new Ui::DemoWidgets)
{
    ui->setupUi(this);

    initialize_foods_menu();
    initialize_table();
}

enum { AMERICAN_FOOD, CHINESE_FOOD, INDIAN_FOOD };
const QString FOODS[] = { "American", "Chinese", "Indian" };

enum { COLOR_ROW, DEPT_ROW, FOOD_ROW };
enum { LABEL_COL, DATA_COL };

DemoWidgets::~DemoWidgets()
{
    delete ui;
}

void DemoWidgets::initialize_foods_menu()
{
    ui->foods_menu->addItem(FOODS[AMERICAN_FOOD], AMERICAN_FOOD);
    ui->foods_menu->addItem(FOODS[CHINESE_FOOD],  CHINESE_FOOD);
    ui->foods_menu->addItem(FOODS[INDIAN_FOOD],   INDIAN_FOOD);
}

void DemoWidgets::initialize_table()
{
    ui->selections_table->setItem(COLOR_ROW, LABEL_COL,
                                  new QTableWidgetItem(QString("Color")));
    ui->selections_table->setItem(DEPT_ROW,  LABEL_COL,
                                  new QTableWidgetItem(QString("Department")));
    ui->selections_table->setItem(FOOD_ROW,  LABEL_COL,
                                  new QTableWidgetItem(QString("Food")));

    QStringList headers;
    headers << "Items" << "Values";

    ui->selections_table->setHorizontalHeaderLabels(headers);
}

void DemoWidgets::on_name_submit_clicked()
{
    QString name = ui->name_input->toPlainText();
    ui->name_output->setText("Hi, " + name + "!");
    ui->name_output->setStyleSheet("color: red");

    QFont font = ui->name_output->font();
    font.setPointSize(28);
    ui->name_output->setFont(font);
}


void DemoWidgets::on_red_cb_stateChanged(int arg1)
{
    show_color_selections();
}


void DemoWidgets::on_green_cb_stateChanged(int arg1)
{
    show_color_selections();
}


void DemoWidgets::on_blue_cb_stateChanged(int arg1)
{
    show_color_selections();
}


void DemoWidgets::show_color_selections()
{
    char buffer[16];
    string colors = "";

    if (ui->red_cb->isChecked())   colors += "red ";
    if (ui->green_cb->isChecked()) colors += "green ";
    if (ui->blue_cb->isChecked())  colors += "blue";

    strcpy(buffer, colors.c_str());
    ui->selections_table->setItem(COLOR_ROW, DATA_COL,
                                  new QTableWidgetItem(QString(buffer)));
}

void DemoWidgets::on_foods_menu_currentIndexChanged(int index)
{
    show_food_selection(index);
}

void DemoWidgets::show_food_selection(int index)
{
    ui->selections_table->setItem(FOOD_ROW, DATA_COL,
                                  new QTableWidgetItem(FOODS[index]));
}


void DemoWidgets::on_cs_radio_clicked()
{
    ui->selections_table->setItem(DEPT_ROW, DATA_COL,
                                  new QTableWidgetItem(QString(
                                      "Computer Science")));
}


void DemoWidgets::on_ads_radio_clicked()
{
    ui->selections_table->setItem(DEPT_ROW, DATA_COL,
                                  new QTableWidgetItem(QString(
                                      "Applied Data Science")));
}


void DemoWidgets::on_ees_radio_clicked()
{
    ui->selections_table->setItem(DEPT_ROW, DATA_COL,
                                  new QTableWidgetItem(QString(
                                      "Engineering Extended Studies")));

}