#include <QDebug>
#include <QDialog>
#include <QDialogButtonBox>
#include <QString>
#include <QCheckBox>
#include <QLineEdit>
#include <QGridLayout>
#include <QPushButton>

#include "enum.bactypes.h"
#include "enum.properties.h"
#include "MultStateList.h"

MultStateList::MultStateList(QWidget *parent, int db_id, QString label, QGridLayout *layout, int row, int col)
  : Field(parent, db_id, STATE_TEXT, BT_CHR_STR, label) {
  if(label != QString()) {
    QPushButton *btn = new QPushButton("Edit State List...");
    connect(btn, SIGNAL(clicked()), this, SLOT(drawWindow()));
    this->input = btn;
  } else
    this->input = NULL;
  if(layout) {
    layout->addWidget(this->label, row, col, Qt::AlignRight);
    layout->addWidget(this->input, row, col + 1, Qt::AlignLeft);
  }
  this->value = QVariant();

  PAWindow = new QDialog(parent);
  for(int i = 0; i < 16; ++i) {
    checkBoxes[i] = new QCheckBox();
    switch(BacType) {
    case BT_BOOL:
      comboBoxes[i] = new QComboBox(PAWindow);
      comboBoxes[i]->addItem("Inactive");
      comboBoxes[i]->addItem("Active");
      comboBoxes[i]->setCurrentIndex(0);
      comboBoxes[i]->setDisabled(true);
      break;
    default:
      editBoxes[i] = new QLineEdit("0", PAWindow);
      editBoxes[i]->setDisabled(true);
    }
  }

  QGridLayout *PALayout = new QGridLayout(PAWindow);
  QDialogButtonBox *buttons = new QDialogButtonBox(QDialogButtonBox::Ok | QDialogButtonBox::Cancel, Qt::Horizontal, PAWindow);

  QString pNames[] = { tr("Manual Life Safety:"), tr("Auto Life Safety:"), tr("Priority 3:"), tr("Priority 4:"),
                       tr("Critical Equipment:"), tr("Minimum On/Off:"), tr("Priority 7:"), tr("Manual Operator:"),
                       tr("Priority 9:"), tr("Priority 10:"), tr("Priority 11:"), tr("Priority 12:"), tr("Priority 13:"),
                       tr("Priority 14:"), tr("Priority 15:"), tr("Priority 16:") };

  for(int i = 0; i < 16; ++i) {
    QLabel *label = new QLabel(pNames[i]);

    PALayout->addWidget(label, i % 8, 4 * (i / 8), Qt::AlignRight);
    PALayout->addWidget(checkBoxes[i], i % 8, 4 * (i / 8) + 1, Qt::AlignCenter);

    switch(BacType) {
    case BT_BOOL:
      connect(checkBoxes[i], SIGNAL(toggled(bool)), comboBoxes[i], SLOT(setEnabled(bool)));
      PALayout->addWidget(comboBoxes[i], i % 8, 4 * (i / 8) + 2, Qt::AlignLeft);
      break;
    default:
      connect(checkBoxes[i], SIGNAL(toggled(bool)), editBoxes[i], SLOT(setEnabled(bool)));
      PALayout->addWidget(editBoxes[i], i % 8, 4 * (i / 8) + 2, Qt::AlignLeft);
      break;
    }

  }
  for(int i = 0; i < 8; ++i)
    PALayout->addItem(new QSpacerItem(70, 20), i, 3);
  PALayout->addWidget(buttons, 8, 0, 1, 7, Qt::AlignCenter);

  connect(buttons, SIGNAL(accepted()), this, SLOT(saveValues()));
  connect(buttons, SIGNAL(accepted()), PAWindow, SLOT(accept()));
  connect(buttons, SIGNAL(rejected()), PAWindow, SLOT(reject()));
  PAWindow->setWindowTitle("Edit Priority Array");
}

void MultStateList::drawWindow() {
  PAWindow->exec();
}

void MultStateList::saveValues() {
  QString rv;
  for(int i = 0; i < 16; ++i) {
    switch(BacType) {
    case BT_BOOL:
      if(comboBoxes[i]->isEnabled())
        rv += QString::number(comboBoxes[i]->currentIndex());
      break;
    default:
      if(editBoxes[i]->isEnabled())
        rv += editBoxes[i]->text();
      break;
    }
    rv += ';';
  }
  qDebug() << rv;
  SetValue(rv);   // this might not need to be here, but is very useful for debugging
}

void MultStateList::SetValue(QVariant value) {
  this->value = value;
  QStringList list = value.toString().split(";");
  switch(BacType) {
  case BT_BOOL:
    for(int i = 0; i < list.size() - 1; ++i) {
      if(list[i].length()) {
        comboBoxes[i]->setCurrentIndex(list[i].toInt());
        comboBoxes[i]->setEnabled(true);
        checkBoxes[i]->setCheckState(Qt::Checked);
      } else {
        comboBoxes[i]->setCurrentIndex(0);
        comboBoxes[i]->setEnabled(false);
      }
    }
    break;
  default:
    for(int i = 0; i < list.size(); ++i) {
      if(list[i].length()) {
        editBoxes[i]->setText(list[i]);
        editBoxes[i]->setEnabled(true);
        checkBoxes[i]->setCheckState(Qt::Checked);
      } else {
        editBoxes[i]->setText("0");
        editBoxes[i]->setEnabled(false);
      }
    }
    break;
  }
}