#include "filterbankwidget.h"

#include <QBoxLayout>
#include "dmxPersonality.h"

FilterBankWidget::FilterBankWidget(QWidget *parent)
    : QWidget{parent}
{
    QHBoxLayout *layout = new QHBoxLayout;
    layout->setAlignment(Qt::AlignHCenter);
    layout->setContentsMargins(0, 2, 0, 2);
    layout->setSpacing(0);
    this->setStyleSheet("border: 2px solid #5a4855;"
                "margin: 0px;"
                "margin-top: 3px;"
                "margin-bottom: 3px;"
                "background-color: #383034;"
                );
    for (int i = 0; i < 13; i++) {
        fb[i] = new ClickableDoubleSpinBox;
        const char *name = dmxChannelToString(i + 9);
        fb[i]->setObjectName(name);
        fb[i]->setToolTip(name);
    }
    QVBoxLayout *master = new QVBoxLayout;
    fb[0]->setRange(0, 500);
    m_bypass = new QCheckBox;
    master->addWidget(m_bypass);
    m_bypass->setText("Bypass");
    m_bypass->setStyleSheet("QCheckBox { border: 2px solid #2a0825;"
                "margin: 0px;"
                "background-color: #885074;"
                "font-size: 7px;}");
    connect(m_bypass, SIGNAL(stateChanged(int)), this, SLOT(bypassChanged(int)));
    master->addWidget(fb[0]);
    layout->addLayout(master);
    for (int i = 1; i < 13;) {
        QVBoxLayout *filterLayout= new QVBoxLayout;
        for (int j = i; j < i + 3; j++) {
            if ((j - 1) % 3 == 0)
                fb[j]->setRange(0, 24000);
            else if ((i - 1) % 3 == 1) {
                fb[j]->setRange(0, 10);
            } else {
                fb[j]->setRange(-50, 50);
            }
            filterLayout->insertWidget(j, fb[j]);
        }
        filterLayout->setSpacing(0);
        filterLayout->setAlignment(Qt::AlignHCenter);
        filterLayout->setContentsMargins(0, 0, 0, 0);
        layout->addLayout(filterLayout);
        i += 3;
    }
    setLayout(layout);
}

void FilterBankWidget::setValue(int filter, int value)
{
    double result = 0;
    int channel = filter + 9;

    if (channel == HP_FREQ) {
        result = double((value * 1.31) + 16.0f); // 16 - 350
    } else if (channel == LOW_FREQ) {
        result = 30 + (value * 1.647); // 30 - 450
    } else if (channel == LOW_Q) {
        result = (double)(value / 32.0f) + 0.1f; // 0.1 - 8
    } else if (channel == LOW_GAIN) {
        result = (double)(value / 21.25f) - 6.023528412f;
    } else if (channel == MIDLOW_FREQ) {
        result = 200 + (value * 9.019607843); // 200 - 450
    } else if (channel == MIDLOW_Q) {
        result = (double)( value / 64.0f) + 0.10; // 0.1 - 4
    } else if (channel == MIDLOW_GAIN) {
        result = (double)(value / 7.0833333333333f) - 18.0f;
    } else if (channel == MIDHIGH_FREQ) {
        result = 600 + (value * 25.09803922); // 600 - 7000
    } else if (channel == MIDHIGH_Q) {
        result = (double)( value / 64.0f) + 0.10; // 0.1 - 4
    } else if (channel == MIDHIGH_GAIN) {
        result = (double)(value / 7.0833333333333f) - 18.0f;
    }  else if (channel == HIGH_FREQ) {
        result = 1500 + (value * 56.8627451); // 1500 - 16000
    } else if (channel == HIGH_Q) {
        result = (double)( value / 32.0f) + 0.1f;
    } else if (channel == HIGH_GAIN) {
        result = (double)(value / 21.25) - 6.023528412f;
    }
    fb[filter]->setValue(result);
}

void FilterBankWidget::bypassChanged(int value)
{
    if (value == 0)
        emit setBypass(false);
    else
        emit setBypass(true);
}