#include "patternmaker.h"
#include <QColor>
#include <cmath>

void PatternMaker::setController(DmxController *controller)
{
    if (m_controller == controller)
        return;

    if (m_controller)
    {
//        disconnect(m_controller, &DmxController::presetInserted,
//                   this, &PresetsModel::otherPresetInserted);
    }

    m_controller = controller;

    if (m_controller)
    {
//        connect(m_controller, &DmxController::presetInserted,
//                this, &PresetsModel::otherPresetInserted);
    }

    emit controllerChanged(m_controller);
}

void PatternMaker::setAllFaders(quint8 value)
{
    if (!m_controller)
    {
        qDebug() << "hilfe" << __LINE__;
        return;
    }

    const auto &devices = m_controller->lightProject().devices;

    sliders_state_t sliderStates;
    sliderStates.reserve(devices.size());

    for (const auto &device : devices)
    {
        std::vector<quint8> sliderState;

        if (device.deviceTypeId != -1)
        {
            const auto deviceTypePtr = m_controller->lightProject().deviceTypes.findById(device.deviceTypeId);
            if (!deviceTypePtr)
                qWarning() << "hilfe" << __LINE__;
            else
            {
                const auto &deviceType = *deviceTypePtr;
                sliderState.reserve(deviceType.registers.size());

                for (const auto &register_ : deviceType.registers)
                    sliderState.push_back(value);
            }
        }

        sliderStates.push_back(std::move(sliderState));
    }

    m_controller->setSliderStates(std::move(sliderStates));
}

void PatternMaker::setPattern(int n, int k, DeviceTypeRegisterType registerType, quint8 value)
{
    if (!m_controller)
    {
        qDebug() << "hilfe" << __LINE__;
        return;
    }

    const auto &devices = m_controller->lightProject().devices;

    sliders_state_t sliderStates;
    sliderStates.reserve(devices.size());

    int i{};
    for (const auto &device : devices)
    {
        const bool test = i++ % n == k;

        std::vector<quint8> sliderState;

        if (device.deviceTypeId != -1)
        {
            const auto deviceTypePtr = m_controller->lightProject().deviceTypes.findById(device.deviceTypeId);
            if (!deviceTypePtr)
                qWarning() << "hilfe" << __LINE__;
            else
            {
                const auto &deviceType = *deviceTypePtr;
                sliderState.reserve(deviceType.registers.size());

                for (const auto &register_ : deviceType.registers)
                    sliderState.push_back(test && register_.type == registerType ? value : 0);
            }
        }

        sliderStates.push_back(std::move(sliderState));
    }

    m_controller->setSliderStates(std::move(sliderStates));
}

void PatternMaker::setRainbow(float phase, float advancePerLamp, int advanceEveryNLamp)
{
    if (!m_controller)
    {
        qDebug() << "hilfe" << __LINE__;
        return;
    }

    const auto &devices = m_controller->lightProject().devices;

    sliders_state_t sliderStates;
    sliderStates.reserve(devices.size());

    int i{};
    for (const auto &device : devices)
    {
        const auto color = QColor::fromHsvF(fmod(phase,1.),1.,1.);

        std::vector<quint8> sliderState;

        if (device.deviceTypeId != -1)
        {
            const auto deviceTypePtr = m_controller->lightProject().deviceTypes.findById(device.deviceTypeId);
            if (!deviceTypePtr)
                qWarning() << "hilfe" << __LINE__;
            else
            {
                const auto &deviceType = *deviceTypePtr;
                sliderState.reserve(deviceType.registers.size());

                for (const auto &register_ : deviceType.registers){
                    switch (register_.type) {
                    case DeviceTypeRegisterType::Red:
                        sliderState.push_back(color.red());
                    break;
                    case DeviceTypeRegisterType::Green:
                        sliderState.push_back(color.green());
                    break;
                    case DeviceTypeRegisterType::Blue:
                        sliderState.push_back(color.blue());
                    break;
                    default:
                        sliderState.push_back(0);
                    }
                }
            }
        }

        sliderStates.push_back(std::move(sliderState));

        //qWarning() << "i=" << i << " advanceEveryNLamp=" << advanceEveryNLamp << " phase=" << phase;

        if(++i >= advanceEveryNLamp){
            i = 0;
            phase += advancePerLamp;
        }
    }

    m_controller->setSliderStates(std::move(sliderStates));
}