#include "workspace/LampStatus.h"

#include <QFile>
#include <QTextStream>

#include "workspace/WorkSpace.h"

#include "common/RecourceHelper.h"
#include "common/SpdLogger.h"

LampStatus::LampStatus(const std::vector<int>& status, const QString& path, WorkSpace* parent /*= nullptr*/) noexcept
    : QObject((QObject*)parent)
    , status_(status)
    , path_(path)
    , workSpace_(parent) {
}

LampStatus* LampStatus::Load(const QString& path, WorkSpace* parent) {
    const QString filePath = QString("%1/%2").arg(RecourceHelper::Get().GetBasePath()).arg(path);
    LOG_INFO("Load LampStatus: {}", filePath.toStdString());

    QFile file(filePath);
    if (!file.open(QIODevice::ReadOnly | QIODevice::Text)) {
        LOG_WARN("Cannot open file for reading: {}", file.errorString().toStdString());
        return nullptr;
    }

    QTextStream in(&file);
    std::vector<int> numbers;

    while (!in.atEnd()) {
        QString line = in.readLine();
        bool ok;
        double value = line.toDouble(&ok);
        if (ok) {
            int status = static_cast<int>(value);
            numbers.push_back(status);
        } else {
            LOG_WARN("Cannot open file for reading: {}", line.toStdString());
        }
    }

    file.close();

    LampStatus* lampStatus = new LampStatus(numbers, path, parent);
    return lampStatus;
}

void LampStatus::OnFrame(double dt) {
    int status = static_cast<int>(dt);
    if (status >= status_.size()) {
        return;
    }

    current_ = status;
    emit StatusChanged(GetCurrent());
}