#include <QProcess>
#include <QCommandLineParser>

#include "qmpvisrendercore.hpp"
#include "qmpsettingsro.hpp"

int main(int argc, char **argv)
{
    QCoreApplication::setApplicationName("qmpvisrender");
    QCoreApplication::setApplicationVersion("0.0.0");
    QCoreApplication a(argc, argv);
    QCommandLineParser clp;
    clp.setApplicationDescription("Renderer a visualization of a midi file.");
    clp.addHelpOption();
    clp.addVersionOption();
    clp.addOption({{"f", "output-file"}, "File name of the output file.", "filename", "output.mp4"});
    clp.addOption(
    {
        "receiver",
        "Specify a program and its arguments to process the rendered frames. Supports parameter substitution. See documentation for details.",
        "command",
        "ffmpeg %i -vf vflip -pix_fmt yuv420p -c:v libx264 -preset slow -crf 22 %o"
    });
    clp.addOption(
    {
        {"e", "receiver-execution"},
        "Execution mode of the receiver command. Valid options are 'one-shot' and 'per-frame'",
        "mode",
        "one-shot"
    });
    clp.addOption({{"s", "show-window"}, "Do not hide the visualization window."});
    clp.addOption({{"c", "config"}, "Load options from the configuration file.", "qmprc file"});
    clp.addOption({{"o", "option"}, "Set option for the visualization module.", "key-value pair"});
    clp.addOption({"list-options", "Show a list of recognized options and quit."});
    clp.addPositionalArgument("file", "MIDI file to render");
    clp.process(a.arguments());
    qmpVisRenderCore core(&clp);
    if (clp.positionalArguments().empty() && !clp.isSet("list-options"))
        clp.showHelp(1);
    core.loadSettings();
    if (!core.loadVisualizationLibrary())
        return 1;
    if (clp.positionalArguments().size())
        core.setMIDIFile(clp.positionalArguments().front().toStdString().c_str());
    core.startRender();
    int retval = a.exec();
    core.unloadVisualizationLibrary();
    return retval;
}