#include "downloadfromdcthread.h"
#include "core/libdivecomputer.h"

QStringList vendorList;
QHash<QString, QStringList> productList;
QMap<QString, dc_descriptor_t *> descriptorLookup;

static QString str_error(const char *fmt, ...)
{
	va_list args;
	va_start(args, fmt);
	const QString str = QString().vsprintf(fmt, args);
	va_end(args);

	return str;
}

DownloadThread::DownloadThread(QObject *parent, device_data_t *data) : QThread(parent),
	data(data)
{
	data->download_table = nullptr;
}

void DownloadThread::setDiveTable(struct dive_table* table)
{
	data->download_table = table;
}

void DownloadThread::run()
{
	Q_ASSERT(data->download_table != nullptr);
	const char *errorText;
	import_thread_cancelled = false;
	if (!strcmp(data->vendor, "Uemis"))
		errorText = do_uemis_import(data);
	else
		errorText = do_libdivecomputer_import(data);
	if (errorText)
		error = str_error(errorText, data->devname, data->vendor, data->product);
}

void fill_computer_list()
{
	dc_iterator_t *iterator = NULL;
	dc_descriptor_t *descriptor = NULL;
	struct mydescriptor *mydescriptor;

	QStringList computer;
	dc_descriptor_iterator(&iterator);
	while (dc_iterator_next(iterator, &descriptor) == DC_STATUS_SUCCESS) {
		const char *vendor = dc_descriptor_get_vendor(descriptor);
		const char *product = dc_descriptor_get_product(descriptor);

		if (!vendorList.contains(vendor))
			vendorList.append(vendor);

		if (!productList[vendor].contains(product))
			productList[vendor].push_back(product);

		descriptorLookup[QString(vendor) + QString(product)] = descriptor;
	}
	dc_iterator_free(iterator);
	Q_FOREACH (QString vendor, vendorList)
		qSort(productList[vendor]);

	/* and add the Uemis Zurich which we are handling internally
	  THIS IS A HACK as we magically have a data structure here that
	  happens to match a data structure that is internal to libdivecomputer;
	  this WILL BREAK if libdivecomputer changes the dc_descriptor struct...
	  eventually the UEMIS code needs to move into libdivecomputer, I guess */

	mydescriptor = (struct mydescriptor *)malloc(sizeof(struct mydescriptor));
	mydescriptor->vendor = "Uemis";
	mydescriptor->product = "Zurich";
	mydescriptor->type = DC_FAMILY_NULL;
	mydescriptor->model = 0;

	if (!vendorList.contains("Uemis"))
		vendorList.append("Uemis");

	if (!productList["Uemis"].contains("Zurich"))
		productList["Uemis"].push_back("Zurich");

	descriptorLookup["UemisZurich"] = (dc_descriptor_t *)mydescriptor;

	qSort(vendorList);
}