#include "rsshit_db.h"

#include <QDebug>
#include <QFileInfo>
#include <QSqlDatabase>
#include <QSqlError>
#include <QSqlQuery>
#include <QSqlRecord>
#include <QSqlResult>
#include <QSqlTableModel>
#include <QStandardPaths>

#include "atomchannel.h"
#include "constants.h"
#include "playground.h"

namespace {
namespace feeds_field_names {
const QString link{"link"};
const QString title{"title"};
const QString image_url{"image_url"};
} // namespace feeds_field_names
} // namespace

bool applyToDb(const std::shared_ptr<AtomChannel> channel)
{
    if (channel->getOrInsertDbId() == rsshit::db::IdNotFound)
        return false;

    if (channel->items.isEmpty())
        return true;

    channel->syncDbItems();

    return true;
}

std::optional<QSqlDatabase> rsshit::db::open()
{
    auto db = QSqlDatabase::database();

    if (db.isValid() && db.isOpen())
        return db;

    db = QSqlDatabase::addDatabase(rsshit::db::driver);
    const auto dataLocation = QStandardPaths::writableLocation(QStandardPaths::AppDataLocation);
    const QString dbFilepath{dataLocation + '/'
                             + QFileInfo{rsshit::db::dbSqliteResourceFilename}.fileName()};

    db.setDatabaseName(dbFilepath);
    qDebug() << "open" << dbFilepath;

    if (!db.open()) {
        qWarning() << "cannot open db:" << db.lastError().text();

        return {};
    }

    return db;
}