#include <mbgl/tile/raster_tile.hpp>
#include <mbgl/tile/raster_tile_worker.hpp>
#include <mbgl/tile/tile_observer.hpp>
#include <mbgl/tile/tile_loader_impl.hpp>
#include <mbgl/style/source.hpp>
#include <mbgl/storage/resource.hpp>
#include <mbgl/storage/response.hpp>
#include <mbgl/storage/file_source.hpp>
#include <mbgl/renderer/tile_parameters.hpp>
#include <mbgl/renderer/raster_bucket.hpp>
#include <mbgl/util/run_loop.hpp>

namespace mbgl {

RasterTile::RasterTile(const OverscaledTileID& id_,
                       const TileParameters& parameters,
                       const Tileset& tileset)
    : Tile(id_),
      loader(*this, id_, parameters, tileset),
      mailbox(std::make_shared<Mailbox>(*util::RunLoop::Get())),
      worker(parameters.workerScheduler,
             ActorRef<RasterTile>(*this, mailbox)) {
}

RasterTile::~RasterTile() = default;

void RasterTile::cancel() {
}

void RasterTile::setError(std::exception_ptr err) {
    loaded = true;
    observer->onTileError(*this, err);
}

void RasterTile::setData(std::shared_ptr<const std::string> data,
                             optional<Timestamp> modified_,
                             optional<Timestamp> expires_) {
    modified = modified_;
    expires = expires_;

    pending = true;
    ++correlationID;
    worker.invoke(&RasterTileWorker::parse, data, correlationID);
}

void RasterTile::onParsed(std::unique_ptr<Bucket> result, const uint64_t resultCorrelationID) {
    bucket = std::move(result);
    loaded = true;
    if (resultCorrelationID == correlationID) {
        pending = false;
    }
    renderable = bucket ? true : false;
    observer->onTileChanged(*this);
}

void RasterTile::onError(std::exception_ptr err, const uint64_t resultCorrelationID) {
    loaded = true;
    if (resultCorrelationID == correlationID) {
        pending = false;
    }
    observer->onTileError(*this, err);
}

Bucket* RasterTile::getBucket(const RenderLayer&) const {
    return bucket.get();
}

void RasterTile::setNecessity(Necessity necessity) {
    loader.setNecessity(necessity);
}

} // namespace mbgl