#include "shell_test_external_view_embedder.h"

namespace flutter {

ShellTestExternalViewEmbedder::ShellTestExternalViewEmbedder(
    const EndFrameCallBack& end_frame_call_back,
    PostPrerollResult post_preroll_result,
    bool support_thread_merging)
    : end_frame_call_back_(end_frame_call_back),
      post_preroll_result_(post_preroll_result),
      support_thread_merging_(support_thread_merging) {
  resubmit_once_ = false;
}

void ShellTestExternalViewEmbedder::UpdatePostPrerollResult(
    PostPrerollResult post_preroll_result) {
  post_preroll_result_ = post_preroll_result;
}

void ShellTestExternalViewEmbedder::SetResubmitOnce() {
  resubmit_once_ = true;
}

// |ExternalViewEmbedder|
void ShellTestExternalViewEmbedder::CancelFrame() {}

// |ExternalViewEmbedder|
void ShellTestExternalViewEmbedder::BeginFrame(
    SkISize frame_size,
    GrDirectContext* context,
    double device_pixel_ratio,
    fml::RefPtr<fml::RasterThreadMerger> raster_thread_merger) {}

// |ExternalViewEmbedder|
void ShellTestExternalViewEmbedder::PrerollCompositeEmbeddedView(
    int view_id,
    std::unique_ptr<EmbeddedViewParams> params) {}

// |ExternalViewEmbedder|
PostPrerollResult ShellTestExternalViewEmbedder::PostPrerollAction(
    fml::RefPtr<fml::RasterThreadMerger> raster_thread_merger) {
  FML_DCHECK(raster_thread_merger);
  if (resubmit_once_) {
    resubmit_once_ = false;
    return PostPrerollResult::kResubmitFrame;
  }
  return post_preroll_result_;
}

// |ExternalViewEmbedder|
std::vector<SkCanvas*> ShellTestExternalViewEmbedder::GetCurrentCanvases() {
  return {};
}

// |ExternalViewEmbedder|
SkCanvas* ShellTestExternalViewEmbedder::CompositeEmbeddedView(int view_id) {
  return nullptr;
}

// |ExternalViewEmbedder|
void ShellTestExternalViewEmbedder::SubmitFrame(
    GrDirectContext* context,
    std::unique_ptr<SurfaceFrame> frame) {
  frame->Submit();
}

// |ExternalViewEmbedder|
void ShellTestExternalViewEmbedder::EndFrame(
    bool should_resubmit_frame,
    fml::RefPtr<fml::RasterThreadMerger> raster_thread_merger) {
  end_frame_call_back_(should_resubmit_frame, raster_thread_merger);
}

// |ExternalViewEmbedder|
SkCanvas* ShellTestExternalViewEmbedder::GetRootCanvas() {
  return nullptr;
}

bool ShellTestExternalViewEmbedder::SupportsDynamicThreadMerging() {
  return support_thread_merging_;
}

}  // namespace flutter