#include <render_2D/module/plottable/Spectrum.hpp>
#include <gtest/gtest.h>
namespace {
using namespace aethera;
using namespace aethera::render_2d;

struct Spectrum_Fixture {
    Spectrum_Fixture() {
        Frequency_Axis::Builder frequency_builder;
        frequency_builder
        .set<Prop_Tag>(&Abs_Axis::Prop::position, Point_F{10.0, 90.0})
        .set<Prop_Tag>(&Abs_Axis::Prop::pixel_length, 100.0)
        .set<Prop_Tag>(&Numeric_Axis::Prop::coordinate_range, Axis_Range{0.0, 100.0});
        Numeric_Axis::Builder power_builder;
        power_builder
        .set<Prop_Tag>(&Abs_Axis::Prop::position, Point_F{10.0, 90.0})
        .set<Prop_Tag>(&Abs_Axis::Prop::pixel_length, -80.0)
        .set<Prop_Tag>(&Abs_Axis::Prop::orientation, Axis_Orientation::vertical)
        .set<Prop_Tag>(&Numeric_Axis::Prop::coordinate_range, Axis_Range{-100.0, 0.0});
        frequency = frequency_builder.build();
        power     = power_builder.build();
        aethera::detail::model_private(*frequency).advance();
        aethera::detail::model_private(*power).advance();
    }
    std::unique_ptr<Frequency_Axis> frequency;
    std::unique_ptr<Numeric_Axis> power;
};

TEST(Spectrum, Imports_One_Frame_And_Publishes_Diagnostics) {
    Spectrum_Fixture fixture;
    Spectrum::Builder builder(*fixture.frequency, *fixture.power);
    builder
    .set<Prop_Tag>(&Spectrum::Prop::frequency_range, Axis_Range{0.0, 100.0})
    .set<Spectrum_Frame_Tag>([](Spectrum::Frame& frame) { frame.samples = {-100.0, -50.0, 0.0}; });
    auto spectrum = builder.build();
    auto& private_data = aethera::detail::model_private(*spectrum);
    private_data.advance();
    Blend2D_Cache cache;
    cache.ensure_size({120, 100});
    aethera::render_2d::detail::Painter painter(cache, {120, 100});
    private_data.paint(painter, {120, 100});
    Spectrum::State state;
    spectrum->get<State_Tag>([&](const Spectrum::State& value) { state = value; });
    EXPECT_EQ(state.sample_count, 3U);
    EXPECT_GT(state.rendered_point_count, 0U);
}

TEST(Spectrum, Marker_Collection_Remains_One_Property_Source) {
    Spectrum_Fixture fixture;
    Spectrum::Builder builder(*fixture.frequency, *fixture.power);
    builder
    .set<Prop_Tag>(&Spectrum::Prop::custom_markers, std::vector<Spectrum_Frequency>{10.0, 20.0})
    .set<Prop_Tag>(&Spectrum::Prop::selected_marker, 1);
    auto spectrum = builder.build();
    std::vector<Spectrum_Frequency> markers;
    spectrum->get<Prop_Tag>([&](const Spectrum::Prop& properties) { markers = properties.custom_markers; });
    EXPECT_EQ(markers, (std::vector<Spectrum_Frequency>{10.0, 20.0}));
}
} // namespace