// Copyright (2019-2023) Paul Scherrer Institute

#include <catch2/catch.hpp>
#include "../receiver/MockAcquisitionDevice.h"
#include "../receiver/JFJochReceiverTest.h"

TEST_CASE("MockAcquisitionDevice") {
    std::vector<uint16_t> module_data(RAW_MODULE_SIZE, 765);

    DiffractionExperiment experiment(DetectorGeometry(8, 2));
    experiment.DataStreams(2);

    experiment.NumTriggers(1).ImagesPerTrigger(5);
    MockAcquisitionDevice device(0, 128);

    device.StartAction(experiment);


    device.AddModule(1,0,module_data.data());
    device.AddModule(1,1,module_data.data());
    device.AddModule(4,0,module_data.data());
    device.AddModule(5,1,module_data.data());

    device.Terminate();
    device.WaitForActionComplete();

    JFJochProtoBuf::AcquisitionDeviceStatistics device_statistics;
    REQUIRE_NOTHROW(device.SaveStatistics(experiment, device_statistics));

    REQUIRE(memcmp(device.GetFrameBuffer(0,0), module_data.data(),
                   RAW_MODULE_SIZE * sizeof(uint16_t)) == 0);
    REQUIRE(memcmp(device.GetFrameBuffer(0,1), module_data.data(),
                   RAW_MODULE_SIZE * sizeof(uint16_t)) == 0);
    REQUIRE(memcmp(device.GetFrameBuffer(3,0), module_data.data(),
                   RAW_MODULE_SIZE * sizeof(uint16_t)) == 0);
    REQUIRE(memcmp(device.GetFrameBuffer(4,1), module_data.data(),
                   RAW_MODULE_SIZE * sizeof(uint16_t)) == 0);
}

TEST_CASE("JFJochReceiverTest_Raw_MockAcquisitionDevice", "[JFJochReceiver]") {
    Logger logger("JFJochReceiverTest_Raw_MockAcquisitionDevice");
    logger.Verbose(true);

    std::mt19937 g1(1387);
    std::uniform_int_distribution<uint16_t> dist(0, 65535);

    DiffractionExperiment x(DetectorGeometry(4));
    const uint16_t nthreads = 4;

    std::vector<uint16_t> test_frame(RAW_MODULE_SIZE);

    x.Mode(DetectorMode::Raw);
    x.PedestalG0Frames(0).NumTriggers(1).UseInternalPacketGenerator(true)
            .ImagesPerTrigger(100).DataFileCount(16).PhotonEnergy_keV(12.4).Compression(JFJochProtoBuf::NO_COMPRESSION);

    std::vector<std::unique_ptr<AcquisitionDevice>> aq_devices;
    for (int i = 0; i < x.GetDataStreamsNum(); i++) {
        for (auto &j: test_frame)
            j = dist(g1);

        auto *test = new MockAcquisitionDevice(i, 64);
        test->EnableLogging(&logger);
        test->SetCustomInternalGeneratorFrame(test_frame);
        aq_devices.emplace_back(test);
    }

    JFJochProtoBuf::ReceiverOutput output;
    bool ret;
    REQUIRE_NOTHROW(ret = JFJochReceiverTest(output, logger, aq_devices, x, nthreads, false));
    REQUIRE(ret);
    REQUIRE(output.efficiency() == 1.0);
    REQUIRE(output.images_sent() == x.GetImageNum());
    REQUIRE(output.compressed_ratio() == 1.0);
    REQUIRE(output.compressed_size() == x.GetImageNum() * x.GetPixelDepth() * x.GetPixelsNum());
    REQUIRE(output.max_image_number_sent() == x.GetImageNum() - 1);
    REQUIRE(!output.cancelled());
}


TEST_CASE("JFJochReceiverTest_Conversion_MockAcquisitionDevice", "[JFJochReceiver]") {
    Logger logger("JFJochReceiverTest_Conversion");

    DiffractionExperiment x(DetectorGeometry(8));
    const uint16_t nthreads = 4;

    x.Mode(DetectorMode::Conversion);
    x.PedestalG0Frames(0).NumTriggers(1).UseInternalPacketGenerator(true).DataStreams(x.GetModulesNum())
            .ImagesPerTrigger(32).DataFileCount(16).PhotonEnergy_keV(12.4).Compression(JFJochProtoBuf::BSHUF_ZSTD);

    std::vector<std::unique_ptr<AcquisitionDevice>> aq_devices;
    for (int i = 0; i < x.GetDataStreamsNum(); i++) {
        AcquisitionDevice *test;
        test = new MockAcquisitionDevice(i, 64);
        test->EnableLogging(&logger);
        aq_devices.emplace_back(test);
    }

    JFJochProtoBuf::ReceiverOutput output;
    bool ret;
    REQUIRE_NOTHROW(ret = JFJochReceiverTest(output, logger, aq_devices, x, nthreads, false));
    REQUIRE(ret);
    REQUIRE(output.efficiency() == 1.0);
    REQUIRE(output.images_sent() == x.GetImageNum());

    REQUIRE(!output.cancelled());
}