#ifndef Fixtures_h
#define Fixtures_h

#include "UsgsAstroFrameSensorModel.h"
#include "UsgsAstroLsSensorModel.h"
#include "UsgsAstroPlugin.h"
#include "UsgsAstroSarSensorModel.h"

#include <nlohmann/json.hpp>

#include <fstream>
#include <map>
#include <sstream>
#include <string>

#include <gtest/gtest.h>

#include <spdlog/sinks/ostream_sink.h>

// Should this be positioned somewhere in the public API?
inline void jsonToIsd(nlohmann::json &object, csm::Isd &isd,
                      std::string prefix = "") {
  for (nlohmann::json::iterator it = object.begin(); it != object.end(); ++it) {
    nlohmann::json jsonValue = it.value();
    if (jsonValue.is_array()) {
      for (int i = 0; i < jsonValue.size(); i++) {
        isd.addParam(prefix + it.key(), jsonValue[i].dump());
      }
    } else if (jsonValue.is_string()) {
      isd.addParam(prefix + it.key(), jsonValue.get<std::string>());
    } else {
      isd.addParam(prefix + it.key(), jsonValue.dump());
    }
  }
}

//////////Framing Camera Sensor Model Fixtures//////////

class FrameSensorModel : public ::testing::Test {
 protected:
  csm::Isd isd;
  UsgsAstroFrameSensorModel *sensorModel;

  void SetUp() override {
    sensorModel = NULL;

    isd.setFilename("data/simpleFramerISD.img");
    UsgsAstroPlugin frameCameraPlugin;

    csm::Model *model = frameCameraPlugin.constructModelFromISD(
        isd, "USGS_ASTRO_FRAME_SENSOR_MODEL");
    sensorModel = dynamic_cast<UsgsAstroFrameSensorModel *>(model);

    ASSERT_NE(sensorModel, nullptr);
  }

  void TearDown() override {
    if (sensorModel) {
      delete sensorModel;
      sensorModel = NULL;
    }
  }
};

class FrameSensorModelLogging : public ::testing::Test {
 protected:
  csm::Isd isd;
  UsgsAstroFrameSensorModel *sensorModel;
  std::ostringstream oss;

  void SetUp() override {
    sensorModel = NULL;

    isd.setFilename("data/simpleFramerISD.img");
    UsgsAstroPlugin frameCameraPlugin;

    csm::Model *model = frameCameraPlugin.constructModelFromISD(
        isd, "USGS_ASTRO_FRAME_SENSOR_MODEL");
    sensorModel = dynamic_cast<UsgsAstroFrameSensorModel *>(model);

    ASSERT_NE(sensorModel, nullptr);

    auto ostream_sink = std::make_shared<spdlog::sinks::ostream_sink_mt>(oss);
    // We need a unique ID for the sensor model so that we don't have
    // logger name collisions. Use the sensor model's memory addresss.
    std::uintptr_t sensorId = reinterpret_cast<std::uintptr_t>(sensorModel);
    auto logger = std::make_shared<spdlog::logger>(std::to_string(sensorId),
                                                   ostream_sink);
    spdlog::register_logger(logger);

    sensorModel->setLogger(std::to_string(sensorId));
  }

  void TearDown() override {
    if (sensorModel) {
      // Remove the logger from the registry for other tests
      std::uintptr_t sensorId = reinterpret_cast<std::uintptr_t>(sensorModel);
      spdlog::drop(std::to_string(sensorId));

      delete sensorModel;
      sensorModel = NULL;
    }

    EXPECT_FALSE(oss.str().empty());
  }
};

class OrbitalFrameSensorModel : public ::testing::Test {
 protected:
  csm::Isd isd;
  UsgsAstroFrameSensorModel *sensorModel;

  void SetUp() override {
    sensorModel = NULL;

    isd.setFilename("data/orbitalFramer.img");
    UsgsAstroPlugin frameCameraPlugin;

    csm::Model *model = frameCameraPlugin.constructModelFromISD(
        isd, "USGS_ASTRO_FRAME_SENSOR_MODEL");
    sensorModel = dynamic_cast<UsgsAstroFrameSensorModel *>(model);

    ASSERT_NE(sensorModel, nullptr);
  }

  void TearDown() override {
    if (sensorModel) {
      delete sensorModel;
      sensorModel = NULL;
    }
  }
};

class FrameIsdTest : public ::testing::Test {
 protected:
  csm::Isd isd;

  virtual void SetUp() { isd.setFilename("data/simpleFramerISD.img"); }
};

class ConstVelLineScanIsdTest : public ::testing::Test {
 protected:
  csm::Isd isd;

  virtual void SetUp() { isd.setFilename("data/constVelocityLineScan.img"); }
};

class ImageCoordParameterizedTest
    : public ::testing::TestWithParam<csm::ImageCoord> {};

class FramerParameterizedTest
    : public ::testing::TestWithParam<csm::ImageCoord> {
 protected:
  csm::Isd isd;

  std::string printIsd(csm::Isd &localIsd) {
    std::string str;
    std::multimap<std::string, std::string> isdmap = localIsd.parameters();
    for (auto it = isdmap.begin(); it != isdmap.end(); ++it) {
      str.append(it->first);
      str.append(":");
      str.append(it->second);
    }
    return str;
  }
  UsgsAstroFrameSensorModel *createModel(csm::Isd &modifiedIsd) {
    UsgsAstroPlugin frameCameraPlugin;
    csm::Model *model = frameCameraPlugin.constructModelFromISD(
        modifiedIsd, "USGS_ASTRO_FRAME_SENSOR_MODEL");

    UsgsAstroFrameSensorModel *sensorModel =
        dynamic_cast<UsgsAstroFrameSensorModel *>(model);

    if (sensorModel)
      return sensorModel;
    else
      return nullptr;
  }

  virtual void SetUp() { isd.setFilename("data/simpleFramerISD.img"); };
};

class FrameStateTest : public ::testing::Test {
 protected:
  csm::Isd isd;
  UsgsAstroFrameSensorModel *createModifiedStateSensorModel(std::string key,
                                                            double newValue) {
    UsgsAstroPlugin cameraPlugin;
    csm::Model *model = cameraPlugin.constructModelFromISD(
        isd, "USGS_ASTRO_FRAME_SENSOR_MODEL");

    UsgsAstroFrameSensorModel *sensorModel =
        dynamic_cast<UsgsAstroFrameSensorModel *>(model);
    if (sensorModel) {
      sensorModel->getModelState();
      std::string modelState = sensorModel->getModelState();
      auto state = stateAsJson(modelState);
      state[key] = newValue;
      sensorModel->replaceModelState(state.dump());

      return sensorModel;
    } else {
      return nullptr;
    }
  }

  void SetUp() override { isd.setFilename("data/simpleFramerISD.img"); }
};

//////////Line Scan Camera Sensor Model Fixtures//////////

class ConstVelocityLineScanSensorModel : public ::testing::Test {
 protected:
  csm::Isd isd;
  UsgsAstroLsSensorModel *sensorModel;

  void SetUp() override {
    sensorModel = NULL;

    isd.setFilename("data/constVelocityLineScan.img");
    UsgsAstroPlugin cameraPlugin;

    csm::Model *model = cameraPlugin.constructModelFromISD(
        isd, "USGS_ASTRO_LINE_SCANNER_SENSOR_MODEL");
    sensorModel = dynamic_cast<UsgsAstroLsSensorModel *>(model);

    ASSERT_NE(sensorModel, nullptr);
  }

  void TearDown() override {
    if (sensorModel) {
      delete sensorModel;
      sensorModel = NULL;
    }
  }
};

class OrbitalLineScanSensorModel : public ::testing::Test {
 protected:
  csm::Isd isd;
  UsgsAstroLsSensorModel *sensorModel;

  void SetUp() override {
    sensorModel = NULL;

    isd.setFilename("data/orbitalLineScan.img");
    UsgsAstroPlugin cameraPlugin;

    csm::Model *model = cameraPlugin.constructModelFromISD(
        isd, "USGS_ASTRO_LINE_SCANNER_SENSOR_MODEL");
    sensorModel = dynamic_cast<UsgsAstroLsSensorModel *>(model);

    ASSERT_NE(sensorModel, nullptr);
  }

  void TearDown() override {
    if (sensorModel) {
      delete sensorModel;
      sensorModel = NULL;
    }
  }
};

class FlippedOrbitalLineScanSensorModel : public ::testing::Test {
 protected:
  csm::Isd isd;
  UsgsAstroLsSensorModel *sensorModel;

  void SetUp() override {
    sensorModel = NULL;

    isd.setFilename("data/flippedOrbitalLineScan.img");
    UsgsAstroPlugin cameraPlugin;

    csm::Model *model = cameraPlugin.constructModelFromISD(
        isd, "USGS_ASTRO_LINE_SCANNER_SENSOR_MODEL");
    sensorModel = dynamic_cast<UsgsAstroLsSensorModel *>(model);

    ASSERT_NE(sensorModel, nullptr);
  }

  void TearDown() override {
    if (sensorModel) {
      delete sensorModel;
      sensorModel = NULL;
    }
  }
};

class TwoLineScanSensorModels : public ::testing::Test {
 protected:
  csm::Isd isd;
  UsgsAstroLsSensorModel *sensorModel1;
  UsgsAstroLsSensorModel *sensorModel2;

  void SetUp() override {
    sensorModel1 = nullptr;
    sensorModel2 = nullptr;

    isd.setFilename("data/orbitalLineScan.img");
    UsgsAstroPlugin cameraPlugin;

    csm::Model *model1 = cameraPlugin.constructModelFromISD(
        isd, "USGS_ASTRO_LINE_SCANNER_SENSOR_MODEL");
    sensorModel1 = dynamic_cast<UsgsAstroLsSensorModel *>(model1);
    csm::Model *model2 = cameraPlugin.constructModelFromISD(
        isd, "USGS_ASTRO_LINE_SCANNER_SENSOR_MODEL");
    sensorModel2 = dynamic_cast<UsgsAstroLsSensorModel *>(model2);

    ASSERT_NE(sensorModel1, nullptr);
    ASSERT_NE(sensorModel2, nullptr);
  }

  void TearDown() override {
    if (sensorModel1) {
      delete sensorModel1;
      sensorModel1 = nullptr;
    }
    if (sensorModel2) {
      delete sensorModel2;
      sensorModel2 = nullptr;
    }
  }
};

//////////////////
// SAR Fixtures //
//////////////////

class SarIsdTest : public ::testing::Test {
 protected:
  csm::Isd isd;

  virtual void SetUp() { isd.setFilename("data/orbitalSar.img"); }
};

class SarSensorModel : public ::testing::Test {
 protected:
  csm::Isd isd;
  UsgsAstroSarSensorModel *sensorModel;

  void SetUp() override {
    sensorModel = NULL;

    isd.setFilename("data/orbitalSar.img");
    UsgsAstroPlugin sarCameraPlugin;

    csm::Model *model = sarCameraPlugin.constructModelFromISD(
        isd, "USGS_ASTRO_SAR_SENSOR_MODEL");
    sensorModel = dynamic_cast<UsgsAstroSarSensorModel *>(model);
    ASSERT_NE(sensorModel, nullptr);
  }

  void TearDown() override {
    if (sensorModel) {
      delete sensorModel;
      sensorModel = NULL;
    }
  }
};

#endif