#ifndef APPCONFIG_H
#define APPCONFIG_H
#include <QDateTime>
#include "imagestructs.h"
#include <QVector>
#include <vector>

struct ImmichConfig {
  bool enabled = false;
  std::string url = "";
  std::string apiKey = "";
  std::vector<std::string> albumIds;
  std::vector<std::string> personIds;
  std::string size = "fullsize";
  std::string order = "desc";
  int pageSize = 200;
  int maxAssets = 1000;
  std::string cachePath = "";
  int cacheMaxMB = 512;
  bool includeArchived = false;

  bool operator==(const ImmichConfig &b) const
  {
    if (enabled != b.enabled)
      return false;
    if (url != b.url || apiKey != b.apiKey)
      return false;
    if (size != b.size || order != b.order)
      return false;
    if (pageSize != b.pageSize || maxAssets != b.maxAssets)
      return false;
    if (cachePath != b.cachePath || cacheMaxMB != b.cacheMaxMB)
      return false;
    if (includeArchived != b.includeArchived)
      return false;
    if (albumIds.size() != b.albumIds.size())
      return false;
    for (size_t i = 0; i < albumIds.size(); ++i)
    {
      if (albumIds[i] != b.albumIds[i])
        return false;
    }
    if (personIds.size() != b.personIds.size())
      return false;
    for (size_t i = 0; i < personIds.size(); ++i)
    {
      if (personIds[i] != b.personIds[i])
        return false;
    }
    return true;
  }

  bool operator!=(const ImmichConfig &b) const
  {
    return !operator==(b);
  }
};

struct MqttConfig {
  bool enabled = false;
  std::string host = "localhost";
  int port = 1883;
  std::string topic = "slide/control";
  std::string immichTopic = "";
  std::string clientId = "slide";
  std::string username = "";
  std::string password = "";
  int keepAlive = 30;
  int qos = 0;

  bool operator==(const MqttConfig &b) const
  {
    return enabled == b.enabled &&
           host == b.host &&
           port == b.port &&
           topic == b.topic &&
           immichTopic == b.immichTopic &&
           clientId == b.clientId &&
           username == b.username &&
           password == b.password &&
           keepAlive == b.keepAlive &&
           qos == b.qos;
  }

  bool operator!=(const MqttConfig &b) const
  {
    return !operator==(b);
  }
};

// configuration options that apply to an image/folder of images
struct Config {
  public:
    unsigned int rotationSeconds = 30;
    unsigned int transitionTime = 1;
    int blurRadius = -1;
    int backgroundOpacity = -1;
    ImageDisplayOptions baseDisplayOptions;
    QDateTime loadTime;
};

struct PathEntry {
  std::string path = "";
  std::string imageList = "";
  bool exclusive = false; // only use this entry when it is valid, skip others

  ImmichConfig immich;
  bool recursive = false;
  bool shuffle = false;
  bool sorted = false;
  ImageDisplayOptions baseDisplayOptions;

  bool operator==(const PathEntry &b) const
  {
    return !operator!=(b);
  }
  bool operator!=(const PathEntry &b) const
  {
    if (b.exclusive != exclusive)
      return true;
    if (b.recursive != recursive || b.shuffle != shuffle || b.sorted != sorted)
      return true;
    if(b.baseDisplayOptions.fitAspectAxisToWindow != baseDisplayOptions.fitAspectAxisToWindow)
      return true;
    if (b.path != path || b.imageList != imageList)
      return true;
    if (b.immich != immich)
      return true;
    if (b.baseDisplayOptions.timeWindows.count() != baseDisplayOptions.timeWindows.count())
      return true;
    for(int i = 0; i < baseDisplayOptions.timeWindows.count(); ++i)
    {
      if (b.baseDisplayOptions.timeWindows[i] != baseDisplayOptions.timeWindows[i])
        return true;
    }
    return false;
  }
};

// app level configuration
struct AppConfig : public Config {
    AppConfig() {}
    AppConfig( const Config &inConfig ) : Config(inConfig) {}
    std::string configPath = "";
    std::string overlay = "";
    QString overlayHexRGB = "#FFFFFF";
    QVector<PathEntry> paths;
    MqttConfig mqtt;

    bool debugMode = false;

    static const std::string valid_aspects; 
  public:
    bool PathOptionsChanged(AppConfig &other) 
    {
      if (paths.count() != other.paths.count())
        return true;
      for(int index = 0; index < paths.count(); ++index)
      {
        if(other.paths[index] != paths[index])
          return true;
      }
      return false;
    }
};

AppConfig loadAppConfiguration(const AppConfig &commandLineConfig);
Config getConfigurationForFolder(const std::string &folderPath, const Config &currentConfig);

ImageAspectScreenFilter parseAspectFromString(char aspect);
QString getAppConfigFilePath(const std::string &configPath);

#endif