package com.reactnativecloudinarysdk;

import android.media.ExifInterface;

import com.facebook.react.bridge.WritableArray;
import com.facebook.react.bridge.WritableMap;
import com.facebook.react.bridge.WritableNativeArray;
import com.facebook.react.bridge.WritableNativeMap;

import java.io.IOException;
import java.util.List;
import java.util.Map;

public class Utils {
  static public WritableArray listToWritableArray(List list) {
    WritableArray writableArray = new WritableNativeArray();

    for (Object value : list) {
      if (value instanceof String) {
        writableArray.pushString((String) value);
      } else if (value instanceof Integer) {
        writableArray.pushInt((Integer) value);
      } else if (value instanceof Float || value instanceof Double) {
        writableArray.pushDouble((Double) value);
      } else if (value instanceof Boolean) {
        writableArray.pushBoolean((Boolean) value);
      } else if (value instanceof Map) {
        writableArray.pushMap(mapToWritableMap((Map) value));
      } else if (value instanceof List) {
        writableArray.pushArray(listToWritableArray((List) value));
      }
    }

    return writableArray;
  }


  static public WritableMap mapToWritableMap(Map<String, Object> map) {
    WritableMap writableMap = new WritableNativeMap();

    for (String key : map.keySet()) {
      Object object = map.get(key);

      if (object instanceof Map) {
        writableMap.putMap(key, mapToWritableMap((Map) object));
      } else if (object instanceof List) {
        writableMap.putArray(key, listToWritableArray((List) object));
      } else if (object instanceof String) {
        writableMap.putString(key, (String) object);
      } else if (object instanceof Boolean) {
        writableMap.putBoolean(key, (Boolean) object);
      } else if (object instanceof Float || object instanceof Double) {
        writableMap.putDouble(key, (Double) object);
      } else if (object instanceof Integer) {
        writableMap.putInt(key, (Integer) object);
      }
    }

    return writableMap;
  }

  static public int getExifAngle(String filePath) {
    int angle = 0;
    try {
      ExifInterface exif = new ExifInterface(filePath);
      int orientation = exif.getAttributeInt(ExifInterface.TAG_ORIENTATION, 1);
      switch (orientation) {
        case ExifInterface.ORIENTATION_ROTATE_90:
          angle = 90;
          break;
        case ExifInterface.ORIENTATION_ROTATE_180:
          angle = 180;
          break;
        case ExifInterface.ORIENTATION_ROTATE_270:
          angle = 270;
          break;
      }

    } catch (IOException e) {
      e.printStackTrace();
    }

    return angle;
  }

}