package com.imagepicker;

import android.util.Log;

import androidx.annotation.Nullable;

import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.Locale;

abstract class Metadata {
    protected String datetime;
    protected int height;
    protected int width;

    abstract public String getDateTime();

    abstract public int getWidth();

    abstract public int getHeight();

    /**
     * Converts a timestamp to a UTC timestamp
     *
     * @param value  - timestamp
     * @param format - input format
     * @return formatted timestamp
     */
    protected @Nullable
    String getDateTimeInUTC(String value, String format) {
        try {
            Date datetime = new SimpleDateFormat(format, Locale.US).parse(value);
            SimpleDateFormat formatter = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss.SSSZ", Locale.US);

            if (datetime != null) {
                return formatter.format(datetime);
            }

            return null;
        } catch (Exception e) {
            // This error does not bubble up to RN as we don't want failed datetime parsing to prevent selection
            Log.e("RNIP", "Could not parse image datetime to UTC: " + e.getMessage());
            return null;
        }
    }
}