package nl.sbdeveloper.mctpaudio.socket;

import lombok.experimental.UtilityClass;
import org.json.simple.JSONObject;
import org.json.simple.parser.JSONParser;
import org.json.simple.parser.ParseException;

import java.util.UUID;

@UtilityClass
public class JSONUtil {
    public static JSONObject parse(String string) {
        try {
            JSONParser parser = new JSONParser();
            return (JSONObject) parser.parse(string);
        } catch (ParseException ignored) {
        }
        return null;
    }

    public static String getValue(JSONObject object, String string) {
        if (object != null && !object.isEmpty()) {
            Object obj = object.get(string);
            String str = null;
            if (obj != null) str = String.valueOf(obj);
            return str;
        }
        return null;
    }

    public static UUID formatFromInput(String uuid) throws IllegalArgumentException {
        if (uuid == null) throw new IllegalArgumentException();
        uuid = uuid.trim();
        return uuid.length() == 32 ? fromTrimmed(uuid.replaceAll("-", "")) : UUID.fromString(uuid);
    }

    public static UUID fromTrimmed(String trimmedUUID) throws IllegalArgumentException {
        if (trimmedUUID == null) throw new IllegalArgumentException();
        StringBuilder builder = new StringBuilder(trimmedUUID.trim());
        /* Backwards adding to avoid index adjustments */
        try {
            builder.insert(20, "-");
            builder.insert(16, "-");
            builder.insert(12, "-");
            builder.insert(8, "-");
        } catch (StringIndexOutOfBoundsException e) {
            throw new IllegalArgumentException();
        }

        return UUID.fromString(builder.toString());
    }
}