package designPatternExtensions;

import models.objectOrientedTransfer.DataTransferContext;
import models.objectOrientedTransfer.DataTransferDesign;
import models.objectOrientedTransfer.IllegalRelationException;
import parser.JsonValue;
import parser.Parser;
import parser.Value;
import parser.exceptions.ExpectedArrayValue;
import parser.exceptions.ExpectedJsonValue;
import parser.exceptions.ExpectedStringValue;

import java.io.BufferedReader;
import java.io.File;
import java.io.FileReader;

public class ModelLoader {

    public static DataTransferDesign load(String path) {
        File file = new File(path);
        try {
            Parser parser = new Parser(new BufferedReader(new FileReader(file)));
            Value jsonValue = parser.getValue();
            DataTransferDesign design;
            return new DataTransferDesign((JsonValue) jsonValue);

        } catch (java.io.FileNotFoundException | ExpectedArrayValue
                 | ExpectedStringValue | ExpectedJsonValue e) {
            throw new RuntimeException("Failed to load model: " + path, e);
        } catch (IllegalRelationException e) {
            throw new RuntimeException(e);
        }
    }

    public static DataTransferDesign load2(String path) {
        File file = new File(path);
        try {
            Parser parser = new Parser(new BufferedReader(new FileReader(file)));
            Value jsonValue = parser.getValue();
            DataTransferContext context = new DataTransferContext(jsonValue);
            return new DataTransferDesign(context);

        } catch (java.io.FileNotFoundException | ExpectedArrayValue
                 | ExpectedStringValue | ExpectedJsonValue e) {
            throw new RuntimeException("Failed to load model: " + path, e);
        } catch (IllegalRelationException e) {
            throw new RuntimeException(e);
        }
    }
}