package de.rwu.easydrop.api.client;

import static org.junit.jupiter.api.Assertions.assertEquals;

import java.lang.reflect.Field;
import java.net.MalformedURLException;
import java.net.URL;

import org.junit.jupiter.api.Assertions;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;
import org.mockito.MockitoAnnotations;

import de.rwu.easydrop.model.Webshop;

class EbayPurchaserTest {
    private EbayPurchaser demoPurchaser;

    private static String demoApiKey = "my-api-key";
    private static String demoApiUrl = "https://www.example.com/api";
    private static Webshop demoDataTarget = Webshop.eBay;

    @BeforeEach
    void setup() {
        demoPurchaser = new EbayPurchaser(
                demoApiUrl,
                demoApiKey);
        MockitoAnnotations.openMocks(this);
    }

    @Test
    void testConstructor() {
        // Assert
        try {
            Field baseUrlField = EbayPurchaser.class.getDeclaredField("baseUrl");
            baseUrlField.setAccessible(true);
            Assertions.assertEquals(demoApiUrl, baseUrlField.get(demoPurchaser));

            Field apiKeyField = EbayPurchaser.class.getDeclaredField("apiKey");
            apiKeyField.setAccessible(true);
            Assertions.assertEquals(demoApiKey, apiKeyField.get(demoPurchaser));
        } catch (NoSuchFieldException e) {
            Assertions.fail();
        } catch (IllegalAccessException e) {
            Assertions.fail();
        }
    }

    @Test
    void testCreateApiUrl() throws MalformedURLException {
        // Test case 1
        String productId1 = "12345";
        URL expectedUrl1 = new URL(
                "https://www.example.com/api/buy/"
                        + productId1);
        URL createdUrl1 = demoPurchaser.createApiUrl(productId1);
        Assertions.assertEquals(expectedUrl1, createdUrl1);

        // Test case 2
        String productId2 = "67890";
        URL expectedUrl2 = new URL(
                "https://www.example.com/api/buy/"
                        + productId2);
        URL createdUrl2 = demoPurchaser.createApiUrl(productId2);
        Assertions.assertEquals(expectedUrl2, createdUrl2);
    }

    @Test
    void getDataTarget_ReturnsExpectedDataOrigin() {
        Webshop dataTarget = demoPurchaser.getDataTarget();
        assertEquals(demoDataTarget, dataTarget);
    }

    @Test
    void getApiKey_ReturnsExpectedApiKey() {
        String apiKey = demoPurchaser.getApiKey();
        assertEquals(demoApiKey, apiKey);
    }
}