import org.junit.Test;
import org.openqa.selenium.By;
import org.openqa.selenium.WebElement;
import org.openqa.selenium.support.ui.Select;

import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.concurrent.TimeUnit;

import static junit.framework.TestCase.assertEquals;
import static junit.framework.TestCase.assertNotNull;

public class BasicTest extends TestHelper {


    private String username = "taavi";
    private String password = "test";

    @Test
    public void titleExistsTest(){
        String expectedTitle = "ST Online Store";
        String actualTitle = driver.getTitle();

        assertEquals(expectedTitle, actualTitle);
    }


    /*
    In class Exercise

    Fill in loginLogoutTest() and login mehtod in TestHelper, so that the test passes correctly.

     */
    @Test
    public void loginLogoutTest(){

        login(username, password);

        // assert that correct page appeared
        WebElement adminHeader = driver.findElement(By.linkText("Admin"));
        assertNotNull(adminHeader);
        logout();
    }

    /*
    In class Exercise

     Write a test case, where you make sure, that one can’t log in with a false password

     */
    @Test
    public void loginFalsePassword() {
        login(username, "aaaaa");
        WebElement invalidLoginNotice = driver.findElement(By.id("notice"));
        assertNotNull(invalidLoginNotice);

    }

    //Add 2x of one product and 1x of second. Then check if there's 3 items in the cart.
    @Test
    public void addItemsToTheCart() throws InterruptedException {
        addItem("B45593 Sunglasses_entry");
        addItem("B45593 Sunglasses_entry");
        addItem("Sunglasses 2AR_entry");
        TimeUnit.SECONDS.sleep(1); //TODO: Find better solution


        WebElement cartTable = driver.findElement(By.xpath("//*[@id=\"cart\"]/table/tbody"));
        List<WebElement> rows = cartTable.findElements(By.tagName("tr"));
        Integer totalItems = 0;
        for (int i = 0; i < rows.size() - 1; i++) {
            String ammount = rows.get(i).findElements(By.tagName("td")).get(0).getText();
            int digitSize = ammount.length()-1;
            Integer ammountValue = Integer.valueOf(ammount.substring(0,digitSize));
            totalItems += ammountValue;
        }
        assertEquals(new Integer(3), totalItems);
    }

    @Test
    public void changeItemQuantityInTheCart() throws InterruptedException {
        Map<String, Integer> expectedCollection = new HashMap<String, Integer>();
        addItem("B45593 Sunglasses_entry");
        addItem("B45593 Sunglasses_entry");
        addItem("Sunglasses 2AR_entry");
        addItem("Sunglasses 2AR_entry");
        addItem("Sunglasses 2AR_entry");
        addItem("B45593 Sunglasses_entry");

        expectedCollection.put("B45593 Sunglasses",3);
        expectedCollection.put("Sunglasses 2AR",3);

        TimeUnit.SECONDS.sleep(2); //TODO: Find better solution


        addOne("B45593 Sunglasses");
        expectedCollection.put("B45593 Sunglasses",expectedCollection.get("B45593 Sunglasses") + 1);

        deleteOne("Sunglasses 2AR");
        expectedCollection.put("Sunglasses 2AR", expectedCollection.get("Sunglasses 2AR") - 1);

        WebElement table = driver.findElement(By.xpath("//*[@id=\"cart\"]/table/tbody"));




        //WebElement table = driver.findElement(By.xpath("//*[@id=\"cart\"]/table/tbody"));
        List<WebElement> rows = table.findElements(By.tagName("tr"));
        Map<String, Integer> actualOutput = new HashMap<String, Integer>();
        for (int i = 0; i < rows.size() - 1; i++) {
            String ammountString = rows.get(i).findElements(By.tagName("td")).get(0).getText();
            Integer ammountInteger = Integer.valueOf(ammountString.substring(0,ammountString.length()-1));
            String name = rows.get(i).findElements(By.tagName("td")).get(1).getText();
            actualOutput.put(name,ammountInteger);
        }
        assertEquals(expectedCollection,actualOutput);
    }

    @Test
    public void deleteItemsFromShoppingCart() throws InterruptedException {
        addItem("B45593 Sunglasses_entry");
        addItem("B45593 Sunglasses_entry");
        addItem("Sunglasses 2AR_entry");
        addItem("Sunglasses 2AR_entry");
        addItem("Sunglasses 2AR_entry");
        addItem("B45593 Sunglasses_entry");




        TimeUnit.SECONDS.sleep(3); //TODO: Find better solution

        TimeUnit.SECONDS.sleep(3); //TODO: Find better solution


        deleteOneRow("B45593 Sunglasses");
        Map<String, Integer> expectedCollection = new HashMap<String, Integer>();
        expectedCollection.put("Sunglasses 2AR",3);

        WebElement table = driver.findElement(By.xpath("//*[@id=\"cart\"]/table/tbody"));
        List<WebElement> rows = table.findElements(By.tagName("tr"));
        Map<String, Integer> actualOutput = new HashMap<String, Integer>();
        for (int i = 0; i < rows.size() - 1; i++) {
            String ammountString = rows.get(i).findElements(By.tagName("td")).get(0).getText();
            Integer ammountInteger = Integer.valueOf(ammountString.substring(0,ammountString.length()-1));
            String name = rows.get(i).findElements(By.tagName("td")).get(1).getText();
            actualOutput.put(name,ammountInteger);
        }

        assertEquals(expectedCollection,actualOutput);
    }


    @Test
    public void deleteShoppingCart() throws InterruptedException {
        addItem("B45593 Sunglasses_entry");
        addItem("B45593 Sunglasses_entry");
        addItem("Sunglasses 2AR_entry");
        TimeUnit.SECONDS.sleep(1); //TODO: Find better solution

        driver.findElement(By.xpath("//*[@id=\"cart\"]/form[1]/input[2]")).click();
        String result = driver.findElement(By.xpath("//*[@id=\"notice\"]")).getText();
        assertEquals("Cart successfully deleted.",result);
    }


    @Test
    public void searchProductsByName() {
        WebElement search = driver.findElement(By.xpath("//*[@id=\"search_input\"]"));
        search.click();
        search.sendKeys("B45593");
        int displayedCounter = 0;
        int expectedCounter = 0;
        List<WebElement> entries = driver.findElements(By.className("entry"));
        for (WebElement elem : entries) {
            if(elem.isDisplayed()){
                displayedCounter++;
            }
            if (elem.getAttribute("id").contains("B45593")) {
                expectedCounter++;
            }
        }
        assertEquals(expectedCounter, displayedCounter);


    }

    @Test
    public void searchNonExistingProductsByName() {
        WebElement search = driver.findElement(By.xpath("//*[@id=\"search_input\"]"));
        search.click();
        search.sendKeys("Sandwich");
        int counter = 0;
        int expectedCounter = 0;
        List<WebElement> entries = driver.findElements(By.className("entry"));
        for (WebElement elem : entries) {
            if(!elem.isDisplayed()){
                counter++;
            }
            if (!elem.getAttribute("id").contains("Sandwich")) {
                expectedCounter++;
            }
        }
        assertEquals(expectedCounter, entries.size());
    }

    @Test
    public void filterSunglassesResults() {
        String category = "Sunglasses";
        Integer expectedCounter = 0;
        List<WebElement> entries = driver.findElements(By.className("entry"));
        for (WebElement ele : entries) {
            if (ele.findElement(By.id("category")).getText().equals("Category: " + category)) {
                expectedCounter++;
            }
        }
        assertEquals(expectedCounter, (Integer)filter(category).size());
    }

    @Test
    public void filterOtherResults() {
        String category = "Other";
        Integer expectedCounter = 0;
        List<WebElement> entries = driver.findElements(By.className("entry"));
        for (WebElement ele : entries) {
            if (ele.findElement(By.id("category")).getText().equals("Category: " + category)) {
                expectedCounter++;
            }
        }
        assertEquals(expectedCounter, (Integer)filter(category).size());
    }

    @Test
    public void purchaseItems() {
       addItem("Sunglasses 2AR_entry");
       driver.findElement(By.xpath("//*[@id=\"checkout_button\"]/input")).click();
       WebElement name = driver.findElement(By.xpath("//*[@id=\"order_name\"]"));
       WebElement address = driver.findElement(By.xpath("//*[@id=\"order_address\"]"));
       WebElement email = driver.findElement(By.xpath("//*[@id=\"order_email\"]"));
       WebElement payType = driver.findElement(By.xpath("//*[@id=\"order_pay_type\"]"));
       name.click();
       name.sendKeys("Allan Rist");
       address.click();
       address.sendKeys("Liivi 2");
       email.click();
       email.sendKeys("test@gmail.com");
       payType.click();
       Select dropdownSelect = new Select(payType);
       dropdownSelect.selectByValue("Purchase order");

       driver.findElement(By.xpath("//*[@id=\"place_order\"]/input")).click();

       String confirmation = driver.findElement(By.xpath("//*[@id=\"order_receipt\"]/h3")).getText().trim();
       assertEquals("Thank you for your order",confirmation);
    }

    @Test
    public void checkOutShoppingCart() throws InterruptedException {
        /*
        addItem("Sunglasses 2AR_entry");
        addItem("Sunglasses 2AR_entry");
        addItem("Sunglasses 2AR_entry");
        addItem("B45593 Sunglasses_entry");
        addItem("B45593 Sunglasses_entry");
        driver.findElement(By.xpath("//*[@id=\"checkout_button\"]/input")).click();
        */

        Map<String,Integer> expected = setUpCheckOutPage();
        addOne("Sunglasses 2AR");
        expected.put("Sunglasses 2AR", expected.get("Sunglasses 2AR") + 1);

        WebElement table = driver.findElement(By.xpath("//*[@id=\"cart\"]/table/tbody"));
        List<WebElement> rows = table.findElements(By.tagName("tr"));
        Map<String, Integer> actualOutput = new HashMap<String, Integer>();
        for (int i = 0; i < rows.size() - 1; i++) {
            String ammountString = rows.get(i).findElements(By.tagName("td")).get(0).getText();
            Integer ammountInteger = Integer.valueOf(ammountString.substring(0,ammountString.length()-1));
            String name = rows.get(i).findElements(By.tagName("td")).get(1).getText();
            actualOutput.put(name,ammountInteger);
        }
        assertEquals(expected,actualOutput);


    }


    @Test
    public void purchaseItemsTotalMoney() {
        addItem("Sunglasses 2AR_entry");
        addItem("Sunglasses 2AR_entry");
        addItem("B45593 Sunglasses_entry");
        addItem("B45593 Sunglasses_entry");


        driver.findElement(By.xpath("//*[@id=\"checkout_button\"]/input")).click();
        WebElement name = driver.findElement(By.xpath("//*[@id=\"order_name\"]"));
        WebElement address = driver.findElement(By.xpath("//*[@id=\"order_address\"]"));
        WebElement email = driver.findElement(By.xpath("//*[@id=\"order_email\"]"));
        WebElement payType = driver.findElement(By.xpath("//*[@id=\"order_pay_type\"]"));
        name.click();
        name.sendKeys("Allan Rist");
        address.click();
        address.sendKeys("Liivi 2");
        email.click();
        email.sendKeys("test@gmail.com");
        payType.click();
        Select dropdownSelect = new Select(payType);
        dropdownSelect.selectByValue("Purchase order");

        driver.findElement(By.xpath("//*[@id=\"place_order\"]/input")).click();

        String confirmation = driver.findElement(By.xpath("//*[@id=\"check_out\"]/tbody/tr[3]/td[2]/strong")).getText().trim();
        assertEquals("€104.00",confirmation);
    }

}
//*[@id="category"]/text()