using NUnit.Framework;
using OpenQA.Selenium;
using OpenQA.Selenium.Chrome;
using OpenQA.Selenium.Interactions;
using System;
using System.Linq;

namespace Foody
{
    [TestFixture]
    public class FoodyTests
    {
        protected IWebDriver driver;
        private static readonly string BaseUrl = "http://softuni-qa-loadbalancer-2137572849.eu-north-1.elb.amazonaws.com:85/";
        private static string? lastCreatedFoodTitle;
        private static string? lastCreatedFoodDescription;
        private Actions actions;

        [OneTimeSetUp]
        public void OneTimeSetup()
        {
            driver = new ChromeDriver();
            actions = new Actions(driver);
            driver.Navigate().GoToUrl(BaseUrl);
            driver.Manage().Window.Maximize();
            driver.Manage().Timeouts().ImplicitWait = TimeSpan.FromSeconds(10);
            var loginBtn = driver.FindElement(By.LinkText("LOG IN"));
            var chromeOptions = new ChromeOptions();
            chromeOptions.AddArguments("--disable-search-engine-choice-screen");
            chromeOptions.AddArgument("--incognito");
            chromeOptions.AddArgument("--disable-save-password-popup");
            chromeOptions.AddArgument("--no-first-run");
            chromeOptions.AddArgument("--no-default-browser-check");
            chromeOptions.AddArgument("--disable-popup-blocking");
            chromeOptions.AddArgument("--disable-extensions");
            chromeOptions.AddArgument("--disable-infobars");
            chromeOptions.AddArgument("--disable-notifications");
            chromeOptions.AddArgument("--start-maximized");
            chromeOptions.AddArgument("--disable-default-apps");
            chromeOptions.AddArgument("--incognito");

            // Scroll to the login button
            actions.MoveToElement(loginBtn).Perform();

            // Click the login button
            loginBtn.Click();

            // Fill in login details
            driver.Navigate().GoToUrl("http://softuni-qa-loadbalancer-2137572849.eu-north-1.elb.amazonaws.com:85/");
            driver.FindElement(By.LinkText("LOG IN")).Click();
            driver.FindElement(By.Id("username")).SendKeys("DimitarIvanov");
            driver.FindElement(By.Id("password")).SendKeys("123456");
            driver.FindElement(By.CssSelector("button.btn.warning[type='submit']")).Click();
        }

        [Test, Order(1)]
        public void AddFoodWithInvalidDataTest()
        {
            var invalidTitleInput = "";

            driver.Navigate().GoToUrl($"{BaseUrl}/Food/Add");

            driver.FindElement(By.XPath("//input[@id='name']")).SendKeys(invalidTitleInput);

            var addButton = driver.FindElement(By.XPath("//button[@type='submit']"));
            actions.ScrollToElement(addButton).Perform();
            addButton.Click();

            var currentUrl = driver.Url;
            Assert.That(currentUrl, Is.EqualTo($"{BaseUrl}/Food/Add"), "user should remain on the same page with same URL");

            var errorMessage = driver.FindElement(By.XPath("//li[contains(., 'Unable to add this food revue!')]"));

            Assert.That(errorMessage.Text.Trim(), Is.EqualTo("Unable to add this food revue!"), "The error message is not displayed as expected.");
        }

        [Test, Order(2)]

        public void CreateRandomRevueTest()
        {
            lastCreatedFoodTitle = GenerateRandomString(4);
            lastCreatedFoodDescription = GenerateRandomString(10);

            driver.Navigate().GoToUrl($"{BaseUrl}/Food/Add");

            driver.FindElement(By.Id("name")).SendKeys(lastCreatedFoodTitle);
            driver.FindElement(By.Id("Description")).SendKeys(lastCreatedFoodDescription);
            var btn = driver.FindElement(By.CssSelector(".btn"));
            actions.MoveToElement(btn).Perform();
            btn.Click();

            string currentUrl = driver.Url;
            Assert.That(currentUrl, Is.EqualTo($"{BaseUrl}/"), "Browser do not navigate to the page");

            var lastFoodTitleElement = driver.FindElement(By.XPath("//"));

            string actualFoodTitle = lastFoodTitleElement.Text.Trim();
            Assert.That(actualFoodTitle, Is.EqualTo(lastCreatedFoodTitle), "The last created food title does not match the expected value.");
        }

        [Test, Order(3)]
        public void AddFoodWithRandomTitleTest()
        {
            // Generate random movie title and description
            lastCreatedFoodTitle = "Food: " + GenerateRandomString(5);
            lastCreatedFoodDescription = "Food Description: " + GenerateRandomString(10);

            // Navigate to the Add Movie page
            driver.Navigate().GoToUrl($"{BaseUrl}Catalog/Add");

            // Enter the movie title and description
            driver.FindElement(By.CssSelector("input#Food")).SendKeys(lastCreatedFoodTitle);
            driver.FindElement(By.CssSelector("textarea#Food")).SendKeys(lastCreatedFoodDescription);

            // Find and click the 'Add' button
            var add = driver.FindElement(By.CssSelector("button.btn.warning[type='submit']"));
            actions.MoveToElement(add).Perform();
            add.Click();

            // Navigate to the last page of the movie listings
            NavigateToLastPage();

            Assert.That(lastCreatedFoodTitle, Is.EqualTo(lastCreatedFoodTitle), "The last created food title does not match the expected value");
        }

        [Test, Order(3)]
        public void EditLastAddedFoodTest()
        {
            if (string.IsNullOrEmpty(lastCreatedFoodTitle))
            {
                Console.WriteLine("No created foods available to edit.");
                return; // Прекратява теста, ако няма създадени храни
            }

            driver.Navigate().GoToUrl(BaseUrl);

            var allFoods = driver.FindElements(By.XPath("//a[@class='btn btn-primary btn-xl rounded-pill mt-5'] [text()='Edit']"));
            var lastFoodEditButton = allFoods.Last();

            Actions actions = new Actions(driver);
            actions.MoveToElement(lastFoodEditButton).Click().Perform();

            var nameInput = driver.FindElement(By.XPath("//input[@id='name']"));
            nameInput.Clear(); // Изчиства старото заглавие
            nameInput.SendKeys($"{lastCreatedFoodTitle} + Edited");

            driver.FindElement(By.XPath("//button[@type='submit']")).Click();

            // Логика за асертиране, че заглавието не се е променило, както и съобщение в конзолата
            Assert.That(lastCreatedFoodTitle, Is.Not.EqualTo($"{lastCreatedFoodTitle} + Edited"), "The title of the food was not changed.");
            Assert.That(lastCreatedFoodTitle, Is.EqualTo(lastCreatedFoodTitle), "The title of the food was not changed.");
            Console.WriteLine("Title change is not possible due to incomplete functionality");
        }
        [Test, Order(4)]

        public void SearchLastAddedFoodTest()
        {
            driver.Navigate().GoToUrl(BaseUrl);
            var searchfield = driver.FindElement(By.XPath("//input[@type='search']"));
            searchfield.Click();
            searchfield.SendKeys(lastCreatedFoodTitle);
            var searchbutton = driver.FindElement(By.XPath("//button[@type='submit']"));
            var searchedfood = driver.FindElements(By.XPath("//h2[@class='display-4']"));

            var lastFoodTitle = searchedfood.Last().Text.Trim();
            Assert.That(lastFoodTitle, Is.EqualTo(lastCreatedFoodTitle));


        }
        [Test, Order(5)]
        //
        public void DeleteLastAddedFoodTest()
        {
            driver.Navigate().GoToUrl(BaseUrl);
            var allFoods = driver.FindElements(By.XPath("//a[@class='btn btn-primary btn-xl rounded-pill mt-5'] [text(🙁'Delete']"));
            var allfoodcount = allFoods.Count();
            var lastFoodDeleteButton = allFoods.Last();

            Assert.That(allfoodcount, Is.EqualTo(allFoods.Count() - 1));

        }
        [Test, Order(6)]
        public void Test_Search_For_Deleted_Food()
        {
            driver.Navigate().GoToUrl(BaseUrl);

            var searchField = driver.FindElement(By.XPath("//input[@type='search']"));
            searchField.Click();
            searchField.SendKeys(lastCreatedFoodTitle);
            driver.FindElement(By.XPath("//button[@type='submit']")).Click();

            var searchResult = driver.FindElement(By.XPath("//h2[@class='display-4']"));
            Assert.That(searchResult.Text, Is.EqualTo("There are no foods :("));

            var addButton = driver.FindElement(By.CssSelector("a.nav-link[href='/Food/Add']"));
            Assert.True(addButton.Displayed);
        }


        [OneTimeTearDown]
        public void OneTimeTearDown()
        {
            // Quit the driver after all tests are executed
            driver.Quit();
        }

        private string GenerateRandomString(int length)
        {
            // Generate a random string of specified length
            const string chars = "ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789";
            var random = new Random();
            return new string(Enumerable.Repeat(chars, length)
              .Select(s => s[random.Next(s.Length)]).ToArray());
        }

        private void NavigateToLastPage()
        {
            // Find the pagination elements to navigate to the last page
            var paginationItems = driver.FindElements(By.CssSelector("ul.pagination li.page-item"));
            var lastPageItem = paginationItems.Last();
            actions.MoveToElement(lastPageItem).Perform();

            // Click the link of the actual last page
            var lastPageLink = lastPageItem.FindElement(By.CssSelector("a.page-link"));
            lastPageLink.Click();
        }

        private void VerifyLastMovieTitle(string expectedTitle)
        {
            // Re-locate the movie elements on the last page
            var movies = driver.FindElements(By.CssSelector(".col-lg-4"));
            var lastMovieElement = movies.Last();
            var lastMovieElementTitle = lastMovieElement.FindElement(By.CssSelector("h2"));

            // Verify that the last movie title matches the expected value
            string actualMovieTitle = lastMovieElementTitle.Text.Trim();
            Assert.That(actualMovieTitle, Is.EqualTo(expectedTitle), "The last movie title does not match the expected value.");
        }
    }
}