using NUnit.Framework;
using System.Collections;
using System.IO;
using UnityEditor;
using UnityEngine;
using UnityEngine.SceneManagement;
using UnityEngine.TestTools;
using UnityEngine.UI;

/// <summary>
/// Test the ThemeItem class
/// </summary>
public class ThemeItemTests
{
    /// <summary>
    /// Setup the environment before each test
    /// </summary>
    [UnitySetUp]
    public IEnumerator SetupFunction()
    {
        string path = $"{Application.persistentDataPath}/wesign_unit_test.json";
        string oneUser = $"{{\"version\":1027,\"users\":[{{\"entries\":[],\"username\":\"TEST\",\"avatarIndex\":0,\"playtime\":0.0,\"minigames\":[],\"courses\":[]}}],\"currentUser\":0,\"currentMinigame\":0,\"currentCourse\":0,\"currentTheme\":0}}";

        File.WriteAllText(path, oneUser);
        PersistentDataController.PATH = path;
        PersistentDataController.GetInstance().Load();
        AssetDatabase.LoadAssetAtPath<UserAvatarList>("Assets/Accounts/ScriptableObjects/UserAvatarList.asset").Awake();
        SystemController.GetInstance().LoadNextScene("Common/Scenes/ListMinigamesScreen");
        yield return new WaitForSeconds(0.2f);
    }

    /// <summary>
    /// Cleanup after testing
    /// </summary>
    [TearDown]
    public void TearDown_ThemeItemTests()
    {
        PersistentDataController.PATH = null;
    }

    /// <summary>
    /// Test the callback function of a ThemeItem
    /// </summary>
    [UnityTest]
    public IEnumerator CallBackTest()
    {
        var listMinigamesScreen = GameObject.FindObjectOfType<ListMinigamesScreen>();
        listMinigamesScreen.minigameList.SetCurrentMinigame(MinigameIndex.SPELLING_BEE);
        listMinigamesScreen.LoadScene("Common/Scenes/MinigameActivityScreen");
        yield return new WaitForSeconds(0.2f);
        SystemController.GetInstance().LoadNextScene("Common/Scenes/ThemeSelectionScreen");
        yield return new WaitForSeconds(0.2f);

        GameObject buttonObject = GameObject.Find("Theme Item(Clone)");
        Assert.IsNotNull(buttonObject, "Could not find button object");

        Button button = buttonObject.GetComponent<Button>();
        Assert.IsNotNull(button, "Button component not found on button object");

        button.onClick.Invoke();

        yield return new WaitForSeconds(0.2f);

        Assert.AreEqual("SpellingBeeGame", SceneManager.GetActiveScene().name);
    }
}