using TMPro;
using UnityEngine;
using UnityEngine.UI;

/// <summary>
/// Manager infopage for the Courses
/// </summary>
public class CourseActivityScreen : MonoBehaviour
{
    // vvv TEMPORARY STUFF vvv
    public GameObject playButton;
    public GameObject previewButton;
    // ^^^ TEMPORARY STUFF ^^^

    /// <summary>
    /// Reference to the courses
    /// </summary>
    public CourseList courseList;

    /// <summary>
    /// Reference to the users
    /// </summary>
    public UserList userList;

    /// <summary>
    /// Reference to the course progress
    /// </summary>
    private Progress progress;

    /// <summary>
    /// Title Display
    /// </summary>
    public TMP_Text title;

    /// <summary>
    /// Description Display
    /// </summary>
    public TMP_Text description;

    /// <summary>
    /// Image Display (Thumbnail)
    /// </summary>
    public Image courseImage;

    /// <summary>
    /// Progress bar Display
    /// </summary>
    public Slider progressBar;

    /// <summary>
    /// Sets the infopage for a given course
    /// </summary>
    void Start()
    {
        int index = courseList.currentCourseIndex;
        Course course = courseList.courses[index];

        // vvv TEMPORARY STUFF vvv
        playButton.SetActive(course.theme.model != null);
        previewButton.SetActive(course.theme.model == null);
        // ^^^ TEMPORARY STUFF ^^^

        title.text = course.title;
        description.text = course.description;
        courseImage.sprite = course.thumbnail;
        //slider.value = progressValue;

        // Set progress
        userList.Load();
        progress = userList.GetCurrentUser().GetCourseProgress(course.index);
        if (progress != null)
            progressBar.value = progress.Get<float>("courseProgress");
        else
            progressBar.value = 0.0f;
    }

    /// <summary>
    /// Callback to start the course
    /// </summary>
    public void StartCourse()
    {
        SystemController.GetInstance().LoadNextScene("Courses/Scenes/CourseScreen");
    }
}