Resolve WES-192 "Fix progress screen"

Assets/Accounts/Scripts/PanelCourseProgress.cs

@@ -0,0 +1,130 @@
+using System;
+using System.Collections.Generic;
+using TMPro;
+using UnityEngine;
+using UnityEngine.UI;
+
+/// <summary>
+/// Class to handle course list progress display
+/// </summary>
+public class PanelCourseProgress : MonoBehaviour
+{
+    /// <summary>
+    /// Reference to the current user
+    /// </summary>
+    private User user;
+
+    /// <summary>
+    /// Reference to the courses list
+    /// </summary>
+    public CourseList courseList;
+
+    /// <summary>
+    /// Prefab of a course card
+    /// </summary>
+    public GameObject courseCardPrefab;
+
+    /// <summary>
+    /// UI reference to the container holding all course cards
+    /// </summary>
+    public Transform coursesContainer;
+
+    /// <summary>
+    /// UI reference to the course info panel
+    /// </summary>
+    public GameObject courseInfo;
+
+    /// <summary>
+    /// UI reference to the message that displays when no course progress is present
+    /// </summary>
+    public GameObject emptyCourses;
+
+    /// <summary>
+    /// Reference to the title on the info panel
+    /// </summary>
+    public TMP_Text courseTitle;
+
+    /// <summary>
+    /// Reference to the learnable card prefab
+    /// </summary>
+    public GameObject learnableCardPrefab;
+
+    /// <summary>
+    /// Reference to the container for holding the learnable cards
+    /// </summary>
+    public Transform learnablesContainer;
+
+    /// <summary>
+    /// Reference to the course progress bar on the info panel
+    /// </summary>
+    public SlicedSlider progressBar;
+
+    /// <summary>
+    /// Current selected course
+    /// </summary>
+    private int selectedCourse = 0;
+
+    /// <summary>
+    /// List of course backgrounds and indices
+    /// </summary>
+    private List<Tuple<Image, CourseIndex>> courseCards = new List<Tuple<Image, CourseIndex>>();
+
+    /// <summary>
+    /// Start is called before the first frame update
+    /// </summary>
+    void Start()
+    {
+        PersistentDataController.GetInstance().Load();
+        user = UserList.GetCurrentUser();
+
+        var courses = user.GetCourses();
+        courseInfo.SetActive(0 < courses.Count);
+        emptyCourses.SetActive(courses.Count <= 0);
+        int i = 0;
+        foreach (var courseProgress in courses)
+        {
+            // Create instance of prefab
+            GameObject instance = GameObject.Instantiate(courseCardPrefab, coursesContainer);
+            int j = i++;
+
+            // Initialize card
+            CourseProgressCard cpc = instance.GetComponent<CourseProgressCard>();
+            cpc.courseProgress = courseProgress;
+            cpc.selectActivity = () => UpdateSelection(j);
+
+            // Store reference to background so we can apply fancy coloring
+            Image background = instance.GetComponent<Image>();
+            background.color = Color.gray;
+            this.courseCards.Add(Tuple.Create(background, courseProgress.courseIndex));
+        }
+        if (0 < courses.Count)
+            UpdateSelection(0);
+    }
+
+    /// <summary>
+    /// Update the current selected course
+    /// </summary>
+    /// <param name="newCourse">Index to the new course</param>
+    private void UpdateSelection(int newCourse)
+    {
+        courseCards[selectedCourse].Item1.color = Color.gray;
+        selectedCourse = newCourse;
+        courseCards[selectedCourse].Item1.color = Color.blue;
+
+        var progress = user.GetCourseProgress(courseCards[selectedCourse].Item2);
+        var course = courseList.GetCourseByIndex(progress.courseIndex);
+        courseTitle.text = course.title;
+        progressBar.fillAmount = progress.progress;
+
+        foreach (Transform child in learnablesContainer)
+            Destroy(child.gameObject);
+
+        for (int i = 0; i < course.theme.learnables.Count; i++)
+        {
+            GameObject instance = GameObject.Instantiate(learnableCardPrefab, learnablesContainer);
+            var script = instance.GetComponent<LearnableProgressCard>();
+            script.learnable = course.theme.learnables[i];
+            script.progress = progress.learnables[i];
+        }
+    }
+}