Resolve WES-89 "Justsign music"

Assets/JustSign/Scripts/JustSignController.cs

@@ -40,6 +40,16 @@ public class JustSignController : MonoBehaviour
     /// </summary>
     public Minigame minigame;
 
+    /// <summary>
+    /// Reference to the list of available songs
+    /// </summary>
+    public SongList songList;
+
+    /// <summary>
+    /// Reference to the currently used song
+    /// </summary>
+    private Song currentSong;
+
     /// <summary>
     /// The zone that the player should be hitting with his or her inputs
     /// </summary>
@@ -80,6 +90,11 @@ public class JustSignController : MonoBehaviour
     /// </summary>
     private int score;
 
+    /// <summary>
+    /// Have the symbols started spawning or not
+    /// </summary>
+    private bool gameIsActive = false;
+
     /// <summary>
     /// Width and height of the symbols
     /// </summary>
@@ -146,9 +161,14 @@ public class JustSignController : MonoBehaviour
     private float lastSpawn;
 
     /// <summary>
-    /// Determines every how many seconds a symbol should spawn (will become music-dependent later on)
+    /// Time at which the game started, needed to know when to stop
     /// </summary>
-    private float spawnPeriod = 3.0f;
+    private float beginTime;
+
+    /// <summary>
+    /// Time at which the last symbol should spawn
+    /// </summary>
+    private float lastSymbolTime;
 
     /// <summary>
     /// Start is called before the first frame update
@@ -158,10 +178,22 @@ public class JustSignController : MonoBehaviour
         scoreDisplay.text = "Score: " + score.ToString();
         currentTheme = minigame.themeList.themes[minigame.themeList.currentThemeIndex];
         words.AddRange(currentTheme.learnables);
-        //currentTheme = FindThemeByName(PlayerPrefs.GetString("themeName"));
-        //words = currentTheme.words;
-        lastSpawn = Time.time;
-        SpawnNewSymbol();
+        currentSong = songList.songs[songList.currentSongIndex];
+        AudioSource.PlayClipAtPoint(currentSong.song, Vector3.zero, 1.0f);
+        beginTime = Time.time;
+        lastSymbolTime = beginTime + currentSong.duration - 1920.0f / moveSpeed;
+
+        StartCoroutine(WaitThenStart(currentSong.firstSymbolTime));
+    }
+
+    /// <summary>
+    /// Wait for a given amount of time (specified in song) before spawning symbols
+    /// </summary>
+    IEnumerator WaitThenStart(float nrOfSeconds)
+    {
+        //yield on a new YieldInstruction that waits for nrOfSeconds seconds
+        yield return new WaitForSeconds(nrOfSeconds);
+        gameIsActive = true;
     }
 
     /// <summary>
@@ -169,56 +201,68 @@ public class JustSignController : MonoBehaviour
     /// </summary>
     void Update()
     {    
-        int matchedSymbolIndex = -1;
-        for (int i = 0; i < activeWords.Count; i++) {
-            if (activeWords[i].ToLower() == answerField.text.ToLower()) {
-                matchedSymbolIndex = i;
-            }
-        }
-
-        // Destroy the oldest symbol if the current input matches it
-        if (matchedSymbolIndex >= 0) {
-            int difference = Math.Abs((int) (activeSymbols[matchedSymbolIndex].transform.position.x - hitZone.transform.position.x));
-            if (difference < perfectBoundary) {
-                feedBack.text = "Perfect!";
-                score += perfectScore;
-            } else if (difference < goodBoundary) {
-                feedBack.text = "Good!";
-                score += goodScore;
-            } else if (difference < mehBoundary) {
-                feedBack.text = "Meh...";
-                score += mehScore;
-            } else {
-                feedBack.text = "Terrible!";
-                score += terribleScore;
+        if (gameIsActive) {
+            int matchedSymbolIndex = -1;
+            for (int i = 0; i < activeWords.Count; i++) {
+                if (activeWords[i].ToLower() == answerField.text.ToLower()) {
+                    matchedSymbolIndex = i;
+                }
             }
 
-            DestroySymbolAt(matchedSymbolIndex);
-            answerField.text = "";
-        }
+            // Destroy the oldest symbol if the current input matches it
+            if (matchedSymbolIndex >= 0) {
+                int difference = Math.Abs((int) (activeSymbols[matchedSymbolIndex].transform.position.x - hitZone.transform.position.x));
+                if (difference < perfectBoundary) {
+                    feedBack.text = "Perfect!";
+                    score += perfectScore;
+                } else if (difference < goodBoundary) {
+                    feedBack.text = "Good!";
+                    score += goodScore;
+                } else if (difference < mehBoundary) {
+                    feedBack.text = "Meh...";
+                    score += mehScore;
+                } else {
+                    feedBack.text = "Terrible!";
+                    score += terribleScore;
+                }
 
-        // Destroy the oldest symbol if it leaves the screen
-        if (activeSymbols.Count > 0) {
-            if (activeSymbols[0].GetComponent<RectTransform>().localPosition.x > -trackX) {
-                DestroySymbolAt(0);
-                score += offscreenScore;
+                DestroySymbolAt(matchedSymbolIndex);
+                answerField.text = "";
             }
-        }
 
-        // Spawn new symbol every spawn period
-        float currentTime = Time.time;
-        if (currentTime - lastSpawn > spawnPeriod) {
-            lastSpawn = currentTime;
-            SpawnNewSymbol();
-        }
+            // Destroy the oldest symbol if it leaves the screen
+            if (activeSymbols.Count > 0) {
+                if (activeSymbols[0].GetComponent<RectTransform>().localPosition.x > -trackX) {
+                    DestroySymbolAt(0);
+                    feedBack.text = "Terrible!";
+                    score += offscreenScore;
+                }
+            }
 
-        // Move all active symbols to the right
-        foreach (GameObject symbol in activeSymbols) {
-            RectTransform rectTransform = symbol.GetComponent<RectTransform>();
-            rectTransform.localPosition = new Vector3(rectTransform.localPosition.x + Time.deltaTime * moveSpeed, trackY, 0);
-        }
+            // Spawn new symbol every spawn period
+            float currentTime = Time.time;
+            if (currentTime - lastSpawn > currentSong.spawnPeriod && lastSymbolTime > currentTime) {
+                lastSpawn = currentTime;
+                SpawnNewSymbol();
+            }
 
-        scoreDisplay.text = "Score: " + score.ToString();
+            // Check if the song has ended and activate scorescreen if it has
+            if (currentTime - beginTime > currentSong.duration) {
+                gameIsActive = false;
+                while (activeSymbols.Count > 0) {
+                    DestroySymbolAt(0);
+                }
+                // TODO: Scoreboard
+            }
+
+            // Move all active symbols to the right
+            foreach (GameObject symbol in activeSymbols) {
+                RectTransform rectTransform = symbol.GetComponent<RectTransform>();
+                rectTransform.localPosition = new Vector3(rectTransform.localPosition.x + Time.deltaTime * moveSpeed, trackY, 0);
+            }
+
+            scoreDisplay.text = "Score: " + score.ToString();
+        }
     }
 
     /// <summary>