refactor: streamline sound playback logic and remove unused function

speaker_driver.lua

@@ -17,29 +17,45 @@ local function randomFileName()
     return name
 end
 
-local function playFullFile(fileName)
-    local fileStream = getFileName(fileName)
-    local values = io.lines(fileStream, 16 * 1024)
+
+local function playSingleSound(speaker, values)
+
     for input in values do
         print("playing audo....")
         local decoded = decoder(input)
-        while not speaker.playAudio(decoded, 3) do
-            os.pullEvent("speaker_audio_empty")
-        end
+         speaker.playAudio(decoded, 3)
     end
 end
 
 local function playSound(speaker, fileName)
+
+    local fileStream = getFileName(fileName)
+    local values = io.lines(fileStream, 16 * 1024)
+
     local speakers = table.pack(peripheral.find("speaker"))
     local tasks = {}
+
     for i = 1, speakers.n do
         tasks[i] = function()
-            playFullFile(speakers[i], fileName)
+            playSingleSound(speakers[i], values)
         end
     end
+
     parallel.waitForAll(table.unpack(tasks, 1, speakers.n))
 end
 
+-- local function playSound(speaker, fileName)
+--     local fileStream = getFileName(fileName)
+--     local values = io.lines(fileStream, 16 * 1024)
+--     for input in values do
+--         print("playing audo....")
+--         local decoded = decoder(input)
+--         while not speaker.playAudio(decoded, 3) do
+--             os.pullEvent("speaker_audio_empty")
+--         end
+--     end
+-- end
+
 
 local function playControlRoomAlarm(speakers)
     playSound(speakers,"short_control_alarm")