Merge pull request #15 from FoamyGuy/play_mp3_file

play_mp3_file() function

adafruit_fruitjam/__init__.py

@@ -193,6 +193,7 @@ class FruitJam(PortalBase):
 
         self.sd_check = self.peripherals.sd_check
         self.play_file = self.peripherals.play_file
+        self.play_mp3_file = self.peripherals.play_mp3_file
         self.stop_play = self.peripherals.stop_play
         self.volume = self.peripherals.volume
         self.audio_output = self.peripherals.audio_output

adafruit_fruitjam/peripherals.py

@@ -196,6 +196,7 @@ class Peripherals:
             except OSError:
                 # sdcard init or mounting failed
                 self._sd_mounted = False
+        self._mp3_decoder = None
 
     @property
     def button1(self) -> bool:
@@ -254,6 +255,18 @@ class Peripherals:
             pass
         self.wavfile.close()
 
+    def play_mp3_file(self, filename):
+        if self._mp3_decoder is None:
+            from audiomp3 import MP3Decoder  # noqa: PLC0415, import outside top-level
+
+            self._mp3_decoder = MP3Decoder(filename)
+        else:
+            self._mp3_decoder.open(filename)
+
+        self.audio.play(self._mp3_decoder)
+        while self.audio.playing:
+            pass
+
     def stop_play(self):
         """Stops playing a wav file."""
         self.audio.stop()