Old SandTable project

PlayQueue.py

@@ -0,0 +1,50 @@
+import sqlite3
+import os
+import playTrack, playControl
+
+
+DB_PATH = '/home/pi/SandTable/db.sqlite3'
+
+
+def PlayQ():
+    connection = sqlite3.connect(DB_PATH)
+    cursor = connection.cursor()
+
+    playControl.init_control_table()
+    playControl.set_command(playControl.COMMAND_PLAY)
+    playControl.set_status(playControl.STATUS_PLAYING, pid=os.getpid())
+
+    # Reading the queue table
+    rows = cursor.execute("SELECT id, file, track_length, pic FROM sandtable_queue").fetchall()
+
+    # Let the first playTrack() call ask the device for its position; after
+    # that we just keep tracking it in memory as moves complete.
+    coords = None
+
+    # While there are entries in the table
+    while rows:
+        file = rows[0][1]
+
+        # Playing the track in the first index
+        coords = playTrack.playTrack(file, coords=coords)
+
+        # A stop request means playTrack() bailed out mid-file - leave this
+        # track in the queue (so it picks back up / can be replayed) rather
+        # than deleting it like a normally-finished or skipped ("next")
+        # track.
+        if playControl.get_command() == playControl.COMMAND_STOP:
+            break
+
+        # Deleting the first track that was just played
+        cursor.execute("DELETE FROM sandtable_queue WHERE id = ?", (rows[0][0],))
+        connection.commit()
+
+        # Reading the new table
+        rows = cursor.execute("SELECT id, file, track_length, pic FROM sandtable_queue").fetchall()
+
+    playControl.set_status(playControl.STATUS_IDLE, pid=0)
+    connection.close()
+
+
+if __name__ == "__main__":
+    PlayQ()