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import json
class SessionManager:
def __init__(self, playlist, abController):
self._playlist = playlist
self._abController = abController
def addSong(self, path):
self._playlist.addSong(path)
def addLimits(self, aLimit, bLimit):
self._abController.addLimits(aLimit, bLimit)
def loadSession(self, file):
jsonStr = file.read()
session = json.loads(jsonStr)
for entry in session:
songPath = entry["path"]
abLimits = entry["ab_limits"]
self._playlist.addSong(songPath)
if abLimits is not None:
for l in abLimits:
self._abController.addLimits(l[0], l[1], songPath)
def saveSession(self, file):
songs = self._playlist.getSongs()
session = list()
for s in songs:
entry = {
"path": s,
"ab_limits" : self._abController.getLimits(s)
}
session.append(entry)
file.write(json.dumps(session))
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