func LoadSubscriptions(filename string) (*Subscriptions, error) {
var subscriptions = &Subscriptions{
Source: filename,
Info: make(map[string]*Subscription),
States: make(map[string]*UserState),
}
file, err := os.Open(filename)
if err != nil {
return subscriptions, nil
}
defer file.Close()
err = json.NewDecoder(file).Decode(&subscriptions.Info)
if err != nil {
return nil, err
}
for k, sub := range subscriptions.Info {
subscriptions.States[k] = &UserState{
Gdrive: drive.NewState(),
GoogleAccessToken: "",
}
// handle migration from versions prior to folder filtering
if sub.GoogleInterestingFolderIds == nil {
sub.GoogleInterestingFolderIds = make([]string, 0)
}
}
return subscriptions, nil
}
func (subscriptions *Subscriptions) Add(subscription *Subscription, googleAccessToken string) {
subscriptions.Info[subscription.GoogleUserInfo.Email] = subscription
subscriptions.States[subscription.GoogleUserInfo.Email] = &UserState{
Gdrive: drive.NewState(),
GoogleAccessToken: googleAccessToken,
}
subscriptions.save()
}