public void Push(string userId, string objectId, string type, string message, int?badge = null)
{
var context = new PushContext();
var hashed = userId.PrependHash();
var pushes = (from item in context.NotiUserSubscriptions.Query()
where item.UserId == hashed
select item).ToLookup(item => item.Platform);
Push(pushes, objectId, type, message, badge);
}
public void Push(int start, int end, string objectId, string type, string message)
{
var startHash = start.ToString("00000") + "|";
var endHash = end.ToString("00000") + "||";
var context = new PushContext();
var pushes = (from item in context.NotiUserSubscriptions.Query()
where item.UserId.CompareTo(startHash) > 0 &&
item.UserId.CompareTo(endHash) < 0
select item).ToLookup(item => item.Platform);
Push(pushes, objectId, type, message, null);
}
public NotiSubscription RemoveSubscription(string subscriptionId)
{
var context = new PushContext();
var nosign = subscriptionId.RemoveSign();
var subscription = (from item in context.NotiSubscriptions.Query()
where item.PartitionKey == nosign &&
item.Token == subscriptionId
select item).FirstOrDefault();
if (subscription == null)
{
return(null);
}
context.NotiUserSubscriptions.SafeDelete(subscription.UserId.PrependHash(), nosign);
context.NotiSubscriptions.SafeDelete(subscription);
return(subscription);
}
public void AddSubscription(string userId, string platform, string subscriptionId)
{
//check if subscription already exists
var context = new PushContext();
var nosign = subscriptionId.RemoveSign();
var subscription = (from item in context.NotiSubscriptions.Query()
where item.PartitionKey == nosign &&
item.Token == subscriptionId
select item).FirstOrDefault();
if (subscription != null)
{
if (subscription.UserId == userId)
{
return;
}
context.NotiUserSubscriptions.SafeDelete(userId.PrependHash(), nosign);
}
//insert subscription
subscription = new NotiSubscription
{
PartitionKey = nosign,
RowKey = Guid.NewGuid().ToString("N"),
Token = subscriptionId,
UserId = userId,
Platform = platform,
};
context.NotiSubscriptions.Insert(subscription, true);
var userSubscription = new NotiUserSubscription
{
PartitionKey = userId.PrependHash(),
RowKey = nosign,
Platform = platform,
UserId = userId,
Token = subscriptionId,
};
context.NotiUserSubscriptions.Insert(userSubscription, true);
}
