Collection-repeat first run issue

Hi, I’m developing ProductHunt clone for learn ionic. I realize collection-repeat doesn’t fit first run, but If I refresh the page, It works. What’s the reason of that ?

first run:

after pull to refresh:


a codepen would be great, because there could be a mistake in the controller logic

I added codepen and screenshots

codepen is broken isnt it?

yes because I send post request from services.js and I don’t paste it to codepen.