Post button on Ionic Creator

Hello there, im kinda new in ionic creator and i want to ask something… I have a form in my app and i need the button do a post to another program, the program responds with a json how do i make both things, the post to the database from the form and how do i handle the json i receive.

Thanks in Advance

I’m a beginner too.

Creator use ionic 1.

Here is a sinple http post example for ionic 2