Particularly there is no process mentioned about how to create a add-on,however a simple process is given to send a notification that's it......what I want to know is how to create a add-on and then put it in the market place and from there my friend could install the add-on and work as needed.....please share the detailed information.
Here are some tutorials for building add-ons with Hipchat:
If you want to put it in the marketplace, then it will probably have to be a full add-on (https://developer.atlassian.com/hipchat/tutorials/getting-started-with-atlassian-connect-express-node-js).
You should be able to use the second link to be able to create a sample add-on by following the steps. Unfortunately, that's about as easy as it gets. If you don't understand what's written there, then it will be difficult to write your own Hipchat add-on.
Alternatively, you could look on bitbucket/github for some project that is similar to what you are trying to achieve and copy from there.
Please note that I have not made a Hipchat add-on myself, so I cannot give you much guidance beyond that.
...from the beginning. We have built up a lot of content in HipChat, with it being a core tool in our distributed company model. While it is true that we didn’t need to move to Slack immediately, we felt it...
Connect with like-minded Atlassian users at free events near you!Find a group
Connect with like-minded Atlassian users at free events near you!
Unfortunately there are no AUG chapters near you at the moment.Start an AUG
You're one step closer to meeting fellow Atlassian users at your local meet up. Learn more about AUGs