shop, hmac, code, state, signature, timestamp. These are params which I get during callback which I don't find helpful to resolve my problem. Is there anyway I can use these to identify if app is already installed?

@OliUK Thanks for replying back.Im not saving shop and access token as soon as I get it. I install the app, it hits callback api, on receiving access token, it redirect to my app's user registration page. On registering, Im saving that token and shop...

@OliUK To make it even more clear, I want to do something after app is installed. After installation it comes back to callback url so I can do that in callback url. But same callback url is called when INSTALLED app is clicked on in store. So callbac...

@OliUKI understand that. Please read my question again. It is not about how can I expose my URLs to internet. Server is already setup. For testing purpose, Im using localhost.Callback URL will be called whena) user install app for first timeb) app is...

Hi,Install URL: http://localhost:4000/shopifyCallback URL: http://localhost:4000/shopify/callbackEverything works fine. However, Im not able to figure out following:When app is installed for first, it goes to install URL(without session in query) and...