Create a flow that takes variables from PowerApps,
check is user is in a group,
and returns a variable with the result.
1. create an Instant cloud flow that can be started from Power with a button.
2. create the in variable from PowerApps
Rename it as the variable Name
For Value ask it from PowerApp
3. Send an HTTP request to SharePoint,
_api/web/sitegroups/getByName(‘use inGroupnameValue’)/Users?$filter=Email eq ‘use inGroupName_Value’
test the output.[code] body(‘HTTPrequest’)[‘d’][‘results’][/code]
4. To test it out.
Create canvasApp with a button on it. add the connection to the flow created above.
On Button select Run the flow, and pass the variables.
5. check the array value returned from HTTP is greater than 0
Set( isAdmin, If(result.outisuser = "True", true, false)) [/code]