webrtc - samples and hacks

https://webrtchacks.com/own-phoneco-with-webrtc/


https://webrtchacks.com/baby-motion-detector/

FCM push via ARC chrome extension

you can send push via ARC  this chrome extension 
you can do it via postman as well (https://medium.com/android-school/test-fcm-notification-with-postman-f91ba08aacc3)

POST to https://fcm.googleapis.com/fcm/send

headers:

content-type  application/json

Authorization   key=[get the key from firbase messageing)

in the body write your json  

e.g. sample 

{

                ""priority"": ""high"",

                ""time_to_live"": 86400,

                ""to"": ""{0}"",

                ""notification"": {

                                                              

                        },

                ""data"": {

                            ""title"": ""{1}"",

                            ""body"": ""{2}""  

                        ""basic"":""{3}"",

                        ""firstname"":""{4}"",

                        ""lastname"":""{5}""

                        }

            }"

android sources + test - real code

all sources could be found here
https://android.googlesource.com/platform/frameworks/base

test for example need to drill down
https://android.googlesource.com/platform/frameworks/base/+/marshmallow-release/tests/