Customize GodotFireBase

Building and Compiling

$ cd [GODOT-ROOT]/modules/FireBase/

Get your google-services.json file from firebase.com, Now copy your google-services.json to [GODOT-ROOT]/platform/android/java/ and edit modules/FireBase/config.py at line 17

env.android_add_default_config("applicationId 'com.your.appid'")

And replace com.your.appid with you android application id.

Customizing

Now to remove some features from GodotFireBase module, edit modules/FireBase/godot-firebase-config.json and set false to it like shown below, which removes FireBase Authentication and Invites.

{
        "Analytics": true,
        "AdMob" : true,
        "Authentication" : true,
        "Invites" : true,
        "RemoteConfig" : true,
        "Notification" : true,
        "Storage" : true,

        "AuthConf" :
        {
                "Google" : true,
                "Twitter" : true,
                "Facebook" : true,
                "FacebookAppId" : "1234566789875"
        },

        "Ads" :
        {
                "BannerAd" : true,
                "BannerGravity" : "BOTTOM",
                "BannerAdId" : "",

                "InterstitialAd" : true,
                "InterstitialAdId" : "",

                "RewardedVideoAd" : true,
                "RewardedVideoAdId" : ""
        }
}

And to generate project files run $ python3 setup.py which will generate our new project files, Now you can follow godot's Export to Android docs to create .apk template file.