Firebase

Use Google Firebase services (database, functions, storage...) in your game. Read more explanations about it.

Actions

Create a custom performance tracker
Creates a new custom performance tracker (If it doesn't already exists). They are used to measure performance of custom events.

Enable analytics
Enables Analytics for that project.

Log an Event
Triggers an Event/Conversion for the current user on the Analytics.Can also pass additional data to the Analytics

Set a user's property
Sets an user's properties.Can be used to classify user in Analytics.

Change user UID
Changes the current user's analytics identifier. This is what let Analytics differentiate user, so it should always be unique for each user. For advanced usage only.

Sign In as an anonymous guest
Sign into a temporary anonymous account.

Sign into an account with email
Sign into an account with email and password as credentials.

Call a HTTP function
Calls a HTTP function by name, and store the result in a variable.

Change the user email
This action is dangerous so it requires reauthentication.
Changes the user's email address.

Change the user email (Provider)
This action is dangerous so it requires reauthentication.
Changes the user's email address. This is the same as Change the user email but reauthenticates via an external provider.

Change the user password
This action is dangerous so it requires reauthentication.
Changes the user password.

Change the user password (Provider)
This action is dangerous so it requires reauthentication.
Changes the user password. This is the same as "Change the user password" but reauthenticates via an external provider.

Create account with email
Create an account with email and password as credentials.

Delete a field of a variable
Deletes a field of a variable on the database.

Delete a database variable
Deletes a variable from the database.

Get a field of a variable
Gets the value of a field in a variable from the database and store it in a scene variable.

Get a variable from the database
Gets a variable from the database and store it in a Scene variable.

Check for existence of a variable's field
Checks for the existence of a field in a variable. Sets the result variable to 1 if it exists else to 2.

Check for a variable's existence
Checks for the existence of a variable. Sets the result variable to 1 if it exists else to 2.

Update a field of a document
Updates a field of a Database document.

Update a document in Database
Updates a variable on the database.

Write a field in Database
Writes a field of a Database document.

Write a variable to Database
Writes a variable to Database.

Delete the user account
This action is dangerous so it requires reauthentication.
Deletes the user account.

Delete the user account (Provider)
This action is dangerous so it requires reauthentication.
Deletes the user account. This is the same as "Delete the user account" but reauthenticates via an external provider.

Enable performance measuring
Enables performance measuring.

Add a document to firestore
Adds a document (variable) to cloud firestore with a unique name.

Delete a document in firestore
Deletes a firestore document (variable).

Delete a field of a document
Deletes a field of a firestore document.

Disable network
Disables the connection to the database.
While the network is disabled, any read operations will return results from cache, and any write operations will be queued until the network is restored.

Disable persistence
Disables the storing of fetched data and clear all the data that has been stored.
This needs to be called before any other firestore operation, otherwise it will fail.

Re-enable network
Re-enables the connection to the database after disabling it.

Enable persistence
When persistence is enabled, all data that is fetched from the database is being automatically stored to allow to continue accessing the data if cut off from the network, instead of waiting for reconnection.
This needs to be called before any other firestore operation, otherwise it will fail.

Run a query once
Runs the query once and store results in a scene variable.

Get a document from firestore
Gets a firestore document and store it in a variable.

Get a field of a document
Gets the value of a field in a firestore document.

Check for a document's existence
Checks for the existence of a document. Sets the result variable to true if it exists else to false.

Check for existence of a document's field
Checks for the existence of a field in a document. Sets the result variable to 1 if it exists else to 2.

Limit amount of documents
Limits the amount of documents returned by the query. Can only be used after an order filter.

Order by field value
Orders all documents in the query by a the value of a field.

Skip some documents
Removes documents before or after a certain value on the field ordered by in a query. Can only be used after an order filter.

Filter by field value
Only match the documents that have a field passing a check.

Filter by field text
Only match the documents that have a field passing a check.

Start a query
Start a query on a collection. A query allows to get a filtered and ordered list of documents in a collection.

Start a query from another query
Start a query with the same collection and filters as another one.

Update a document in firestore
Updates a firestore document (variable).

Update a field of a document
Updates a field of a firestore document.

Continuously run (watch) a query
Runs a query continuously, so that every time a new documents starts or stops matching the query, or a document that matches the query has been changed, the variables will be filled with the new results.

Write a document to firestore
Writes a document (variable) to cloud firestore.

Write a field in firestore
Writes a field of a firestore document.

Force sync the configuration
Use this to sync the Remote Config with the client at any time.

Log out of the account
Logs out of the current account.

Sign into an account via an external provider
Signs into an account using an external provider's system. The available providers are: "google", "facebook", "github" and "twitter".
Provider authentication only works in the browser! Not on previews or pc/mobile exports.

Record performance
Record performance for a delimited period of time. Use this if you want to measure the performance for a specified duration.

Send a verification email
Send a link per email to verify the user email.

Send a password reset email
Send a password reset link per email.

Set display name
Sets the user display name.

Set the user profile picture
Sets the user profile picture URL to a new one.

Set Remote Config Auto Update Interval
Sets Remote Config Auto Update Interval.

Set the default configuration
As the Remote Config is stored online, you need to set default values or the Remote Config expressions to return while there is no internet or the config is still loading.

Start a tracer
Start measuring performance for that tracer

Stop a tracer
Stop measuring performance for that tracer

Get Download URL
Get a unique download URL for a file.

Upload a file
Upload a file to firebase Storage.

Conditions

Is the user email address verified
Checks if the email address of the user got verified.

Is the user signed in?
Checks if the user is signed in.
You should always use this before actions requiring authentications.

Expressions

Expression	Description
`Firebase::GetAccountCreationTime()`	Gets the accounts creation time.
`Firebase::GetAuthToken(string)`	Get the user authentication token. The token is the proof of authentication.
	string	Setting Name
`Firebase::GetLastLoginTime()`	Gets the user last login time.
`Firebase::GetPhoneNumber()`	Gets the user phone number.
`Firebase::GetPhotoURL()`	Gets an URL to the user profile picture.
`Firebase::GetRefreshToken()`	Gets the user refresh token. For advanced usage only.
`Firebase::GetRemoteConfigNumber(string)`	Get a setting from Firebase Remote Config as Number.
	string	Setting Name
`Firebase::GetRemoteConfigString(string)`	Get a setting from Firebase Remote Config as a string.
	string	Setting Name
`Firebase::GetTenantID()`	Gets the user tenant ID. For advanced usage only.
`Firebase::GetUserDisplayName()`	Gets the user display name.
`Firebase::GetUserEmail()`	Gets the user email address.
`Firebase::GetUserUID()`	Gets the user Unique IDentifier. Use that to link data to an user instead of the name or email.
`Firebase::ServerTimestamp()`	Set a field to the timestamp on the server when the request arrives there

This page is an auto-generated reference page about the Firebase feature of GDevelop, the open-source, cross-platform game engine designed for everyone. Learn more about all GDevelop features here.