Functions
Function | Description |
---|---|
onValueCreated(ref, handler) | Event handler which triggers when data is created in Realtime Database. |
onValueCreated(opts, handler) | Event handler which triggers when data is created in Realtime Database. |
onValueDeleted(ref, handler) | Event handler which triggers when data is deleted in Realtime Database. |
onValueDeleted(opts, handler) | Event handler which triggers when data is deleted in Realtime Database. |
onValueUpdated(ref, handler) | Event handler which triggers when data is updated in Realtime Database. |
onValueUpdated(opts, handler) | Event handler which triggers when data is updated in Realtime Database. |
onValueWritten(ref, handler) | Event handler which triggers when data is created, updated, or deleted in Realtime Database. |
onValueWritten(opts, handler) | Event handler which triggers when data is created, updated, or deleted in Realtime Database. |
Classes
Class | Description |
---|---|
DataSnapshot | Interface representing a Firebase Realtime database data snapshot. |
Interfaces
Interface | Description |
---|---|
DatabaseEvent | A CloudEvent that contains a DataSnapshot or a Change |
RawRTDBCloudEvent | |
RawRTDBCloudEventData | |
ReferenceOptions | ReferenceOptions extend EventHandlerOptions with provided ref and optional instance |
database.onValueCreated()
Event handler which triggers when data is created in Realtime Database.
Signature:
export declare function onValueCreated<Ref extends string>(ref: Ref, handler: (event: DatabaseEvent<DataSnapshot, ParamsOf<Ref>>) => any | Promise<any>): CloudFunction<DatabaseEvent<DataSnapshot, ParamsOf<Ref>>>;
Parameters
Parameter | Type | Description |
---|---|---|
ref | Ref | |
handler | (event: DatabaseEvent<DataSnapshot, ParamsOf<Ref>>) => any | Promise<any> | Event handler which is run every time a Realtime Database create occurs. |
Returns:
CloudFunction<DatabaseEvent<DataSnapshot, ParamsOf<Ref>>>
database.onValueCreated()
Event handler which triggers when data is created in Realtime Database.
Signature:
export declare function onValueCreated<Ref extends string>(opts: ReferenceOptions<Ref>, handler: (event: DatabaseEvent<DataSnapshot, ParamsOf<Ref>>) => any | Promise<any>): CloudFunction<DatabaseEvent<DataSnapshot, ParamsOf<Ref>>>;
Parameters
Parameter | Type | Description |
---|---|---|
opts | ReferenceOptions<Ref> | Options that can be set on an individual event-handling function. |
handler | (event: DatabaseEvent<DataSnapshot, ParamsOf<Ref>>) => any | Promise<any> | Event handler which is run every time a Realtime Database create occurs. |
Returns:
CloudFunction<DatabaseEvent<DataSnapshot, ParamsOf<Ref>>>
database.onValueDeleted()
Event handler which triggers when data is deleted in Realtime Database.
Signature:
export declare function onValueDeleted<Ref extends string>(ref: Ref, handler: (event: DatabaseEvent<DataSnapshot, ParamsOf<Ref>>) => any | Promise<any>): CloudFunction<DatabaseEvent<DataSnapshot, ParamsOf<Ref>>>;
Parameters
Parameter | Type | Description |
---|---|---|
ref | Ref | |
handler | (event: DatabaseEvent<DataSnapshot, ParamsOf<Ref>>) => any | Promise<any> | Event handler which is run every time a Realtime Database deletion occurs. |
Returns:
CloudFunction<DatabaseEvent<DataSnapshot, ParamsOf<Ref>>>
database.onValueDeleted()
Event handler which triggers when data is deleted in Realtime Database.
Signature:
export declare function onValueDeleted<Ref extends string>(opts: ReferenceOptions<Ref>, handler: (event: DatabaseEvent<DataSnapshot, ParamsOf<Ref>>) => any | Promise<any>): CloudFunction<DatabaseEvent<DataSnapshot, ParamsOf<Ref>>>;
Parameters
Parameter | Type | Description |
---|---|---|
opts | ReferenceOptions<Ref> | Options that can be set on an individual event-handling function. |
handler | (event: DatabaseEvent<DataSnapshot, ParamsOf<Ref>>) => any | Promise<any> | Event handler which is run every time a Realtime Database deletion occurs. |
Returns:
CloudFunction<DatabaseEvent<DataSnapshot, ParamsOf<Ref>>>
database.onValueUpdated()
Event handler which triggers when data is updated in Realtime Database.
Signature:
export declare function onValueUpdated<Ref extends string>(ref: Ref, handler: (event: DatabaseEvent<Change<DataSnapshot>, ParamsOf<Ref>>) => any | Promise<any>): CloudFunction<DatabaseEvent<Change<DataSnapshot>, ParamsOf<Ref>>>;
Parameters
Parameter | Type | Description |
---|---|---|
ref | Ref | |
handler | (event: DatabaseEvent<Change<DataSnapshot>, ParamsOf<Ref>>) => any | Promise<any> | Event handler which is run every time a Realtime Database update occurs. |
Returns:
CloudFunction<DatabaseEvent<Change<DataSnapshot>, ParamsOf<Ref>>>
database.onValueUpdated()
Event handler which triggers when data is updated in Realtime Database.
Signature:
export declare function onValueUpdated<Ref extends string>(opts: ReferenceOptions<Ref>, handler: (event: DatabaseEvent<Change<DataSnapshot>, ParamsOf<Ref>>) => any | Promise<any>): CloudFunction<DatabaseEvent<Change<DataSnapshot>, ParamsOf<Ref>>>;
Parameters
Parameter | Type | Description |
---|---|---|
opts | ReferenceOptions<Ref> | Options that can be set on an individual event-handling function. |
handler | (event: DatabaseEvent<Change<DataSnapshot>, ParamsOf<Ref>>) => any | Promise<any> | Event handler which is run every time a Realtime Database update occurs. |
Returns:
CloudFunction<DatabaseEvent<Change<DataSnapshot>, ParamsOf<Ref>>>
database.onValueWritten()
Event handler which triggers when data is created, updated, or deleted in Realtime Database.
Signature:
export declare function onValueWritten<Ref extends string>(ref: Ref, handler: (event: DatabaseEvent<Change<DataSnapshot>, ParamsOf<Ref>>) => any | Promise<any>): CloudFunction<DatabaseEvent<Change<DataSnapshot>, ParamsOf<Ref>>>;
Parameters
Parameter | Type | Description |
---|---|---|
ref | Ref | |
handler | (event: DatabaseEvent<Change<DataSnapshot>, ParamsOf<Ref>>) => any | Promise<any> | Event handler which is run every time a Realtime Database create, update, or delete occurs. |
Returns:
CloudFunction<DatabaseEvent<Change<DataSnapshot>, ParamsOf<Ref>>>
database.onValueWritten()
Event handler which triggers when data is created, updated, or deleted in Realtime Database.
Signature:
export declare function onValueWritten<Ref extends string>(opts: ReferenceOptions<Ref>, handler: (event: DatabaseEvent<Change<DataSnapshot>, ParamsOf<Ref>>) => any | Promise<any>): CloudFunction<DatabaseEvent<Change<DataSnapshot>, ParamsOf<Ref>>>;
Parameters
Parameter | Type | Description |
---|---|---|
opts | ReferenceOptions<Ref> | Options that can be set on an individual event-handling function. |
handler | (event: DatabaseEvent<Change<DataSnapshot>, ParamsOf<Ref>>) => any | Promise<any> | Event handler which is run every time a Realtime Database create, update, or delete occurs. |
Returns:
CloudFunction<DatabaseEvent<Change<DataSnapshot>, ParamsOf<Ref>>>