API Reference

B2MetricSDK

Main SDK class for tracking events.

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getInstance(context: Context): B2MetricSDK

Returns the singleton SDK instance.

Parameters:

• context: Application or Activity context

val sdk = B2MetricSDK.getInstance(applicationContext)

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start(config: B2MetricAnalyticsConfig)

Initializes and configures the SDK.

Parameters:

• config: Configuration object with SDK settings

sdk.start(
  B2MetricAnalyticsConfig(
    apiKey = "YOUR_API_KEY",
    batchSize = 20
  )
)

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logEvent(name: String, properties: Map<String, Any>? = null)

Tracks a custom event with optional properties.

Parameters:

• name: Event name (required)
• properties: Event properties (optional)

sdk.logEvent(
  name = "button_clicked",
  properties = mapOf("screen" to "home")
)

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registerPushToken(token: String, provider: PushProvider)

Registers a push notification token and logs a push_token event.

Parameters:

• token: FCM or HMS token
• provider: PushProvider.FCM or PushProvider.HMS

sdk.registerPushToken(fcmToken, PushProvider.FCM)

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trackPushOpened(data: Map<String, String>)

Tracks push notification open and logs a push_opened event.

Parameters:

• data: Push notification data payload

override fun onMessageReceived(remoteMessage: RemoteMessage) {
  sdk.trackPushOpened(remoteMessage.data)
}

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B2MetricAnalyticsConfig

Configuration data class.

Parameter	Type	Default	Range	Description
apiKey	String	-	-	Required. Your B2Metric API key
batchSize	Int	20	1-100	Batch size for event sending
flushIntervalSeconds	Long	30	1-3600	Time between automatic flushes
maxRetries	Int	3	1-10	Maximum retry attempts
assumedSessionTimeInMinutes	Int	30	1-10080	Session timeout duration
b2MetricAnalyticsLogLevel	LogLevel	OFF	-	Logging level

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PushProvider

Enum for push notification providers.

• PushProvider.FCM — Firebase Cloud Messaging
• PushProvider.HMS — Huawei Mobile Services

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B2MetricAnalyticsLogLevel

Enum for log levels.

Value	Description
OFF	No logging
ERROR	Errors only
WARNING	Errors and warnings
INFO	General information
DEBUG	Detailed debug information