Driver location channel naming

userId set on SDK init

Restore and network detection

Heartbeat interval configured

Adaptive publish frequency

Near-destination high frequency

Stationary skip threshold

Max frequency cap

Haversine distance calculation

storeInHistory disabled for GPS

Location message fields

Presence for driver status

Order status channel naming

All lifecycle states defined

Correct transition rules

Server-side validation function

Invalid transition blocking

Dual channel publishing

Previous status included

storeInHistory for status

Timestamp in messages

Terminal states handled

Message deduplication consideration

Subscribes to both channels

Separate handling for location vs status

Smooth marker animation

30-frame interpolation

Fetches last location on init

Progressive location privacy

Distance thresholds for privacy

ETA debouncing

ETA buffer multiplier

Minimum speed floor for ETA

Customer SDK init with restore

Unsubscribe on stop

Nearest driver selection

Haversine for dispatch distance

Presence-based driver tracking

Driver commands channel

Dispatch channel usage

Failed delivery notification

Driver freed on failure

Retry limit of 3

Geofence pickup threshold

Geofence dropoff threshold

Channel groups for fleet

Chat channel naming

Chat history loading

Quick reply templates

APNS push payload

GCM/FCM push payload

Photo proof of delivery

PIN or signature proof

Proof stored in history

Access token management

Post-delivery cleanup

Chat storeInHistory enabled