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Gradle Setup

This file explains every dependency and plugin you need, plus why it exists.

Step 1: Add Google Services plugin

File: app/build.gradle.kts

plugins {
    id("com.android.application")
    id("org.jetbrains.kotlin.android")
    id("com.google.gms.google-services")
}
Google Services Plugin

The Google Services plugin reads google-services.json and generates resources used by Firebase.

Step 2: Add Bubbl + Firebase dependencies

File: app/build.gradle.kts

dependencies {
    // Firebase BOM keeps all Firebase libs on compatible versions
    implementation(platform("com.google.firebase:firebase-bom:33.3.0"))

    // FCM for push notifications
    implementation("com.google.firebase:firebase-messaging-ktx")

    // Bubbl SDK
    implementation("tech.bubbl:bubbl-sdk:2.0.9")

    // Required: location + background work
    implementation("com.google.android.gms:play-services-location:21.2.0")
    implementation("androidx.work:work-runtime-ktx:2.10.0")
}

Why each line exists

  • firebase-bom: prevents version conflicts between Firebase libraries.
  • firebase-messaging-ktx: receives Bubbl push notifications.
  • bubbl-sdk: the SDK itself.
  • play-services-location: gets last known location and handles background location updates.
  • work-runtime-ktx: schedules background refresh jobs.