package com.parentalmonitor.child

import android.app.Application
import android.app.NotificationChannel
import android.app.NotificationManager
import android.os.Build
import com.parentalmonitor.child.api.ApiClient

class ParentalMonitorApp : Application() {

    lateinit var apiClient: ApiClient
        private set

    override fun onCreate() {
        super.onCreate()
        instance = this
        apiClient = ApiClient(this)
        createNotificationChannels()
    }

    private fun createNotificationChannels() {
        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
            val manager = getSystemService(NotificationManager::class.java)

            val monitoringChannel = NotificationChannel(
                CHANNEL_MONITORING,
                "Monitoring Service",
                NotificationManager.IMPORTANCE_LOW
            ).apply {
                description = "Background monitoring service notification"
                setShowBadge(false)
            }
            manager.createNotificationChannel(monitoringChannel)

            val commandChannel = NotificationChannel(
                CHANNEL_COMMANDS,
                "Remote Commands",
                NotificationManager.IMPORTANCE_HIGH
            ).apply {
                description = "Remote command notifications"
            }
            manager.createNotificationChannel(commandChannel)

            val alertChannel = NotificationChannel(
                CHANNEL_ALERTS,
                "Alerts",
                NotificationManager.IMPORTANCE_DEFAULT
            ).apply {
                description = "System alerts and messages"
            }
            manager.createNotificationChannel(alertChannel)
        }
    }

    companion object {
        lateinit var instance: ParentalMonitorApp
            private set

        const val CHANNEL_MONITORING = "monitoring_service"
        const val CHANNEL_COMMANDS = "remote_commands"
        const val CHANNEL_ALERTS = "alerts"
    }
}