OwnDroid/app/src/main/java/com/bintianqi/owndroid/AutomationReceiver.kt

package com.bintianqi.owndroid

import android.app.admin.DevicePolicyManager
import android.content.BroadcastReceiver
import android.content.ComponentName
import android.content.Context
import android.content.Intent
import android.util.Log
import androidx.activity.ComponentActivity

class AutomationReceiver: BroadcastReceiver() {
    override fun onReceive(context: Context, intent: Intent) {
        handleTask(context, intent)
    }
}

fun handleTask(context: Context, intent: Intent): String {
    val sharedPrefs = context.getSharedPreferences("data", Context.MODE_PRIVATE)
    val key = sharedPrefs.getString("automation_key", "") ?: ""
    if(key.length < 6) {
        return "Key length must longer than 6"
    }
    if(key != intent.getStringExtra("key")) {
        return "Wrong key"
    }
    val operation = intent.getStringExtra("operation")
    val dpm = context.getSystemService(ComponentActivity.DEVICE_POLICY_SERVICE) as DevicePolicyManager
    val receiver = ComponentName(context,Receiver::class.java)
    val app = intent.getStringExtra("app")
    try {
        when(operation) {
            "suspend" -> dpm.setPackagesSuspended(receiver, arrayOf(app), true)
            "unsuspend" -> dpm.setPackagesSuspended(receiver, arrayOf(app), false)
            "hide" -> dpm.setApplicationHidden(receiver, app, true)
            "unhide" -> dpm.setApplicationHidden(receiver, app, false)
            "lock" -> dpm.lockNow()
            "reboot" -> dpm.reboot(receiver)
            else -> return "Operation not defined"
        }
    } catch(e: Exception) {
        return e.message ?: "Failed to get error message"
    }
    return "No error, or error is unhandled"
}