ConnectUtil.kt

@RequiresApi(Build.VERSION_CODES.Q)
    fun connect29AndAbove(ssid: String, passPhrase: String) {
        if (!wifiManager.isWifiEnabled) {
            Toast.makeText(this, "Wifi is disabled please enable it to proceed", Toast.LENGTH_SHORT).show()
            val panelIntent = Intent(Settings.Panel.ACTION_WIFI)
            launcher.launch(panelIntent)
        }
        val suggestion = WifiNetworkSuggestion.Builder()
            .setSsid(ssid)
            .setWpa2Passphrase(passPhrase)
            .setIsAppInteractionRequired(true)
            .build()

        wifiManager.removeNetworkSuggestions(listOf(suggestion))

        wifiManager.addNetworkSuggestions(listOf(suggestion))

        val intentFilter = IntentFilter(WifiManager.ACTION_WIFI_NETWORK_SUGGESTION_POST_CONNECTION)

        val broadcastReceiver = object : BroadcastReceiver() {
            override fun onReceive(context: Context, intent: Intent) {
                if (!intent.action.equals(WifiManager.ACTION_WIFI_NETWORK_SUGGESTION_POST_CONNECTION)) {
                    return
                }
            }
        }
        this.registerReceiver(broadcastReceiver, intentFilter)
        hasScanned = false
    }

    @SuppressLint("MissingPermission")
    fun connectBelow29(ssid: String, passPhrase: String) {
        if (!wifiManager.isWifiEnabled) {
            Toast.makeText(this, "Enabling wifi...", Toast.LENGTH_SHORT).show()
            wifiManager.isWifiEnabled = true
        }

        val conf = WifiConfiguration()
        conf.SSID = String.format("\"%s\"", ssid)
        conf.preSharedKey = String.format("\"%s\"", passPhrase)
        wifiManager.addNetwork(conf)
        val netId = wifiManager.addNetwork(conf)
        wifiManager.disconnect()
        wifiManager.enableNetwork(netId, true)
        wifiManager.reconnect()
        Toast.makeText(this, "Connecting...", Toast.LENGTH_SHORT).show()
        hasScanned = false
    }