src/android/CHIPTool/app/src/main/java/com/google/chip/chiptool/CHIPToolActivity.kt

   1 /*
   2  *   Copyright (c) 2020 Project CHIP Authors
   3  *   All rights reserved.
   4  *
   5  *   Licensed under the Apache License, Version 2.0 (the "License");
   6  *   you may not use this file except in compliance with the License.
   7  *   You may obtain a copy of the License at
   8  *
   9  *       http://www.apache.org/licenses/LICENSE-2.0
  10  *
  11  *   Unless required by applicable law or agreed to in writing, software
  12  *   distributed under the License is distributed on an "AS IS" BASIS,
  13  *   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  14  *   See the License for the specific language governing permissions and
  15  *   limitations under the License.
  16  *
  17  */
  18 package com.google.chip.chiptool
  19
  20 import android.content.Intent
  21 import android.nfc.NdefMessage
  22 import android.nfc.NfcAdapter
  23 import android.os.Bundle
  24 import androidx.appcompat.app.AlertDialog
  25 import androidx.appcompat.app.AppCompatActivity
  26 import androidx.fragment.app.Fragment
  27 import chip.setuppayload.SetupPayloadParser
  28 import com.google.chip.chiptool.attestation.AttestationTestFragment
  29 import com.google.chip.chiptool.clusterclient.OnOffClientFragment
  30 import com.google.chip.chiptool.commissioner.CommissionerActivity
  31 import com.google.chip.chiptool.echoclient.EchoClientFragment
  32 import com.google.chip.chiptool.provisioning.DeviceProvisioningFragment
  33 import com.google.chip.chiptool.provisioning.ProvisionNetworkType
  34 import com.google.chip.chiptool.setuppayloadscanner.BarcodeFragment
  35 import com.google.chip.chiptool.setuppayloadscanner.CHIPDeviceDetailsFragment
  36 import com.google.chip.chiptool.setuppayloadscanner.CHIPDeviceInfo
  37 import com.google.chip.chiptool.setuppayloadscanner.QrCodeInfo
  38 import chip.devicecontroller.PersistentStorage
  39
  40 class CHIPToolActivity :
  41     AppCompatActivity(),
  42     BarcodeFragment.Callback,
  43     SelectActionFragment.Callback,
  44     DeviceProvisioningFragment.Callback {
  45
  46   private var networkType: ProvisionNetworkType? = null
  47
  48   override fun onCreate(savedInstanceState: Bundle?) {
  49     super.onCreate(savedInstanceState)
  50     setContentView(R.layout.top_activity)
  51
  52     PersistentStorage.initialize(this);
  53
  54     if (savedInstanceState == null) {
  55       val fragment = SelectActionFragment.newInstance()
  56       supportFragmentManager
  57           .beginTransaction()
  58           .add(R.id.fragment_container, fragment, fragment.javaClass.simpleName)
  59           .commit()
  60     } else {
  61       networkType =
  62           ProvisionNetworkType.fromName(savedInstanceState.getString(ARG_PROVISION_NETWORK_TYPE))
  63     }
  64
  65     if (intent?.action == NfcAdapter.ACTION_NDEF_DISCOVERED)
  66       onNfcIntent(intent)
  67   }
  68
  69   override fun onSaveInstanceState(outState: Bundle) {
  70     outState.putString(ARG_PROVISION_NETWORK_TYPE, networkType?.name)
  71
  72     super.onSaveInstanceState(outState)
  73   }
  74
  75   override fun onCHIPDeviceInfoReceived(deviceInfo: CHIPDeviceInfo) {
  76     if (networkType == null) {
  77       showFragment(CHIPDeviceDetailsFragment.newInstance(deviceInfo))
  78     } else {
  79       showFragment(DeviceProvisioningFragment.newInstance(deviceInfo, networkType!!), false)
  80     }
  81   }
  82
  83   override fun onPairingComplete() {
  84     showFragment(OnOffClientFragment.newInstance(), false)
  85   }
  86
  87   override fun handleScanQrCodeClicked() {
  88     showFragment(BarcodeFragment.newInstance())
  89   }
  90
  91   override fun onProvisionWifiCredentialsClicked() {
  92     networkType = ProvisionNetworkType.WIFI
  93     showFragment(BarcodeFragment.newInstance(), false)
  94   }
  95
  96   override fun onProvisionThreadCredentialsClicked() {
  97     networkType = ProvisionNetworkType.THREAD
  98     showFragment(BarcodeFragment.newInstance(), false)
  99   }
 100
 101   override fun handleCommissioningClicked() {
 102     var intent = Intent(this, CommissionerActivity::class.java)
 103     startActivityForResult(intent, REQUEST_CODE_COMMISSIONING)
 104   }
 105
 106   override fun handleEchoClientClicked() {
 107     showFragment(EchoClientFragment.newInstance())
 108   }
 109
 110   override fun handleOnOffClicked() {
 111     showFragment(OnOffClientFragment.newInstance())
 112   }
 113
 114   override fun handleAttestationTestClicked() {
 115     showFragment(AttestationTestFragment.newInstance())
 116   }
 117
 118   override fun onActivityResult(requestCode: Int, resultCode: Int, data: Intent?) {
 119     super.onActivityResult(requestCode, resultCode, data)
 120
 121     if (requestCode == REQUEST_CODE_COMMISSIONING) {
 122       // Simply ignore the commissioning result.
 123       // TODO: tracking commissioned devices.
 124     }
 125   }
 126
 127   private fun showFragment(fragment: Fragment, showOnBack: Boolean = true) {
 128     val fragmentTransaction = supportFragmentManager
 129         .beginTransaction()
 130         .replace(R.id.fragment_container, fragment, fragment.javaClass.simpleName)
 131
 132     if (showOnBack) {
 133       fragmentTransaction.addToBackStack(null)
 134     }
 135
 136     fragmentTransaction.commit()
 137   }
 138
 139   private fun onNfcIntent(intent: Intent?) {
 140     // Require 1 NDEF message containing 1 NDEF record
 141     val messages = intent?.getParcelableArrayExtra(NfcAdapter.EXTRA_NDEF_MESSAGES)
 142     if (messages?.size != 1) return
 143
 144     val records = (messages[0] as NdefMessage).records
 145     if (records.size != 1) return
 146
 147     // Require NDEF URI record starting with "ch:"
 148     val uri = records[0].toUri()
 149     if (!uri?.scheme.equals("ch", true)) return
 150
 151     // TODO: Issue #4504 - Remove replacing _ with spaces after problem described in #415 will be fixed.
 152     val setupPayload = SetupPayloadParser().parseQrCode(uri.toString().toUpperCase().replace('_', ' '))
 153     val deviceInfo = CHIPDeviceInfo(
 154         setupPayload.version,
 155         setupPayload.vendorId,
 156         setupPayload.productId,
 157         setupPayload.discriminator,
 158         setupPayload.setupPinCode,
 159         setupPayload.optionalQRCodeInfo.mapValues { (_, info) -> QrCodeInfo(info.tag, info.type, info.data, info.int32) }
 160     )
 161
 162     val buttons = arrayOf(
 163         getString(R.string.nfc_tag_action_show),
 164         getString(R.string.nfc_tag_action_wifi),
 165         getString(R.string.nfc_tag_action_thread))
 166
 167     AlertDialog.Builder(this)
 168         .setTitle(R.string.nfc_tag_action_title)
 169         .setItems(buttons) { _, which ->
 170           this.networkType = when (which) {
 171             1 -> ProvisionNetworkType.WIFI
 172             2 -> ProvisionNetworkType.THREAD
 173             else -> null
 174           }
 175           onCHIPDeviceInfoReceived(deviceInfo)
 176         }
 177         .create()
 178         .show()
 179   }
 180
 181   companion object {
 182     private const val ARG_PROVISION_NETWORK_TYPE = "provision_network_type"
 183
 184     var REQUEST_CODE_COMMISSIONING = 0xB003
 185   }
 186 }