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/**
* TrackerMap
* Copyright (C) 2021-2022 Iván Ávalos <avalos@disroot.org>, Henoch Ojeda <imhenoch@protonmail.com>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package mx.trackermap.TrackerMap.android.session
import android.content.*
import android.os.Bundle
import android.util.Log
import android.view.LayoutInflater
import android.view.View
import android.view.ViewGroup
import android.widget.Toast
import androidx.fragment.app.Fragment
import androidx.localbroadcastmanager.content.LocalBroadcastManager
import androidx.preference.PreferenceManager
import com.zhuinden.liveevent.observe
import kotlinx.coroutines.DelicateCoroutinesApi
import mx.trackermap.TrackerMap.android.R
import mx.trackermap.TrackerMap.android.databinding.LoginBinding
import mx.trackermap.TrackerMap.android.units.UnitsActivity
import mx.trackermap.TrackerMap.controllers.SessionController
import org.koin.androidx.viewmodel.ext.android.viewModel
import kotlin.time.ExperimentalTime
@DelicateCoroutinesApi
@ExperimentalTime
class LoginFragment : Fragment() {
private var _binding: LoginBinding? = null
private val binding get() = _binding!!
private val loginViewModel: LoginViewModel by viewModel()
private lateinit var broadcastManager: LocalBroadcastManager
override fun onCreateView(
inflater: LayoutInflater,
container: ViewGroup?,
savedInstanceState: Bundle?
): View {
_binding = LoginBinding.inflate(inflater, container, false)
return binding.root
}
override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
super.onViewCreated(view, savedInstanceState)
setupEvents()
setupObservers()
broadcastManager = LocalBroadcastManager.getInstance(requireActivity())
binding.urlEditText.setText(
PreferenceManager
.getDefaultSharedPreferences(requireActivity())
.getString(
PREFERENCE_SERVER_URL,
getString(R.string.default_server_url)
) ?: getString(R.string.default_server_url)
)
}
override fun onStart() {
super.onStart()
val intentFilter = IntentFilter(EVENT_TOKEN)
broadcastManager.registerReceiver(broadcastReceiver, intentFilter)
}
override fun onStop() {
super.onStop()
broadcastManager.unregisterReceiver(broadcastReceiver)
}
override fun onDestroyView() {
super.onDestroyView()
_binding = null
}
private fun setupEvents() {
binding.signinButton.setOnClickListener {
loginViewModel.login(
binding.usernameEditText.text.toString(),
binding.passwordEditText.text.toString(),
binding.urlEditText.text.toString(),
PreferenceManager
.getDefaultSharedPreferences(requireActivity())
.getString(PREFERENCE_TOKEN, null)
)
}
}
private fun setupObservers() {
loginViewModel.networkAvailable.observe(viewLifecycleOwner) { available ->
Log.d("LoginFragment", "available = $available, session = ${loginViewModel.hasSession}")
binding.offlineBanner.root.visibility =
if (available == true) View.GONE else View.VISIBLE
binding.infoLoading.root.visibility = when (available) {
null -> View.VISIBLE
true -> if (loginViewModel.hasSession) {
loginViewModel.restoreSession()
View.VISIBLE
} else View.GONE
false -> if (loginViewModel.hasSession) {
View.VISIBLE
} else {
View.GONE
}
}
}
loginViewModel.loginState.observe(viewLifecycleOwner) { result ->
Log.d("LoginFragment", result.toString())
when (result) {
SessionController.LoginState.Nothing -> {
binding.infoLoading.root.visibility = View.GONE
}
SessionController.LoginState.Loading -> {
binding.infoLoading.root.visibility = View.VISIBLE
}
SessionController.LoginState.UrlMissing -> {
binding.infoLoading.root.visibility = View.GONE
Toast.makeText(context, getString(R.string.login_url_missing), Toast.LENGTH_SHORT).show()
}
SessionController.LoginState.EmailMissing -> {
binding.infoLoading.root.visibility = View.GONE
Toast.makeText(context, getString(R.string.login_username_missing), Toast.LENGTH_SHORT).show()
}
SessionController.LoginState.PasswordMissing -> {
binding.infoLoading.root.visibility = View.GONE
Toast.makeText(context, getString(R.string.login_password_missing), Toast.LENGTH_SHORT).show()
}
SessionController.LoginState.Failure -> {
binding.infoLoading.root.visibility = View.GONE
Toast.makeText(context, getString(R.string.login_login_failed), Toast.LENGTH_SHORT).show()
}
SessionController.LoginState.Success -> {
PreferenceManager
.getDefaultSharedPreferences(requireActivity())
.edit()
.putString(PREFERENCE_SERVER_URL, binding.urlEditText.text.toString())
.apply()
broadcastManager.sendBroadcast(Intent(EVENT_LOGIN))
val activity = requireActivity()
val intent = Intent(activity.applicationContext, UnitsActivity::class.java)
intent.flags = Intent.FLAG_ACTIVITY_NEW_TASK or Intent.FLAG_ACTIVITY_CLEAR_TASK
startActivity(intent)
activity.finish()
}
else -> {}
}
}
}
private val broadcastReceiver = object : BroadcastReceiver() {
override fun onReceive(p0: Context?, p1: Intent?) {
p1?.getStringExtra(KEY_TOKEN)?.let { token ->
PreferenceManager
.getDefaultSharedPreferences(requireActivity())
.edit()
.putString(PREFERENCE_TOKEN, token)
.apply()
}
}
}
companion object {
const val EVENT_LOGIN = "eventLogin"
const val EVENT_TOKEN = "eventToken"
const val KEY_TOKEN = "keyToken"
const val PREFERENCE_SERVER_URL = "server_url"
const val PREFERENCE_TOKEN = "token"
}
}
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