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package net.taler.merchantpos.config
import android.os.Bundle
import android.view.LayoutInflater
import android.view.View
import android.view.View.GONE
import android.view.View.INVISIBLE
import android.view.View.VISIBLE
import android.view.ViewGroup
import androidx.fragment.app.Fragment
import androidx.fragment.app.activityViewModels
import androidx.lifecycle.Observer
import androidx.navigation.fragment.findNavController
import com.google.android.material.snackbar.Snackbar
import com.google.android.material.snackbar.Snackbar.LENGTH_SHORT
import kotlinx.android.synthetic.main.fragment_merchant_settings.*
import net.taler.merchantpos.MainViewModel
import net.taler.merchantpos.R
/**
* Fragment that displays merchant settings.
*/
class MerchantConfigFragment : Fragment() {
private val model: MainViewModel by activityViewModels()
private val configManager by lazy { model.configManager }
override fun onCreateView(
inflater: LayoutInflater,
container: ViewGroup?,
savedInstanceState: Bundle?
): View? {
return inflater.inflate(R.layout.fragment_merchant_settings, container, false)
}
override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
okButton.setOnClickListener {
if (!checkInput()) return@setOnClickListener
configUrlView.error = null
progressBar.visibility = VISIBLE
okButton.visibility = INVISIBLE
val config = Config(
configUrl = configUrlView.editText!!.text.toString(),
username = usernameView.editText!!.text.toString(),
password = passwordView.editText!!.text.toString()
)
configManager.fetchConfig(config, true, savePasswordCheckBox.isChecked)
configManager.configUpdateResult.observe(viewLifecycleOwner, Observer { result ->
when {
result == null -> return@Observer
result.error -> onNetworkError(result.authError)
else -> onConfigReceived(result.currency!!)
}
configManager.configUpdateResult.removeObservers(viewLifecycleOwner)
})
}
forgetPasswordButton.setOnClickListener {
configManager.forgetPassword()
passwordView.editText!!.text = null
forgetPasswordButton.visibility = GONE
currencyView.visibility = GONE
}
updateView()
}
override fun onStart() {
super.onStart()
// focus password if this is the only empty field
if (passwordView.editText!!.text.isBlank()
&& !configUrlView.editText!!.text.isBlank()
&& !usernameView.editText!!.text.isBlank()
) {
passwordView.requestFocus()
}
}
private fun updateView() {
configUrlView.editText!!.setText(configManager.config.configUrl)
usernameView.editText!!.setText(configManager.config.username)
passwordView.editText!!.setText(configManager.config.password)
forgetPasswordButton.visibility = if (configManager.config.hasPassword()) VISIBLE else GONE
val currency = configManager.merchantConfig?.currency
if (currency == null) {
currencyView.visibility = GONE
} else {
currencyView.text = getString(R.string.config_currency, currency)
currencyView.visibility = VISIBLE
}
}
private fun checkInput(): Boolean {
return if (configUrlView.editText!!.text.startsWith("https://")) {
true
} else {
configUrlView.error = getString(R.string.config_malformed_url)
false
}
}
private fun onConfigReceived(currency: String) {
onResultReceived()
updateView()
Snackbar.make(view!!, "Changed to new $currency merchant", LENGTH_SHORT).show()
findNavController().navigate(R.id.order)
}
private fun onNetworkError(authError: Boolean) {
onResultReceived()
val res = if (authError) R.string.config_auth_error else R.string.config_error
Snackbar.make(view!!, res, LENGTH_SHORT).show()
}
private fun onResultReceived() {
progressBar.visibility = INVISIBLE
okButton.visibility = VISIBLE
}
}
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