ref: 83525b8c15e6d18f23e32ee2ba83f013a92368c3
app/src/main/java/ml/adamsprogs/bimba/departures/DeparturesActivity.kt
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package ml.adamsprogs.bimba.departures import android.content.Context import android.content.Intent import android.net.ConnectivityManager import androidx.appcompat.app.AppCompatActivity import android.os.Bundle import android.os.Handler import android.os.Looper import android.util.Log import android.view.View import androidx.appcompat.content.res.AppCompatResources import androidx.core.content.res.ResourcesCompat import androidx.core.view.WindowCompat import androidx.recyclerview.widget.LinearLayoutManager import kotlinx.coroutines.Dispatchers import kotlinx.coroutines.MainScope import kotlinx.coroutines.Runnable import kotlinx.coroutines.launch import kotlinx.coroutines.withContext import ml.adamsprogs.bimba.R import ml.adamsprogs.bimba.api.* import ml.adamsprogs.bimba.databinding.ActivityDeparturesBinding import java.io.InputStream class DeparturesActivity : AppCompatActivity() { private var _binding: ActivityDeparturesBinding? = null private val binding get() = _binding!! private lateinit var adapter: BimbaDeparturesAdapter private val handler = Handler(Looper.getMainLooper()) private var runnable = Runnable {} private var openBottomSheet: DepartureBottomSheet? = null override fun onCreate(savedInstanceState: Bundle?) { super.onCreate(savedInstanceState) _binding = ActivityDeparturesBinding.inflate(layoutInflater) setContentView(binding.root) binding.collapsingLayout.apply { title = getName() val tf = ResourcesCompat.getFont(this@DeparturesActivity, R.font.railway) setCollapsedTitleTypeface(tf) setExpandedTitleTypeface(tf) } binding.departuresRecycler.layoutManager = LinearLayoutManager(this) adapter = BimbaDeparturesAdapter(layoutInflater, this, listOf()) { DepartureBottomSheet(it).apply { show(supportFragmentManager, DepartureBottomSheet.TAG) openBottomSheet = this setOnCancel { openBottomSheet = null } } } binding.departuresRecycler.adapter = adapter WindowCompat.setDecorFitsSystemWindows(window, false) } override fun onResume() { super.onResume() getDepartures() } override fun onPause() { super.onPause() handler.removeCallbacks(runnable) } private fun getName(): String { return when (intent?.action) { Intent.ACTION_VIEW -> getCode() null -> intent?.extras?.getString("name") ?: "" else -> "" } } private fun getCode(): String { @Suppress("SpellCheckingInspection") return when (intent?.action) { Intent.ACTION_VIEW -> intent?.data?.getQueryParameter("przystanek") ?: "" null -> intent?.extras?.getString("code") ?: "" else -> "" } } private fun getDepartures() { val cm = getSystemService(Context.CONNECTIVITY_SERVICE) as ConnectivityManager MainScope().launch { val departuresResult = getDepartures( cm, Server.get(this@DeparturesActivity), getCode() ) val response = if (departuresResult.stream != null) { unmarshallDepartureResponse(departuresResult.stream) } else { null } if (departuresResult.error != null) { Log.e("Departures", "$departuresResult") Log.e("Departures", "$response") showError(departuresResult.error) } else { openBottomSheet?.departureID()?.let { adapter.get(it) }?.let { openBottomSheet?.update(it) } updateItems((response as DeparturesSuccess)) } } handler.removeCallbacks(runnable) runnable = Runnable { getDepartures() } handler.postDelayed(runnable, 30 * 1000) } private suspend fun unmarshallDepartureResponse(stream: InputStream): DeparturesResponse { return withContext(Dispatchers.IO) { DeparturesResponse.unmarshal(stream) } } private fun showError(error: Error) { binding.departuresProgress.visibility = View.GONE binding.departuresRecycler.visibility = View.GONE binding.errorImage.visibility = View.VISIBLE binding.errorText.visibility = View.VISIBLE binding.errorText.text = getString(error.stringResource) binding.errorImage.setImageDrawable(AppCompatResources.getDrawable(this, error.imageResource)) } private fun updateItems(response: DeparturesSuccess) { binding.departuresProgress.visibility = View.GONE adapter.update(response.departures) binding.collapsingLayout.apply { title = response.stop.name } if (response.departures.isEmpty()) { binding.errorImage.visibility = View.VISIBLE binding.errorText.visibility = View.VISIBLE binding.departuresRecycler.visibility = View.GONE binding.errorText.text = getString(R.string.no_departures) binding.errorImage.setImageDrawable( AppCompatResources.getDrawable( this, R.drawable.error_search ) ) } else { binding.departuresOverlay.visibility = View.GONE binding.errorImage.visibility = View.GONE binding.errorText.visibility = View.GONE binding.departuresRecycler.visibility = View.VISIBLE } // todo [3.1] alerts // todo [3.1] stop info } } |