Bimba.git

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package ml.adamsprogs.bimba.activities

import android.annotation.SuppressLint
import android.content.*
import android.os.*
import android.support.design.widget.Snackbar
import android.support.v7.app.*
import android.text.Html
import com.arlib.floatingsearchview.FloatingSearchView
import com.arlib.floatingsearchview.suggestions.model.SearchSuggestion
import ml.adamsprogs.bimba.models.*
import kotlin.concurrent.thread
import android.app.Activity
import android.support.design.widget.NavigationView
import android.support.v4.widget.*
import android.support.v7.widget.*
import android.view.*
import android.view.inputmethod.InputMethodManager
import ml.adamsprogs.bimba.*
import java.util.*
import android.os.Bundle
import kotlinx.android.synthetic.main.activity_dash.*

class DashActivity : AppCompatActivity(), MessageReceiver.OnTimetableDownloadListener,
        FavouritesAdapter.OnMenuItemClickListener {

    val context: Context = this
    val receiver = MessageReceiver()
    lateinit var timetable: Timetable
    var stops: ArrayList<StopSuggestion>? = null
    private lateinit var drawerLayout: DrawerLayout
    private lateinit var drawerView: NavigationView
    lateinit var favouritesList: RecyclerView
    lateinit var searchView: FloatingSearchView
    lateinit var favourites: FavouriteStorage
    private var timer = Timer()
    private lateinit var timerTask: TimerTask

    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
        setContentView(R.layout.activity_dash)
        AppCompatDelegate.setDefaultNightMode(AppCompatDelegate.MODE_NIGHT_AUTO)
        setSupportActionBar(toolbar)
        supportActionBar?.title = getString(R.string.merge_favourites)

        createTimerTask()

        prepareOnDownloadListener()
        startDownloaderService()

        getStops()

        prepareFavourites()

        scheduleRefresh()

        drawerLayout = drawer_layout
        drawerView = drawer
        //drawer.setCheckedItem(R.id.drawer_home)
        drawerView.setNavigationItemSelectedListener { item ->
            when (item.itemId) {
                R.id.drawer_refresh -> {
                    startDownloaderService()
                }
                R.id.drawer_help -> {
                    startActivity(Intent(context, HelpActivity::class.java))
                }
                else -> {
                }
            }
            drawerLayout.closeDrawer(drawerView)
            super.onOptionsItemSelected(item)
        }

        val validity = timetable.getValidity()
        drawerView.menu.findItem(R.id.drawer_validity).title = getString(R.string.valid_since, validity)

        searchView = search_view

        searchView.setOnFocusChangeListener(object : FloatingSearchView.OnFocusChangeListener {
            override fun onFocus() {
                favouritesList.visibility = View.GONE
                thread {
                    val newStops = stops!!.filter { deAccent(it.body.split("\n")[0]).contains(deAccent(searchView.query), true) }
                    runOnUiThread { searchView.swapSuggestions(newStops) }
                }
            }

            override fun onFocusCleared() {
                favouritesList.visibility = View.VISIBLE
            }
        })

        searchView.setOnQueryChangeListener({ oldQuery, newQuery ->
            if (oldQuery != "" && newQuery == "")
                searchView.clearSuggestions()
            thread {
                val newStops = stops!!.filter { deAccent(it.body.split("\n")[0]).contains(deAccent(newQuery), true) }
                runOnUiThread { searchView.swapSuggestions(newStops) }
            }
        })

        searchView.setOnSearchListener(object : FloatingSearchView.OnSearchListener {
            override fun onSuggestionClicked(searchSuggestion: SearchSuggestion) {
                val imm = context.getSystemService(Activity.INPUT_METHOD_SERVICE) as InputMethodManager
                var view = (context as DashActivity).currentFocus
                if (view == null) {
                    view = View(context)
                }
                imm.hideSoftInputFromWindow(view.windowToken, 0)
                intent = Intent(context, StopActivity::class.java)
                searchSuggestion as StopSuggestion
                intent.putExtra(StopActivity.SOURCE_TYPE, StopActivity.SOURCE_TYPE_STOP)
                intent.putExtra(StopActivity.EXTRA_STOP_ID, searchSuggestion.id)
                intent.putExtra(StopActivity.EXTRA_STOP_SYMBOL, searchSuggestion.symbol)
                startActivity(intent)
            }

            override fun onSearchAction(query: String) {
            }
        })

        searchView.setOnBindSuggestionCallback { _, _, textView, item, _ ->
            val suggestion = item as StopSuggestion
            val text = suggestion.body.split("\n")
            val t = "<small><font color=\"#a0a0a0\">" + text[1] + "</font></small>"
            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
                textView.text = Html.fromHtml(text[0] + "<br/>" + t, Html.FROM_HTML_MODE_LEGACY)
            } else {
                @Suppress("DEPRECATION")
                textView.text = Html.fromHtml(text[0] + "<br/>" + t)
            }
        }

        searchView.attachNavigationDrawerToMenuButton(drawer_layout as DrawerLayout)
    }

    private fun prepareFavourites() {
        favourites = FavouriteStorage.getFavouriteStorage(context)
        val layoutManager = LinearLayoutManager(context)
        favouritesList = favourites_list
        favouritesList.adapter = FavouritesAdapter(context, favourites.favouritesList, this)
        favouritesList.layoutManager = layoutManager
    }

    private fun scheduleRefresh() {
        timer.cancel()
        timer = Timer()
        createTimerTask()
        timer.scheduleAtFixedRate(timerTask, 0, 15000)
    }

    private fun createTimerTask() {
        timerTask = object : TimerTask() {
            override fun run() {
                for (fav in favourites) {
                    fav.registerOnVm(receiver)
                    for (t in fav.timetables) {
                        val symbol = timetable.getStopSymbol(t.stop)
                        val line = timetable.getLineNumber(t.line)
                        val intent = Intent(context, VmClient::class.java)
                        intent.putExtra(VmClient.EXTRA_STOP_SYMBOL, symbol)
                        intent.putExtra(VmClient.EXTRA_LINE_NUMBER, line)
                        intent.putExtra(VmClient.EXTRA_REQUESTER,
                                "${fav.name};${t.stop}${t.line}")
                        context.startService(intent)
                    }
                }

                runOnUiThread {
                    favouritesList.adapter.notifyDataSetChanged()
                }
            }
        }
    }

    private fun getStops() {
        timetable = Timetable.getTimetable(this)
        stops = timetable.getStops()
    }

    private fun prepareOnDownloadListener() {
        val filter = IntentFilter(TimetableDownloader.ACTION_DOWNLOADED)
        filter.addAction(VmClient.ACTION_DEPARTURES_CREATED)
        filter.addAction(VmClient.ACTION_NO_DEPARTURES)
        filter.addCategory(Intent.CATEGORY_DEFAULT)
        registerReceiver(receiver, filter)
        receiver.addOnTimetableDownloadListener(context as MessageReceiver.OnTimetableDownloadListener)
    }

    private fun startDownloaderService() {
        startService(Intent(context, TimetableDownloader::class.java))
    }

    override fun onBackPressed() {
        if (drawerLayout.isDrawerOpen(drawerView)) {
            drawerLayout.closeDrawer(drawerView)
            return
        }
        if (!searchView.setSearchFocused(false)) {
            super.onBackPressed()
        }
    }

    override fun onResume() {
        super.onResume()
        (favouritesList.adapter as FavouritesAdapter).favourites = favourites.favouritesList
        favouritesList.adapter.notifyDataSetChanged()
    }

    override fun onDestroy() {
        super.onDestroy()
        receiver.removeOnTimetableDownloadListener(context as MessageReceiver.OnTimetableDownloadListener)
        unregisterReceiver(receiver)
    }

    override fun onCreateOptionsMenu(menu: Menu): Boolean {
        menuInflater.inflate(R.menu.menu_favourite_merge, menu)
        return true
    }

    override fun onOptionsItemSelected(item: MenuItem): Boolean {
        val id = item.itemId

        if (id == R.id.action_merge) {
            val names = (favouritesList.adapter as FavouritesAdapter).selectedNames
            favourites.merge(names)
            (favouritesList.adapter as FavouritesAdapter).favourites = favourites.favouritesList
            favouritesList.adapter.notifyDataSetChanged()
            (favouritesList.adapter as FavouritesAdapter).stopSelecting(names[0])
        }

        return super.onOptionsItemSelected(item)
    }

    fun deAccent(str: String): String {
        var result = str.replace('ę', 'e')
        result = result.replace('ó', 'o')
        result = result.replace('ą', 'a')
        result = result.replace('ś', 's')
        result = result.replace('ł', 'l')
        result = result.replace('ż', 'ż')
        result = result.replace('ź', 'ź')
        result = result.replace('ć', 'ć')
        result = result.replace('ń', 'n')
        return result
    }

    override fun onTimetableDownload(result: String?) {
        val message: String = when (result) {
            TimetableDownloader.RESULT_DOWNLOADED -> getString(R.string.timetable_downloaded)
            TimetableDownloader.RESULT_NO_CONNECTIVITY -> getString(R.string.no_connectivity)
            TimetableDownloader.RESULT_UP_TO_DATE -> getString(R.string.timetable_up_to_date)
            TimetableDownloader.RESULT_VALIDITY_FAILED -> getString(R.string.validity_failed)
            else -> getString(R.string.error_try_later)
        }
        if (result == TimetableDownloader.RESULT_DOWNLOADED) {
            timetable.refresh(context)
            stops = timetable.getStops()
        }
        Snackbar.make(findViewById(R.id.drawer_layout), message, Snackbar.LENGTH_LONG).show()
    }

    override fun edit(name: String): Boolean {
        val intent = Intent(this, EditFavouriteActivity::class.java)
        intent.putExtra(EditFavouriteActivity.EXTRA_FAVOURITE, favourites.favourites[name])
        startActivity(intent)
        (favouritesList.adapter as FavouritesAdapter).favourites = favourites.favouritesList
        favouritesList.adapter.notifyDataSetChanged()
        return true
    }

    override fun delete(name: String): Boolean {
        favourites.delete(name)
        (favouritesList.adapter as FavouritesAdapter).favourites = favourites.favouritesList
        favouritesList.adapter.notifyDataSetChanged()
        return true
    }

    @SuppressLint("MissingSuperCall")
    override fun onSaveInstanceState(outState: Bundle) {
        //hack below line to be commented to prevent crash on nougat.
        //super.onSaveInstanceState(outState);
    }
}