Bimba.git

ref: 2e654e2ade259ac4fcbc0cbc7b7d713511d370fe

app/src/main/java/ml/adamsprogs/bimba/activities/StopActivity.kt


  1
  2
  3
  4
  5
  6
  7
  8
  9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
package ml.adamsprogs.bimba.activities

import java.util.*
import kotlin.collections.*

import android.content.*
import android.os.Bundle
import android.view.*
import android.support.design.widget.*
import android.support.v7.app.AppCompatActivity
import android.support.v7.widget.*
import android.support.v4.app.*
import android.support.v4.view.*
import android.support.v4.content.res.ResourcesCompat
import com.google.gson.Gson

import ml.adamsprogs.bimba.models.*
import ml.adamsprogs.bimba.*


class StopActivity : AppCompatActivity(), MessageReceiver.OnVmListener {

    private lateinit var stopId: String
    private lateinit var stopSymbol: String
    private var timetableType = "departure"
    private var sectionsPagerAdapter: SectionsPagerAdapter? = null
    private var viewPager: ViewPager? = null
    private lateinit var timetable: Timetable
    private val today = Calendar.getInstance()
    private lateinit var tabLayout: TabLayout
    private var timer = Timer()
    private lateinit var timerTask: TimerTask
    private val context = this
    private val receiver = MessageReceiver()
    private lateinit var sharedPreferences: SharedPreferences

    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
        setContentView(R.layout.activity_stop)
        stopId = intent.getStringExtra("stopId")
        stopSymbol = intent.getStringExtra("stopSymbol")

        val toolbar = findViewById(R.id.toolbar) as Toolbar
        setSupportActionBar(toolbar)

        sharedPreferences = this.getSharedPreferences("ml.adamsprogs.bimba.prefs", Context.MODE_PRIVATE)

        createTimerTask()

        prepareOnDownloadListener()

        timetable = Timetable(this)
        supportActionBar?.title = timetable.getStopName(stopId) ?: "Stop"

        viewPager = findViewById(R.id.container) as ViewPager
        tabLayout = findViewById(R.id.tabs) as TabLayout

        sectionsPagerAdapter = SectionsPagerAdapter(supportFragmentManager, createDepartures(this, stopId))

        viewPager!!.adapter = sectionsPagerAdapter
        viewPager!!.addOnPageChangeListener(TabLayout.TabLayoutOnPageChangeListener(tabLayout))
        tabLayout.addOnTabSelectedListener(TabLayout.ViewPagerOnTabSelectedListener(viewPager))

        selectTodayPage()

        scheduleRefresh()

        val fab = findViewById(R.id.fab) as FloatingActionButton
        fab.setOnClickListener {
            var favouritesString = sharedPreferences.getString("favourites", "{}")
            @Suppress("UNCHECKED_CAST")
            val favourites = Gson().fromJson(favouritesString, HashMap::class.java) as HashMap<String, ArrayList<HashMap<String,String>>>
            if (favourites[stopSymbol] == null) {
                val items = ArrayList<HashMap<String, String>>()
                timetable.getLines(stopId)?.forEach {items.add(mapOf("stop" to stopId, "line" to it) as HashMap<String, String>)}
                favourites[stopSymbol] = items
                favouritesString = Gson().toJson(favourites)
                val editor = sharedPreferences.edit()
                editor.putString("favourites", favouritesString)
                editor.apply()
            } else {
                Snackbar.make(it, getString(R.string.stop_already_fav), Snackbar.LENGTH_LONG)
                        .setAction("Action", null).show()
            }
        }
    }

    private fun createTimerTask() {
        timerTask = object : TimerTask() {
            override fun run() {
                val vmIntent = Intent(context, VmClient::class.java)
                vmIntent.putExtra("stopId", stopId)
                vmIntent.putExtra("stopSymbol", stopSymbol)
                startService(vmIntent)
            }
        }
    }

    private fun prepareOnDownloadListener() {
        val filter = IntentFilter("ml.adamsprogs.bimba.departuresCreated")
        filter.addCategory(Intent.CATEGORY_DEFAULT)
        registerReceiver(receiver, filter)
        receiver.addOnVmListener(context as MessageReceiver.OnVmListener)
    }

    override fun onVm(departures: HashMap<String, ArrayList<Departure>>) {
        sectionsPagerAdapter?.departures = departures
        sectionsPagerAdapter?.notifyDataSetChanged()
    }

    private fun selectTodayPage() {
        when (today.get(Calendar.DAY_OF_WEEK)) {
            Calendar.SATURDAY -> tabLayout.getTabAt(1)?.select()
            Calendar.SUNDAY -> tabLayout.getTabAt(2)?.select()
            else -> tabLayout.getTabAt(0)?.select()
        }
    }

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

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

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

        if (id == R.id.action_change_type) {
            if (timetableType == "departure") {
                timetableType = "full"
                item.icon = (ResourcesCompat.getDrawable(resources, R.drawable.ic_timetable_departure, this.theme))
                sectionsPagerAdapter?.departures = timetable.getStopDepartures(stopId)!!
                sectionsPagerAdapter?.relativeTime = false
                sectionsPagerAdapter?.notifyDataSetChanged()
                timer.cancel()
            } else {
                timetableType = "departure"
                item.icon = (ResourcesCompat.getDrawable(resources, R.drawable.ic_timetable_full, this.theme))
                sectionsPagerAdapter?.departures = createDepartures(this, stopId)
                sectionsPagerAdapter?.relativeTime = true
                sectionsPagerAdapter?.notifyDataSetChanged()
                scheduleRefresh()
            }
            return true
        }

        return super.onOptionsItemSelected(item)
    }

    override fun onDestroy() {
        super.onDestroy()
        receiver.removeOnVmListener(context as MessageReceiver.OnVmListener)
        unregisterReceiver(receiver)
        timer.cancel()
        timetable.close()
    }

    class PlaceholderFragment : Fragment() {

        override fun onCreateView(inflater: LayoutInflater?, container: ViewGroup?,
                                  savedInstanceState: Bundle?): View? {
            val rootView = inflater!!.inflate(R.layout.fragment_stop, container, false)

            val layoutManager = LinearLayoutManager(activity)
            val departuresList: RecyclerView = rootView.findViewById(R.id.departuresList) as RecyclerView
            val dividerItemDecoration = DividerItemDecoration(departuresList.context, layoutManager.orientation)
            departuresList.addItemDecoration(dividerItemDecoration)
            val adapter = DeparturesAdapter(activity, arguments.getStringArrayList("departures").map { fromString(it) },
                    arguments["relativeTime"] as Boolean)
            departuresList.adapter = adapter
            departuresList.layoutManager = layoutManager
            return rootView
        }

        companion object {
            private val ARG_SECTION_NUMBER = "section_number"

            fun newInstance(sectionNumber: Int, stopId: String, departures: ArrayList<Departure>?, relativeTime: Boolean):
                    PlaceholderFragment {
                val fragment = PlaceholderFragment()
                val args = Bundle()
                args.putInt(ARG_SECTION_NUMBER, sectionNumber)
                args.putString("stop", stopId)
                val d = ArrayList<String>()
                departures?.mapTo(d) { it.toString() }
                args.putStringArrayList("departures", d)
                args.putBoolean("relativeTime", relativeTime)
                fragment.arguments = args
                return fragment
            }
        }
    }

    inner class SectionsPagerAdapter(fm: FragmentManager, var departures: HashMap<String, ArrayList<Departure>>) : FragmentStatePagerAdapter(fm) {

        var relativeTime = true

        override fun getItemPosition(obj: Any?): Int {
            return PagerAdapter.POSITION_NONE
        }

        override fun getItem(position: Int): Fragment {
            var mode: String? = null
            when (position) {
                0 -> mode = "workdays"
                1 -> mode = "saturdays"
                2 -> mode = "sundays"
            }
            return PlaceholderFragment.newInstance(position + 1, stopId, departures[mode], relativeTime)
        }

        override fun getCount() = 3
    }
}