Release 0.1.7

- load more pages of GE results
- If server-side clustering is not available, apply local Clustering

app/build.gradle

@@ -13,8 +13,8 @@ android {
         applicationId "net.vonforst.evmap"
         minSdkVersion 21
         targetSdkVersion 29
-        versionCode 12
-        versionName "0.1.4"
+        versionCode 15
+        versionName "0.1.7"
 
         testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
     }
@@ -87,11 +87,7 @@ dependencies {
     implementation 'androidx.constraintlayout:constraintlayout:1.1.3'
     implementation 'androidx.recyclerview:recyclerview:1.1.0'
     implementation 'androidx.browser:browser:1.2.0'
-    implementation 'com.google.maps.android:android-maps-utils:0.5'
     implementation 'com.github.johan12345:CustomBottomSheetBehavior:f69f532660'
-    implementation 'com.google.android.gms:play-services-maps:17.0.0'
-    implementation 'com.google.android.gms:play-services-location:17.0.0'
-    implementation 'com.google.android.libraries.places:places:2.3.0'
     implementation 'com.squareup.retrofit2:retrofit:2.7.2'
     implementation 'com.squareup.retrofit2:converter-moshi:2.7.2'
     implementation 'com.squareup.moshi:moshi-kotlin:1.9.2'
@@ -102,6 +98,15 @@ dependencies {
     implementation 'com.airbnb.android:lottie:3.4.0'
     implementation 'io.michaelrocks:bimap:1.0.2'
 
+    // Google Maps v3 Beta
+    implementation name:'maps-sdk-3.0.0-beta', ext:'aar'
+    implementation name:'places-maps-sdk-3.0.0-beta', ext:'aar'
+    implementation 'com.google.maps.android:android-maps-utils-v3:1.3.3'
+    implementation 'com.google.android.gms:play-services-basement:17.3.0'
+    implementation 'com.google.android.gms:play-services-base:17.3.0'
+    implementation 'com.google.android.gms:play-services-gcm:17.0.0'
+    implementation 'com.google.android.gms:play-services-location:17.0.0'
+
     // navigation library
     def nav_version = "2.3.0-beta01"
     implementation "androidx.navigation:navigation-fragment-ktx:$nav_version"

app/src/main/java/net/vonforst/evmap/MapsActivity.kt

@@ -1,5 +1,6 @@
 package net.vonforst.evmap
 
+import android.content.Context
 import android.content.Intent
 import android.net.Uri
 import android.os.Bundle
@@ -19,6 +20,7 @@ import com.google.android.material.navigation.NavigationView
 import com.google.android.material.snackbar.Snackbar
 import net.vonforst.evmap.api.goingelectric.ChargeLocation
 import net.vonforst.evmap.storage.PreferenceDataSource
+import net.vonforst.evmap.utils.LocaleContextWrapper
 
 
 const val REQUEST_LOCATION_PERMISSION = 1
@@ -34,6 +36,14 @@ class MapsActivity : AppCompatActivity() {
     var fragmentCallback: FragmentCallback? = null
     private lateinit var prefs: PreferenceDataSource
 
+    override fun attachBaseContext(newBase: Context) {
+        return super.attachBaseContext(
+            LocaleContextWrapper.wrap(
+                newBase, PreferenceDataSource(newBase).language
+            )
+        );
+    }
+
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
 

app/src/main/java/net/vonforst/evmap/adapter/DataBindingAdapters.kt

@@ -4,6 +4,7 @@ import android.content.Context
 import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
+import androidx.appcompat.app.AppCompatActivity
 import androidx.core.view.children
 import androidx.databinding.DataBindingUtil
 import androidx.databinding.Observable
@@ -19,7 +20,9 @@ import net.vonforst.evmap.api.goingelectric.ChargeLocation
 import net.vonforst.evmap.api.goingelectric.Chargepoint
 import net.vonforst.evmap.api.goingelectric.OpeningHoursDays
 import net.vonforst.evmap.databinding.ItemFilterMultipleChoiceBinding
+import net.vonforst.evmap.databinding.ItemFilterMultipleChoiceLargeBinding
 import net.vonforst.evmap.databinding.ItemFilterSliderBinding
+import net.vonforst.evmap.fragment.MultiSelectDialog
 import net.vonforst.evmap.viewmodel.*
 import java.time.ZoneId
 import java.time.format.DateTimeFormatter
@@ -29,8 +32,8 @@ interface Equatable {
     override fun equals(other: Any?): Boolean;
 }
 
-abstract class DataBindingAdapter<T : Equatable>() :
-    ListAdapter<T, DataBindingAdapter.ViewHolder<T>>(DiffCallback()) {
+abstract class DataBindingAdapter<T : Equatable>(getKey: ((T) -> Any)? = null) :
+    ListAdapter<T, DataBindingAdapter.ViewHolder<T>>(DiffCallback(getKey)) {
 
     var onClickListener: ((T) -> Unit)? = null
 
@@ -51,14 +54,20 @@ abstract class DataBindingAdapter<T : Equatable>() :
     open fun bind(holder: ViewHolder<T>, item: T) {
         holder.binding.setVariable(BR.item, item)
         holder.binding.executePendingBindings()
-        holder.binding.root.setOnClickListener {
-            val listener = onClickListener ?: return@setOnClickListener
-            listener(item)
+        if (onClickListener != null) {
+            holder.binding.root.setOnClickListener {
+                val listener = onClickListener ?: return@setOnClickListener
+                listener(item)
+            }
         }
     }
 
-    class DiffCallback<T : Equatable> : DiffUtil.ItemCallback<T>() {
-        override fun areItemsTheSame(oldItem: T, newItem: T): Boolean = oldItem === newItem
+    class DiffCallback<T : Equatable>(val getKey: ((T) -> Any)?) : DiffUtil.ItemCallback<T>() {
+        override fun areItemsTheSame(oldItem: T, newItem: T): Boolean = if (getKey != null) {
+            (getKey)(oldItem) == (getKey)(newItem)
+        } else {
+            oldItem === newItem
+        }
 
         override fun areContentsTheSame(oldItem: T, newItem: T): Boolean = oldItem == newItem
     }
@@ -137,7 +146,6 @@ fun buildDetails(loc: ChargeLocation?, ctx: Context): List<DetailAdapter.Detail>
             loc.faultReport.description ?: "",
             clickable = true
         ) else null,
-        // TODO: separate layout for opening hours with expandable details
         if (loc.openinghours != null && !loc.openinghours.isEmpty) DetailAdapter.Detail(
             R.drawable.ic_hours,
             R.string.hours,
@@ -183,11 +191,18 @@ class FiltersAdapter : DataBindingAdapter<FilterWithValue<FilterValue>>() {
     val itemids = mutableMapOf<String, Long>()
     var maxId = 0L
 
-    override fun getItemViewType(position: Int): Int = when (getItem(position).filter) {
-        is BooleanFilter -> R.layout.item_filter_boolean
-        is MultipleChoiceFilter -> R.layout.item_filter_multiple_choice
-        is SliderFilter -> R.layout.item_filter_slider
-    }
+    override fun getItemViewType(position: Int): Int =
+        when (val filter = getItem(position).filter) {
+            is BooleanFilter -> R.layout.item_filter_boolean
+            is MultipleChoiceFilter -> {
+                if (filter.manyChoices) {
+                    R.layout.item_filter_multiple_choice_large
+                } else {
+                    R.layout.item_filter_multiple_choice
+                }
+            }
+            is SliderFilter -> R.layout.item_filter_slider
+        }
 
     override fun bind(
         holder: ViewHolder<FilterWithValue<FilterValue>>,
@@ -202,10 +217,18 @@ class FiltersAdapter : DataBindingAdapter<FilterWithValue<FilterValue>>() {
                 )
             }
             is MultipleChoiceFilterValue -> {
-                setupMultipleChoice(
-                    holder.binding as ItemFilterMultipleChoiceBinding,
-                    item.filter as MultipleChoiceFilter, item.value
-                )
+                val filter = item.filter as MultipleChoiceFilter
+                if (filter.manyChoices) {
+                    setupMultipleChoiceMany(
+                        holder.binding as ItemFilterMultipleChoiceLargeBinding,
+                        filter, item.value
+                    )
+                } else {
+                    setupMultipleChoice(
+                        holder.binding as ItemFilterMultipleChoiceBinding,
+                        filter, item.value
+                    )
+                }
             }
         }
     }
@@ -293,6 +316,27 @@ class FiltersAdapter : DataBindingAdapter<FilterWithValue<FilterValue>>() {
         updateButtons()
     }
 
+    private fun setupMultipleChoiceMany(
+        binding: ItemFilterMultipleChoiceLargeBinding,
+        filter: MultipleChoiceFilter,
+        value: MultipleChoiceFilterValue
+    ) {
+        if (value.all) {
+            value.values = filter.choices.keys.toMutableSet()
+            binding.notifyPropertyChanged(BR.item)
+        }
+
+        binding.btnEdit.setOnClickListener {
+            val dialog = MultiSelectDialog.getInstance(filter.name, filter.choices, value.values)
+            dialog.okListener = { selected ->
+                value.values = selected.toMutableSet()
+                value.all = value.values == filter.choices.keys
+                binding.item = binding.item
+            }
+            dialog.show((binding.root.context as AppCompatActivity).supportFragmentManager, null)
+        }
+    }
+
     private fun setupSlider(
         binding: ItemFilterSliderBinding,
         filter: SliderFilter,

app/src/main/java/net/vonforst/evmap/api/goingelectric/GoingElectricApi.kt

@@ -3,6 +3,7 @@ package net.vonforst.evmap.api.goingelectric
 import android.content.Context
 import com.facebook.stetho.okhttp3.StethoInterceptor
 import com.squareup.moshi.Moshi
+import net.vonforst.evmap.BuildConfig
 import okhttp3.Cache
 import okhttp3.OkHttpClient
 import retrofit2.Call
@@ -23,7 +24,10 @@ interface GoingElectricApi {
         @Query("freecharging") freecharging: Boolean,
         @Query("freeparking") freeparking: Boolean,
         @Query("min_power") minPower: Int,
-        @Query("plugs") plugs: String?
+        @Query("plugs") plugs: String?,
+        @Query("chargecards") chargecards: String?,
+        @Query("networks") networks: String?,
+        @Query("startkey") startkey: Int?
     ): Response<ChargepointList>
 
     @GET("chargepoints/")
@@ -36,7 +40,7 @@ interface GoingElectricApi {
     suspend fun getNetworks(): Response<StringList>
 
     @GET("chargepoints/chargecardlist/")
-    suspend fun getChargeCards(): Response<StringList>
+    suspend fun getChargeCards(): Response<ChargeCardList>
 
     companion object {
         private val cacheSize = 10L * 1024 * 1024; // 10MB
@@ -54,7 +58,9 @@ interface GoingElectricApi {
                     original = original.newBuilder().url(url).build()
                     chain.proceed(original)
                 }
-                addNetworkInterceptor(StethoInterceptor())
+                if (BuildConfig.DEBUG) {
+                    addNetworkInterceptor(StethoInterceptor())
+                }
                 if (context != null) {
                     cache(Cache(context.getCacheDir(), cacheSize))
                 }

app/src/main/java/net/vonforst/evmap/api/goingelectric/GoingElectricModel.kt

@@ -24,7 +24,8 @@ import kotlin.math.floor
 @JsonClass(generateAdapter = true)
 data class ChargepointList(
     val status: String,
-    val chargelocations: List<ChargepointListItem>
+    val chargelocations: List<ChargepointListItem>,
+    @JsonObjectOrFalse val startkey: Int?
 )
 
 @JsonClass(generateAdapter = true)
@@ -33,6 +34,12 @@ data class StringList(
     val result: List<String>
 )
 
+@JsonClass(generateAdapter = true)
+data class ChargeCardList(
+    val status: String,
+    val result: List<ChargeCard>
+)
+
 sealed class ChargepointListItem
 
 @JsonClass(generateAdapter = true)
@@ -263,4 +270,12 @@ data class Chargepoint(val type: String, val power: Double, val count: Int) : Eq
 }
 
 @JsonClass(generateAdapter = true)
-data class FaultReport(val created: Instant?, val description: String?)
+data class FaultReport(val created: Instant?, val description: String?)
+
+@Entity
+@JsonClass(generateAdapter = true)
+data class ChargeCard(
+    @Json(name = "card_id") @PrimaryKey val id: Long,
+    val name: String,
+    val url: String
+)

app/src/main/java/net/vonforst/evmap/fragment/FavoritesFragment.kt

@@ -18,7 +18,7 @@ import androidx.recyclerview.widget.DividerItemDecoration
 import androidx.recyclerview.widget.LinearLayoutManager
 import com.google.android.gms.location.FusedLocationProviderClient
 import com.google.android.gms.location.LocationServices
-import com.google.android.gms.maps.model.LatLng
+import com.google.android.libraries.maps.model.LatLng
 import net.vonforst.evmap.MapsActivity
 import net.vonforst.evmap.R
 import net.vonforst.evmap.adapter.FavoritesAdapter

app/src/main/java/net/vonforst/evmap/fragment/MapFragment.kt

@@ -10,7 +10,6 @@ import android.content.res.Configuration
 import android.graphics.Color
 import android.os.Bundle
 import android.os.Handler
-import androidx.transition.TransitionManager
 import android.view.*
 import android.view.inputmethod.InputMethodManager
 import android.widget.TextView
@@ -32,16 +31,18 @@ import androidx.navigation.ui.setupWithNavController
 import androidx.recyclerview.widget.DividerItemDecoration
 import androidx.recyclerview.widget.LinearLayoutManager
 import androidx.transition.TransitionInflater
+import androidx.transition.TransitionManager
 import com.google.android.gms.location.FusedLocationProviderClient
 import com.google.android.gms.location.LocationServices
-import com.google.android.gms.maps.CameraUpdateFactory
-import com.google.android.gms.maps.GoogleMap
-import com.google.android.gms.maps.OnMapReadyCallback
-import com.google.android.gms.maps.SupportMapFragment
-import com.google.android.gms.maps.model.*
+import com.google.android.libraries.maps.CameraUpdateFactory
+import com.google.android.libraries.maps.GoogleMap
+import com.google.android.libraries.maps.OnMapReadyCallback
+import com.google.android.libraries.maps.SupportMapFragment
+import com.google.android.libraries.maps.model.*
 import com.google.android.libraries.places.api.model.Place
 import com.google.android.libraries.places.widget.Autocomplete
 import com.google.android.libraries.places.widget.model.AutocompleteActivityMode
+import com.google.android.material.snackbar.Snackbar
 import com.google.android.material.transition.MaterialArcMotion
 import com.google.android.material.transition.MaterialContainerTransform
 import com.mahc.custombottomsheetbehavior.BottomSheetBehaviorGoogleMapsLike
@@ -88,6 +89,7 @@ class MapFragment : Fragment(), OnMapReadyCallback, MapsActivity.FragmentCallbac
     private var markers: MutableBiMap<Marker, ChargeLocation> = HashBiMap()
     private var clusterMarkers: List<Marker> = emptyList()
     private var searchResultMarker: Marker? = null
+    private var connectionErrorSnackbar: Snackbar? = null
 
     private lateinit var clusterIconGenerator: ClusterIconGenerator
     private lateinit var chargerIconGenerator: ChargerIconGenerator
@@ -311,9 +313,31 @@ class MapFragment : Fragment(), OnMapReadyCallback, MapsActivity.FragmentCallbac
                 unhighlightAllMarkers()
             }
         })
-        vm.chargepoints.observe(viewLifecycleOwner, Observer {
-            val chargepoints = it.data
-            if (chargepoints != null) updateMap(chargepoints)
+        vm.chargepoints.observe(viewLifecycleOwner, Observer { res ->
+            when (res.status) {
+                Status.ERROR -> {
+                    val view = view ?: return@Observer
+
+                    connectionErrorSnackbar?.dismiss()
+                    connectionErrorSnackbar = Snackbar
+                        .make(view, R.string.connection_error, Snackbar.LENGTH_INDEFINITE)
+                        .setAction(R.string.retry) {
+                            connectionErrorSnackbar?.dismiss()
+                            vm.reloadChargepoints()
+                        }
+                    connectionErrorSnackbar!!.show()
+                }
+                Status.SUCCESS -> {
+                    connectionErrorSnackbar?.dismiss()
+                }
+                Status.LOADING -> {
+                }
+            }
+
+            val chargepoints = res.data
+            if (chargepoints != null) {
+                updateMap(chargepoints)
+            }
         })
         vm.favorites.observe(viewLifecycleOwner, Observer {
             updateFavoriteToggle()
@@ -346,11 +370,14 @@ class MapFragment : Fragment(), OnMapReadyCallback, MapsActivity.FragmentCallbac
         vm.mapTrafficEnabled.observe(viewLifecycleOwner, Observer {
             map?.isTrafficEnabled = it
         })
+
+        updateBackPressedCallback()
     }
 
     private fun updateBackPressedCallback() {
         backPressedCallback.isEnabled =
-            vm.bottomSheetState.value != STATE_HIDDEN || vm.searchResult.value != null
+            vm.bottomSheetState.value != null && vm.bottomSheetState.value != STATE_HIDDEN
+                    || vm.searchResult.value != null
                     || (vm.layersMenuOpen.value ?: false)
     }
 
@@ -691,9 +718,21 @@ class MapFragment : Fragment(), OnMapReadyCallback, MapsActivity.FragmentCallbac
         }
 
         filterView?.setOnLongClickListener {
-            requireView().findNavController().navigate(
-                R.id.action_map_to_filterFragment
+            // enable/disable filters
+            vm.filtersActive.value = !vm.filtersActive.value!!
+            // haptic feedback
+            filterView.performHapticFeedback(
+                HapticFeedbackConstants.LONG_PRESS,
+                HapticFeedbackConstants.FLAG_IGNORE_GLOBAL_SETTING
             )
+            // show snackbar
+            Snackbar.make(
+                requireView(), if (vm.filtersActive.value!!) {
+                    R.string.filters_activated
+                } else {
+                    R.string.filters_deactivated
+                }, Snackbar.LENGTH_SHORT
+            ).show()
             true
         }
     }

app/src/main/java/net/vonforst/evmap/fragment/MultiSelectDialog.kt

@@ -0,0 +1,114 @@
+package net.vonforst.evmap.fragment
+
+import android.os.Bundle
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import androidx.appcompat.app.AppCompatDialogFragment
+import androidx.core.widget.doAfterTextChanged
+import androidx.recyclerview.widget.LinearLayoutManager
+import kotlinx.android.synthetic.main.dialog_multi_select.*
+import net.vonforst.evmap.R
+import net.vonforst.evmap.adapter.DataBindingAdapter
+import net.vonforst.evmap.adapter.Equatable
+import java.util.*
+import kotlin.collections.HashMap
+import kotlin.collections.HashSet
+
+class MultiSelectDialog : AppCompatDialogFragment() {
+    companion object {
+        fun getInstance(
+            title: String,
+            data: Map<String, String>,
+            selected: Set<String>
+        ): MultiSelectDialog {
+            val dialog = MultiSelectDialog()
+            dialog.arguments = Bundle().apply {
+                putString("title", title)
+                putSerializable("data", HashMap(data))
+                putSerializable("selected", HashSet(selected))
+            }
+            return dialog
+        }
+    }
+
+    var okListener: ((Set<String>) -> Unit)? = null
+    var cancelListener: (() -> Unit)? = null
+    private lateinit var items: List<MultiSelectItem>
+
+    override fun onCreateView(
+        inflater: LayoutInflater,
+        container: ViewGroup?,
+        savedInstanceState: Bundle?
+    ): View? {
+        return inflater.inflate(R.layout.dialog_multi_select, container)
+    }
+
+    override fun onStart() {
+        super.onStart()
+
+        // dialog with 95% screen height
+        dialog?.window?.setLayout(
+            ViewGroup.LayoutParams.MATCH_PARENT,
+            (resources.displayMetrics.heightPixels * 0.95).toInt()
+        )
+    }
+
+    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
+        val data = requireArguments().getSerializable("data") as HashMap<String, String>
+        val selected = requireArguments().getSerializable("selected") as HashSet<String>
+        val title = requireArguments().getString("title")
+
+        dialogTitle.text = title
+        val adapter = Adapter()
+        list.adapter = adapter
+        list.layoutManager = LinearLayoutManager(view.context)
+
+        items = data.entries.toList().sortedBy { it.key }.map {
+            MultiSelectItem(it.key, it.value, it.key in selected)
+        }
+        adapter.submitList(items)
+
+        etSearch.doAfterTextChanged { text ->
+            adapter.submitList(search(items, text.toString()))
+        }
+
+        btnCancel.setOnClickListener {
+            cancelListener?.let { listener ->
+                listener()
+            }
+            dismiss()
+        }
+        btnOK.setOnClickListener {
+            okListener?.let { listener ->
+                val result = items.filter { it.selected }.map { it.key }.toSet()
+                listener(result)
+            }
+            dismiss()
+        }
+        btnAll.setOnClickListener {
+            items = items.map { MultiSelectItem(it.key, it.name, true) }
+            adapter.submitList(search(items, etSearch.text.toString()))
+        }
+        btnNone.setOnClickListener {
+            items = items.map { MultiSelectItem(it.key, it.name, false) }
+            adapter.submitList(search(items, etSearch.text.toString()))
+        }
+    }
+
+    private fun search(
+        items: List<MultiSelectItem>,
+        text: String
+    ): List<MultiSelectItem> {
+        return items.filter { item ->
+            // search for string within name
+            text.toLowerCase(Locale.getDefault()) in item.name.toLowerCase(Locale.getDefault())
+        }
+    }
+
+    class Adapter() : DataBindingAdapter<MultiSelectItem>({ it.key }) {
+        override fun getItemViewType(position: Int) = R.layout.dialog_multi_select_item
+    }
+}
+
+data class MultiSelectItem(val key: String, val name: String, var selected: Boolean) : Equatable

app/src/main/java/net/vonforst/evmap/fragment/SettingsFragment.kt

@@ -1,5 +1,6 @@
 package net.vonforst.evmap.fragment
 
+import android.content.SharedPreferences
 import android.os.Bundle
 import android.view.View
 import androidx.appcompat.widget.Toolbar
@@ -11,7 +12,8 @@ import net.vonforst.evmap.MapsActivity
 import net.vonforst.evmap.R
 
 
-class SettingsFragment : PreferenceFragmentCompat() {
+class SettingsFragment : PreferenceFragmentCompat(),
+    SharedPreferences.OnSharedPreferenceChangeListener {
     override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
         super.onViewCreated(view, savedInstanceState)
         val toolbar = view.findViewById(R.id.toolbar) as Toolbar
@@ -33,4 +35,26 @@ class SettingsFragment : PreferenceFragmentCompat() {
         }
     }
 
+    override fun onSharedPreferenceChanged(sharedPreferences: SharedPreferences, key: String) {
+        when (key) {
+            "language" -> {
+                activity?.let {
+                    it.finish();
+                    it.startActivity(it.intent);
+                }
+            }
+        }
+    }
+
+    override fun onResume() {
+        super.onResume()
+        preferenceManager.sharedPreferences.registerOnSharedPreferenceChangeListener(this)
+    }
+
+    override fun onPause() {
+        preferenceManager.sharedPreferences
+            .unregisterOnSharedPreferenceChangeListener(this)
+        super.onPause()
+    }
+
 }

app/src/main/java/net/vonforst/evmap/storage/ChargeCardDao.kt

@@ -0,0 +1,47 @@
+package net.vonforst.evmap.storage
+
+import androidx.lifecycle.LiveData
+import androidx.room.*
+import kotlinx.coroutines.CoroutineScope
+import kotlinx.coroutines.launch
+import net.vonforst.evmap.api.goingelectric.ChargeCard
+import net.vonforst.evmap.api.goingelectric.GoingElectricApi
+import java.time.Duration
+import java.time.Instant
+
+@Dao
+interface ChargeCardDao {
+    @Insert(onConflict = OnConflictStrategy.REPLACE)
+    suspend fun insert(vararg chargeCards: ChargeCard)
+
+    @Delete
+    suspend fun delete(vararg chargeCards: ChargeCard)
+
+    @Query("SELECT * FROM chargeCard")
+    fun getAllChargeCards(): LiveData<List<ChargeCard>>
+}
+
+class ChargeCardRepository(
+    private val api: GoingElectricApi, private val scope: CoroutineScope,
+    private val dao: ChargeCardDao, private val prefs: PreferenceDataSource
+) {
+    fun getChargeCards(): LiveData<List<ChargeCard>> {
+        scope.launch {
+            updateChargeCards()
+        }
+        return dao.getAllChargeCards()
+    }
+
+    private suspend fun updateChargeCards() {
+        if (Duration.between(prefs.lastChargeCardUpdate, Instant.now()) < Duration.ofDays(1)) return
+
+        val response = api.getChargeCards()
+        if (!response.isSuccessful) return
+
+        for (card in response.body()!!.result) {
+            dao.insert(card)
+        }
+
+        prefs.lastChargeCardUpdate = Instant.now()
+    }
+}

app/src/main/java/net/vonforst/evmap/storage/Database.kt

@@ -7,6 +7,7 @@ import androidx.room.RoomDatabase
 import androidx.room.TypeConverters
 import androidx.room.migration.Migration
 import androidx.sqlite.db.SupportSQLiteDatabase
+import net.vonforst.evmap.api.goingelectric.ChargeCard
 import net.vonforst.evmap.api.goingelectric.ChargeLocation
 import net.vonforst.evmap.viewmodel.BooleanFilterValue
 import net.vonforst.evmap.viewmodel.MultipleChoiceFilterValue
@@ -18,20 +19,27 @@ import net.vonforst.evmap.viewmodel.SliderFilterValue
         BooleanFilterValue::class,
         MultipleChoiceFilterValue::class,
         SliderFilterValue::class,
-        Plug::class
-    ], version = 6
+        Plug::class,
+        Network::class,
+        ChargeCard::class
+    ], version = 7
 )
 @TypeConverters(Converters::class)
 abstract class AppDatabase : RoomDatabase() {
     abstract fun chargeLocationsDao(): ChargeLocationsDao
     abstract fun filterValueDao(): FilterValueDao
     abstract fun plugDao(): PlugDao
+    abstract fun networkDao(): NetworkDao
+    abstract fun chargeCardDao(): ChargeCardDao
 
     companion object {
         private lateinit var context: Context
         private val database: AppDatabase by lazy(LazyThreadSafetyMode.SYNCHRONIZED) {
             Room.databaseBuilder(context, AppDatabase::class.java, "evmap.db")
-                .addMigrations(MIGRATION_2, MIGRATION_3, MIGRATION_4, MIGRATION_5, MIGRATION_6)
+                .addMigrations(
+                    MIGRATION_2, MIGRATION_3, MIGRATION_4, MIGRATION_5, MIGRATION_6,
+                    MIGRATION_7
+                )
                 .build()
         }
 
@@ -99,5 +107,12 @@ abstract class AppDatabase : RoomDatabase() {
                 }
             }
         }
+
+        private val MIGRATION_7 = object : Migration(6, 7) {
+            override fun migrate(db: SupportSQLiteDatabase) {
+                db.execSQL("CREATE TABLE IF NOT EXISTS `Network` (`name` TEXT NOT NULL, PRIMARY KEY(`name`))")
+                db.execSQL("CREATE TABLE IF NOT EXISTS `ChargeCard` (`id` INTEGER NOT NULL, `name` TEXT NOT NULL, `url` TEXT NOT NULL, PRIMARY KEY(`id`))")
+            }
+        }
     }
 }

app/src/main/java/net/vonforst/evmap/storage/NetworkDao.kt

@@ -0,0 +1,49 @@
+package net.vonforst.evmap.storage
+
+import androidx.lifecycle.LiveData
+import androidx.room.*
+import kotlinx.coroutines.CoroutineScope
+import kotlinx.coroutines.launch
+import net.vonforst.evmap.api.goingelectric.GoingElectricApi
+import java.time.Duration
+import java.time.Instant
+
+@Entity
+data class Network(@PrimaryKey val name: String)
+
+@Dao
+interface NetworkDao {
+    @Insert(onConflict = OnConflictStrategy.REPLACE)
+    suspend fun insert(vararg networks: Network)
+
+    @Delete
+    suspend fun delete(vararg networks: Network)
+
+    @Query("SELECT * FROM network")
+    fun getAllNetworks(): LiveData<List<Network>>
+}
+
+class NetworkRepository(
+    private val api: GoingElectricApi, private val scope: CoroutineScope,
+    private val dao: NetworkDao, private val prefs: PreferenceDataSource
+) {
+    fun getNetworks(): LiveData<List<Network>> {
+        scope.launch {
+            updateNetworks()
+        }
+        return dao.getAllNetworks()
+    }
+
+    private suspend fun updateNetworks() {
+        if (Duration.between(prefs.lastNetworkUpdate, Instant.now()) < Duration.ofDays(1)) return
+
+        val response = api.getNetworks()
+        if (!response.isSuccessful) return
+
+        for (name in response.body()!!.result) {
+            dao.insert(Network(name))
+        }
+
+        prefs.lastNetworkUpdate = Instant.now()
+    }
+}

app/src/main/java/net/vonforst/evmap/storage/PreferenceDataSource.kt

@@ -18,4 +18,19 @@ class PreferenceDataSource(context: Context) {
         set(value) {
             sp.edit().putLong("last_plug_update", value.toEpochMilli()).apply()
         }
+
+    var lastNetworkUpdate: Instant
+        get() = Instant.ofEpochMilli(sp.getLong("last_network_update", 0L))
+        set(value) {
+            sp.edit().putLong("last_network_update", value.toEpochMilli()).apply()
+        }
+
+    var lastChargeCardUpdate: Instant
+        get() = Instant.ofEpochMilli(sp.getLong("last_chargecard_update", 0L))
+        set(value) {
+            sp.edit().putLong("last_chargecard_update", value.toEpochMilli()).apply()
+        }
+
+    val language: String
+        get() = sp.getString("language", "default")!!
 }

app/src/main/java/net/vonforst/evmap/ui/BindingAdapters.kt

@@ -2,9 +2,6 @@ package net.vonforst.evmap.ui
 
 import android.content.Context
 import android.content.res.ColorStateList
-import android.os.Build
-import android.text.Html
-import android.text.Spanned
 import android.view.View
 import android.widget.ImageView
 import android.widget.TextView

app/src/main/java/net/vonforst/evmap/ui/Clustering.kt

@@ -0,0 +1,41 @@
+package net.vonforst.evmap.ui;
+
+import com.google.android.libraries.maps.model.LatLng
+import com.google.maps.android.clustering.ClusterItem
+import com.google.maps.android.clustering.algo.NonHierarchicalDistanceBasedAlgorithm
+import net.vonforst.evmap.api.goingelectric.ChargeLocation
+import net.vonforst.evmap.api.goingelectric.ChargeLocationCluster
+import net.vonforst.evmap.api.goingelectric.ChargepointListItem
+import net.vonforst.evmap.api.goingelectric.Coordinate
+
+
+fun cluster(
+    result: List<ChargepointListItem>,
+    zoom: Float,
+    clusterDistance: Int
+): List<ChargepointListItem> {
+    val clusters = result.filterIsInstance<ChargeLocationCluster>()
+    val locations = result.filterIsInstance<ChargeLocation>()
+
+    val clusterItems = locations.map { ChargepointClusterItem(it) }
+
+    val algo = NonHierarchicalDistanceBasedAlgorithm<ChargepointClusterItem>()
+    algo.maxDistanceBetweenClusteredItems = clusterDistance
+    algo.addItems(clusterItems)
+    return algo.getClusters(zoom).map {
+        if (it.size == 1) {
+            it.items.first().charger
+        } else {
+            ChargeLocationCluster(it.size, Coordinate(it.position.latitude, it.position.longitude))
+        }
+    } + clusters
+}
+
+private class ChargepointClusterItem(val charger: ChargeLocation) : ClusterItem {
+    override fun getSnippet(): String? = null
+
+    override fun getTitle(): String? = charger.name
+
+    override fun getPosition(): LatLng = LatLng(charger.coordinates.lat, charger.coordinates.lng)
+
+}

app/src/main/java/net/vonforst/evmap/ui/IconGenerators.kt

@@ -11,8 +11,8 @@ import androidx.annotation.ColorRes
 import androidx.core.content.ContextCompat
 import androidx.core.graphics.drawable.DrawableCompat
 import androidx.core.widget.TextViewCompat
-import com.google.android.gms.maps.model.BitmapDescriptor
-import com.google.android.gms.maps.model.BitmapDescriptorFactory
+import com.google.android.libraries.maps.model.BitmapDescriptor
+import com.google.android.libraries.maps.model.BitmapDescriptorFactory
 import com.google.maps.android.ui.IconGenerator
 import com.google.maps.android.ui.SquareTextView
 import net.vonforst.evmap.R

app/src/main/java/net/vonforst/evmap/ui/MarkerUtils.kt

@@ -5,7 +5,7 @@ import android.view.animation.BounceInterpolator
 import androidx.core.animation.addListener
 import androidx.interpolator.view.animation.FastOutLinearInInterpolator
 import androidx.interpolator.view.animation.LinearOutSlowInInterpolator
-import com.google.android.gms.maps.model.Marker
+import com.google.android.libraries.maps.model.Marker
 import net.vonforst.evmap.R
 import net.vonforst.evmap.api.goingelectric.ChargeLocation
 import kotlin.math.max

app/src/main/java/net/vonforst/evmap/utils/LocaleContextWrapper.kt

@@ -0,0 +1,42 @@
+package net.vonforst.evmap.utils
+
+import android.annotation.TargetApi
+import android.content.Context
+import android.content.ContextWrapper
+import android.content.res.Configuration
+import android.os.Build
+import java.util.*
+
+
+class LocaleContextWrapper(base: Context?) : ContextWrapper(base) {
+    companion object {
+        fun wrap(context: Context, language: String): ContextWrapper {
+            val config: Configuration = context.resources.configuration
+            var sysLocale: Locale? = null
+            sysLocale = if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
+                config.locales.get(0)
+            } else {
+                @Suppress("DEPRECATION")
+                config.locale
+            }
+            var ctx = context
+            if (language != "" && language != "default" && sysLocale.language != language) {
+                val locale = Locale(language)
+                Locale.setDefault(locale)
+                if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
+                    config.setLocale(locale)
+                } else {
+                    @Suppress("DEPRECATION")
+                    config.locale = locale
+                }
+                ctx = context.createConfigurationContext(config)
+            }
+            return LocaleContextWrapper(ctx)
+        }
+
+        @TargetApi(Build.VERSION_CODES.N)
+        fun setSystemLocale(config: Configuration, locale: Locale?) {
+            config.setLocale(locale)
+        }
+    }
+}

app/src/main/java/net/vonforst/evmap/viewmodel/FavoritesViewModel.kt

@@ -2,7 +2,7 @@ package net.vonforst.evmap.viewmodel
 
 import android.app.Application
 import androidx.lifecycle.*
-import com.google.android.gms.maps.model.LatLng
+import com.google.android.libraries.maps.model.LatLng
 import kotlinx.coroutines.async
 import kotlinx.coroutines.awaitAll
 import kotlinx.coroutines.launch

app/src/main/java/net/vonforst/evmap/viewmodel/FilterViewModel.kt

@@ -10,12 +10,10 @@ import androidx.room.Entity
 import androidx.room.PrimaryKey
 import net.vonforst.evmap.R
 import net.vonforst.evmap.adapter.Equatable
+import net.vonforst.evmap.api.goingelectric.ChargeCard
 import net.vonforst.evmap.api.goingelectric.Chargepoint
 import net.vonforst.evmap.api.goingelectric.GoingElectricApi
-import net.vonforst.evmap.storage.AppDatabase
-import net.vonforst.evmap.storage.Plug
-import net.vonforst.evmap.storage.PlugRepository
-import net.vonforst.evmap.storage.PreferenceDataSource
+import net.vonforst.evmap.storage.*
 import kotlin.math.abs
 import kotlin.reflect.KClass
 import kotlin.reflect.full.cast
@@ -28,7 +26,9 @@ internal fun mapPowerInverse(power: Int) = powerSteps
 
 internal fun getFilters(
     application: Application,
-    plugs: LiveData<List<Plug>>
+    plugs: LiveData<List<Plug>>,
+    networks: LiveData<List<Network>>,
+    chargeCards: LiveData<List<ChargeCard>>
 ): LiveData<List<Filter<FilterValue>>> {
     return MediatorLiveData<List<Filter<FilterValue>>>().apply {
         val plugNames = mapOf(
@@ -42,35 +42,57 @@ internal fun getFilters(
             Chargepoint.CEE_BLAU to application.getString(R.string.plug_cee_blau),
             Chargepoint.CEE_ROT to application.getString(R.string.plug_cee_rot)
         )
-        addSource(plugs) { plugs ->
-            val plugMap = plugs.map { plug ->
-                plug.name to (plugNames[plug.name] ?: plug.name)
-            }.toMap()
-            value = listOf(
-                BooleanFilter(application.getString(R.string.filter_free), "freecharging"),
-                BooleanFilter(application.getString(R.string.filter_free_parking), "freeparking"),
-                SliderFilter(
-                    application.getString(R.string.filter_min_power), "min_power",
-                    powerSteps.size - 1,
-                    mapping = ::mapPower,
-                    inverseMapping = ::mapPowerInverse,
-                    unit = "kW"
-                ),
-                MultipleChoiceFilter(
-                    application.getString(R.string.filter_connectors), "connectors",
-                    plugMap,
-                    commonChoices = setOf(Chargepoint.TYPE_2, Chargepoint.CCS, Chargepoint.CHADEMO)
-                ),
-                SliderFilter(
-                    application.getString(R.string.filter_min_connectors),
-                    "min_connectors",
-                    10
-                )
-            )
+        listOf(plugs, networks, chargeCards).forEach { source ->
+            addSource(source) { _ ->
+                buildFilters(plugs, plugNames, networks, chargeCards, application)
+            }
         }
     }
 }
 
+private fun MediatorLiveData<List<Filter<FilterValue>>>.buildFilters(
+    plugs: LiveData<List<Plug>>,
+    plugNames: Map<String, String>,
+    networks: LiveData<List<Network>>,
+    chargeCards: LiveData<List<ChargeCard>>,
+    application: Application
+) {
+    val plugMap = plugs.value?.map { plug ->
+        plug.name to (plugNames[plug.name] ?: plug.name)
+    }?.toMap() ?: return
+    val networkMap = networks.value?.map { it.name to it.name }?.toMap() ?: return
+    val chargecardMap = chargeCards.value?.map { it.id.toString() to it.name }?.toMap() ?: return
+    value = listOf(
+        BooleanFilter(application.getString(R.string.filter_free), "freecharging"),
+        BooleanFilter(application.getString(R.string.filter_free_parking), "freeparking"),
+        SliderFilter(
+            application.getString(R.string.filter_min_power), "min_power",
+            powerSteps.size - 1,
+            mapping = ::mapPower,
+            inverseMapping = ::mapPowerInverse,
+            unit = "kW"
+        ),
+        MultipleChoiceFilter(
+            application.getString(R.string.filter_connectors), "connectors",
+            plugMap,
+            commonChoices = setOf(Chargepoint.TYPE_2, Chargepoint.CCS, Chargepoint.CHADEMO)
+        ),
+        SliderFilter(
+            application.getString(R.string.filter_min_connectors),
+            "min_connectors",
+            10
+        ),
+        MultipleChoiceFilter(
+            application.getString(R.string.filter_networks), "networks",
+            networkMap, manyChoices = true
+        ),
+        MultipleChoiceFilter(
+            application.getString(R.string.filter_chargecards), "chargecards",
+            chargecardMap, manyChoices = true
+        )
+    )
+}
+
 
 internal fun filtersWithValue(
     filters: LiveData<List<Filter<FilterValue>>>,
@@ -107,9 +129,14 @@ class FilterViewModel(application: Application, geApiKey: String) :
     private val plugs: LiveData<List<Plug>> by lazy {
         PlugRepository(api, viewModelScope, db.plugDao(), prefs).getPlugs()
     }
-
+    private val networks: LiveData<List<Network>> by lazy {
+        NetworkRepository(api, viewModelScope, db.networkDao(), prefs).getNetworks()
+    }
+    private val chargeCards: LiveData<List<ChargeCard>> by lazy {
+        ChargeCardRepository(api, viewModelScope, db.chargeCardDao(), prefs).getChargeCards()
+    }
     private val filters: LiveData<List<Filter<FilterValue>>> by lazy {
-        getFilters(application, plugs)
+        getFilters(application, plugs, networks, chargeCards)
     }
 
     private val filterValues: LiveData<List<FilterValue>> by lazy {
@@ -144,7 +171,8 @@ data class MultipleChoiceFilter(
     override val name: String,
     override val key: String,
     val choices: Map<String, String>,
-    val commonChoices: Set<String>? = null
+    val commonChoices: Set<String>? = null,
+    val manyChoices: Boolean = false
 ) : Filter<MultipleChoiceFilterValue>() {
     override val valueClass: KClass<MultipleChoiceFilterValue> = MultipleChoiceFilterValue::class
     override fun defaultValue() = MultipleChoiceFilterValue(key, mutableSetOf(), true)

app/src/main/java/net/vonforst/evmap/viewmodel/MapViewModel.kt

@@ -2,24 +2,21 @@ package net.vonforst.evmap.viewmodel
 
 import android.app.Application
 import androidx.lifecycle.*
-import com.google.android.gms.maps.GoogleMap
-import com.google.android.gms.maps.model.LatLngBounds
+import com.google.android.libraries.maps.GoogleMap
+import com.google.android.libraries.maps.model.LatLngBounds
 import com.google.android.libraries.places.api.model.Place
+import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.Job
 import kotlinx.coroutines.launch
 import net.vonforst.evmap.api.availability.ChargeLocationStatus
 import net.vonforst.evmap.api.availability.getAvailability
-import net.vonforst.evmap.api.goingelectric.ChargeLocation
-import net.vonforst.evmap.api.goingelectric.ChargepointList
-import net.vonforst.evmap.api.goingelectric.ChargepointListItem
-import net.vonforst.evmap.api.goingelectric.GoingElectricApi
-import net.vonforst.evmap.storage.AppDatabase
-import net.vonforst.evmap.storage.Plug
-import net.vonforst.evmap.storage.PlugRepository
-import net.vonforst.evmap.storage.PreferenceDataSource
+import net.vonforst.evmap.api.goingelectric.*
+import net.vonforst.evmap.storage.*
+import net.vonforst.evmap.ui.cluster
 import retrofit2.Call
 import retrofit2.Callback
 import retrofit2.Response
+import java.io.IOException
 
 data class MapPosition(val bounds: LatLngBounds, val zoom: Float)
 
@@ -52,7 +49,13 @@ class MapViewModel(application: Application, geApiKey: String) : AndroidViewMode
     private val plugs: LiveData<List<Plug>> by lazy {
         PlugRepository(api, viewModelScope, db.plugDao(), prefs).getPlugs()
     }
-    private val filters = getFilters(application, plugs)
+    private val networks: LiveData<List<Network>> by lazy {
+        NetworkRepository(api, viewModelScope, db.networkDao(), prefs).getNetworks()
+    }
+    private val chargeCards: LiveData<List<ChargeCard>> by lazy {
+        ChargeCardRepository(api, viewModelScope, db.chargeCardDao(), prefs).getChargeCards()
+    }
+    private val filters = getFilters(application, plugs, networks, chargeCards)
 
     private val filtersWithValue: LiveData<List<FilterWithValue<out FilterValue>>> by lazy {
         filtersWithValue(filters, filterValues, filtersActive)
@@ -74,9 +77,7 @@ class MapViewModel(application: Application, geApiKey: String) : AndroidViewMode
                 value = Resource.loading(emptyList())
                 listOf(mapPosition, filtersWithValue).forEach {
                     addSource(it) {
-                        val pos = mapPosition.value ?: return@addSource
-                        val filters = filtersWithValue.value ?: return@addSource
-                        loadChargepoints(pos, filters)
+                        reloadChargepoints()
                     }
                 }
             }
@@ -172,6 +173,12 @@ class MapViewModel(application: Application, geApiKey: String) : AndroidViewMode
         }
     }
 
+    fun reloadChargepoints() {
+        val pos = mapPosition.value ?: return
+        val filters = filtersWithValue.value ?: return
+        loadChargepoints(pos, filters)
+    }
+
     private fun loadChargepoints(
         mapPosition: MapPosition,
         filters: List<FilterWithValue<out FilterValue>>
@@ -191,54 +198,110 @@ class MapViewModel(application: Application, geApiKey: String) : AndroidViewMode
         zoom: Float,
         filters: List<FilterWithValue<out FilterValue>>
     ): Resource<List<ChargepointListItem>> {
-        val freecharging =
-            (filters.find { it.value.key == "freecharging" }!!.value as BooleanFilterValue).value
-        val freeparking =
-            (filters.find { it.value.key == "freeparking" }!!.value as BooleanFilterValue).value
-        val minPower =
-            (filters.find { it.value.key == "min_power" }!!.value as SliderFilterValue).value
-        val minConnectors =
-            (filters.find { it.value.key == "min_connectors" }!!.value as SliderFilterValue).value
+        val freecharging = getBooleanValue(filters, "freecharging")
+        val freeparking = getBooleanValue(filters, "freeparking")
+        val minPower = getSliderValue(filters, "min_power")
+        val minConnectors = getSliderValue(filters, "min_connectors")
 
-        val connectorsVal =
-            filters.find { it.value.key == "connectors" }!!.value as MultipleChoiceFilterValue
-        val connectors = if (connectorsVal.all) null else connectorsVal.values.joinToString(",")
+        val connectorsVal = getMultipleChoiceValue(filters, "connectors")
         if (connectorsVal.values.isEmpty() && !connectorsVal.all) {
             // no connectors chosen
             return Resource.success(emptyList())
         }
+        val connectors = formatMultipleChoice(connectorsVal)
+
+        val chargeCardsVal = getMultipleChoiceValue(filters, "chargecards")
+        if (chargeCardsVal.values.isEmpty() && !chargeCardsVal.all) {
+            // no chargeCards chosen
+            return Resource.success(emptyList())
+        }
+        val chargeCards = formatMultipleChoice(chargeCardsVal)
+
+        val networksVal = getMultipleChoiceValue(filters, "networks")
+        if (networksVal.values.isEmpty() && !networksVal.all) {
+            // no networks chosen
+            return Resource.success(emptyList())
+        }
+        val networks = formatMultipleChoice(networksVal)
 
         // do not use clustering if filters need to be applied locally.
-        val useClustering = minConnectors <= 1 && zoom < 13
+        val useClustering = zoom < 13
+        val geClusteringAvailable = minConnectors <= 1
+        val useGeClustering = useClustering && geClusteringAvailable
         val clusterDistance = if (useClustering) getClusterDistance(zoom) else null
 
-        val response = api.getChargepoints(
-            bounds.southwest.latitude, bounds.southwest.longitude,
-            bounds.northeast.latitude, bounds.northeast.longitude,
-            clustering = useClustering, zoom = zoom,
-            clusterDistance = clusterDistance, freecharging = freecharging, minPower = minPower,
-            freeparking = freeparking, plugs = connectors
-        )
-
-        if (!response.isSuccessful || response.body()!!.status != "ok") {
-            return Resource.error(response.message(), chargepoints.value?.data)
-        } else {
-            val data = response.body()!!.chargelocations.filter { it ->
-                // apply filters which GoingElectric does not support natively
-                if (it is ChargeLocation) {
-                    it.chargepoints
-                        .filter { it.power >= minPower }
-                        .filter { if (!connectorsVal.all) it.type in connectorsVal.values else true }
-                        .sumBy { it.count } >= minConnectors
+        var startkey: Int? = null
+        val data = mutableListOf<ChargepointListItem>()
+        do {
+            // load all pages of the response
+            try {
+                val response = api.getChargepoints(
+                    bounds.southwest.latitude,
+                    bounds.southwest.longitude,
+                    bounds.northeast.latitude,
+                    bounds.northeast.longitude,
+                    clustering = useGeClustering,
+                    zoom = zoom,
+                    clusterDistance = clusterDistance,
+                    freecharging = freecharging,
+                    minPower = minPower,
+                    freeparking = freeparking,
+                    plugs = connectors,
+                    chargecards = chargeCards,
+                    networks = networks,
+                    startkey = startkey
+                )
+                if (!response.isSuccessful || response.body()!!.status != "ok") {
+                    return Resource.error(response.message(), chargepoints.value?.data)
                 } else {
-                    true
+                    val body = response.body()!!
+                    data.addAll(body.chargelocations)
+                    startkey = body.startkey
                 }
+            } catch (e: IOException) {
+                return Resource.error(e.message, chargepoints.value?.data)
             }
+        } while (startkey != null && startkey < 10000)
 
-            return Resource.success(data)
+        var result = data.filter { it ->
+            // apply filters which GoingElectric does not support natively
+            if (it is ChargeLocation) {
+                it.chargepoints
+                    .filter { it.power >= minPower }
+                    .filter { if (!connectorsVal.all) it.type in connectorsVal.values else true }
+                    .sumBy { it.count } >= minConnectors
+            } else {
+                true
+            }
         }
+        if (!geClusteringAvailable && useClustering) {
+            // apply local clustering if server side clustering is not available
+            Dispatchers.IO.run {
+                result = cluster(result, zoom, clusterDistance!!)
+            }
+        }
+
+        return Resource.success(result)
     }
 
+    private fun formatMultipleChoice(connectorsVal: MultipleChoiceFilterValue) =
+        if (connectorsVal.all) null else connectorsVal.values.joinToString(",")
+
+    private fun getBooleanValue(
+        filters: List<FilterWithValue<out FilterValue>>,
+        key: String
+    ) = (filters.find { it.value.key == key }!!.value as BooleanFilterValue).value
+
+    private fun getSliderValue(
+        filters: List<FilterWithValue<out FilterValue>>,
+        key: String
+    ) = (filters.find { it.value.key == key }!!.value as SliderFilterValue).value
+
+    private fun getMultipleChoiceValue(
+        filters: List<FilterWithValue<out FilterValue>>,
+        key: String
+    ) = filters.find { it.value.key == key }!!.value as MultipleChoiceFilterValue
+
     private suspend fun loadAvailability(charger: ChargeLocation) {
         availability.value = Resource.loading(null)
         availability.value = getAvailability(charger)

app/src/main/res/drawable/ic_edit.xml

@@ -0,0 +1,10 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:viewportWidth="24"
+    android:viewportHeight="24"
+    android:tint="?attr/colorControlNormal">
+    <path
+        android:fillColor="@android:color/white"
+        android:pathData="M3,17.25V21h3.75L17.81,9.94l-3.75,-3.75L3,17.25zM20.71,7.04c0.39,-0.39 0.39,-1.02 0,-1.41l-2.34,-2.34c-0.39,-0.39 -1.02,-0.39 -1.41,0l-1.83,1.83 3.75,3.75 1.83,-1.83z" />
+</vector>

app/src/main/res/drawable/ic_search.xml

@@ -0,0 +1,10 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:viewportWidth="24"
+    android:viewportHeight="24"
+    android:tint="?attr/colorControlNormal">
+    <path
+        android:fillColor="@android:color/white"
+        android:pathData="M15.5,14h-0.79l-0.28,-0.27C15.41,12.59 16,11.11 16,9.5 16,5.91 13.09,3 9.5,3S3,5.91 3,9.5 5.91,16 9.5,16c1.61,0 3.09,-0.59 4.23,-1.57l0.27,0.28v0.79l5,4.99L20.49,19l-4.99,-5zM9.5,14C7.01,14 5,11.99 5,9.5S7.01,5 9.5,5 14,7.01 14,9.5 11.99,14 9.5,14z" />
+</vector>

app/src/main/res/layout/dialog_multi_select.xml

@@ -0,0 +1,92 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent">
+
+    <TextView
+        android:id="@+id/dialogTitle"
+        style="@style/MaterialAlertDialog.MaterialComponents.Title.Text"
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:layout_marginStart="24dp"
+        android:layout_marginTop="18dp"
+        android:layout_marginEnd="8dp"
+        app:layout_constraintEnd_toStartOf="@+id/btnAll"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent"
+        tools:text="Select Something" />
+
+    <androidx.recyclerview.widget.RecyclerView
+        android:id="@+id/list"
+        android:layout_width="0dp"
+        android:layout_height="0dp"
+        android:layout_marginTop="8dp"
+        app:layout_constraintBottom_toTopOf="@+id/btnOK"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@+id/tilSearch" />
+
+
+    <Button
+        android:id="@+id/btnAll"
+        style="@style/Widget.MaterialComponents.Button.TextButton.Dialog"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:text="@string/all"
+        app:layout_constraintBaseline_toBaselineOf="@+id/dialogTitle"
+        app:layout_constraintEnd_toStartOf="@+id/btnNone" />
+
+    <Button
+        android:id="@+id/btnOK"
+        style="@style/Widget.MaterialComponents.Button.TextButton.Dialog"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginEnd="8dp"
+        android:layout_marginBottom="8dp"
+        android:text="@string/ok"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent" />
+
+    <Button
+        android:id="@+id/btnCancel"
+        style="@style/Widget.MaterialComponents.Button.TextButton.Dialog"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginBottom="8dp"
+        android:text="@string/cancel"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toStartOf="@+id/btnOK" />
+
+    <Button
+        android:id="@+id/btnNone"
+        style="@style/Widget.MaterialComponents.Button.TextButton.Dialog"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginEnd="8dp"
+        android:text="@string/none"
+        app:layout_constraintBaseline_toBaselineOf="@+id/btnAll"
+        app:layout_constraintEnd_toEndOf="parent" />
+
+    <com.google.android.material.textfield.TextInputLayout
+        android:id="@+id/tilSearch"
+        style="@style/Widget.MaterialComponents.TextInputLayout.OutlinedBox.Dense"
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:layout_marginStart="16dp"
+        android:layout_marginTop="8dp"
+        android:layout_marginEnd="16dp"
+        android:hint="@string/search"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@+id/btnAll"
+        app:startIconDrawable="@drawable/ic_search">
+
+        <com.google.android.material.textfield.TextInputEditText
+            android:id="@+id/etSearch"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content" />
+    </com.google.android.material.textfield.TextInputLayout>
+
+</androidx.constraintlayout.widget.ConstraintLayout>

app/src/main/res/layout/dialog_multi_select_item.xml

@@ -0,0 +1,27 @@
+<?xml version="1.0" encoding="utf-8"?>
+<layout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools">
+
+    <data>
+
+        <import type="net.vonforst.evmap.fragment.MultiSelectItem" />
+
+        <variable
+            name="item"
+            type="MultiSelectItem" />
+    </data>
+
+    <CheckBox
+        android:id="@android:id/text1"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:minHeight="?attr/listPreferredItemHeightSmall"
+        android:layout_marginStart="?attr/dialogPreferredPadding"
+        android:layout_marginEnd="?attr/dialogPreferredPadding"
+        android:paddingStart="20dp"
+        android:ellipsize="marquee"
+        android:text="@{item.name}"
+        android:checked="@={item.selected}"
+        tools:text="Item"
+        tools:ignore="RtlSymmetry" />
+</layout>

app/src/main/res/layout/fragment_map.xml

@@ -21,7 +21,7 @@
 
         <fragment
             android:id="@+id/map"
-            android:name="com.google.android.gms.maps.SupportMapFragment"
+            android:name="com.google.android.libraries.maps.SupportMapFragment"
             android:layout_width="match_parent"
             android:layout_height="match_parent"
             tools:context=".MapsActivity" />

app/src/main/res/layout/item_filter_multiple_choice_large.xml

@@ -0,0 +1,70 @@
+<?xml version="1.0" encoding="utf-8"?>
+<layout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools">
+
+    <data>
+
+        <import type="net.vonforst.evmap.viewmodel.MultipleChoiceFilter" />
+
+        <import type="net.vonforst.evmap.viewmodel.MultipleChoiceFilterValue" />
+
+        <import type="net.vonforst.evmap.viewmodel.FilterWithValue" />
+
+        <variable
+            name="item"
+            type="FilterWithValue&lt;MultipleChoiceFilterValue&gt;" />
+
+        <variable
+            name="showingAll"
+            type="boolean" />
+    </data>
+
+    <androidx.constraintlayout.widget.ConstraintLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content">
+
+        <TextView
+            android:id="@+id/textView17"
+            android:layout_width="0dp"
+            android:layout_height="wrap_content"
+            android:layout_marginStart="16dp"
+            android:layout_marginTop="16dp"
+            android:layout_marginEnd="8dp"
+            android:text="@{item.filter.name}"
+            android:textAppearance="@style/TextAppearance.MaterialComponents.Body1"
+            app:layout_constraintEnd_toStartOf="@+id/btnEdit"
+            app:layout_constraintStart_toStartOf="parent"
+            app:layout_constraintTop_toTopOf="parent"
+            tools:text="Networks" />
+
+        <ImageButton
+            android:id="@+id/btnEdit"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_marginTop="16dp"
+            android:layout_marginEnd="16dp"
+            android:layout_marginBottom="16dp"
+            android:background="?selectableItemBackgroundBorderless"
+            android:padding="8dp"
+            app:layout_constraintBottom_toBottomOf="parent"
+            app:layout_constraintEnd_toEndOf="parent"
+            app:layout_constraintTop_toTopOf="parent"
+            app:srcCompat="@drawable/ic_edit"
+            android:contentDescription="@string/edit" />
+
+        <TextView
+            android:id="@+id/textView26"
+            android:layout_width="0dp"
+            android:layout_height="wrap_content"
+            android:layout_marginStart="16dp"
+            android:layout_marginTop="4dp"
+            android:layout_marginEnd="8dp"
+            android:text="@{item.value.all ? @string/all_selected : @string/number_selected(item.value.values.size())}"
+            app:layout_constraintEnd_toStartOf="@+id/btnEdit"
+            app:layout_constraintStart_toStartOf="parent"
+            app:layout_constraintTop_toBottomOf="@+id/textView17"
+            tools:text="4 selected" />
+
+    </androidx.constraintlayout.widget.ConstraintLayout>
+</layout>

app/src/main/res/layout/map_layers.xml

@@ -6,7 +6,7 @@
 
         <import type="net.vonforst.evmap.viewmodel.MapViewModel" />
 
-        <import type="com.google.android.gms.maps.GoogleMap" />
+        <import type="com.google.android.libraries.maps.GoogleMap" />
 
         <variable
             name="vm"

app/src/main/res/values-de/arrays.xml

@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <string-array name="pref_language_names">
+        <item>Gerätesprache verwenden</item>
+        <item>Englisch</item>
+        <item>Deutsch</item>
+    </string-array>
+</resources>

app/src/main/res/values-de/strings.xml

@@ -77,8 +77,21 @@
     <string name="map_traffic">Verkehr</string>
     <string name="faq">FAQ</string>
     <string name="menu_filters_active">Filter aktiv</string>
+    <string name="filters_activated">Filter aktiviert</string>
+    <string name="filters_deactivated">Filter deaktiviert</string>
     <string name="menu_edit_filters">Filter bearbeiten…</string>
     <string name="go_to_chargeprice">Preisvergleich</string>
     <string name="fault_report">Störungsmeldung</string>
     <string name="fault_report_date">Störungsmeldung (Letztes Update: %s)</string>
+    <string name="filter_networks">Verbünde</string>
+    <string name="filter_chargecards">Ladetarife</string>
+    <string name="all_selected">Alle ausgewählt</string>
+    <string name="number_selected">%d ausgewählt</string>
+    <string name="edit">bearbeiten</string>
+    <string name="cancel">Abbrechen</string>
+    <string name="ok">OK</string>
+    <string name="pref_language">Sprache</string>
+    <string name="pref_language_summary">App-Sprache ändern</string>
+    <string name="connection_error">Ladesäulen konnten nicht geladen werden</string>
+    <string name="retry">Wiederholen</string>
 </resources>

app/src/main/res/values/arrays.xml

@@ -0,0 +1,13 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <string-array name="pref_language_names">
+        <item>Device default</item>
+        <item>English</item>
+        <item>German</item>
+    </string-array>
+    <string-array name="pref_language_values" tranlatable="false">
+        <item>default</item>
+        <item>en</item>
+        <item>de</item>
+    </string-array>
+</resources>

app/src/main/res/values/strings.xml

@@ -76,8 +76,21 @@
     <string name="map_traffic">Traffic</string>
     <string name="faq">FAQ</string>
     <string name="menu_filters_active">Filters active</string>
+    <string name="filters_activated">Filters activated</string>
+    <string name="filters_deactivated">Filters deactivated</string>
     <string name="menu_edit_filters">Edit filters…</string>
     <string name="go_to_chargeprice">Compare prices</string>
     <string name="fault_report">Fault report</string>
     <string name="fault_report_date">Fault report (last update: %s)</string>
+    <string name="filter_networks">Networks</string>
+    <string name="filter_chargecards">Payment methods</string>
+    <string name="all_selected">All selected</string>
+    <string name="number_selected">%d selected</string>
+    <string name="edit">edit</string>
+    <string name="cancel">Cancel</string>
+    <string name="ok">OK</string>
+    <string name="pref_language">Language</string>
+    <string name="pref_language_summary">Change the app language</string>
+    <string name="connection_error">Could not load charging stations</string>
+    <string name="retry">Retry</string>
 </resources>

app/src/main/res/xml/settings.xml

@@ -10,6 +10,13 @@
             android:summaryOff="@string/pref_navigate_use_maps_off"
             android:defaultValue="true" />
 
+        <ListPreference
+            android:key="language"
+            android:title="@string/pref_language"
+            android:entries="@array/pref_language_names"
+            android:entryValues="@array/pref_language_values"
+            android:defaultValue="default"
+            android:summary="@string/pref_language_summary" />
 
     </PreferenceCategory>
 </PreferenceScreen>

build.gradle

@@ -25,6 +25,9 @@ allprojects {
         google()
         jcenter()
         maven { url 'https://jitpack.io' }
+        flatDir {
+            dirs 'libs'
+        }
     }
 }