add filters by network and charge card

2026-05-19 12:26:20 -04:00 · 2020-06-04 17:32:20 +02:00
parent 6130b190e1
commit d01371f6e9
10 changed files with 257 additions and 59 deletions
--- a/app/src/main/java/net/vonforst/evmap/api/goingelectric/GoingElectricApi.kt
+++ b/app/src/main/java/net/vonforst/evmap/api/goingelectric/GoingElectricApi.kt
@@ -23,7 +23,9 @@ 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?
    ): Response<ChargepointList>

    @GET("chargepoints/")
@@ -36,7 +38,7 @@ 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
--- a/app/src/main/java/net/vonforst/evmap/api/goingelectric/GoingElectricModel.kt
+++ b/app/src/main/java/net/vonforst/evmap/api/goingelectric/GoingElectricModel.kt
@@ -33,6 +33,12 @@ 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 +269,12 @@ 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
+)
--- a/app/src/main/java/net/vonforst/evmap/storage/ChargeCardDao.kt
+++ b/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()
+    }
+}
--- a/app/src/main/java/net/vonforst/evmap/storage/Database.kt
+++ b/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`))")
+            }
+        }
    }
 }
--- a/app/src/main/java/net/vonforst/evmap/storage/NetworkDao.kt
+++ b/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()
+    }
+}
--- a/app/src/main/java/net/vonforst/evmap/storage/PreferenceDataSource.kt
+++ b/app/src/main/java/net/vonforst/evmap/storage/PreferenceDataSource.kt
@@ -18,4 +18,16 @@ 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()
+        }
 }
--- a/app/src/main/java/net/vonforst/evmap/viewmodel/FilterViewModel.kt
+++ b/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.name 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
+        ),
+        MultipleChoiceFilter(
+            application.getString(R.string.filter_chargecards), "chargecards",
+            chargecardMap
+        )
+    )
+}
+

 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 {
--- a/app/src/main/java/net/vonforst/evmap/viewmodel/MapViewModel.kt
+++ b/app/src/main/java/net/vonforst/evmap/viewmodel/MapViewModel.kt
@@ -9,14 +9,8 @@ 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 retrofit2.Call
 import retrofit2.Callback
 import retrofit2.Response
@@ -52,7 +46,13 @@ 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)
@@ -191,22 +191,31 @@ 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
@@ -217,7 +226,8 @@ class MapViewModel(application: Application, geApiKey: String) : AndroidViewMode
            bounds.northeast.latitude, bounds.northeast.longitude,
            clustering = useClustering, zoom = zoom,
            clusterDistance = clusterDistance, freecharging = freecharging, minPower = minPower,
-            freeparking = freeparking, plugs = connectors
+            freeparking = freeparking, plugs = connectors, chargecards = chargeCards,
+            networks = networks
        )

        if (!response.isSuccessful || response.body()!!.status != "ok") {
@@ -239,6 +249,24 @@ class MapViewModel(application: Application, geApiKey: String) : AndroidViewMode
        }
    }

+    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)
--- a/app/src/main/res/values-de/strings.xml
+++ b/app/src/main/res/values-de/strings.xml
@@ -81,4 +81,6 @@
    <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>
 </resources>
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -80,4 +80,6 @@
    <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>
 </resources>