implement chargeprice feedback dialog

#195

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

@@ -0,0 +1,74 @@
+package net.vonforst.evmap.fragment
+
+import android.os.Bundle
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import android.widget.ArrayAdapter
+import androidx.databinding.DataBindingUtil
+import androidx.fragment.app.Fragment
+import androidx.fragment.app.viewModels
+import androidx.navigation.fragment.findNavController
+import androidx.navigation.fragment.navArgs
+import androidx.navigation.ui.setupWithNavController
+import net.vonforst.evmap.MapsActivity
+import net.vonforst.evmap.R
+import net.vonforst.evmap.databinding.FragmentChargepriceFeedbackBinding
+import net.vonforst.evmap.viewmodel.ChargepriceFeedbackViewModel
+import net.vonforst.evmap.viewmodel.viewModelFactory
+
+class ChargepriceFeedbackFragment : Fragment() {
+
+    private lateinit var binding: FragmentChargepriceFeedbackBinding
+    private val vm: ChargepriceFeedbackViewModel by viewModels(factoryProducer = {
+        viewModelFactory {
+            ChargepriceFeedbackViewModel(
+                requireActivity().application,
+                getString(R.string.chargeprice_key),
+                getString(R.string.chargeprice_api_url)
+            )
+        }
+    })
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+
+        val fragmentArgs: ChargepriceFeedbackFragmentArgs by navArgs()
+        vm.feedbackType.value = fragmentArgs.feedbackType
+        vm.charger.value = fragmentArgs.charger
+        vm.vehicle.value = fragmentArgs.vehicle
+        vm.chargePrices.value = fragmentArgs.chargePrices?.toList()
+        vm.batteryRange.value = fragmentArgs.batteryRange?.toList()
+    }
+
+    override fun onCreateView(
+        inflater: LayoutInflater,
+        container: ViewGroup?,
+        savedInstanceState: Bundle?
+    ): View {
+        binding = DataBindingUtil.inflate(
+            inflater,
+            R.layout.fragment_chargeprice_feedback, container, false
+        )
+        binding.lifecycleOwner = this
+        binding.vm = vm
+        return binding.root
+    }
+
+    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
+        super.onViewCreated(view, savedInstanceState)
+
+        binding.toolbar.setupWithNavController(
+            findNavController(),
+            (requireActivity() as MapsActivity).appBarConfiguration
+        )
+        binding.tariffSpinner.setAdapter(
+            ArrayAdapter<String>(
+                requireContext(),
+                R.layout.item_simple_multiline,
+                R.id.text,
+                mutableListOf()
+            )
+        )
+    }
+}

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

@@ -30,6 +30,7 @@ import net.vonforst.evmap.api.equivalentPlugTypes
 import net.vonforst.evmap.databinding.FragmentChargepriceBinding
 import net.vonforst.evmap.model.Chargepoint
 import net.vonforst.evmap.storage.PreferenceDataSource
+import net.vonforst.evmap.viewmodel.ChargepriceFeedbackType
 import net.vonforst.evmap.viewmodel.ChargepriceViewModel
 import net.vonforst.evmap.viewmodel.Status
 import net.vonforst.evmap.viewmodel.savedStateViewModelFactory
@@ -182,6 +183,9 @@ class ChargepriceFragment : Fragment() {
         binding.btnSettings.setOnClickListener {
             findNavController().navigate(R.id.action_chargeprice_to_chargepriceSettingsFragment)
         }
+        binding.btnFeedbackMissingPrice.setOnClickListener {
+            feedbackMissingPrice()
+        }
 
         binding.batteryRange.setLabelFormatter { value: Float ->
             val fmt = NumberFormat.getNumberInstance()
@@ -202,6 +206,14 @@ class ChargepriceFragment : Fragment() {
                     (activity as? MapsActivity)?.openUrl(getString(R.string.chargeprice_faq_link))
                     true
                 }
+                R.id.menu_feedback_missing_price -> {
+                    feedbackMissingPrice()
+                    true
+                }
+                R.id.menu_feedback_wrong_price -> {
+                    feedbackWrongPrice()
+                    true
+                }
                 else -> false
             }
         }
@@ -235,4 +247,30 @@ class ChargepriceFragment : Fragment() {
         view.setBackgroundColor(MaterialColors.getColor(view, android.R.attr.windowBackground))
     }
 
+    private fun feedbackMissingPrice() {
+        findNavController().navigate(
+            R.id.action_chargeprice_to_chargepriceFeedbackFragment,
+            ChargepriceFeedbackFragmentArgs(
+                ChargepriceFeedbackType.MISSING_PRICE,
+                vm.charger.value,
+                vm.vehicle.value,
+                vm.chargePricesForChargepoint.value?.data?.toTypedArray(),
+                vm.batteryRange.value?.toFloatArray()
+            ).toBundle()
+        )
+    }
+
+    private fun feedbackWrongPrice() {
+        findNavController().navigate(
+            R.id.action_chargeprice_to_chargepriceFeedbackFragment,
+            ChargepriceFeedbackFragmentArgs(
+                ChargepriceFeedbackType.WRONG_PRICE,
+                vm.charger.value,
+                vm.vehicle.value,
+                vm.chargePricesForChargepoint.value?.data?.toTypedArray(),
+                vm.batteryRange.value?.toFloatArray()
+            ).toBundle()
+        )
+    }
+
 }

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

@@ -9,6 +9,8 @@ import android.graphics.drawable.LayerDrawable
 import android.text.SpannableString
 import android.view.View
 import android.view.ViewGroup.MarginLayoutParams
+import android.widget.ArrayAdapter
+import android.widget.AutoCompleteTextView
 import android.widget.ImageView
 import android.widget.TextView
 import androidx.annotation.ColorInt
@@ -128,9 +130,18 @@ fun <T> setRecyclerViewData(recyclerView: RecyclerView, items: List<T>?) {
 }
 
 @BindingAdapter("data")
-fun <T> setRecyclerViewData(recyclerView: ViewPager2, items: List<T>?) {
-    if (recyclerView.adapter is ListAdapter<*, *>) {
-        (recyclerView.adapter as ListAdapter<T, *>).submitList(items)
+fun <T> setViewPager2Data(viewPager: ViewPager2, items: List<T>?) {
+    if (viewPager.adapter is ListAdapter<*, *>) {
+        (viewPager.adapter as ListAdapter<T, *>).submitList(items)
+    }
+}
+
+@BindingAdapter("data")
+fun <T> setAutoCompleteTextViewData(atv: AutoCompleteTextView, items: List<T>?) {
+    if (atv.adapter is ArrayAdapter<*>) {
+        val arrayAdapter = atv.adapter as ArrayAdapter<T>
+        arrayAdapter.clear()
+        items?.let { arrayAdapter.addAll(it) }
     }
 }
 

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

@@ -0,0 +1,129 @@
+package net.vonforst.evmap.viewmodel
+
+import android.app.Application
+import androidx.lifecycle.*
+import kotlinx.coroutines.launch
+import net.vonforst.evmap.R
+import net.vonforst.evmap.api.chargeprice.*
+import net.vonforst.evmap.model.ChargeLocation
+import net.vonforst.evmap.model.Chargepoint
+import net.vonforst.evmap.storage.PreferenceDataSource
+import net.vonforst.evmap.ui.currency
+import java.io.IOException
+
+enum class ChargepriceFeedbackType {
+    MISSING_PRICE, WRONG_PRICE, MISSING_VEHICLE
+}
+
+class ChargepriceFeedbackViewModel(
+    application: Application,
+    chargepriceApiKey: String,
+    chargepriceApiUrl: String
+) :
+    AndroidViewModel(application) {
+    private var api = ChargepriceApi.create(chargepriceApiKey, chargepriceApiUrl)
+    private var prefs = PreferenceDataSource(application)
+
+    // data supplied through fragment args
+    val feedbackType = MutableLiveData<ChargepriceFeedbackType>()
+    val charger = MutableLiveData<ChargeLocation>()
+    val chargepoint = MutableLiveData<Chargepoint>()
+    val vehicle = MutableLiveData<ChargepriceCar>()
+    val chargePrices = MutableLiveData<List<ChargePrice>>()
+    val batteryRange = MutableLiveData<List<Float>>()
+
+    // data input by user
+    val tariff = MutableLiveData<String>()
+    val price = MutableLiveData<String>()
+    val notes = MutableLiveData<String>()
+    val email = MutableLiveData<String>()
+
+    val loading = MutableLiveData<Boolean>().apply { value = false }
+
+    val chargePricesStrings = chargePrices.map {
+        it.map {
+            val name = if (!it.tariffName.lowercase().startsWith(it.provider.lowercase())) {
+                "${it.provider} ${it.tariffName}"
+            } else it.tariffName
+            val price = application.getString(
+                R.string.charge_price_format,
+                it.chargepointPrices[0].price,
+                currency(it.currency)
+            )
+            "$name: $price"
+        }.toList()
+    }
+
+    private val feedback = MediatorLiveData<ChargepriceUserFeedback>().apply {
+        listOf(
+            feedbackType,
+            charger,
+            chargepoint,
+            vehicle,
+            chargePrices,
+            tariff,
+            price,
+            notes,
+            email
+        ).forEach {
+            addSource(it) {
+                try {
+                    value = when (feedbackType.value!!) {
+                        ChargepriceFeedbackType.MISSING_PRICE -> {
+                            ChargepriceMissingPriceFeedback(
+                                tariff.value ?: "",
+                                charger.value?.network?.take(200) ?: "",
+                                price.value ?: "",
+                                charger.value?.let { ChargepriceApi.getPoiUrl(it) } ?: "",
+                                notes.value ?: "",
+                                email.value ?: "",
+                                getChargepriceContext(),
+                                ChargepriceApi.getChargepriceLanguage()
+                            )
+                        }
+                        ChargepriceFeedbackType.WRONG_PRICE -> {
+                            ChargepriceWrongPriceFeedback(
+                                "",  // TODO: dropdown value
+                                charger.value?.network?.take(200) ?: "",
+                                "",  // TODO: dropdown value
+                                price.value ?: "",
+                                charger.value?.let { ChargepriceApi.getPoiUrl(it) } ?: "",
+                                notes.value ?: "",
+                                email.value ?: "",
+                                getChargepriceContext(),
+                                ChargepriceApi.getChargepriceLanguage()
+                            )
+                        }
+                        ChargepriceFeedbackType.MISSING_VEHICLE -> {
+                            TODO()
+                        }
+                    }
+                } catch (e: IllegalArgumentException) {
+                    value = null
+                }
+            }
+        }
+    }
+
+    val formValid = feedback.map { it != null }
+
+    fun sendFeedback() {
+        val feedback = feedback.value ?: return
+        viewModelScope.launch {
+            loading.value = true
+            try {
+                api.userFeedback(feedback)
+            } catch (e: IOException) {
+
+            }
+            loading.value = false
+        }
+    }
+
+    private fun getChargepriceContext(): String {
+        val result = StringBuilder()
+        vehicle.value?.let { result.append("Vehicle: ${it.brand} ${it.name}\n") }
+        batteryRange.value?.let { result.append("Battery SOC: ${it[0]} to ${it[1]}\n") }
+        return result.toString()
+    }
+}

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

@@ -168,7 +168,8 @@
                     app:layout_constraintStart_toStartOf="parent"
                     app:layout_constraintTop_toBottomOf="@+id/battery_range"
                     tools:itemCount="3"
-                    tools:listitem="@layout/item_chargeprice" />
+                    tools:listitem="@layout/item_chargeprice"
+                    tools:visibility="invisible" />
 
                 <TextView
                     android:id="@+id/textView8"
@@ -179,10 +180,11 @@
                     android:gravity="center_horizontal"
                     android:text="@string/chargeprice_no_tariffs_found"
                     app:goneUnless="@{vm.chargePricesForChargepoint.status == Status.SUCCESS &amp;&amp; vm.chargePricesForChargepoint.data.size() == 0}"
-                    app:layout_constraintBottom_toBottomOf="parent"
+                    app:layout_constraintBottom_toTopOf="@+id/btnFeedbackMissingPrice"
                     app:layout_constraintEnd_toEndOf="parent"
                     app:layout_constraintStart_toStartOf="@+id/charge_prices_list"
-                    app:layout_constraintTop_toTopOf="@+id/charge_prices_list" />
+                    app:layout_constraintTop_toTopOf="@+id/charge_prices_list"
+                    app:layout_constraintVertical_chainStyle="packed" />
 
                 <TextView
                     android:id="@+id/textView9"
@@ -237,6 +239,20 @@
                     app:layout_constraintStart_toStartOf="parent"
                     app:layout_constraintTop_toBottomOf="@+id/textView3" />
 
+                <Button
+                    android:id="@+id/btnFeedbackMissingPrice"
+                    style="@style/Widget.Material3.Button.TonalButton"
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:layout_marginStart="16dp"
+                    android:layout_marginTop="16dp"
+                    android:text="@string/chargeprice_feedback_missing_price"
+                    app:goneUnless="@{vm.chargePricesForChargepoint.status == Status.SUCCESS &amp;&amp; vm.chargePricesForChargepoint.data.size() == 0}"
+                    app:layout_constraintBottom_toBottomOf="parent"
+                    app:layout_constraintEnd_toEndOf="parent"
+                    app:layout_constraintStart_toStartOf="parent"
+                    app:layout_constraintTop_toBottomOf="@+id/textView8" />
+
             </androidx.constraintlayout.widget.ConstraintLayout>
 
         </androidx.core.widget.NestedScrollView>

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

@@ -0,0 +1,209 @@
+<?xml version="1.0" encoding="utf-8"?>
+<layout xmlns:tools="http://schemas.android.com/tools"
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto">
+
+    <data>
+
+        <import type="net.vonforst.evmap.viewmodel.ChargepriceFeedbackViewModel" />
+
+        <import type="net.vonforst.evmap.viewmodel.ChargepriceFeedbackType" />
+
+        <variable
+            name="vm"
+            type="ChargepriceFeedbackViewModel" />
+    </data>
+
+    <androidx.constraintlayout.widget.ConstraintLayout
+        android:layout_width="match_parent"
+        android:layout_height="match_parent">
+
+        <ProgressBar
+            android:id="@+id/progressBar"
+            style="?android:attr/progressBarStyle"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            app:layout_constraintBottom_toBottomOf="parent"
+            app:layout_constraintEnd_toEndOf="parent"
+            app:layout_constraintHorizontal_bias="0.5"
+            app:layout_constraintStart_toStartOf="parent"
+            app:layout_constraintTop_toTopOf="parent"
+            app:goneUnless="@{vm.loading}" />
+
+        <com.google.android.material.appbar.AppBarLayout
+            android:id="@+id/toolbar_container"
+            android:layout_width="0dp"
+            android:layout_height="wrap_content"
+            android:fitsSystemWindows="true"
+            app:layout_constraintEnd_toEndOf="parent"
+            app:layout_constraintStart_toStartOf="parent"
+            app:layout_constraintTop_toTopOf="parent"
+            app:liftOnScroll="true">
+
+            <com.google.android.material.appbar.MaterialToolbar
+                android:id="@+id/toolbar"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content" />
+
+        </com.google.android.material.appbar.AppBarLayout>
+
+        <ScrollView
+            android:id="@+id/scrollView2"
+            android:layout_width="0dp"
+            android:layout_height="0dp"
+            android:fillViewport="true"
+            app:layout_constraintBottom_toBottomOf="parent"
+            app:layout_constraintEnd_toEndOf="parent"
+            app:layout_constraintStart_toStartOf="parent"
+            app:layout_constraintTop_toBottomOf="@+id/toolbar_container"
+            app:goneUnless="@{!vm.loading}">
+
+            <androidx.constraintlayout.widget.ConstraintLayout
+                android:id="@+id/mainLayout"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content">
+
+
+                <TextView
+                    android:id="@+id/txtCPO"
+                    android:layout_width="0dp"
+                    android:layout_height="wrap_content"
+                    android:layout_marginStart="16dp"
+                    android:layout_marginTop="16dp"
+                    android:layout_marginEnd="16dp"
+                    android:text="@{@string/chargeprice_feedback_cpo(vm.charger.network)}"
+                    android:textAppearance="@style/TextAppearance.Material3.BodyLarge"
+                    app:goneUnless="@{vm.charger.network != null &amp;&amp; vm.feedbackType == ChargepriceFeedbackType.MISSING_PRICE}"
+                    app:layout_constraintEnd_toEndOf="parent"
+                    app:layout_constraintStart_toStartOf="parent"
+                    app:layout_constraintTop_toTopOf="parent"
+                    tools:text="@string/chargeprice_feedback_cpo" />
+
+                <com.google.android.material.textfield.TextInputLayout
+                    android:id="@+id/input_tariff"
+                    android:layout_width="0dp"
+                    android:layout_height="wrap_content"
+                    android:layout_marginStart="16dp"
+                    android:layout_marginTop="16dp"
+                    android:layout_marginEnd="16dp"
+                    app:counterEnabled="true"
+                    app:counterMaxLength="100"
+                    app:goneUnless="@{vm.feedbackType == ChargepriceFeedbackType.MISSING_PRICE}"
+                    app:layout_constraintEnd_toEndOf="parent"
+                    app:layout_constraintStart_toStartOf="parent"
+                    app:layout_constraintTop_toBottomOf="@id/txtCPO">
+
+                    <com.google.android.material.textfield.TextInputEditText
+                        android:layout_width="match_parent"
+                        android:layout_height="wrap_content"
+                        android:hint="@string/chargeprice_feedback_tariff"
+                        android:maxLength="100"
+                        android:text="@={vm.tariff}" />
+                </com.google.android.material.textfield.TextInputLayout>
+
+                <com.google.android.material.textfield.TextInputLayout
+                    android:id="@+id/input_tariff_spinner"
+                    style="@style/Widget.Material3.TextInputLayout.OutlinedBox.ExposedDropdownMenu"
+                    android:layout_width="0dp"
+                    android:layout_height="wrap_content"
+                    android:layout_marginStart="16dp"
+                    android:layout_marginTop="16dp"
+                    android:layout_marginEnd="16dp"
+                    app:goneUnless="@{vm.feedbackType == ChargepriceFeedbackType.WRONG_PRICE}"
+                    app:layout_constraintEnd_toEndOf="parent"
+                    app:layout_constraintStart_toStartOf="parent"
+                    app:layout_constraintTop_toBottomOf="@id/input_tariff">
+
+                    <com.google.android.material.textfield.MaterialAutoCompleteTextView
+                        android:id="@+id/tariff_spinner"
+                        android:layout_width="match_parent"
+                        android:layout_height="wrap_content"
+                        android:hint="@string/chargeprice_feedback_tariff"
+                        android:inputType="none"
+                        app:data="@{vm.chargePricesStrings}" />
+
+                </com.google.android.material.textfield.TextInputLayout>
+
+                <com.google.android.material.textfield.TextInputLayout
+                    android:id="@+id/input_price"
+                    android:layout_width="0dp"
+                    android:layout_height="wrap_content"
+                    android:layout_marginStart="16dp"
+                    android:layout_marginTop="8dp"
+                    android:layout_marginEnd="16dp"
+                    app:counterEnabled="true"
+                    app:counterMaxLength="100"
+                    app:layout_constraintEnd_toEndOf="parent"
+                    app:layout_constraintStart_toStartOf="parent"
+                    app:layout_constraintTop_toBottomOf="@id/input_tariff_spinner">
+
+                    <com.google.android.material.textfield.TextInputEditText
+                        android:layout_width="match_parent"
+                        android:layout_height="wrap_content"
+                        android:hint="@string/chargeprice_feedback_price"
+                        android:maxLength="100"
+                        android:text="@={vm.price}" />
+                </com.google.android.material.textfield.TextInputLayout>
+
+
+                <com.google.android.material.textfield.TextInputLayout
+                    android:id="@+id/input_comment"
+                    android:layout_width="0dp"
+                    android:layout_height="wrap_content"
+                    android:layout_marginStart="16dp"
+                    android:layout_marginTop="8dp"
+                    android:layout_marginEnd="16dp"
+                    app:counterEnabled="true"
+                    app:counterMaxLength="1000"
+                    app:layout_constraintEnd_toEndOf="parent"
+                    app:layout_constraintStart_toStartOf="parent"
+                    app:layout_constraintTop_toBottomOf="@id/input_price">
+
+                    <com.google.android.material.textfield.TextInputEditText
+                        android:layout_width="match_parent"
+                        android:layout_height="160dp"
+                        android:gravity="top"
+                        android:hint="@string/chargeprice_feedback_comment"
+                        android:inputType="textMultiLine"
+                        android:maxLength="1000"
+                        android:text="@={vm.notes}" />
+                </com.google.android.material.textfield.TextInputLayout>
+
+                <com.google.android.material.textfield.TextInputLayout
+                    android:id="@+id/input_email"
+                    android:layout_width="0dp"
+                    android:layout_height="wrap_content"
+                    android:layout_marginStart="16dp"
+                    android:layout_marginTop="8dp"
+                    android:layout_marginEnd="16dp"
+                    app:counterEnabled="true"
+                    app:counterMaxLength="100"
+                    app:layout_constraintEnd_toEndOf="parent"
+                    app:layout_constraintStart_toStartOf="parent"
+                    app:layout_constraintTop_toBottomOf="@id/input_comment">
+
+                    <com.google.android.material.textfield.TextInputEditText
+                        android:layout_width="match_parent"
+                        android:layout_height="wrap_content"
+                        android:hint="@string/chargeprice_feedback_email"
+                        android:inputType="textEmailAddress"
+                        android:maxLength="100"
+                        android:text="@={vm.email}" />
+                </com.google.android.material.textfield.TextInputLayout>
+
+                <Button
+                    android:id="@+id/btnSend"
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:layout_marginTop="16dp"
+                    android:layout_marginEnd="16dp"
+                    android:onClick="@{(view) -> vm.sendFeedback()}"
+                    android:enabled="@{vm.formValid}"
+                    android:text="@string/chargeprice_feedback_send"
+                    app:layout_constraintEnd_toEndOf="parent"
+                    app:layout_constraintTop_toBottomOf="@+id/input_email" />
+
+            </androidx.constraintlayout.widget.ConstraintLayout>
+        </ScrollView>
+    </androidx.constraintlayout.widget.ConstraintLayout>
+</layout>

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

@@ -0,0 +1,19 @@
+<?xml version="1.0" encoding="utf-8"?>
+<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:paddingBottom="13dp"
+    android:paddingTop="13dp"
+    android:paddingLeft="16dp"
+    android:paddingRight="16dp">
+
+    <TextView
+        android:id="@+id/text"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:ellipsize="end"
+        android:maxLines="3"
+        android:textAppearance="?attr/textAppearanceBodyLarge"
+        tools:text="Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam" />
+</FrameLayout>

app/src/main/res/menu/chargeprice.xml

@@ -6,6 +6,16 @@
         android:id="@+id/menu_help"
         android:icon="@drawable/ic_help"
         android:title="@string/help"
-        app:showAsAction="always" />
+        app:showAsAction="ifRoom" />
+
+    <item
+        android:id="@+id/menu_feedback_missing_price"
+        android:title="@string/chargeprice_feedback_missing_price"
+        app:showAsAction="never" />
+
+    <item
+        android:id="@+id/menu_feedback_wrong_price"
+        android:title="@string/chargeprice_feedback_wrong_price"
+        app:showAsAction="never" />
 
 </menu>

app/src/main/res/navigation/nav_graph.xml

@@ -124,6 +124,13 @@
             app:enterAnim="@animator/nav_default_enter_anim"
             app:popEnterAnim="@animator/nav_default_enter_anim"
             app:popExitAnim="@animator/nav_default_exit_anim" />
+        <action
+            android:id="@+id/action_chargeprice_to_chargepriceFeedbackFragment"
+            app:destination="@id/chargeprice_feedback"
+            app:exitAnim="@animator/nav_default_exit_anim"
+            app:enterAnim="@animator/nav_default_enter_anim"
+            app:popEnterAnim="@animator/nav_default_enter_anim"
+            app:popExitAnim="@animator/nav_default_exit_anim" />
         <action
             android:id="@+id/action_chargeprice_to_donateFragment"
             app:destination="@id/donate" />
@@ -131,6 +138,31 @@
             android:name="charger"
             app:argType="net.vonforst.evmap.model.ChargeLocation" />
     </fragment>
+    <fragment
+        android:id="@+id/chargeprice_feedback"
+        android:name="net.vonforst.evmap.fragment.ChargepriceFeedbackFragment"
+        android:label="@string/chargeprice_feedback"
+        tools:layout="@layout/fragment_chargeprice_feedback">
+        <argument
+            android:name="feedbackType"
+            app:argType="net.vonforst.evmap.viewmodel.ChargepriceFeedbackType" />
+        <argument
+            android:name="charger"
+            app:argType="net.vonforst.evmap.model.ChargeLocation"
+            app:nullable="true" />
+        <argument
+            android:name="vehicle"
+            app:argType="net.vonforst.evmap.api.chargeprice.ChargepriceCar"
+            app:nullable="true" />
+        <argument
+            android:name="chargePrices"
+            app:argType="net.vonforst.evmap.api.chargeprice.ChargePrice[]"
+            app:nullable="true" />
+        <argument
+            android:name="batteryRange"
+            app:argType="float[]"
+            app:nullable="true" />
+    </fragment>
     <fragment
         android:id="@+id/donate"
         android:name="net.vonforst.evmap.fragment.DonateFragment"

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

@@ -270,4 +270,13 @@
     <string name="pref_provider_osm_mapbox">OpenStreetMap (Mapbox)</string>
     <string name="about_contributors">Mitwirkende</string>
     <string name="about_contributors_text">Dank an alle Mitwirkenden für ihre Beiträge von Code und Übersetzungen für EVMap:</string>
+    <string name="chargeprice_feedback">Feedback</string>
+    <string name="chargeprice_feedback_missing_price">Fehlenden Preis melden</string>
+    <string name="chargeprice_feedback_wrong_price">Falschen Preis melden</string>
+    <string name="chargeprice_feedback_email">E-Mail-Adresse für Rückfragen</string>
+    <string name="chargeprice_feedback_comment">Weitere Infos</string>
+    <string name="chargeprice_feedback_price">Preis (pro kWh, Minute, etc.)</string>
+    <string name="chargeprice_feedback_cpo">Betreiber der Station (CPO): %s</string>
+    <string name="chargeprice_feedback_tariff">Anbieter bzw. Tarif</string>
+    <string name="chargeprice_feedback_send">Absenden</string>
 </resources>

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

@@ -269,4 +269,13 @@
     <string name="pref_provider_osm_mapbox">OpenStreetMap (Mapbox)</string>
     <string name="about_contributors">Contributors</string>
     <string name="about_contributors_text">Thanks to all contributors for their coding and translation contributions to EVMap:</string>
+    <string name="chargeprice_feedback">Feedback</string>
+    <string name="chargeprice_feedback_missing_price">Report missing price</string>
+    <string name="chargeprice_feedback_wrong_price">Report incorrect price</string>
+    <string name="chargeprice_feedback_email">Email address for further questions</string>
+    <string name="chargeprice_feedback_comment">Other details</string>
+    <string name="chargeprice_feedback_price">Price (per kWh, minute, etc.)</string>
+    <string name="chargeprice_feedback_cpo">Station operator (CPO): %s</string>
+    <string name="chargeprice_feedback_tariff">Provider / plan</string>
+    <string name="chargeprice_feedback_send">Submit</string>
 </resources>