From ca97c46120b3ce298bfd72bfeb208aa136076ea3 Mon Sep 17 00:00:00 2001
From: Amit Kumar <amitkma@e.email>
Date: Fri, 7 May 2021 00:10:39 +0530
Subject: Add mapview to pick location from map

---
 .idea/codeStyles/Project.xml                       |   9 -
 .idea/misc.xml                                     |   2 +-
 app/src/main/AndroidManifest.xml                   |   3 +
 .../features/location/FakeLocationFragment.kt      | 221 ++++++++++++++++++---
 .../features/location/FakeLocationMapView.kt       |  45 +++++
 app/src/main/res/drawable/ic_map_marker_blue.xml   |  11 +
 app/src/main/res/drawable/ic_map_marker_red.xml    |  28 +++
 app/src/main/res/layout/fragment_fake_location.xml |  12 +-
 app/src/main/res/values/strings.xml                |   2 +
 load-properties.gradle                             |   4 +-
 10 files changed, 295 insertions(+), 42 deletions(-)
 create mode 100644 app/src/main/java/foundation/e/privacycentralapp/features/location/FakeLocationMapView.kt
 create mode 100644 app/src/main/res/drawable/ic_map_marker_blue.xml
 create mode 100644 app/src/main/res/drawable/ic_map_marker_red.xml

diff --git a/.idea/codeStyles/Project.xml b/.idea/codeStyles/Project.xml
index c274a62..e74304f 100644
--- a/.idea/codeStyles/Project.xml
+++ b/.idea/codeStyles/Project.xml
@@ -23,15 +23,6 @@
           <package name="kotlinx.android.synthetic" alias="false" withSubpackages="true" />
         </value>
       </option>
-      <option name="PACKAGES_IMPORT_LAYOUT">
-        <value>
-          <package name="" alias="false" withSubpackages="true" />
-          <package name="java" alias="false" withSubpackages="true" />
-          <package name="javax" alias="false" withSubpackages="true" />
-          <package name="kotlin" alias="false" withSubpackages="true" />
-          <package name="" alias="true" withSubpackages="true" />
-        </value>
-      </option>
       <option name="NAME_COUNT_TO_USE_STAR_IMPORT" value="2147483647" />
       <option name="NAME_COUNT_TO_USE_STAR_IMPORT_FOR_MEMBERS" value="2147483647" />
       <option name="CODE_STYLE_DEFAULTS" value="KOTLIN_OFFICIAL" />
diff --git a/.idea/misc.xml b/.idea/misc.xml
index 2f6c31d..563869c 100644
--- a/.idea/misc.xml
+++ b/.idea/misc.xml
@@ -45,7 +45,7 @@
       </value>
     </option>
   </component>
-  <component name="ProjectRootManager" version="2" languageLevel="JDK_1_8" default="true" project-jdk-name="1.8" project-jdk-type="JavaSDK">
+  <component name="ProjectRootManager" version="2" languageLevel="JDK_1_8" default="false" project-jdk-name="1.8" project-jdk-type="JavaSDK">
     <output url="file://$PROJECT_DIR$/build/classes" />
   </component>
   <component name="ProjectType">
diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index 2c3b055..74c226c 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -2,6 +2,9 @@
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
     package="foundation.e.privacycentralapp">
 
+    <uses-permission android:name="android.permission.ACCESS_COARSE_LOCATION"/>
+    <uses-permission android:name="android.permission.ACCESS_FINE_LOCATION"/>
+
     <application
         android:name=".PrivacyCentralApplication"
         android:allowBackup="true"
diff --git a/app/src/main/java/foundation/e/privacycentralapp/features/location/FakeLocationFragment.kt b/app/src/main/java/foundation/e/privacycentralapp/features/location/FakeLocationFragment.kt
index 5b58293..24ea426 100644
--- a/app/src/main/java/foundation/e/privacycentralapp/features/location/FakeLocationFragment.kt
+++ b/app/src/main/java/foundation/e/privacycentralapp/features/location/FakeLocationFragment.kt
@@ -17,31 +17,72 @@
 
 package foundation.e.privacycentralapp.features.location
 
+import android.annotation.SuppressLint
+import android.content.Context
 import android.os.Bundle
 import android.text.Editable
 import android.util.Log
+import android.view.Gravity
 import android.view.View
+import android.view.ViewGroup
 import android.widget.Button
+import android.widget.FrameLayout
 import android.widget.ImageView
 import android.widget.RadioButton
 import android.widget.Toast
 import android.widget.Toolbar
+import androidx.annotation.NonNull
+import androidx.core.content.res.ResourcesCompat
 import androidx.fragment.app.Fragment
 import androidx.fragment.app.viewModels
 import androidx.lifecycle.lifecycleScope
 import com.google.android.material.textfield.TextInputLayout
+import com.mapbox.android.core.permissions.PermissionsListener
+import com.mapbox.android.core.permissions.PermissionsManager
+import com.mapbox.mapboxsdk.Mapbox
+import com.mapbox.mapboxsdk.geometry.LatLng
+import com.mapbox.mapboxsdk.location.LocationComponent
+import com.mapbox.mapboxsdk.location.LocationComponentActivationOptions
+import com.mapbox.mapboxsdk.location.modes.CameraMode
+import com.mapbox.mapboxsdk.location.modes.RenderMode
+import com.mapbox.mapboxsdk.maps.MapboxMap
+import com.mapbox.mapboxsdk.maps.OnMapReadyCallback
+import com.mapbox.mapboxsdk.maps.Style
+import com.mapbox.mapboxsdk.style.layers.Property.NONE
+import com.mapbox.mapboxsdk.style.layers.PropertyFactory.iconAllowOverlap
+import com.mapbox.mapboxsdk.style.layers.PropertyFactory.iconIgnorePlacement
+import com.mapbox.mapboxsdk.style.layers.PropertyFactory.iconImage
+import com.mapbox.mapboxsdk.style.layers.PropertyFactory.visibility
+import com.mapbox.mapboxsdk.style.layers.SymbolLayer
+import com.mapbox.mapboxsdk.style.sources.GeoJsonSource
 import foundation.e.flowmvi.MVIView
 import foundation.e.privacycentralapp.R
 import foundation.e.privacycentralapp.dummy.LocationMode
 import kotlinx.coroutines.flow.Flow
+import kotlinx.coroutines.flow.MutableStateFlow
+import kotlinx.coroutines.flow.asStateFlow
 import kotlinx.coroutines.flow.collect
+import kotlinx.coroutines.launch
 
 class FakeLocationFragment :
     Fragment(R.layout.fragment_fake_location),
-    MVIView<FakeLocationFeature.State, FakeLocationFeature.Action> {
+    MVIView<FakeLocationFeature.State, FakeLocationFeature.Action>,
+    PermissionsListener {
 
+    private lateinit var permissionsManager: PermissionsManager
     private val viewModel: FakeLocationViewModel by viewModels()
 
+    private lateinit var mapView: FakeLocationMapView
+    private lateinit var mapboxMap: MapboxMap
+    private var hoveringMarker: ImageView? = null
+
+    private var mutableLatLongFlow = MutableStateFlow(LatLng())
+    private var latLong = mutableLatLongFlow.asStateFlow()
+
+    companion object {
+        private const val DROPPED_MARKER_LAYER_ID = "DROPPED_MARKER_LAYER_ID"
+    }
+
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
         lifecycleScope.launchWhenStarted {
@@ -62,6 +103,11 @@ class FakeLocationFragment :
         }
     }
 
+    override fun onAttach(context: Context) {
+        super.onAttach(context)
+        Mapbox.getInstance(requireContext(), getString(R.string.mapbox_key))
+    }
+
     private fun displayToast(message: String) {
         Toast.makeText(requireContext(), message, Toast.LENGTH_SHORT)
             .show()
@@ -71,10 +117,38 @@ class FakeLocationFragment :
         super.onViewCreated(view, savedInstanceState)
         val toolbar = view.findViewById<Toolbar>(R.id.toolbar)
         setupToolbar(toolbar)
+        mapView = view.findViewById<FakeLocationMapView>(R.id.mapView)
+            .setup(savedInstanceState) { mapboxMap ->
+                this.mapboxMap = mapboxMap
+                mapboxMap.setStyle(Style.MAPBOX_STREETS) { style ->
+                    enableLocationPlugin(style)
+
+                    hoveringMarker = ImageView(requireContext())
+                        .apply {
+                            setImageResource(R.drawable.mapbox_marker_icon_default)
+                            val params = FrameLayout.LayoutParams(
+                                ViewGroup.LayoutParams.WRAP_CONTENT,
+                                ViewGroup.LayoutParams.WRAP_CONTENT, Gravity.CENTER
+                            )
+                            layoutParams = params
+                        }
+                    mapView.addView(hoveringMarker)
+                    initDroppedMarker(style)
+                    mapboxMap.addOnCameraMoveListener {
+                        mutableLatLongFlow.value = mapboxMap.cameraPosition.target
+                    }
+                    mapboxMap.addOnCameraIdleListener { Log.d("Mapview", "camera move ended") }
+                }
+            }
         bindClickListeners(view)
     }
 
     private fun bindClickListeners(fragmentView: View) {
+        val latEditText =
+            fragmentView.findViewById<TextInputLayout>(R.id.edittext_latitude).editText
+        val longEditText =
+            fragmentView.findViewById<TextInputLayout>(R.id.edittext_longitude).editText
+
         fragmentView.let {
             it.findViewById<RadioButton>(R.id.radio_use_real_location)
                 .setOnClickListener { radioButton ->
@@ -90,15 +164,20 @@ class FakeLocationFragment :
                 }
             it.findViewById<Button>(R.id.button_add_location)
                 .setOnClickListener {
-                    val latitude =
-                        fragmentView.findViewById<TextInputLayout>(R.id.edittext_latitude).editText?.text.toString()
-                            .toDouble()
-                    val longitude =
-                        fragmentView.findViewById<TextInputLayout>(R.id.edittext_longitude).editText?.text.toString()
-                            .toDouble()
+                    val latitude = latEditText?.text.toString().toDouble()
+                    val longitude = longEditText?.text.toString().toDouble()
                     saveSpecificLocation(latitude, longitude)
                 }
         }
+
+        lifecycleScope.launch {
+            latLong.collect {
+                latEditText?.text =
+                    Editable.Factory.getInstance().newEditable(it.latitude.toString())
+                longEditText?.text =
+                    Editable.Factory.getInstance().newEditable(it.longitude.toString())
+            }
+        }
     }
 
     private fun saveSpecificLocation(latitude: Double, longitude: Double) {
@@ -144,28 +223,10 @@ class FakeLocationFragment :
                                 (state.location.mode == LocationMode.RANDOM_LOCATION)
                             it.findViewById<RadioButton>(R.id.radio_use_real_location).isChecked =
                                 (state.location.mode == LocationMode.REAL_LOCATION)
-                            it.findViewById<ImageView>(R.id.dummy_img_map).visibility = View.GONE
-                            it.findViewById<TextInputLayout>(R.id.edittext_latitude).visibility =
-                                View.GONE
-                            it.findViewById<TextInputLayout>(R.id.edittext_longitude).visibility =
-                                View.GONE
-                            it.findViewById<Button>(R.id.button_add_location).visibility = View.GONE
                         }
                     LocationMode.CUSTOM_LOCATION -> view?.let {
                         it.findViewById<RadioButton>(R.id.radio_use_specific_location).isChecked =
                             true
-                        it.findViewById<ImageView>(R.id.dummy_img_map).visibility = View.VISIBLE
-                        it.findViewById<TextInputLayout>(R.id.edittext_latitude).apply {
-                            visibility = View.VISIBLE
-                            editText?.text = Editable.Factory.getInstance()
-                                .newEditable(state.location.latitude.toString())
-                        }
-                        it.findViewById<TextInputLayout>(R.id.edittext_longitude).apply {
-                            visibility = View.VISIBLE
-                            editText?.text = Editable.Factory.getInstance()
-                                .newEditable(state.location.longitude.toString())
-                        }
-                        it.findViewById<Button>(R.id.button_add_location).visibility = View.VISIBLE
                     }
                 }
             }
@@ -175,4 +236,114 @@ class FakeLocationFragment :
     }
 
     override fun actions(): Flow<FakeLocationFeature.Action> = viewModel.actions
+
+    @SuppressLint("MissingPermission")
+    private fun enableLocationPlugin(@NonNull loadedMapStyle: Style) {
+        // Check if permissions are enabled and if not request
+        if (PermissionsManager.areLocationPermissionsGranted(requireContext())) {
+
+            val locationComponent: LocationComponent = mapboxMap.locationComponent
+            locationComponent.activateLocationComponent(
+                LocationComponentActivationOptions.builder(
+                    requireContext(), loadedMapStyle
+                ).build()
+            )
+            locationComponent.isLocationComponentEnabled = true
+            locationComponent.cameraMode = CameraMode.TRACKING
+            locationComponent.renderMode = RenderMode.NORMAL
+        } else {
+            permissionsManager = PermissionsManager(this)
+            permissionsManager.requestLocationPermissions(requireActivity())
+        }
+    }
+
+    private fun initDroppedMarker(loadedMapStyle: Style) {
+        // Add the marker image to map
+        loadedMapStyle.apply {
+            ResourcesCompat.getDrawable(
+                resources,
+                R.drawable.ic_map_marker_blue,
+                requireContext().theme
+            )
+                ?.let {
+                    addImage(
+                        "dropped-icon-image",
+                        it
+                    )
+                }
+            addSource(GeoJsonSource("dropped-marker-source-id"))
+            addLayer(
+                SymbolLayer(
+                    DROPPED_MARKER_LAYER_ID,
+                    "dropped-marker-source-id"
+                ).apply {
+                    setProperties(
+                        iconImage("dropped-icon-image"),
+                        visibility(NONE),
+                        iconAllowOverlap(true),
+                        iconIgnorePlacement(true)
+                    )
+                }
+            )
+        }
+    }
+
+    override fun onStart() {
+        super.onStart()
+        mapView.onStart()
+    }
+
+    override fun onResume() {
+        super.onResume()
+        mapView.onResume()
+    }
+
+    override fun onPause() {
+        super.onPause()
+        mapView.onPause()
+    }
+
+    override fun onStop() {
+        super.onStop()
+        mapView.onStop()
+    }
+
+    override fun onLowMemory() {
+        super.onLowMemory()
+        mapView.onLowMemory()
+    }
+
+    override fun onDestroyView() {
+        super.onDestroyView()
+        mapView.onDestroy()
+    }
+
+    override fun onExplanationNeeded(permissionsToExplain: MutableList<String>?) {
+        Toast.makeText(
+            requireContext(),
+            R.string.user_location_permission_explanation,
+            Toast.LENGTH_LONG
+        ).show()
+    }
+
+    override fun onPermissionResult(granted: Boolean) {
+        if (granted) {
+            val style = mapboxMap.style
+            if (style != null) {
+                enableLocationPlugin(style)
+            }
+        } else {
+            Toast.makeText(
+                requireContext(),
+                R.string.user_location_permission_not_granted,
+                Toast.LENGTH_LONG
+            ).show()
+        }
+    }
 }
+
+fun FakeLocationMapView.setup(savedInstanceState: Bundle?, callback: OnMapReadyCallback) =
+    this.apply {
+        onCreate(savedInstanceState)
+        getMapAsync(callback)
+    }
diff --git a/app/src/main/java/foundation/e/privacycentralapp/features/location/FakeLocationMapView.kt b/app/src/main/java/foundation/e/privacycentralapp/features/location/FakeLocationMapView.kt
new file mode 100644
index 0000000..cd0030a
--- /dev/null
+++ b/app/src/main/java/foundation/e/privacycentralapp/features/location/FakeLocationMapView.kt
@@ -0,0 +1,45 @@
+/*
+ * Copyright (C) 2021 E FOUNDATION
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package foundation.e.privacycentralapp.features.location
+
+import android.annotation.SuppressLint
+import android.content.Context
+import android.util.AttributeSet
+import android.view.MotionEvent
+import com.mapbox.mapboxsdk.maps.MapView
+
+class FakeLocationMapView @JvmOverloads constructor(
+    context: Context,
+    attrs: AttributeSet? = null,
+    defStyleAttr: Int = 0
+) : MapView(context, attrs, defStyleAttr) {
+
+    /**
+     * Overrides onTouchEvent because this MapView is part of a scroll view
+     * and we want this map view to consume all touch events originating on this view.
+     */
+    @SuppressLint("ClickableViewAccessibility")
+    override fun onTouchEvent(event: MotionEvent?): Boolean {
+        when (event?.action) {
+            MotionEvent.ACTION_DOWN -> parent.requestDisallowInterceptTouchEvent(true)
+            MotionEvent.ACTION_UP -> parent.requestDisallowInterceptTouchEvent(false)
+        }
+        super.onTouchEvent(event)
+        return true
+    }
+}
diff --git a/app/src/main/res/drawable/ic_map_marker_blue.xml b/app/src/main/res/drawable/ic_map_marker_blue.xml
new file mode 100644
index 0000000..619dc47
--- /dev/null
+++ b/app/src/main/res/drawable/ic_map_marker_blue.xml
@@ -0,0 +1,11 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:viewportWidth="512"
+    android:viewportHeight="512"
+    >
+    <path
+        android:fillColor="#FF5290F5"
+        android:pathData="M256,0C153.755,0 70.573,83.182 70.573,185.426c0,126.888 165.939,313.167 173.004,321.035c6.636,7.391 18.222,7.378 24.846,0c7.065,-7.868 173.004,-194.147 173.004,-321.035C441.425,83.182 358.244,0 256,0zM256,278.719c-51.442,0 -93.292,-41.851 -93.292,-93.293S204.559,92.134 256,92.134s93.291,41.851 93.291,93.293S307.441,278.719 256,278.719z"
+        />
+</vector>
diff --git a/app/src/main/res/drawable/ic_map_marker_red.xml b/app/src/main/res/drawable/ic_map_marker_red.xml
new file mode 100644
index 0000000..48fae25
--- /dev/null
+++ b/app/src/main/res/drawable/ic_map_marker_red.xml
@@ -0,0 +1,28 @@
+<!--
+  ~ Copyright (C) 2021 E FOUNDATION
+  ~
+  ~ This program is free software: you can redistribute it and/or modify
+  ~ it under the terms of the GNU General Public License as published by
+  ~ the Free Software Foundation, either version 3 of the License, or
+  ~ (at your option) any later version.
+  ~
+  ~ This program is distributed in the hope that it will be useful,
+  ~ but WITHOUT ANY WARRANTY; without even the implied warranty of
+  ~ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  ~ GNU General Public License for more details.
+  ~
+  ~ You should have received a copy of the GNU General Public License
+  ~ along with this program.  If not, see <https://www.gnu.org/licenses/>.
+  -->
+
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:viewportWidth="512"
+    android:viewportHeight="512"
+    >
+    <path
+        android:fillColor="#FFEA4335"
+        android:pathData="M256,0C153.755,0 70.573,83.182 70.573,185.426c0,126.888 165.939,313.167 173.004,321.035c6.636,7.391 18.222,7.378 24.846,0c7.065,-7.868 173.004,-194.147 173.004,-321.035C441.425,83.182 358.244,0 256,0zM256,278.719c-51.442,0 -93.292,-41.851 -93.292,-93.293S204.559,92.134 256,92.134s93.291,41.851 93.291,93.293S307.441,278.719 256,278.719z"
+        />
+</vector>
diff --git a/app/src/main/res/layout/fragment_fake_location.xml b/app/src/main/res/layout/fragment_fake_location.xml
index 1ebe9ef..38faf67 100644
--- a/app/src/main/res/layout/fragment_fake_location.xml
+++ b/app/src/main/res/layout/fragment_fake_location.xml
@@ -1,6 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
 <FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:mapbox="http://schemas.android.com/apk/res-auto"
     xmlns:tools="http://schemas.android.com/tools"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
@@ -98,13 +99,14 @@
                     />
             </RadioGroup>
 
-            <ImageView
-                android:id="@+id/dummy_img_map"
+
+            <foundation.e.privacycentralapp.features.location.FakeLocationMapView
+                android:id="@+id/mapView"
                 android:layout_width="match_parent"
-                android:layout_height="254dp"
+                android:layout_height="240dp"
+                mapbox:mapbox_cameraZoom="15"
                 android:layout_marginTop="32dp"
                 android:layout_marginBottom="32dp"
-                android:src="@drawable/dummy_img_map_picker"
                 />
 
             <com.google.android.material.textfield.TextInputLayout
@@ -143,9 +145,9 @@
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content"
                 android:layout_gravity="center_horizontal"
+                android:layout_marginTop="32dp"
                 android:text="@string/add_location"
                 app:backgroundTint="#007fff"
-                android:layout_marginTop="32dp"
                 />
         </LinearLayout>
     </androidx.core.widget.NestedScrollView>
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index ff0cf0a..c0b8348 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -35,4 +35,6 @@
     <string name="real_location_mode">Real location mode</string>
     <string name="random_location_mode">Random location mode</string>
     <string name="fake_location_mode">Fake location mode</string>
+    <string name="user_location_permission_explanation">This app needs location permissions in order to show its functionality.</string>
+    <string name="user_location_permission_not_granted">You didn\'t grant location permission</string>
 </resources>
\ No newline at end of file
diff --git a/load-properties.gradle b/load-properties.gradle
index 71c9fb5..b8c6844 100644
--- a/load-properties.gradle
+++ b/load-properties.gradle
@@ -28,6 +28,6 @@ if (localPropertiesFile.exists()) {
     new FileInputStream(localPropertiesFile).withCloseable { is -> p.load(is) }
     p.each { name, value -> ext[name] = value }
 } else {
-    ext["MAPBOX_KEY"] = System.getenv('MAPBOX_KEY')
-    ext["MAPBOX_SECRET_KEY"] = System.getenv('MAPBOX_SECRET_KEY')
+    ext["MAPBOX_KEY"] = System.getenv('MAPBOX_KEY_DEV')
+    ext["MAPBOX_SECRET_KEY"] = System.getenv('MAPBOX_SECRET_KEY_DEV')
 }
\ No newline at end of file
-- 
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