Yang

android/canonical/app/build.gradle

@@ -27,9 +27,12 @@ android {
 dependencies {
     implementation fileTree(dir: "libs", include: ["*.jar"])
     implementation "org.jetbrains.kotlin:kotlin-stdlib:$kotlin_version"
-    implementation 'androidx.core:core-ktx:1.1.0'
+    implementation 'androidx.core:core-ktx:1.3.0'
     implementation 'androidx.appcompat:appcompat:1.1.0'
     implementation 'androidx.constraintlayout:constraintlayout:1.1.3'
+    implementation 'com.google.android.gms:play-services-auth:18.0.0'
+    implementation 'com.google.android.material:material:1.1.0'
+    implementation 'androidx.legacy:legacy-support-v4:1.0.0'
     testImplementation 'junit:junit:4.12'
     androidTestImplementation 'androidx.test.ext:junit:1.1.1'
     androidTestImplementation 'androidx.test.espresso:espresso-core:3.2.0'

android/canonical/app/src/main/java/com/google/samples/quickstart/canonical/MainActivity.kt

@@ -2,10 +2,69 @@ package com.google.samples.quickstart.canonical
 
 import androidx.appcompat.app.AppCompatActivity
 import android.os.Bundle
+import android.view.View
+import android.widget.Button
+import android.widget.Chronometer
+import android.widget.Toast
+import androidx.fragment.app.FragmentTransaction
+import com.google.android.material.bottomnavigation.BottomNavigationView
+import org.jetbrains.annotations.Nullable
 
 class MainActivity : AppCompatActivity() {
+
+  lateinit var runFragment: RunFragment
+  lateinit var mapFragment: MapFragment
+  lateinit var meFragment: MeFragment
+
   override fun onCreate(savedInstanceState: Bundle?) {
     super.onCreate(savedInstanceState)
     setContentView(R.layout.activity_main)
+
+    runFragment = RunFragment()
+    supportFragmentManager
+      .beginTransaction()
+      .replace(R.id.fragment_layout, runFragment)
+      .setTransition(FragmentTransaction.TRANSIT_FRAGMENT_OPEN)
+      .commit()
+
+    val bottomNavigation : BottomNavigationView = findViewById(R.id.bottom_navigation_view)
+    bottomNavigation.setOnNavigationItemSelectedListener { item ->
+      when (item.itemId) {
+
+        R.id.bottom_navigation_item_run -> {
+          runFragment = RunFragment()
+          supportFragmentManager
+            .beginTransaction()
+            .replace(R.id.fragment_layout, runFragment)
+            .setTransition(FragmentTransaction.TRANSIT_FRAGMENT_OPEN)
+            .commit()
+        }
+
+        R.id.bottom_navigation_item_map -> {
+          mapFragment = MapFragment()
+          supportFragmentManager
+            .beginTransaction()
+            .replace(R.id.fragment_layout, mapFragment)
+            .setTransition(FragmentTransaction.TRANSIT_FRAGMENT_OPEN)
+            .commit()
+        }
+
+        R.id.bottom_navigation_item_profile -> {
+          meFragment = MeFragment()
+          supportFragmentManager
+            .beginTransaction()
+            .replace(R.id.fragment_layout, meFragment)
+            .setTransition(FragmentTransaction.TRANSIT_FRAGMENT_OPEN)
+            .commit()
+        }
+
+
+      }
+      true
+
+    }
   }
+
+
+
 }

android/canonical/app/src/main/java/com/google/samples/quickstart/canonical/MapFragment.kt

@@ -0,0 +1,59 @@
+package com.google.samples.quickstart.canonical
+
+import android.os.Bundle
+import androidx.fragment.app.Fragment
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+
+// TODO: Rename parameter arguments, choose names that match
+// the fragment initialization parameters, e.g. ARG_ITEM_NUMBER
+private const val ARG_PARAM1 = "param1"
+private const val ARG_PARAM2 = "param2"
+
+/**
+ * A simple [Fragment] subclass.
+ * Use the [MapFragment.newInstance] factory method to
+ * create an instance of this fragment.
+ */
+class MapFragment : Fragment() {
+    // TODO: Rename and change types of parameters
+    private var param1: String? = null
+    private var param2: String? = null
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        arguments?.let {
+            param1 = it.getString(ARG_PARAM1)
+            param2 = it.getString(ARG_PARAM2)
+        }
+    }
+
+    override fun onCreateView(
+        inflater: LayoutInflater, container: ViewGroup?,
+        savedInstanceState: Bundle?
+    ): View? {
+        // Inflate the layout for this fragment
+        return inflater.inflate(R.layout.fragment_map, container, false)
+    }
+
+    companion object {
+        /**
+         * Use this factory method to create a new instance of
+         * this fragment using the provided parameters.
+         *
+         * @param param1 Parameter 1.
+         * @param param2 Parameter 2.
+         * @return A new instance of fragment MapFragment.
+         */
+        // TODO: Rename and change types and number of parameters
+        @JvmStatic
+        fun newInstance(param1: String, param2: String) =
+            MapFragment().apply {
+                arguments = Bundle().apply {
+                    putString(ARG_PARAM1, param1)
+                    putString(ARG_PARAM2, param2)
+                }
+            }
+    }
+}

android/canonical/app/src/main/java/com/google/samples/quickstart/canonical/MeFragment.kt

@@ -0,0 +1,59 @@
+package com.google.samples.quickstart.canonical
+
+import android.os.Bundle
+import androidx.fragment.app.Fragment
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+
+// TODO: Rename parameter arguments, choose names that match
+// the fragment initialization parameters, e.g. ARG_ITEM_NUMBER
+private const val ARG_PARAM1 = "param1"
+private const val ARG_PARAM2 = "param2"
+
+/**
+ * A simple [Fragment] subclass.
+ * Use the [MeFragment.newInstance] factory method to
+ * create an instance of this fragment.
+ */
+class MeFragment : Fragment() {
+    // TODO: Rename and change types of parameters
+    private var param1: String? = null
+    private var param2: String? = null
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        arguments?.let {
+            param1 = it.getString(ARG_PARAM1)
+            param2 = it.getString(ARG_PARAM2)
+        }
+    }
+
+    override fun onCreateView(
+        inflater: LayoutInflater, container: ViewGroup?,
+        savedInstanceState: Bundle?
+    ): View? {
+        // Inflate the layout for this fragment
+        return inflater.inflate(R.layout.fragment_me, container, false)
+    }
+
+    companion object {
+        /**
+         * Use this factory method to create a new instance of
+         * this fragment using the provided parameters.
+         *
+         * @param param1 Parameter 1.
+         * @param param2 Parameter 2.
+         * @return A new instance of fragment MeFragment.
+         */
+        // TODO: Rename and change types and number of parameters
+        @JvmStatic
+        fun newInstance(param1: String, param2: String) =
+            MeFragment().apply {
+                arguments = Bundle().apply {
+                    putString(ARG_PARAM1, param1)
+                    putString(ARG_PARAM2, param2)
+                }
+            }
+    }
+}

android/canonical/app/src/main/java/com/google/samples/quickstart/canonical/RunFragment.kt

@@ -0,0 +1,89 @@
+package com.google.samples.quickstart.canonical
+
+import android.os.Bundle
+import android.os.SystemClock
+import androidx.fragment.app.Fragment
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import android.widget.Button
+import android.widget.Chronometer
+import kotlinx.android.synthetic.main.fragment_run.*
+import org.jetbrains.annotations.Nullable
+
+// TODO: Rename parameter arguments, choose names that match
+// the fragment initialization parameters, e.g. ARG_ITEM_NUMBER
+private const val ARG_PARAM1 = "param1"
+private const val ARG_PARAM2 = "param2"
+
+/**
+ * A simple [Fragment] subclass.
+ * Use the [RunFragment.newInstance] factory method to
+ * create an instance of this fragment.
+ */
+class RunFragment : Fragment() {
+    // TODO: Rename and change types of parameters
+    private var param1: String? = null
+    private var param2: String? = null
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        arguments?.let {
+            param1 = it.getString(ARG_PARAM1)
+            param2 = it.getString(ARG_PARAM2)
+        }
+    }
+
+    override fun onCreateView(
+        inflater: LayoutInflater, container: ViewGroup?,
+        savedInstanceState: Bundle?
+    ): View? {
+        // Inflate the layout for this fragment
+        return inflater.inflate(R.layout.fragment_run, container, false)
+    }
+
+    companion object {
+        /**
+         * Use this factory method to create a new instance of
+         * this fragment using the provided parameters.
+         *
+         * @param param1 Parameter 1.
+         * @param param2 Parameter 2.
+         * @return A new instance of fragment RunFragment.
+         */
+        // TODO: Rename and change types and number of parameters
+        @JvmStatic
+        fun newInstance(param1: String, param2: String) =
+            RunFragment().apply {
+                arguments = Bundle().apply {
+                    putString(ARG_PARAM1, param1)
+                    putString(ARG_PARAM2, param2)
+                }
+            }
+    }
+
+    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
+        super.onViewCreated(view, savedInstanceState)
+        val chronometer = view.findViewById<Chronometer>(R.id.chronometer)
+        val runBtn = view.findViewById<Button>(R.id.run_btn)
+        var pauseOffset = 0L
+
+//        chronometer.format = "00:00:00"
+        runBtn.setOnClickListener (object : View.OnClickListener{
+            var isWorking = false
+            override fun onClick(v: View) {
+                isWorking = if (!isWorking) {
+                    chronometer.base = SystemClock.elapsedRealtime() - pauseOffset
+                    chronometer.start()
+                    true
+                } else {
+                    pauseOffset = SystemClock.elapsedRealtime() - chronometer.base
+                    chronometer.stop()
+                    false
+                }
+                run_btn.setText(if (!isWorking) R.string.start else R.string.stop)
+            }
+        })
+
+    }
+}

android/canonical/app/src/main/res/drawable/ic_baseline_access_alarm_24.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="M22,5.72l-4.6,-3.86 -1.29,1.53 4.6,3.86L22,5.72zM7.88,3.39L6.6,1.86 2,5.71l1.29,1.53 4.59,-3.85zM12.5,8L11,8v6l4.75,2.85 0.75,-1.23 -4,-2.37L12.5,8zM12,4c-4.97,0 -9,4.03 -9,9s4.02,9 9,9c4.97,0 9,-4.03 9,-9s-4.03,-9 -9,-9zM12,20c-3.87,0 -7,-3.13 -7,-7s3.13,-7 7,-7 7,3.13 7,7 -3.13,7 -7,7z"/>
+</vector>

android/canonical/app/src/main/res/drawable/ic_baseline_directions_run_24.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="M13.49,5.48c1.1,0 2,-0.9 2,-2s-0.9,-2 -2,-2 -2,0.9 -2,2 0.9,2 2,2zM9.89,19.38l1,-4.4 2.1,2v6h2v-7.5l-2.1,-2 0.6,-3c1.3,1.5 3.3,2.5 5.5,2.5v-2c-1.9,0 -3.5,-1 -4.3,-2.4l-1,-1.6c-0.4,-0.6 -1,-1 -1.7,-1 -0.3,0 -0.5,0.1 -0.8,0.1l-5.2,2.2v4.7h2v-3.4l1.8,-0.7 -1.6,8.1 -4.9,-1 -0.4,2 7,1.4z"/>
+</vector>

android/canonical/app/src/main/res/drawable/ic_baseline_map_24.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="M20.5,3l-0.16,0.03L15,5.1 9,3 3.36,4.9c-0.21,0.07 -0.36,0.25 -0.36,0.48V20.5c0,0.28 0.22,0.5 0.5,0.5l0.16,-0.03L9,18.9l6,2.1 5.64,-1.9c0.21,-0.07 0.36,-0.25 0.36,-0.48V3.5c0,-0.28 -0.22,-0.5 -0.5,-0.5zM15,19l-6,-2.11V5l6,2.11V19z"/>
+</vector>

android/canonical/app/src/main/res/drawable/ic_baseline_people_24.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="M16,11c1.66,0 2.99,-1.34 2.99,-3S17.66,5 16,5c-1.66,0 -3,1.34 -3,3s1.34,3 3,3zM8,11c1.66,0 2.99,-1.34 2.99,-3S9.66,5 8,5C6.34,5 5,6.34 5,8s1.34,3 3,3zM8,13c-2.33,0 -7,1.17 -7,3.5L1,19h14v-2.5c0,-2.33 -4.67,-3.5 -7,-3.5zM16,13c-0.29,0 -0.62,0.02 -0.97,0.05 1.16,0.84 1.97,1.97 1.97,3.45L17,19h6v-2.5c0,-2.33 -4.67,-3.5 -7,-3.5z"/>
+</vector>

android/canonical/app/src/main/res/layout/activity_main.xml

@@ -4,14 +4,25 @@
     xmlns:tools="http://schemas.android.com/tools"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
+    android:orientation="vertical"
     tools:context=".MainActivity">
-  <TextView
-      android:layout_width="wrap_content"
+
+  <com.google.android.material.bottomnavigation.BottomNavigationView
+      android:id="@+id/bottom_navigation_view"
+      android:layout_width="match_parent"
       android:layout_height="wrap_content"
-      android:text="Hello World!"
+      android:background="@android:color/white"
       app:layout_constraintBottom_toBottomOf="parent"
-      app:layout_constraintLeft_toLeftOf="parent"
-      app:layout_constraintRight_toRightOf="parent"
-      app:layout_constraintTop_toTopOf="parent" />
+      app:menu="@menu/bottom_navigation_menu" />
+
+  <FrameLayout
+      android:id="@+id/fragment_layout"
+      android:layout_width="match_parent"
+      android:layout_height="0dp"
+      app:layout_constraintBottom_toTopOf="@+id/bottom_navigation_view"
+      app:layout_constraintTop_toTopOf="parent">
+
+  </FrameLayout>
+
 
 </androidx.constraintlayout.widget.ConstraintLayout>

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

@@ -0,0 +1,19 @@
+<?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"
+    tools:context=".MapFragment">
+
+    <!-- TODO: Update blank fragment layout -->
+    <TextView
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:gravity="center"
+        android:text="This is Map Fragment"
+        android:textSize="30sp"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintTop_toTopOf="parent" />
+
+</androidx.constraintlayout.widget.ConstraintLayout>