Add a dashboard in the demo app.

demo/src/main/java/com/google/android/fhir/demo/HomeFragment.kt

@@ -0,0 +1,61 @@
+/*
+ * Copyright 2022-2024 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *       http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.android.fhir.demo
+
+import android.os.Bundle
+import android.view.MenuItem
+import android.view.View
+import androidx.appcompat.app.AppCompatActivity
+import androidx.cardview.widget.CardView
+import androidx.fragment.app.Fragment
+import androidx.navigation.fragment.findNavController
+
+class HomeFragment : Fragment(R.layout.fragment_home) {
+
+  override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
+    super.onViewCreated(view, savedInstanceState)
+    (requireActivity() as AppCompatActivity).supportActionBar?.apply {
+      title = resources.getString(R.string.app_name)
+      setDisplayHomeAsUpEnabled(true)
+    }
+    setHasOptionsMenu(true)
+    (activity as MainActivity).setDrawerEnabled(true)
+    setOnClicks()
+  }
+
+  private fun setOnClicks() {
+    requireView().findViewById<CardView>(R.id.item_new_patient).setOnClickListener {
+      findNavController().navigate(HomeFragmentDirections.actionHomeFragmentToAddPatientFragment())
+    }
+    requireView().findViewById<CardView>(R.id.item_patient_list).setOnClickListener {
+      findNavController().navigate(HomeFragmentDirections.actionHomeFragmentToPatientList())
+    }
+    requireView().findViewById<CardView>(R.id.item_search).setOnClickListener {
+      findNavController().navigate(HomeFragmentDirections.actionHomeFragmentToPatientList())
+    }
+  }
+
+  override fun onOptionsItemSelected(item: MenuItem): Boolean {
+    return when (item.itemId) {
+      android.R.id.home -> {
+        (requireActivity() as MainActivity).openNavigationDrawer()
+        true
+      }
+      else -> false
+    }
+  }
+}

demo/src/main/java/com/google/android/fhir/demo/PatientListFragment.kt

@@ -38,6 +38,7 @@ import androidx.fragment.app.Fragment
 import androidx.fragment.app.activityViewModels
 import androidx.lifecycle.ViewModelProvider
 import androidx.lifecycle.lifecycleScope
+import androidx.navigation.fragment.NavHostFragment
 import androidx.navigation.fragment.findNavController
 import androidx.recyclerview.widget.DividerItemDecoration
 import androidx.recyclerview.widget.RecyclerView
@@ -152,7 +153,7 @@ class PatientListFragment : Fragment() {
       addPatient.setColorFilter(Color.WHITE)
     }
     setHasOptionsMenu(true)
-    (activity as MainActivity).setDrawerEnabled(true)
+    (activity as MainActivity).setDrawerEnabled(false)
 
     lifecycleScope.launch {
       mainActivityViewModel.pollState.collect {
@@ -233,9 +234,7 @@ class PatientListFragment : Fragment() {
   override fun onOptionsItemSelected(item: MenuItem): Boolean {
     return when (item.itemId) {
       android.R.id.home -> {
-        // hide the soft keyboard when the navigation drawer is shown on the screen.
-        searchView.clearFocus()
-        (requireActivity() as MainActivity).openNavigationDrawer()
+        NavHostFragment.findNavController(this).navigateUp()
         true
       }
       else -> false

demo/src/main/res/drawable/ic_home_new_patient.xml

@@ -0,0 +1,13 @@
+<vector
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="34dp"
+    android:height="24dp"
+    android:viewportWidth="34"
+    android:viewportHeight="24"
+>
+  <path
+        android:pathData="M12.289,12C15.586,12 18.257,9.315 18.257,6C18.257,2.685 15.586,0 12.289,0C8.993,0 6.322,2.685 6.322,6C6.322,9.315 8.993,12 12.289,12ZM12.289,3C13.93,3 15.273,4.35 15.273,6C15.273,7.65 13.93,9 12.289,9C10.648,9 9.306,7.65 9.306,6C9.306,4.35 10.648,3 12.289,3ZM0.355,19.5C0.355,15.51 8.306,13.5 12.289,13.5C16.272,13.5 24.224,15.51 24.224,19.5V24H0.355V19.5ZM3.339,21V19.515C3.637,18.435 8.262,16.5 12.289,16.5C16.317,16.5 20.942,18.435 21.24,19.5V21H3.339ZM25.716,10.5V15H28.699V10.5H33.175V7.5H28.699V3H25.716V7.5H21.24V10.5H25.716Z"
+        android:fillColor="#4285F4"
+        android:fillType="evenOdd"
+    />
+</vector>

demo/src/main/res/drawable/ic_home_patient_list.xml

@@ -0,0 +1,13 @@
+<vector
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="28dp"
+    android:height="28dp"
+    android:viewportWidth="28"
+    android:viewportHeight="28"
+>
+  <path
+        android:pathData="M25.848,0.5H1.681C0.935,0.5 0.339,1.1 0.339,1.85V26.15C0.339,26.75 0.935,27.5 1.681,27.5H25.848C26.445,27.5 27.191,26.75 27.191,26.15V1.85C27.191,1.1 26.445,0.5 25.848,0.5ZM9.289,6.5H6.306V9.5H9.289V6.5ZM21.224,6.5H12.273V9.5H21.224V6.5ZM21.224,12.5H12.273V15.5H21.224V12.5ZM12.273,18.5H21.224V21.5H12.273V18.5ZM6.306,12.5H9.289V15.5H6.306V12.5ZM9.289,18.5H6.306V21.5H9.289V18.5ZM3.322,24.5H24.208V3.5H3.322V24.5Z"
+        android:fillColor="#4285F4"
+        android:fillType="evenOdd"
+    />
+</vector>

demo/src/main/res/drawable/ic_home_search.xml

@@ -0,0 +1,13 @@
+<vector
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="27dp"
+    android:height="27dp"
+    android:viewportWidth="27"
+    android:viewportHeight="27"
+>
+  <path
+        android:pathData="M17.882,15.905L26.43,24.5L24.208,26.735L15.659,18.14C14.063,19.295 12.139,20 10.035,20C4.68,20 0.339,15.635 0.339,10.25C0.339,4.865 4.68,0.5 10.035,0.5C15.391,0.5 19.732,4.865 19.732,10.25C19.732,12.365 19.031,14.3 17.882,15.905ZM10.035,3.5C6.321,3.5 3.322,6.515 3.322,10.25C3.322,13.985 6.321,17 10.035,17C13.75,17 16.749,13.985 16.749,10.25C16.749,6.515 13.75,3.5 10.035,3.5Z"
+        android:fillColor="#4285F4"
+        android:fillType="evenOdd"
+    />
+</vector>

demo/src/main/res/layout/fragment_home.xml

@@ -0,0 +1,137 @@
+<?xml version="1.0" encoding="utf-8" ?>
+<LinearLayout
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:layout_marginHorizontal="@dimen/dashboard_margin"
+    android:layout_marginTop="@dimen/dashboard_margin"
+    android:orientation="vertical"
+>
+    <androidx.cardview.widget.CardView
+        xmlns:android="http://schemas.android.com/apk/res/android"
+        xmlns:app="http://schemas.android.com/apk/res-auto"
+        android:id="@+id/item_new_patient"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:layout_marginHorizontal="@dimen/cardView_margin_horizontal"
+        android:foreground="?android:attr/selectableItemBackground"
+        android:clickable="true"
+        android:focusable="true"
+        android:layout_marginVertical="@dimen/cardView_margin_vertical"
+        app:cardBackgroundColor="@color/white"
+        app:cardCornerRadius="@dimen/cardView_radius_corner"
+    >
+
+        <LinearLayout
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:padding="@dimen/new_patient_padding"
+            android:orientation="horizontal"
+        >
+            <ImageView
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:src="@drawable/ic_home_new_patient"
+                android:contentDescription="Task Image"
+            />
+            <TextView
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:textAppearance="?textAppearanceTitleLarge"
+                android:textSize="@dimen/dashboard_text_fontSize"
+                android:textColor="@color/dashboard_cardview_textcolor"
+                android:ellipsize="end"
+                android:maxLines="1"
+                android:layout_marginHorizontal="@dimen/new_patient_horizontal_margin"
+                android:layout_gravity="center"
+                android:text="Register new patient"
+            />
+        </LinearLayout>
+
+    </androidx.cardview.widget.CardView>
+    <androidx.cardview.widget.CardView
+        xmlns:android="http://schemas.android.com/apk/res/android"
+        xmlns:app="http://schemas.android.com/apk/res-auto"
+        android:id="@+id/item_patient_list"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:layout_marginHorizontal="@dimen/cardView_margin_horizontal"
+        android:foreground="?android:attr/selectableItemBackground"
+        android:clickable="true"
+        android:focusable="true"
+        android:layout_marginVertical="@dimen/cardView_margin_vertical"
+        app:cardBackgroundColor="@color/white"
+        app:cardCornerRadius="@dimen/cardView_radius_corner"
+    >
+
+        <LinearLayout
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:padding="@dimen/new_patient_padding"
+            android:orientation="horizontal"
+        >
+            <ImageView
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:src="@drawable/ic_home_patient_list"
+                android:contentDescription="Task Image"
+            />
+            <TextView
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:textAppearance="?textAppearanceTitleLarge"
+                android:textSize="@dimen/dashboard_text_fontSize"
+                android:textColor="@color/dashboard_cardview_textcolor"
+                android:ellipsize="end"
+                android:maxLines="1"
+                android:layout_marginHorizontal="@dimen/new_patient_horizontal_margin"
+                android:layout_gravity="center"
+                android:text="Patient list  "
+            />
+        </LinearLayout>
+
+    </androidx.cardview.widget.CardView>
+    <androidx.cardview.widget.CardView
+        xmlns:android="http://schemas.android.com/apk/res/android"
+        xmlns:app="http://schemas.android.com/apk/res-auto"
+        android:id="@+id/item_search"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:layout_marginHorizontal="@dimen/search_patient_cardview_horizontal_margin"
+        android:foreground="?android:attr/selectableItemBackground"
+        android:clickable="true"
+        android:focusable="true"
+        android:layout_marginTop="@dimen/search_patient_cardview_margin_top"
+        android:layout_marginVertical="@dimen/search_patient_cardview_vertical_margin"
+        app:cardBackgroundColor="@color/white"
+        app:cardCornerRadius="@dimen/cardView_radius_corner"
+    >
+
+        <LinearLayout
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:padding="@dimen/new_patient_padding"
+            android:orientation="horizontal"
+        >
+            <ImageView
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:src="@drawable/ic_home_search"
+                android:contentDescription="Task Image"
+            />
+            <TextView
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:textAppearance="?textAppearanceTitleLarge"
+                android:textSize="@dimen/dashboard_text_fontSize"
+                android:textColor="@color/dashboard_cardview_textcolor"
+                android:ellipsize="end"
+                android:maxLines="1"
+                android:layout_marginHorizontal="@dimen/new_patient_horizontal_margin"
+                android:layout_gravity="center"
+                android:text="Find a patient"
+            />
+        </LinearLayout>
+
+    </androidx.cardview.widget.CardView>
+</LinearLayout>

demo/src/main/res/navigation/reference_nav_graph.xml

@@ -4,9 +4,25 @@
     xmlns:app="http://schemas.android.com/apk/res-auto"
     xmlns:tools="http://schemas.android.com/tools"
     android:id="@+id/reference_nav_graph"
-    app:startDestination="@id/patient_list"
+    app:startDestination="@id/home_fragment"
 >
 
+  <fragment
+        android:id="@+id/home_fragment"
+        android:name="com.google.android.fhir.demo.HomeFragment"
+        android:label="HomeFragment"
+        tools:layout="@layout/fragment_home"
+    >
+    <action
+            android:id="@+id/action_home_fragment_to_addPatientFragment"
+            app:destination="@id/addPatientFragment"
+        />
+    <action
+            android:id="@+id/action_home_fragment_to_patient_list"
+            app:destination="@id/patient_list"
+        />
+  </fragment>
+
   <fragment
         android:id="@+id/patient_list"
         android:label="Patient List"

demo/src/main/res/values/colors.xml

@@ -21,8 +21,8 @@
     <color name="moderate_risk_background">#fff8e1</color>
     <color name="high_risk">#c62828</color>
     <color name="high_risk_background">#ffebee</color>
-    <color name="unknown_risk_background">#DADCE0</color>
-    <color name="unknown_risk">#ffffff</color>
+    <color name="unknown_risk_background">#77DADCE0</color>
+    <color name="unknown_risk">#FFDADCE0</color>
     <color name="syncing_background">#E8F0FE</color>
     <color name="disable_state">#9AFFFFFF</color>
 
@@ -87,4 +87,9 @@
     <color name="onSurfaceVariant_neutral_variant_80">#C4C7C5</color>
 
     <color name="outline_neutral_variant_60">#8E918F</color>
+
+    <color name="black">#000000</color>
+    <color name="white">#FFFFFFFF</color>
+    <color name="dashboard_cardview_textcolor">#4D4D4D</color>
+
 </resources>

demo/src/main/res/values/dimens.xml

@@ -24,4 +24,14 @@
     <dimen name="status_margin">5dp</dimen>
     <dimen name="header_height">170dp</dimen>
     <dimen name="patient_count_start_margin">65dp</dimen>
+    <dimen name="dashboard_margin">10dp</dimen>
+    <dimen name="cardView_margin_horizontal">8dp</dimen>
+    <dimen name="cardView_margin_vertical">10dp</dimen>
+    <dimen name="cardView_radius_corner">10dp</dimen>
+    <dimen name="new_patient_padding">30dp</dimen>
+    <dimen name="new_patient_horizontal_margin">20dp</dimen>
+    <dimen name="search_patient_cardview_horizontal_margin">8dp</dimen>
+    <dimen name="search_patient_cardview_vertical_margin">6dp</dimen>
+    <dimen name="search_patient_cardview_margin_top">10dp</dimen>
+    <dimen name="dashboard_text_fontSize">20sp</dimen>
 </resources>