Add option to automatically sync repository on app launch (#1137)

* Add option to automatically sync repository on app launch

Signed-off-by: Aditya Wasan <adityawasan55@gmail.com>

* Pull repo if user is not authenticated

Signed-off-by: Aditya Wasan <adityawasan55@gmail.com>

* Address review comments

Signed-off-by: Harsh Shandilya <me@msfjarvis.dev>

* Hijack incoming intent rather than copying it

Signed-off-by: Harsh Shandilya <me@msfjarvis.dev>

* Initialize password repository before using it

Signed-off-by: Aditya Wasan <adityawasan55@gmail.com>

Co-authored-by: Harsh Shandilya <me@msfjarvis.dev>

3 files changed, 68 insertions, 0 deletions

diff --git a/app/src/main/res/layout/activity_launch.xml b/app/src/main/res/layout/activity_launch.xml
new file mode 100644
index 00000000..df6e4f7b
--- /dev/null
+++ b/app/src/main/res/layout/activity_launch.xml
@@ -0,0 +1,59 @@
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:background="?attr/colorPrimary"
+    android:orientation="vertical">
+
+    <androidx.appcompat.widget.AppCompatImageView
+        android:id="@+id/app_icon"
+        android:layout_width="100dp"
+        android:layout_height="100dp"
+        android:contentDescription="@string/app_icon_hint"
+        android:src="@mipmap/ic_launcher"
+        android:transitionName="transition_first_app_icon"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent" />
+
+    <androidx.appcompat.widget.AppCompatTextView
+        android:id="@+id/app_name"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_centerHorizontal="true"
+        android:layout_marginTop="16dp"
+        android:text="@string/app_name"
+        android:textAppearance="@style/TextAppearance.MaterialComponents.Headline5"
+        android:textColor="@color/color_control_normal"
+        android:textStyle="bold"
+        android:transitionName="transition_first_run_app_name"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@+id/app_icon" />
+
+    <ProgressBar
+        android:id="@+id/progress_bar"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:visibility="invisible"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent"
+        app:layout_constraintVertical_bias="0.85" />
+
+    <androidx.appcompat.widget.AppCompatTextView
+        android:id="@+id/sync"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="8dp"
+        android:text="@string/syncing"
+        android:textAppearance="@style/TextAppearance.MaterialComponents.Body1"
+        android:textColor="@color/color_control_normal"
+        android:visibility="invisible"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@id/progress_bar" />
+
+</androidx.constraintlayout.widget.ConstraintLayout>
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index cc9f1f24..f8be3859 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -407,6 +407,9 @@
     <!-- SSH port validation -->
     <string name="ssh_scheme_needed_title">Potentially incorrect URL</string>
     <string name="ssh_scheme_needed_message">It appears that your URL contains a custom port, but does not specify the ssh:// scheme.\nThis can cause the port to be considered a part of your path. Press OK here to fix the URL.</string>
+    <string name="sync_on_launch_title">Sync on launch</string>
+    <string name="sync_on_launch_summary">Sync passwords when application is launched</string>
+    <string name="syncing">Syncing…</string>
 
     <!-- Proxy configuration activity -->
     <string name="proxy_hostname">Proxy hostname</string>
diff --git a/app/src/main/res/xml/preference.xml b/app/src/main/res/xml/preference.xml
index 58a173c5..6631133f 100644
--- a/app/src/main/res/xml/preference.xml
+++ b/app/src/main/res/xml/preference.xml
@@ -138,6 +138,12 @@
             app:key="biometric_auth"
             app:summary="@string/biometric_auth_summary"
             app:title="@string/biometric_auth_title" />
+        <CheckBoxPreference
+            app:defaultValue="false"
+            app:key="sync_on_launch"
+            app:persistent="true"
+            app:summary="@string/sync_on_launch_summary"
+            app:title="@string/sync_on_launch_title" />
     </PreferenceCategory>
     <PreferenceCategory app:title="@string/pref_category_title_passwords">
         <EditTextPreference