[wallet] show ToS markdown in expandable sections

2 files changed, 91 insertions, 15 deletions

diff --git a/wallet/src/main/res/layout/fragment_review_exchange_tos.xml b/wallet/src/main/res/layout/fragment_review_exchange_tos.xml
index 2587c1a..ec8d996 100644
--- a/wallet/src/main/res/layout/fragment_review_exchange_tos.xml
+++ b/wallet/src/main/res/layout/fragment_review_exchange_tos.xml
@@ -21,36 +21,43 @@
     android:layout_height="match_parent"
     tools:context=".withdraw.ReviewExchangeTosFragment">
 
-    <ScrollView
-        android:id="@+id/tosScrollView"
+    <androidx.recyclerview.widget.RecyclerView
+        android:id="@+id/tosList"
         android:layout_width="0dp"
         android:layout_height="0dp"
+        app:layoutManager="androidx.recyclerview.widget.LinearLayoutManager"
         app:layout_constraintBottom_toTopOf="@+id/buttonCard"
         app:layout_constraintEnd_toEndOf="parent"
         app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toTopOf="parent">
-
-        <TextView
-            android:id="@+id/tosTextView"
-            android:layout_width="match_parent"
-            android:layout_height="wrap_content"
-            android:padding="16dp"
-            android:visibility="invisible"
-            tools:text="@tools:sample/lorem/random"
-            tools:visibility="visible" />
-
-    </ScrollView>
+        app:layout_constraintTop_toTopOf="parent"
+        tools:listitem="@layout/list_item_tos" />
 
     <ProgressBar
         android:id="@+id/progressBar"
         style="?android:attr/progressBarStyleLarge"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
-        app:layout_constraintBottom_toBottomOf="@+id/tosScrollView"
+        app:layout_constraintBottom_toBottomOf="@+id/tosList"
         app:layout_constraintEnd_toEndOf="parent"
         app:layout_constraintStart_toStartOf="parent"
         app:layout_constraintTop_toTopOf="parent" />
 
+    <TextView
+        android:id="@+id/errorView"
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:layout_margin="16dp"
+        android:gravity="center"
+        android:textColor="@color/red"
+        android:textSize="16sp"
+        android:visibility="invisible"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent"
+        tools:text="@string/exchange_tos_error"
+        tools:visibility="visible" />
+
     <com.google.android.material.card.MaterialCardView
         android:id="@+id/buttonCard"
         style="@style/BottomCard"
diff --git a/wallet/src/main/res/layout/list_item_tos.xml b/wallet/src/main/res/layout/list_item_tos.xml
new file mode 100644
index 0000000..7a584dc
--- /dev/null
+++ b/wallet/src/main/res/layout/list_item_tos.xml
@@ -0,0 +1,69 @@
+<?xml version="1.0" encoding="utf-8"?><!--
+  ~ This file is part of GNU Taler
+  ~ (C) 2020 Taler Systems S.A.
+  ~
+  ~ GNU Taler 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, or (at your option) any later version.
+  ~
+  ~ GNU Taler 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
+  ~ GNU Taler; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
+  -->
+
+<androidx.cardview.widget.CardView 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="wrap_content"
+    app:cardUseCompatPadding="true">
+
+    <androidx.constraintlayout.widget.ConstraintLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content">
+
+        <TextView
+            android:id="@+id/sectionTitle"
+            android:layout_width="0dp"
+            android:layout_height="wrap_content"
+            android:background="?attr/selectableItemBackground"
+            android:paddingStart="8dp"
+            android:paddingTop="8dp"
+            android:paddingEnd="56dp"
+            android:paddingBottom="8dp"
+            android:textAppearance="@style/TextAppearance.AppCompat.Headline"
+            app:layout_constraintEnd_toEndOf="parent"
+            app:layout_constraintStart_toStartOf="parent"
+            app:layout_constraintTop_toTopOf="parent"
+            tools:text="A Terms of Service section title that might be rather long in some cases" />
+
+        <ImageView
+            android:id="@+id/expandButton"
+            android:layout_width="48dp"
+            android:layout_height="0dp"
+            android:padding="8dp"
+            android:scaleType="center"
+            android:src="@drawable/ic_keyboard_arrow_up"
+            app:layout_constraintBottom_toBottomOf="@+id/sectionTitle"
+            app:layout_constraintEnd_toEndOf="parent"
+            app:layout_constraintTop_toTopOf="@+id/sectionTitle"
+            app:tint="?android:attr/textColorPrimary"
+            tools:ignore="ContentDescription" />
+
+        <TextView
+            android:id="@+id/sectionText"
+            android:layout_width="0dp"
+            android:layout_height="wrap_content"
+            android:padding="8dp"
+            app:layout_constraintBottom_toBottomOf="parent"
+            app:layout_constraintEnd_toEndOf="parent"
+            app:layout_constraintStart_toStartOf="parent"
+            app:layout_constraintTop_toBottomOf="@+id/sectionTitle"
+            tools:text="@tools:sample/lorem/random" />
+
+    </androidx.constraintlayout.widget.ConstraintLayout>
+
+</androidx.cardview.widget.CardView>